diff options
Diffstat (limited to 'contrib/dialog/aclocal.m4')
| -rw-r--r-- | contrib/dialog/aclocal.m4 | 5101 |
1 files changed, 5101 insertions, 0 deletions
diff --git a/contrib/dialog/aclocal.m4 b/contrib/dialog/aclocal.m4 new file mode 100644 index 000000000000..35f94c5f4da3 --- /dev/null +++ b/contrib/dialog/aclocal.m4 @@ -0,0 +1,5101 @@ +dnl macros used for DIALOG configure script +dnl $Id: aclocal.m4,v 1.94 2013/09/22 14:26:24 tom Exp $ +dnl --------------------------------------------------------------------------- +dnl Copyright 1999-2012,2013 -- Thomas E. Dickey +dnl +dnl Permission is hereby granted, free of charge, to any person obtaining a +dnl copy of this software and associated documentation files (the +dnl "Software"), to deal in the Software without restriction, including +dnl without limitation the rights to use, copy, modify, merge, publish, +dnl distribute, distribute with modifications, sublicense, and/or sell +dnl copies of the Software, and to permit persons to whom the Software is +dnl furnished to do so, subject to the following conditions: +dnl +dnl The above copyright notice and this permission notice shall be included +dnl in all copies or portions of the Software. +dnl +dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR +dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. +dnl +dnl Except as contained in this notice, the name(s) of the above copyright +dnl holders shall not be used in advertising or otherwise to promote the +dnl sale, use or other dealings in this Software without prior written +dnl authorization. +dnl +dnl see +dnl http://invisible-island.net/autoconf/ +dnl --------------------------------------------------------------------------- +dnl --------------------------------------------------------------------------- +dnl AM_GNU_GETTEXT version: 13 updated: 2012/11/09 05:47:26 +dnl -------------- +dnl Usage: Just like AM_WITH_NLS, which see. +AC_DEFUN([AM_GNU_GETTEXT], + [AC_REQUIRE([AC_PROG_MAKE_SET])dnl + AC_REQUIRE([AC_CANONICAL_HOST])dnl + AC_REQUIRE([AC_PROG_RANLIB])dnl + AC_REQUIRE([AC_HEADER_STDC])dnl + AC_REQUIRE([AC_C_INLINE])dnl + AC_REQUIRE([AC_TYPE_OFF_T])dnl + AC_REQUIRE([AC_TYPE_SIZE_T])dnl + AC_REQUIRE([AC_FUNC_ALLOCA])dnl + AC_REQUIRE([AC_FUNC_MMAP])dnl + AC_REQUIRE([jm_GLIBC21])dnl + AC_REQUIRE([CF_PROG_CC])dnl + + AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h stddef.h \ +stdlib.h string.h unistd.h sys/param.h]) + AC_CHECK_FUNCS([feof_unlocked fgets_unlocked getcwd getegid geteuid \ +getgid getuid mempcpy munmap putenv setenv setlocale stpcpy strchr strcasecmp \ +strdup strtoul tsearch __argz_count __argz_stringify __argz_next]) + + AM_ICONV + AM_LANGINFO_CODESET + AM_LC_MESSAGES + AM_WITH_NLS([$1],[$2],[$3],[$4]) + + if test "x$CATOBJEXT" != "x"; then + if test "x$ALL_LINGUAS" = "x"; then + LINGUAS= + else + AC_MSG_CHECKING(for catalogs to be installed) + NEW_LINGUAS= + for presentlang in $ALL_LINGUAS; do + useit=no + for desiredlang in ${LINGUAS-$ALL_LINGUAS}; do + # Use the presentlang catalog if desiredlang is + # a. equal to presentlang, or + # b. a variant of presentlang (because in this case, + # presentlang can be used as a fallback for messages + # which are not translated in the desiredlang catalog). + case "$desiredlang" in + "$presentlang"*) useit=yes;; + esac + done + if test $useit = yes; then + NEW_LINGUAS="$NEW_LINGUAS $presentlang" + fi + done + LINGUAS=$NEW_LINGUAS + AC_MSG_RESULT($LINGUAS) + fi + + dnl Construct list of names of catalog files to be constructed. + if test -n "$LINGUAS"; then + for lang in $LINGUAS; do CATALOGS="$CATALOGS $lang$CATOBJEXT"; done + fi + fi + + dnl Enable libtool support if the surrounding package wishes it. + INTL_LIBTOOL_SUFFIX_PREFIX=ifelse([$1], use-libtool, [l], []) + AC_SUBST(INTL_LIBTOOL_SUFFIX_PREFIX) +])dnl +dnl --------------------------------------------------------------------------- +dnl AM_ICONV version: 12 updated: 2007/07/30 19:12:03 +dnl -------- +dnl Inserted as requested by gettext 0.10.40 +dnl File from /usr/share/aclocal +dnl iconv.m4 +dnl ==================== +dnl serial AM2 +dnl +dnl From Bruno Haible. +dnl +dnl ==================== +dnl Modified to use CF_FIND_LINKAGE and CF_ADD_SEARCHPATH, to broaden the +dnl range of locations searched. Retain the same cache-variable naming to +dnl allow reuse with the other gettext macros -Thomas E Dickey +AC_DEFUN([AM_ICONV], +[ + dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and + dnl those with the standalone portable GNU libiconv installed). + + AC_ARG_WITH([libiconv-prefix], +[ --with-libiconv-prefix=DIR + search for libiconv in DIR/include and DIR/lib], [ + CF_ADD_OPTIONAL_PATH($withval, libiconv) + ]) + + AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [ + CF_FIND_LINKAGE(CF__ICONV_HEAD, + CF__ICONV_BODY, + iconv, + am_cv_func_iconv=yes, + am_cv_func_iconv=["no, consider installing GNU libiconv"])]) + + if test "$am_cv_func_iconv" = yes; then + AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.]) + + AC_CACHE_CHECK([if the declaration of iconv() needs const.], + am_cv_proto_iconv_const,[ + AC_TRY_COMPILE(CF__ICONV_HEAD [ +extern +#ifdef __cplusplus +"C" +#endif +#if defined(__STDC__) || defined(__cplusplus) +size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); +#else +size_t iconv(); +#endif +],[], am_cv_proto_iconv_const=no, + am_cv_proto_iconv_const=yes)]) + + if test "$am_cv_proto_iconv_const" = yes ; then + am_cv_proto_iconv_arg1="const" + else + am_cv_proto_iconv_arg1="" + fi + + AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1, + [Define as const if the declaration of iconv() needs const.]) + fi + + LIBICONV= + if test "$cf_cv_find_linkage_iconv" = yes; then + CF_ADD_INCDIR($cf_cv_header_path_iconv) + if test -n "$cf_cv_library_file_iconv" ; then + LIBICONV="-liconv" + CF_ADD_LIBDIR($cf_cv_library_path_iconv) + fi + fi + + AC_SUBST(LIBICONV) +])dnl +dnl --------------------------------------------------------------------------- +dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42 +dnl ------------------- +dnl Inserted as requested by gettext 0.10.40 +dnl File from /usr/share/aclocal +dnl codeset.m4 +dnl ==================== +dnl serial AM1 +dnl +dnl From Bruno Haible. +AC_DEFUN([AM_LANGINFO_CODESET], +[ + AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset, + [AC_TRY_LINK([#include <langinfo.h>], + [char* cs = nl_langinfo(CODESET);], + am_cv_langinfo_codeset=yes, + am_cv_langinfo_codeset=no) + ]) + if test $am_cv_langinfo_codeset = yes; then + AC_DEFINE(HAVE_LANGINFO_CODESET, 1, + [Define if you have <langinfo.h> and nl_langinfo(CODESET).]) + fi +])dnl +dnl --------------------------------------------------------------------------- +dnl AM_LC_MESSAGES version: 4 updated: 2002/10/27 23:21:42 +dnl -------------- +dnl Inserted as requested by gettext 0.10.40 +dnl File from /usr/share/aclocal +dnl lcmessage.m4 +dnl ==================== +dnl Check whether LC_MESSAGES is available in <locale.h>. +dnl Ulrich Drepper <drepper@cygnus.com>, 1995. +dnl +dnl This file can be copied and used freely without restrictions. It can +dnl be used in projects which are not available under the GNU General Public +dnl License or the GNU Library General Public License but which still want +dnl to provide support for the GNU gettext functionality. +dnl Please note that the actual code of the GNU gettext library is covered +dnl by the GNU Library General Public License, and the rest of the GNU +dnl gettext package package is covered by the GNU General Public License. +dnl They are *not* in the public domain. +dnl +dnl serial 2 +dnl +AC_DEFUN([AM_LC_MESSAGES], + [if test $ac_cv_header_locale_h = yes; then + AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES, + [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES], + am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)]) + if test $am_cv_val_LC_MESSAGES = yes; then + AC_DEFINE(HAVE_LC_MESSAGES, 1, + [Define if your <locale.h> file defines LC_MESSAGES.]) + fi + fi])dnl +dnl --------------------------------------------------------------------------- +dnl AM_PATH_PROG_WITH_TEST version: 8 updated: 2009/01/11 20:31:12 +dnl ---------------------- +dnl Inserted as requested by gettext 0.10.40 +dnl File from /usr/share/aclocal +dnl progtest.m4 +dnl ==================== +dnl Search path for a program which passes the given test. +dnl Ulrich Drepper <drepper@cygnus.com>, 1996. +dnl +dnl This file can be copied and used freely without restrictions. It can +dnl be used in projects which are not available under the GNU General Public +dnl License or the GNU Library General Public License but which still want +dnl to provide support for the GNU gettext functionality. +dnl Please note that the actual code of the GNU gettext library is covered +dnl by the GNU Library General Public License, and the rest of the GNU +dnl gettext package package is covered by the GNU General Public License. +dnl They are *not* in the public domain. +dnl +dnl serial 2 +dnl +dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, +dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) +AC_DEFUN([AM_PATH_PROG_WITH_TEST], +[# Extract the first word of "$2", so it can be a program name with args. +AC_REQUIRE([CF_PATHSEP]) +set dummy $2; ac_word=[$]2 +AC_MSG_CHECKING([for $ac_word]) +AC_CACHE_VAL(ac_cv_path_$1, +[case "[$]$1" in + [[\\/]*|?:[\\/]]*) + ac_cv_path_$1="[$]$1" # Let the user override the test with a path. + ;; + *) + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" + for ac_dir in ifelse([$5], , $PATH, [$5]); do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word$ac_exeext; then + if [$3]; then + ac_cv_path_$1="$ac_dir/$ac_word$ac_exeext" + break + fi + fi + done + IFS="$ac_save_ifs" +dnl If no 4th arg is given, leave the cache variable unset, +dnl so AC_PATH_PROGS will keep looking. +ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" +])dnl + ;; +esac])dnl +$1="$ac_cv_path_$1" +if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then + AC_MSG_RESULT([$]$1) +else + AC_MSG_RESULT(no) +fi +AC_SUBST($1)dnl +])dnl +dnl --------------------------------------------------------------------------- +dnl AM_WITH_NLS version: 25 updated: 2012/10/06 08:57:51 +dnl ----------- +dnl Inserted as requested by gettext 0.10.40 +dnl File from /usr/share/aclocal +dnl gettext.m4 +dnl ==================== +dnl Macro to add for using GNU gettext. +dnl Ulrich Drepper <drepper@cygnus.com>, 1995. +dnl ==================== +dnl Modified to use CF_FIND_LINKAGE and CF_ADD_SEARCHPATH, to broaden the +dnl range of locations searched. Retain the same cache-variable naming to +dnl allow reuse with the other gettext macros -Thomas E Dickey +dnl ==================== +dnl +dnl This file can be copied and used freely without restrictions. It can +dnl be used in projects which are not available under the GNU General Public +dnl License or the GNU Library General Public License but which still want +dnl to provide support for the GNU gettext functionality. +dnl Please note that the actual code of the GNU gettext library is covered +dnl by the GNU Library General Public License, and the rest of the GNU +dnl gettext package package is covered by the GNU General Public License. +dnl They are *not* in the public domain. +dnl +dnl serial 10 +dnl +dnl Usage: AM_WITH_NLS([TOOLSYMBOL], [NEEDSYMBOL], [LIBDIR], [ENABLED]). +dnl If TOOLSYMBOL is specified and is 'use-libtool', then a libtool library +dnl $(top_builddir)/intl/libintl.la will be created (shared and/or static, +dnl depending on --{enable,disable}-{shared,static} and on the presence of +dnl AM-DISABLE-SHARED). Otherwise, a static library +dnl $(top_builddir)/intl/libintl.a will be created. +dnl If NEEDSYMBOL is specified and is 'need-ngettext', then GNU gettext +dnl implementations (in libc or libintl) without the ngettext() function +dnl will be ignored. +dnl LIBDIR is used to find the intl libraries. If empty, +dnl the value `$(top_builddir)/intl/' is used. +dnl ENABLED is used to control the default for the related --enable-nls, since +dnl not all application developers want this feature by default, e.g., lynx. +dnl +dnl The result of the configuration is one of three cases: +dnl 1) GNU gettext, as included in the intl subdirectory, will be compiled +dnl and used. +dnl Catalog format: GNU --> install in $(datadir) +dnl Catalog extension: .mo after installation, .gmo in source tree +dnl 2) GNU gettext has been found in the system's C library. +dnl Catalog format: GNU --> install in $(datadir) +dnl Catalog extension: .mo after installation, .gmo in source tree +dnl 3) No internationalization, always use English msgid. +dnl Catalog format: none +dnl Catalog extension: none +dnl The use of .gmo is historical (it was needed to avoid overwriting the +dnl GNU format catalogs when building on a platform with an X/Open gettext), +dnl but we keep it in order not to force irrelevant filename changes on the +dnl maintainers. +dnl +AC_DEFUN([AM_WITH_NLS], +[AC_MSG_CHECKING([whether NLS is requested]) + dnl Default is enabled NLS + ifelse([$4],,[ + AC_ARG_ENABLE(nls, + [ --disable-nls do not use Native Language Support], + USE_NLS=$enableval, USE_NLS=yes)],[ + AC_ARG_ENABLE(nls, + [ --enable-nls use Native Language Support], + USE_NLS=$enableval, USE_NLS=no)]) + AC_MSG_RESULT($USE_NLS) + AC_SUBST(USE_NLS) + + BUILD_INCLUDED_LIBINTL=no + USE_INCLUDED_LIBINTL=no + INTLLIBS= + + dnl If we use NLS figure out what method + if test "$USE_NLS" = "yes"; then + AC_DEFINE(ENABLE_NLS, 1, + [Define to 1 if translation of program messages to the user's native language + is requested.]) + AC_MSG_CHECKING([whether included gettext is requested]) + AC_ARG_WITH(included-gettext, + [ --with-included-gettext use the GNU gettext library included here], + nls_cv_force_use_gnu_gettext=$withval, + nls_cv_force_use_gnu_gettext=no) + AC_MSG_RESULT($nls_cv_force_use_gnu_gettext) + + nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext" + if test "$nls_cv_force_use_gnu_gettext" != "yes"; then + dnl User does not insist on using GNU NLS library. Figure out what + dnl to use. If GNU gettext is available we use this. Else we have + dnl to fall back to GNU NLS library. + CATOBJEXT=NONE + + cf_save_LIBS_1="$LIBS" + CF_ADD_LIBS($LIBICONV) + AC_CACHE_CHECK([for libintl.h and gettext()], cf_cv_func_gettext,[ + CF_FIND_LINKAGE(CF__INTL_HEAD, + CF__INTL_BODY, + intl, + cf_cv_func_gettext=yes, + cf_cv_func_gettext=no) + ]) + LIBS="$cf_save_LIBS_1" + + if test "$cf_cv_func_gettext" = yes ; then + AC_DEFINE(HAVE_LIBINTL_H,1,[Define to 1 if we have libintl.h]) + + dnl If an already present or preinstalled GNU gettext() is found, + dnl use it. But if this macro is used in GNU gettext, and GNU + dnl gettext is already preinstalled in libintl, we update this + dnl libintl. (Cf. the install rule in intl/Makefile.in.) + if test "$PACKAGE" != gettext; then + AC_DEFINE(HAVE_GETTEXT, 1, + [Define if the GNU gettext() function is already present or preinstalled.]) + + CF_ADD_INCDIR($cf_cv_header_path_intl) + + if test -n "$cf_cv_library_file_intl" ; then + dnl If iconv() is in a separate libiconv library, then anyone + dnl linking with libintl{.a,.so} also needs to link with + dnl libiconv. + INTLLIBS="$cf_cv_library_file_intl $LIBICONV" + CF_ADD_LIBDIR($cf_cv_library_path_intl,INTLLIBS) + fi + + gt_save_LIBS="$LIBS" + LIBS="$LIBS $INTLLIBS" + AC_CHECK_FUNCS(dcgettext) + LIBS="$gt_save_LIBS" + + dnl Search for GNU msgfmt in the PATH. + AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt, + [$ac_dir/$ac_word --statistics /dev/null >/dev/null 2>&1], :) + AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT) + + dnl Search for GNU xgettext in the PATH. + AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext, + [$ac_dir/$ac_word --omit-header /dev/null >/dev/null 2>&1], :) + + CATOBJEXT=.gmo + fi + fi + + if test "$CATOBJEXT" = "NONE"; then + dnl GNU gettext is not found in the C library. + dnl Fall back on GNU gettext library. + nls_cv_use_gnu_gettext=yes + fi + fi + + if test "$nls_cv_use_gnu_gettext" = "yes"; then + if test ! -d $srcdir/intl ; then + AC_MSG_ERROR(no NLS library is packaged with this application) + fi + dnl Mark actions used to generate GNU NLS library. + INTLOBJS="\$(GETTOBJS)" + AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt, + [$ac_dir/$ac_word --statistics /dev/null >/dev/null 2>&1], :) + AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT) + AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext, + [$ac_dir/$ac_word --omit-header /dev/null >/dev/null 2>&1], :) + AC_SUBST(MSGFMT) + BUILD_INCLUDED_LIBINTL=yes + USE_INCLUDED_LIBINTL=yes + CATOBJEXT=.gmo + INTLLIBS="ifelse([$3],[],\$(top_builddir)/intl,[$3])/libintl.ifelse([$1], use-libtool, [l], [])a $LIBICONV" + LIBS=`echo " $LIBS " | sed -e 's/ -lintl / /' -e 's/^ //' -e 's/ $//'` + fi + + dnl This could go away some day; the PATH_PROG_WITH_TEST already does it. + dnl Test whether we really found GNU msgfmt. + if test "$GMSGFMT" != ":"; then + dnl If it is no GNU msgfmt we define it as : so that the + dnl Makefiles still can work. + if $GMSGFMT --statistics /dev/null >/dev/null 2>&1; then + : ; + else + AC_MSG_RESULT( + [found msgfmt program is not GNU msgfmt; ignore it]) + GMSGFMT=":" + fi + fi + + dnl This could go away some day; the PATH_PROG_WITH_TEST already does it. + dnl Test whether we really found GNU xgettext. + if test "$XGETTEXT" != ":"; then + dnl If it is no GNU xgettext we define it as : so that the + dnl Makefiles still can work. + if $XGETTEXT --omit-header /dev/null >/dev/null 2>&1; then + : ; + else + AC_MSG_RESULT( + [found xgettext program is not GNU xgettext; ignore it]) + XGETTEXT=":" + fi + fi + + dnl We need to process the po/ directory. + POSUB=po + fi + + AC_OUTPUT_COMMANDS( + [for ac_file in $CONFIG_FILES; do + + # Support "outfile[:infile[:infile...]]" + case "$ac_file" in + *:*) ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; + esac + + # PO directories have a Makefile.in generated from Makefile.inn. + case "$ac_file" in */[Mm]akefile.in) + # Adjust a relative srcdir. + ac_dir=`echo "$ac_file"|sed 's%/[^/][^/]*$%%'` + ac_dir_suffix="/`echo "$ac_dir"|sed 's%^\./%%'`" + ac_dots=`echo "$ac_dir_suffix"|sed 's%/[^/]*%../%g'` + ac_base=`basename $ac_file .in` + # In autoconf-2.13 it is called $ac_given_srcdir. + # In autoconf-2.50 it is called $srcdir. + test -n "$ac_given_srcdir" || ac_given_srcdir="$srcdir" + + case "$ac_given_srcdir" in + .) top_srcdir=`echo $ac_dots|sed 's%/$%%'` ;; + /*) top_srcdir="$ac_given_srcdir" ;; + *) top_srcdir="$ac_dots$ac_given_srcdir" ;; + esac + + if test -f "$ac_given_srcdir/$ac_dir/POTFILES.in"; then + rm -f "$ac_dir/POTFILES" + test -n "$as_me" && echo "$as_me: creating $ac_dir/POTFILES" || echo "creating $ac_dir/POTFILES" + sed -e "/^#/d" -e "/^[ ]*\$/d" -e "s,.*, $top_srcdir/& \\\\," -e "\$s/\(.*\) \\\\/\1/" < "$ac_given_srcdir/$ac_dir/POTFILES.in" > "$ac_dir/POTFILES" + test -n "$as_me" && echo "$as_me: creating $ac_dir/$ac_base" || echo "creating $ac_dir/$ac_base" + sed -e "/POTFILES =/r $ac_dir/POTFILES" "$ac_dir/$ac_base.in" > "$ac_dir/$ac_base" + fi + ;; + esac + done]) + + dnl If this is used in GNU gettext we have to set BUILD_INCLUDED_LIBINTL + dnl to 'yes' because some of the testsuite requires it. + if test "$PACKAGE" = gettext; then + BUILD_INCLUDED_LIBINTL=yes + fi + + dnl intl/plural.c is generated from intl/plural.y. It requires bison, + dnl because plural.y uses bison specific features. It requires at least + dnl bison-1.26 because earlier versions generate a plural.c that doesn't + dnl compile. + dnl bison is only needed for the maintainer (who touches plural.y). But in + dnl order to avoid separate Makefiles or --enable-maintainer-mode, we put + dnl the rule in general Makefile. Now, some people carelessly touch the + dnl files or have a broken "make" program, hence the plural.c rule will + dnl sometimes fire. To avoid an error, defines BISON to ":" if it is not + dnl present or too old. + if test "$nls_cv_use_gnu_gettext" = "yes"; then + AC_CHECK_PROGS([INTLBISON], [bison]) + if test -z "$INTLBISON"; then + ac_verc_fail=yes + else + dnl Found it, now check the version. + AC_MSG_CHECKING([version of bison]) +changequote(<<,>>)dnl + ac_prog_version=`$INTLBISON --version 2>&1 | sed -n 's/^.*GNU Bison.* \([0-9]*\.[0-9.]*\).*$/\1/p'` + case $ac_prog_version in + '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;; + 1.2[6-9]* | 1.[3-9][0-9]* | [2-9].*) +changequote([,])dnl + ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;; + *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;; + esac + AC_MSG_RESULT([$ac_prog_version]) + fi + if test $ac_verc_fail = yes; then + INTLBISON=: + fi + fi + + dnl These rules are solely for the distribution goal. While doing this + dnl we only have to keep exactly one list of the available catalogs + dnl in configure.in. + for lang in $ALL_LINGUAS; do + GMOFILES="$GMOFILES $lang.gmo" + POFILES="$POFILES $lang.po" + done + + dnl Make all variables we use known to autoconf. + AC_SUBST(BUILD_INCLUDED_LIBINTL) + AC_SUBST(USE_INCLUDED_LIBINTL) + AC_SUBST(CATALOGS) + AC_SUBST(CATOBJEXT) + AC_SUBST(GMOFILES) + AC_SUBST(INTLLIBS) + AC_SUBST(INTLOBJS) + AC_SUBST(POFILES) + AC_SUBST(POSUB) + + dnl For backward compatibility. Some configure.ins may be using this. + nls_cv_header_intl= + nls_cv_header_libgt= + + dnl For backward compatibility. Some Makefiles may be using this. + DATADIRNAME=share + AC_SUBST(DATADIRNAME) + + dnl For backward compatibility. Some Makefiles may be using this. + INSTOBJEXT=.mo + AC_SUBST(INSTOBJEXT) + + dnl For backward compatibility. Some Makefiles may be using this. + GENCAT=gencat + AC_SUBST(GENCAT) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ACVERSION_CHECK version: 4 updated: 2013/03/04 19:52:56 +dnl ------------------ +dnl Conditionally generate script according to whether we're using a given autoconf. +dnl +dnl $1 = version to compare against +dnl $2 = code to use if AC_ACVERSION is at least as high as $1. +dnl $3 = code to use if AC_ACVERSION is older than $1. +define([CF_ACVERSION_CHECK], +[ +ifdef([AC_ACVERSION], ,[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])dnl +ifdef([m4_version_compare], +[m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])], +[CF_ACVERSION_COMPARE( +AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])), +AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53 +dnl -------------------- +dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1, +dnl MAJOR2, MINOR2, TERNARY2, +dnl PRINTABLE2, not FOUND, FOUND) +define([CF_ACVERSION_COMPARE], +[ifelse(builtin([eval], [$2 < $5]), 1, +[ifelse([$8], , ,[$8])], +[ifelse([$9], , ,[$9])])])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42 +dnl ------------- +dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS +dnl The second parameter if given makes this macro verbose. +dnl +dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS, +dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily +dnl confused by the quotes (which require backslashes to keep them usable). +AC_DEFUN([CF_ADD_CFLAGS], +[ +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $1 +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags) + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)]) + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)]) + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)]) + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +AC_SUBST(EXTRA_CPPFLAGS) + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57 +dnl ------------- +dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's +dnl redundant. We don't normally need to add -I/usr/local/include for gcc, +dnl but old versions (and some misinstalled ones) need that. To make things +dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to +dnl the include-path). +AC_DEFUN([CF_ADD_INCDIR], +[ +if test -n "$1" ; then + for cf_add_incdir in $1 + do + while test $cf_add_incdir != /usr/include + do + if test -d $cf_add_incdir + then + cf_have_incdir=no + if test -n "$CFLAGS$CPPFLAGS" ; then + # a loop is needed to ensure we can add subdirs of existing dirs + for cf_test_incdir in $CFLAGS $CPPFLAGS ; do + if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then + cf_have_incdir=yes; break + fi + done + fi + + if test "$cf_have_incdir" = no ; then + if test "$cf_add_incdir" = /usr/local/include ; then + if test "$GCC" = yes + then + cf_save_CPPFLAGS=$CPPFLAGS + CPPFLAGS="$CPPFLAGS -I$cf_add_incdir" + AC_TRY_COMPILE([#include <stdio.h>], + [printf("Hello")], + [], + [cf_have_incdir=yes]) + CPPFLAGS=$cf_save_CPPFLAGS + fi + fi + fi + + if test "$cf_have_incdir" = no ; then + CF_VERBOSE(adding $cf_add_incdir to include-path) + ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir" + + cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'` + test "$cf_top_incdir" = "$cf_add_incdir" && break + cf_add_incdir="$cf_top_incdir" + else + break + fi + fi + done + done +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05 +dnl ---------- +dnl Add a library, used to enforce consistency. +dnl +dnl $1 = library to add, without the "-l" +dnl $2 = variable to update (default $LIBS) +AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57 +dnl ------------- +dnl Adds to the library-path +dnl +dnl Some machines have trouble with multiple -L options. +dnl +dnl $1 is the (list of) directory(s) to add +dnl $2 is the optional name of the variable to update (default LDFLAGS) +dnl +AC_DEFUN([CF_ADD_LIBDIR], +[ +if test -n "$1" ; then + for cf_add_libdir in $1 + do + if test $cf_add_libdir = /usr/lib ; then + : + elif test -d $cf_add_libdir + then + cf_have_libdir=no + if test -n "$LDFLAGS$LIBS" ; then + # a loop is needed to ensure we can add subdirs of existing dirs + for cf_test_libdir in $LDFLAGS $LIBS ; do + if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then + cf_have_libdir=yes; break + fi + done + fi + if test "$cf_have_libdir" = no ; then + CF_VERBOSE(adding $cf_add_libdir to library-path) + ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])" + fi + fi + done +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05 +dnl ----------- +dnl Add one or more libraries, used to enforce consistency. +dnl +dnl $1 = libraries to add, with the "-l", etc. +dnl $2 = variable to update (default $LIBS) +AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_OPTIONAL_PATH version: 1 updated: 2007/07/29 12:33:33 +dnl -------------------- +dnl Add an optional search-path to the compile/link variables. +dnl See CF_WITH_PATH +dnl +dnl $1 = shell variable containing the result of --with-XXX=[DIR] +dnl $2 = module to look for. +AC_DEFUN([CF_ADD_OPTIONAL_PATH],[ + case "$1" in #(vi + no) #(vi + ;; + yes) #(vi + ;; + *) + CF_ADD_SEARCHPATH([$1], [AC_MSG_ERROR(cannot find $2 under $1)]) + ;; + esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_SEARCHPATH version: 5 updated: 2009/01/11 20:40:21 +dnl ----------------- +dnl Set $CPPFLAGS and $LDFLAGS with the directories given via the parameter. +dnl They can be either the common root of include- and lib-directories, or the +dnl lib-directory (to allow for things like lib64 directories). +dnl See also CF_FIND_LINKAGE. +dnl +dnl $1 is the list of colon-separated directory names to search. +dnl $2 is the action to take if a parameter does not yield a directory. +AC_DEFUN([CF_ADD_SEARCHPATH], +[ +AC_REQUIRE([CF_PATHSEP]) +for cf_searchpath in `echo "$1" | tr $PATH_SEPARATOR ' '`; do + if test -d $cf_searchpath/include; then + CF_ADD_INCDIR($cf_searchpath/include) + elif test -d $cf_searchpath/../include ; then + CF_ADD_INCDIR($cf_searchpath/../include) + ifelse([$2],,,[else +$2]) + fi + if test -d $cf_searchpath/lib; then + CF_ADD_LIBDIR($cf_searchpath/lib) + elif test -d $cf_searchpath ; then + CF_ADD_LIBDIR($cf_searchpath) + ifelse([$2],,,[else +$2]) + fi +done +]) +dnl --------------------------------------------------------------------------- +dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12 +dnl ------------------ +dnl Append to a search-list for a nonstandard header/lib-file +dnl $1 = the variable to return as result +dnl $2 = the package name +dnl $3 = the subdirectory, e.g., bin, include or lib +dnl $4 = the directory under which we will test for subdirectories +dnl $5 = a directory that we do not want $4 to match +AC_DEFUN([CF_ADD_SUBDIR_PATH], +[ +test "$4" != "$5" && \ +test -d "$4" && \ +ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) { + test -n "$verbose" && echo " ... testing for $3-directories under $4" + test -d $4/$3 && $1="[$]$1 $4/$3" + test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2" + test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3" + test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3" + test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2" +} +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31 +dnl -------------- +dnl Allow user to disable a normally-on option. +AC_DEFUN([CF_ARG_DISABLE], +[CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ARG_MSG_ENABLE version: 2 updated: 2000/07/29 19:32:03 +dnl ----------------- +dnl Verbose form of AC_ARG_ENABLE: +dnl +dnl Parameters: +dnl $1 = message +dnl $2 = option name +dnl $3 = help-string +dnl $4 = action to perform if option is enabled +dnl $5 = action if perform if option is disabled +dnl $6 = default option value (either 'yes' or 'no') +AC_DEFUN([CF_ARG_MSG_ENABLE],[ +AC_MSG_CHECKING($1) +AC_ARG_ENABLE($2,[$3],,enableval=ifelse($6,,no,$6)) +AC_MSG_RESULT($enableval) +if test "$enableval" != no ; then +ifelse($4,,[ :],$4) +else +ifelse($5,,[ :],$5) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42 +dnl ------------- +dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus +dnl values. +dnl +dnl Parameters: +dnl $1 = option name +dnl $2 = help-string +dnl $3 = action to perform if option is not default +dnl $4 = action if perform if option is default +dnl $5 = default option value (either 'yes' or 'no') +AC_DEFUN([CF_ARG_OPTION], +[AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes) + if test "$enableval" != "$5" ; then +ifelse([$3],,[ :]dnl +,[ $3]) ifelse([$4],,,[ + else + $4]) + fi],[enableval=$5 ifelse([$4],,,[ + $4 +])dnl + ])])dnl +dnl --------------------------------------------------------------------------- +dnl CF_BUNDLED_INTL version: 17 updated: 2012/10/06 08:57:51 +dnl --------------- +dnl Top-level macro for configuring an application with a bundled copy of +dnl the intl and po directories for gettext. +dnl +dnl $1 specifies either Makefile or makefile, defaulting to the former. +dnl $2 if nonempty sets the option to --enable-nls rather than to --disable-nls +dnl +dnl Sets variables which can be used to substitute in makefiles: +dnl GT_YES - "#" comment unless building intl library, otherwise empty +dnl GT_NO - "#" comment if building intl library, otherwise empty +dnl INTLDIR_MAKE - to make ./intl directory +dnl MSG_DIR_MAKE - to make ./po directory +dnl SUB_MAKEFILE - list of makefiles in ./intl, ./po directories +dnl +dnl Defines: +dnl HAVE_LIBGETTEXT_H if we're using ./intl +dnl NLS_TEXTDOMAIN +dnl +dnl Environment: +dnl ALL_LINGUAS if set, lists the root names of the ".po" files. +dnl CONFIG_H assumed to be "config.h" +dnl PACKAGE must be set, used as default for textdomain +dnl VERSION may be set, otherwise extract from "VERSION" file. +dnl +AC_DEFUN([CF_BUNDLED_INTL],[ +cf_makefile=ifelse($1,,Makefile,$1) + +dnl Set of available languages (based on source distribution). Note that +dnl setting $LINGUAS overrides $ALL_LINGUAS. Some environments set $LINGUAS +dnl rather than $LC_ALL +test -z "$ALL_LINGUAS" && ALL_LINGUAS=`test -d $srcdir/po && cd $srcdir/po && echo *.po|sed -e 's/\.po//g' -e 's/*//'` + +# Allow override of "config.h" definition: +: ${CONFIG_H:=config.h} +AC_SUBST(CONFIG_H) + +if test -z "$PACKAGE" ; then + AC_MSG_ERROR([[CF_BUNDLED_INTL] used without setting [PACKAGE] variable]) +fi + +if test -z "$VERSION" ; then +if test -f $srcdir/VERSION ; then + VERSION=`sed -e '2,$d' $srcdir/VERSION|cut -f1` +else + VERSION=unknown +fi +fi +AC_SUBST(VERSION) + +AM_GNU_GETTEXT(,,,[$2]) + +if test "$USE_NLS" = yes ; then + AC_ARG_WITH(textdomain, + [ --with-textdomain=PKG NLS text-domain (default is package name)], + [NLS_TEXTDOMAIN=$withval], + [NLS_TEXTDOMAIN=$PACKAGE]) + AC_DEFINE_UNQUOTED(NLS_TEXTDOMAIN,"$NLS_TEXTDOMAIN",[Define to the nls textdomain value]) + AC_SUBST(NLS_TEXTDOMAIN) +fi + +INTLDIR_MAKE= +MSG_DIR_MAKE= +SUB_MAKEFILE= + +dnl this updates SUB_MAKEFILE and MSG_DIR_MAKE: +CF_OUR_MESSAGES($1) + +if test "$USE_INCLUDED_LIBINTL" = yes ; then + if test "$nls_cv_force_use_gnu_gettext" = yes ; then + : + elif test "$nls_cv_use_gnu_gettext" = yes ; then + : + else + INTLDIR_MAKE="#" + fi + if test -z "$INTLDIR_MAKE"; then + AC_DEFINE(HAVE_LIBGETTEXT_H,1,[Define to 1 if we have libgettext.h]) + for cf_makefile in \ + $srcdir/intl/Makefile.in \ + $srcdir/intl/makefile.in + do + if test -f "$cf_makefile" ; then + SUB_MAKEFILE="$SUB_MAKEFILE `echo \"${cf_makefile}\"|sed -e 's,^'$srcdir/',,' -e 's/\.in$//'`:${cf_makefile}" + break + fi + done + fi +else + INTLDIR_MAKE="#" + if test "$USE_NLS" = yes ; then + AC_CHECK_HEADERS(libintl.h) + fi +fi + +if test -z "$INTLDIR_MAKE" ; then + CPPFLAGS="$CPPFLAGS -I../intl" +fi + +dnl FIXME: we use this in lynx (the alternative is a spurious dependency upon +dnl GNU make) +if test "$BUILD_INCLUDED_LIBINTL" = yes ; then + GT_YES="#" + GT_NO= +else + GT_YES= + GT_NO="#" +fi + +AC_SUBST(INTLDIR_MAKE) +AC_SUBST(MSG_DIR_MAKE) +AC_SUBST(GT_YES) +AC_SUBST(GT_NO) + +dnl FIXME: the underlying AM_GNU_GETTEXT macro either needs some fixes or a +dnl little documentation. It doesn't define anything so that we can ifdef our +dnl own code, except ENABLE_NLS, which is too vague to be of any use. + +if test "$USE_INCLUDED_LIBINTL" = yes ; then + if test "$nls_cv_force_use_gnu_gettext" = yes ; then + AC_DEFINE(HAVE_GETTEXT,1,[Define to 1 if we have gettext function]) + elif test "$nls_cv_use_gnu_gettext" = yes ; then + AC_DEFINE(HAVE_GETTEXT,1,[Define to 1 if we have gettext function]) + fi + if test -n "$nls_cv_header_intl" ; then + AC_DEFINE(HAVE_LIBINTL_H,1,[Define to 1 if we have header-file for libintl]) + fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49 +dnl --------------- +dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content +dnl into CC. This will not help with broken scripts that wrap the compiler with +dnl options, but eliminates a more common category of user confusion. +AC_DEFUN([CF_CC_ENV_FLAGS], +[ +# This should have been defined by AC_PROG_CC +: ${CC:=cc} + +AC_MSG_CHECKING(\$CC variable) +case "$CC" in #(vi +*[[\ \ ]]-[[IUD]]*) + AC_MSG_RESULT(broken) + AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options) + # humor him... + cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'` + CC=`echo "$CC" | sed -e 's/[[ ]].*//'` + CF_ADD_CFLAGS($cf_flags) + ;; +*) + AC_MSG_RESULT(ok) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03 +dnl -------------- +dnl Check if we're accidentally using a cache from a different machine. +dnl Derive the system name, as a check for reusing the autoconf cache. +dnl +dnl If we've packaged config.guess and config.sub, run that (since it does a +dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow +dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM +dnl which is useful in cross-compiles. +dnl +dnl Note: we would use $ac_config_sub, but that is one of the places where +dnl autoconf 2.5x broke compatibility with autoconf 2.13 +AC_DEFUN([CF_CHECK_CACHE], +[ +if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then + ifelse([$1],,[AC_CANONICAL_HOST],[$1]) + system_name="$host_os" +else + system_name="`(uname -s -r) 2>/dev/null`" + if test -z "$system_name" ; then + system_name="`(hostname) 2>/dev/null`" + fi +fi +test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.]) +AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"]) + +test -z "$system_name" && system_name="$cf_cv_system_name" +test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name) + +if test ".$system_name" != ".$cf_cv_system_name" ; then + AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)) + AC_MSG_ERROR("Please remove config.cache and try again.") +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CHECK_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09 +dnl ------------------------ +dnl Show the version of libtool +dnl +dnl Save the version in a cache variable - this is not entirely a good thing, +dnl but the version string from libtool is very ugly, and for bug reports it +dnl might be useful to have the original string. +AC_DEFUN([CF_CHECK_LIBTOOL_VERSION],[ +if test -n "$LIBTOOL" && test "$LIBTOOL" != none +then + AC_MSG_CHECKING(version of $LIBTOOL) + CF_LIBTOOL_VERSION + AC_MSG_RESULT($cf_cv_libtool_version) + if test -z "$cf_cv_libtool_version" ; then + AC_MSG_ERROR(This is not GNU libtool) + fi +else + AC_MSG_ERROR(GNU libtool has not been found) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CLANG_COMPILER version: 1 updated: 2012/06/16 14:55:39 +dnl ----------------- +dnl Check if the given compiler is really clang. clang's C driver defines +dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does +dnl not ignore some gcc options. +dnl +dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to +dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from +dnl the wrappers for gcc and g++ warnings. +dnl +dnl $1 = GCC (default) or GXX +dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS +dnl $3 = CFLAGS (default) or CXXFLAGS +AC_DEFUN([CF_CLANG_COMPILER],[ +ifelse([$2],,CLANG_COMPILER,[$2])=no + +if test "$ifelse([$1],,[$1],GCC)" = yes ; then + AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler) + cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])" + ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments" + AC_TRY_COMPILE([],[ +#ifdef __clang__ +#else +make an error +#endif +],[ifelse([$2],,CLANG_COMPILER,[$2])=yes +cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments" +],[]) + ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS" + AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2])) +fi +]) +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_CHTYPE version: 8 updated: 2012/10/06 08:57:51 +dnl ---------------- +dnl Test if curses defines 'chtype' (usually a 'long' type for SysV curses). +AC_DEFUN([CF_CURSES_CHTYPE], +[ +AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl +AC_CACHE_CHECK(for chtype typedef,cf_cv_chtype_decl,[ + AC_TRY_COMPILE([#include <${cf_cv_ncurses_header:-curses.h}>], + [chtype foo], + [cf_cv_chtype_decl=yes], + [cf_cv_chtype_decl=no])]) +if test $cf_cv_chtype_decl = yes ; then + AC_DEFINE(HAVE_TYPE_CHTYPE,1,[Define to 1 if chtype is declared]) + AC_CACHE_CHECK(if chtype is scalar or struct,cf_cv_chtype_type,[ + AC_TRY_COMPILE([#include <${cf_cv_ncurses_header:-curses.h}>], + [chtype foo; long x = foo], + [cf_cv_chtype_type=scalar], + [cf_cv_chtype_type=struct])]) + if test $cf_cv_chtype_type = scalar ; then + AC_DEFINE(TYPE_CHTYPE_IS_SCALAR,1,[Define to 1 if chtype is a scaler/integer]) + fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_CONFIG version: 2 updated: 2006/10/29 11:06:27 +dnl ---------------- +dnl Tie together the configure-script macros for curses. It may be ncurses, +dnl but unless asked, we do not make a special search for ncurses. However, +dnl still check for the ncurses version number, for use in other macros. +AC_DEFUN([CF_CURSES_CONFIG], +[ +CF_CURSES_CPPFLAGS +CF_NCURSES_VERSION +CF_CURSES_LIBS +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_CPPFLAGS version: 11 updated: 2011/04/09 14:51:08 +dnl ------------------ +dnl Look for the curses headers. +AC_DEFUN([CF_CURSES_CPPFLAGS],[ + +AC_CACHE_CHECK(for extra include directories,cf_cv_curses_incdir,[ +cf_cv_curses_incdir=no +case $host_os in #(vi +hpux10.*) #(vi + if test "x$cf_cv_screen" = "xcurses_colr" + then + test -d /usr/include/curses_colr && \ + cf_cv_curses_incdir="-I/usr/include/curses_colr" + fi + ;; +sunos3*|sunos4*) + if test "x$cf_cv_screen" = "xcurses_5lib" + then + test -d /usr/5lib && \ + test -d /usr/5include && \ + cf_cv_curses_incdir="-I/usr/5include" + fi + ;; +esac +]) +test "$cf_cv_curses_incdir" != no && CPPFLAGS="$CPPFLAGS $cf_cv_curses_incdir" + +CF_CURSES_HEADER +CF_TERM_HEADER +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_FUNCS version: 17 updated: 2011/05/14 16:07:29 +dnl --------------- +dnl Curses-functions are a little complicated, since a lot of them are macros. +AC_DEFUN([CF_CURSES_FUNCS], +[ +AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl +AC_REQUIRE([CF_XOPEN_CURSES]) +AC_REQUIRE([CF_CURSES_TERM_H]) +AC_REQUIRE([CF_CURSES_UNCTRL_H]) +for cf_func in $1 +do + CF_UPPER(cf_tr_func,$cf_func) + AC_MSG_CHECKING(for ${cf_func}) + CF_MSG_LOG(${cf_func}) + AC_CACHE_VAL(cf_cv_func_$cf_func,[ + eval cf_result='$ac_cv_func_'$cf_func + if test ".$cf_result" != ".no"; then + AC_TRY_LINK(CF__CURSES_HEAD, + [ +#ifndef ${cf_func} +long foo = (long)(&${cf_func}); +if (foo + 1234 > 5678) + ${cf_cv_main_return:-return}(foo); +#endif + ], + [cf_result=yes], + [cf_result=no]) + fi + eval 'cf_cv_func_'$cf_func'=$cf_result' + ]) + # use the computed/retrieved cache-value: + eval 'cf_result=$cf_cv_func_'$cf_func + AC_MSG_RESULT($cf_result) + if test $cf_result != no; then + AC_DEFINE_UNQUOTED(HAVE_${cf_tr_func}) + fi +done +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_HEADER version: 3 updated: 2011/05/01 19:47:45 +dnl ---------------- +dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common +dnl variations of ncurses' installs. +dnl +dnl $1 = ncurses when looking for ncurses, or is empty +AC_DEFUN([CF_CURSES_HEADER],[ +AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[ +cf_cv_ncurses_header=none +for cf_header in ifelse($1,,,[ \ + $1/ncurses.h \ + $1/curses.h]) \ + ncurses.h \ + curses.h ifelse($1,,[ncurses/ncurses.h ncurses/curses.h]) +do +AC_TRY_COMPILE([#include <${cf_header}>], + [initscr(); tgoto("?", 0,0)], + [cf_cv_ncurses_header=$cf_header; break],[]) +done +]) + +if test "$cf_cv_ncurses_header" = none ; then + AC_MSG_ERROR(No curses header-files found) +fi + +# cheat, to get the right #define's for HAVE_NCURSES_H, etc. +AC_CHECK_HEADERS($cf_cv_ncurses_header) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_LIBS version: 37 updated: 2013/02/09 17:33:50 +dnl -------------- +dnl Look for the curses libraries. Older curses implementations may require +dnl termcap/termlib to be linked as well. Call CF_CURSES_CPPFLAGS first. +AC_DEFUN([CF_CURSES_LIBS],[ + +AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl +AC_MSG_CHECKING(if we have identified curses libraries) +AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr(); tgoto("?", 0,0)], + cf_result=yes, + cf_result=no) +AC_MSG_RESULT($cf_result) + +if test "$cf_result" = no ; then +case $host_os in #(vi +freebsd*) #(vi + AC_CHECK_LIB(mytinfo,tgoto,[CF_ADD_LIBS(-lmytinfo)]) + ;; +hpux10.*) #(vi + # Looking at HPUX 10.20, the Hcurses library is the oldest (1997), cur_colr + # next (1998), and xcurses "newer" (2000). There is no header file for + # Hcurses; the subdirectory curses_colr has the headers (curses.h and + # term.h) for cur_colr + if test "x$cf_cv_screen" = "xcurses_colr" + then + AC_CHECK_LIB(cur_colr,initscr,[ + CF_ADD_LIBS(-lcur_colr) + ac_cv_func_initscr=yes + ],[ + AC_CHECK_LIB(Hcurses,initscr,[ + # HP's header uses __HP_CURSES, but user claims _HP_CURSES. + CF_ADD_LIBS(-lHcurses) + CPPFLAGS="$CPPFLAGS -D__HP_CURSES -D_HP_CURSES" + ac_cv_func_initscr=yes + ])]) + fi + ;; +linux*) + case `arch 2>/dev/null` in + x86_64) + if test -d /lib64 + then + CF_ADD_LIBDIR(/lib64) + else + CF_ADD_LIBDIR(/lib) + fi + ;; + *) + CF_ADD_LIBDIR(/lib) + ;; + esac + ;; +sunos3*|sunos4*) + if test "x$cf_cv_screen" = "xcurses_5lib" + then + if test -d /usr/5lib ; then + CF_ADD_LIBDIR(/usr/5lib) + CF_ADD_LIBS(-lcurses -ltermcap) + fi + fi + ac_cv_func_initscr=yes + ;; +esac + +if test ".$ac_cv_func_initscr" != .yes ; then + cf_save_LIBS="$LIBS" + + if test ".${cf_cv_ncurses_version:-no}" != .no + then + cf_check_list="ncurses curses cursesX" + else + cf_check_list="cursesX curses ncurses" + fi + + # Check for library containing tgoto. Do this before curses library + # because it may be needed to link the test-case for initscr. + if test "x$cf_term_lib" = x + then + AC_CHECK_FUNC(tgoto,[cf_term_lib=predefined],[ + for cf_term_lib in $cf_check_list otermcap termcap tinfo termlib unknown + do + AC_CHECK_LIB($cf_term_lib,tgoto,[break]) + done + ]) + fi + + # Check for library containing initscr + test "$cf_term_lib" != predefined && test "$cf_term_lib" != unknown && LIBS="-l$cf_term_lib $cf_save_LIBS" + if test "x$cf_curs_lib" = x + then + for cf_curs_lib in $cf_check_list xcurses jcurses pdcurses unknown + do + AC_CHECK_LIB($cf_curs_lib,initscr,[break]) + done + fi + test $cf_curs_lib = unknown && AC_MSG_ERROR(no curses library found) + + LIBS="-l$cf_curs_lib $cf_save_LIBS" + if test "$cf_term_lib" = unknown ; then + AC_MSG_CHECKING(if we can link with $cf_curs_lib library) + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr()], + [cf_result=yes], + [cf_result=no]) + AC_MSG_RESULT($cf_result) + test $cf_result = no && AC_MSG_ERROR(Cannot link curses library) + elif test "$cf_curs_lib" = "$cf_term_lib" ; then + : + elif test "$cf_term_lib" != predefined ; then + AC_MSG_CHECKING(if we need both $cf_curs_lib and $cf_term_lib libraries) + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr(); tgoto((char *)0, 0, 0);], + [cf_result=no], + [ + LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS" + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr()], + [cf_result=yes], + [cf_result=error]) + ]) + AC_MSG_RESULT($cf_result) + fi +fi +fi + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_TERM_H version: 10 updated: 2012/10/06 08:57:51 +dnl ---------------- +dnl SVr4 curses should have term.h as well (where it puts the definitions of +dnl the low-level interface). This may not be true in old/broken implementations, +dnl as well as in misconfigured systems (e.g., gcc configured for Solaris 2.4 +dnl running with Solaris 2.5.1). +AC_DEFUN([CF_CURSES_TERM_H], +[ +AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl + +AC_CACHE_CHECK(for term.h, cf_cv_term_header,[ + +# If we found <ncurses/curses.h>, look for <ncurses/term.h>, but always look +# for <term.h> if we do not find the variant. + +cf_header_list="term.h ncurses/term.h ncursesw/term.h" + +case ${cf_cv_ncurses_header:-curses.h} in #(vi +*/*) + cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h + cf_header_list="$cf_header_item $cf_header_list" + ;; +esac + +for cf_header in $cf_header_list +do + AC_TRY_COMPILE([ +#include <${cf_cv_ncurses_header:-curses.h}> +#include <${cf_header}>], + [WINDOW *x], + [cf_cv_term_header=$cf_header + break], + [cf_cv_term_header=no]) +done + +case $cf_cv_term_header in #(vi +no) + # If curses is ncurses, some packagers still mess it up by trying to make + # us use GNU termcap. This handles the most common case. + for cf_header in ncurses/term.h ncursesw/term.h + do + AC_TRY_COMPILE([ +#include <${cf_cv_ncurses_header:-curses.h}> +#ifdef NCURSES_VERSION +#include <${cf_header}> +#else +make an error +#endif], + [WINDOW *x], + [cf_cv_term_header=$cf_header + break], + [cf_cv_term_header=no]) + done + ;; +esac +]) + +case $cf_cv_term_header in #(vi +term.h) #(vi + AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h]) + ;; +ncurses/term.h) #(vi + AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h]) + ;; +ncursesw/term.h) + AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h]) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_UNCTRL_H version: 2 updated: 2012/10/06 08:57:51 +dnl ------------------ +dnl Any X/Open curses implementation must have unctrl.h, but ncurses packages +dnl may put it in a subdirectory (along with ncurses' other headers, of +dnl course). Packages which put the headers in inconsistent locations are +dnl broken). +AC_DEFUN([CF_CURSES_UNCTRL_H], +[ +AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl + +AC_CACHE_CHECK(for unctrl.h, cf_cv_unctrl_header,[ + +# If we found <ncurses/curses.h>, look for <ncurses/unctrl.h>, but always look +# for <unctrl.h> if we do not find the variant. + +cf_header_list="unctrl.h ncurses/unctrl.h ncursesw/unctrl.h" + +case ${cf_cv_ncurses_header:-curses.h} in #(vi +*/*) + cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h + cf_header_list="$cf_header_item $cf_header_list" + ;; +esac + +for cf_header in $cf_header_list +do + AC_TRY_COMPILE([ +#include <${cf_cv_ncurses_header:-curses.h}> +#include <${cf_header}>], + [WINDOW *x], + [cf_cv_unctrl_header=$cf_header + break], + [cf_cv_unctrl_header=no]) +done + +case $cf_cv_unctrl_header in #(vi +no) + AC_MSG_WARN(unctrl.h header not found) + ;; +esac +]) + +case $cf_cv_unctrl_header in #(vi +unctrl.h) #(vi + AC_DEFINE(HAVE_UNCTRL_H,1,[Define to 1 if we have unctrl.h]) + ;; +ncurses/unctrl.h) #(vi + AC_DEFINE(HAVE_NCURSES_UNCTRL_H,1,[Define to 1 if we have ncurses/unctrl.h]) + ;; +ncursesw/unctrl.h) + AC_DEFINE(HAVE_NCURSESW_UNCTRL_H,1,[Define to 1 if we have ncursesw/unctrl.h]) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_WACS_MAP version: 6 updated: 2012/10/06 08:57:51 +dnl ------------------ +dnl Check for likely values of wacs_map[]. +AC_DEFUN([CF_CURSES_WACS_MAP], +[ +AC_CACHE_CHECK(for wide alternate character set array, cf_cv_curses_wacs_map,[ + cf_cv_curses_wacs_map=unknown + for name in wacs_map _wacs_map __wacs_map _nc_wacs _wacs_char + do + AC_TRY_LINK([ +#ifndef _XOPEN_SOURCE_EXTENDED +#define _XOPEN_SOURCE_EXTENDED +#endif +#include <${cf_cv_ncurses_header:-curses.h}>], + [void *foo = &($name['k'])], + [cf_cv_curses_wacs_map=$name + break]) + done]) + +test "$cf_cv_curses_wacs_map" != unknown && AC_DEFINE_UNQUOTED(CURSES_WACS_ARRAY,$cf_cv_curses_wacs_map,[Define to name of (n)curses wide-character array]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_WACS_SYMBOLS version: 2 updated: 2012/10/06 08:57:51 +dnl ---------------------- +dnl Do a check to see if the WACS_xxx constants are defined compatibly with +dnl X/Open Curses. In particular, NetBSD's implementation of the WACS_xxx +dnl constants is broken since those constants do not point to cchar_t's. +AC_DEFUN([CF_CURSES_WACS_SYMBOLS], +[ +AC_REQUIRE([CF_CURSES_WACS_MAP]) + +AC_CACHE_CHECK(for wide alternate character constants, cf_cv_curses_wacs_symbols,[ +cf_cv_curses_wacs_symbols=no +if test "$cf_cv_curses_wacs_map" != unknown +then + AC_TRY_LINK([ +#ifndef _XOPEN_SOURCE_EXTENDED +#define _XOPEN_SOURCE_EXTENDED +#endif +#include <${cf_cv_ncurses_header:-curses.h}>], + [cchar_t *foo = WACS_PLUS; + $cf_cv_curses_wacs_map['k'] = *WACS_PLUS], + [cf_cv_curses_wacs_symbols=yes]) +else + AC_TRY_LINK([ +#ifndef _XOPEN_SOURCE_EXTENDED +#define _XOPEN_SOURCE_EXTENDED +#endif +#include <${cf_cv_ncurses_header:-curses.h}>], + [cchar_t *foo = WACS_PLUS], + [cf_cv_curses_wacs_symbols=yes]) +fi +]) + +test "$cf_cv_curses_wacs_symbols" != no && AC_DEFINE(CURSES_WACS_SYMBOLS,1,[Define to 1 if (n)curses supports wide-character WACS_ symbols]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_WGETPARENT version: 3 updated: 2012/10/06 08:57:51 +dnl -------------------- +dnl Check for curses support for directly determining the parent of a given +dnl window. Some implementations make this difficult, so we provide for +dnl defining an application-specific function that gives this functionality. +dnl +dnl $1 = name of function to use if the feature is missing +AC_DEFUN([CF_CURSES_WGETPARENT],[ +CF_CURSES_FUNCS(wgetparent) +if test "x$cf_cv_func_wgetparent" != xyes +then + AC_MSG_CHECKING(if WINDOW has _parent member) + AC_TRY_COMPILE([#include <${cf_cv_ncurses_header:-curses.h}>], + [WINDOW *p = stdscr->_parent], + [cf_window__parent=yes], + [cf_window__parent=no]) + AC_MSG_RESULT($cf_window__parent) + if test "$cf_window__parent" = yes + then + AC_DEFINE(HAVE_WINDOW__PARENT,1,[Define to 1 if WINDOW struct has _parent member]) + fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52 +dnl ---------- +dnl "dirname" is not portable, so we fake it with a shell script. +AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl +dnl --------------------------------------------------------------------------- +dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28 +dnl --------------- +dnl You can always use "make -n" to see the actual options, but it's hard to +dnl pick out/analyze warning messages when the compile-line is long. +dnl +dnl Sets: +dnl ECHO_LT - symbol to control if libtool is verbose +dnl ECHO_LD - symbol to prefix "cc -o" lines +dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o) +dnl SHOW_CC - symbol to put before explicit "cc -c" lines +dnl ECHO_CC - symbol to put before any "cc" line +dnl +AC_DEFUN([CF_DISABLE_ECHO],[ +AC_MSG_CHECKING(if you want to see long compiling messages) +CF_ARG_DISABLE(echo, + [ --disable-echo do not display "compiling" commands], + [ + ECHO_LT='--silent' + ECHO_LD='@echo linking [$]@;' + RULE_CC='@echo compiling [$]<' + SHOW_CC='@echo compiling [$]@' + ECHO_CC='@' +],[ + ECHO_LT='' + ECHO_LD='' + RULE_CC='' + SHOW_CC='' + ECHO_CC='' +]) +AC_MSG_RESULT($enableval) +AC_SUBST(ECHO_LT) +AC_SUBST(ECHO_LD) +AC_SUBST(RULE_CC) +AC_SUBST(SHOW_CC) +AC_SUBST(ECHO_CC) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59 +dnl -------------------------- +dnl Check if we should use the libtool 1.5 feature "-version-number" instead of +dnl the older "-version-info" feature. The newer feature allows us to use +dnl version numbering on shared libraries which make them compatible with +dnl various systems. +AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION], +[ +AC_MSG_CHECKING(if libtool -version-number should be used) +CF_ARG_DISABLE(libtool-version, + [ --disable-libtool-version enable to use libtool's incompatible naming scheme], + [cf_libtool_version=no], + [cf_libtool_version=yes]) +AC_MSG_RESULT($cf_libtool_version) + +if test "$cf_libtool_version" = yes ; then + LIBTOOL_VERSION="-version-number" +else + LIBTOOL_VERSION="-version-info" +fi + +AC_SUBST(LIBTOOL_VERSION) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33 +dnl --------------------- +dnl The rpath-hack makes it simpler to build programs, particularly with the +dnl *BSD ports which may have essential libraries in unusual places. But it +dnl can interfere with building an executable for the base system. Use this +dnl option in that case. +AC_DEFUN([CF_DISABLE_RPATH_HACK], +[ +AC_MSG_CHECKING(if rpath-hack should be disabled) +CF_ARG_DISABLE(rpath-hack, + [ --disable-rpath-hack don't add rpath options for additional libraries], + [cf_disable_rpath_hack=yes], + [cf_disable_rpath_hack=no]) +AC_MSG_RESULT($cf_disable_rpath_hack) +if test "$cf_disable_rpath_hack" = no ; then + CF_RPATH_HACK +fi +]) +dnl --------------------------------------------------------------------------- +dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42 +dnl --------------- +dnl Check if the rpath option should be used, setting cache variable +dnl cf_cv_enable_rpath if so. +AC_DEFUN([CF_ENABLE_RPATH], +[ +AC_MSG_CHECKING(if rpath option should be used) +AC_ARG_ENABLE(rpath, +[ --enable-rpath use rpath option when generating shared libraries], +[cf_cv_enable_rpath=$enableval], +[cf_cv_enable_rpath=no]) +AC_MSG_RESULT($cf_cv_enable_rpath) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54 +dnl --------------- +dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We +dnl prefer a standard location, and use -L options only if we do not find the +dnl library in the standard library location(s). +dnl $1 = library name +dnl $2 = library class, usually the same as library name +dnl $3 = includes +dnl $4 = code fragment to compile/link +dnl $5 = corresponding function-name +dnl $6 = flag, nonnull if failure should not cause an error-exit +dnl +dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had +dnl to use a -L option. +AC_DEFUN([CF_FIND_LIBRARY], +[ + eval 'cf_cv_have_lib_'$1'=no' + cf_libdir="" + AC_CHECK_FUNC($5, + eval 'cf_cv_have_lib_'$1'=yes',[ + cf_save_LIBS="$LIBS" + AC_MSG_CHECKING(for $5 in -l$1) + LIBS="-l$1 $LIBS" + AC_TRY_LINK([$3],[$4], + [AC_MSG_RESULT(yes) + eval 'cf_cv_have_lib_'$1'=yes' + ], + [AC_MSG_RESULT(no) + CF_LIBRARY_PATH(cf_search,$2) + for cf_libdir in $cf_search + do + AC_MSG_CHECKING(for -l$1 in $cf_libdir) + LIBS="-L$cf_libdir -l$1 $cf_save_LIBS" + AC_TRY_LINK([$3],[$4], + [AC_MSG_RESULT(yes) + eval 'cf_cv_have_lib_'$1'=yes' + break], + [AC_MSG_RESULT(no) + LIBS="$cf_save_LIBS"]) + done + ]) + ]) +eval 'cf_found_library=[$]cf_cv_have_lib_'$1 +ifelse($6,,[ +if test $cf_found_library = no ; then + AC_MSG_ERROR(Cannot link $1 library) +fi +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02 +dnl --------------- +dnl Find a library (specifically the linkage used in the code fragment), +dnl searching for it if it is not already in the library path. +dnl See also CF_ADD_SEARCHPATH. +dnl +dnl Parameters (4-on are optional): +dnl $1 = headers for library entrypoint +dnl $2 = code fragment for library entrypoint +dnl $3 = the library name without the "-l" option or ".so" suffix. +dnl $4 = action to perform if successful (default: update CPPFLAGS, etc) +dnl $5 = action to perform if not successful +dnl $6 = module name, if not the same as the library name +dnl $7 = extra libraries +dnl +dnl Sets these variables: +dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found +dnl $cf_cv_header_path_$3 - include-directory if needed +dnl $cf_cv_library_path_$3 - library-directory if needed +dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3 +AC_DEFUN([CF_FIND_LINKAGE],[ + +# If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these +# will be set on completion of the AC_TRY_LINK below. +cf_cv_header_path_$3= +cf_cv_library_path_$3= + +CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)]) + +cf_save_LIBS="$LIBS" + +AC_TRY_LINK([$1],[$2],[ + cf_cv_find_linkage_$3=yes + cf_cv_header_path_$3=/usr/include + cf_cv_library_path_$3=/usr/lib +],[ + +LIBS="-l$3 $7 $cf_save_LIBS" + +AC_TRY_LINK([$1],[$2],[ + cf_cv_find_linkage_$3=yes + cf_cv_header_path_$3=/usr/include + cf_cv_library_path_$3=/usr/lib + cf_cv_library_file_$3="-l$3" +],[ + cf_cv_find_linkage_$3=no + LIBS="$cf_save_LIBS" + + CF_VERBOSE(find linkage for $3 library) + CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)]) + + cf_save_CPPFLAGS="$CPPFLAGS" + cf_test_CPPFLAGS="$CPPFLAGS" + + CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6])) + for cf_cv_header_path_$3 in $cf_search + do + if test -d $cf_cv_header_path_$3 ; then + CF_VERBOSE(... testing $cf_cv_header_path_$3) + CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3" + AC_TRY_COMPILE([$1],[$2],[ + CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3) + cf_cv_find_linkage_$3=maybe + cf_test_CPPFLAGS="$CPPFLAGS" + break],[ + CPPFLAGS="$cf_save_CPPFLAGS" + ]) + fi + done + + if test "$cf_cv_find_linkage_$3" = maybe ; then + + CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)]) + + cf_save_LIBS="$LIBS" + cf_save_LDFLAGS="$LDFLAGS" + + ifelse([$6],,,[ + CPPFLAGS="$cf_test_CPPFLAGS" + LIBS="-l$3 $7 $cf_save_LIBS" + AC_TRY_LINK([$1],[$2],[ + CF_VERBOSE(... found $3 library in system) + cf_cv_find_linkage_$3=yes]) + CPPFLAGS="$cf_save_CPPFLAGS" + LIBS="$cf_save_LIBS" + ]) + + if test "$cf_cv_find_linkage_$3" != yes ; then + CF_LIBRARY_PATH(cf_search,$3) + for cf_cv_library_path_$3 in $cf_search + do + if test -d $cf_cv_library_path_$3 ; then + CF_VERBOSE(... testing $cf_cv_library_path_$3) + CPPFLAGS="$cf_test_CPPFLAGS" + LIBS="-l$3 $7 $cf_save_LIBS" + LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3" + AC_TRY_LINK([$1],[$2],[ + CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3) + cf_cv_find_linkage_$3=yes + cf_cv_library_file_$3="-l$3" + break],[ + CPPFLAGS="$cf_save_CPPFLAGS" + LIBS="$cf_save_LIBS" + LDFLAGS="$cf_save_LDFLAGS" + ]) + fi + done + CPPFLAGS="$cf_save_CPPFLAGS" + LDFLAGS="$cf_save_LDFLAGS" + fi + + else + cf_cv_find_linkage_$3=no + fi + ],$7) +]) + +LIBS="$cf_save_LIBS" + +if test "$cf_cv_find_linkage_$3" = yes ; then +ifelse([$4],,[ + CF_ADD_INCDIR($cf_cv_header_path_$3) + CF_ADD_LIBDIR($cf_cv_library_path_$3) + CF_ADD_LIB($3) +],[$4]) +else +ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_FORGET_TOOL version: 1 updated: 2013/04/06 18:03:09 +dnl -------------- +dnl Forget that we saw the given tool. +AC_DEFUN([CF_FORGET_TOOL],[ +unset ac_cv_prog_ac_ct_$1 +unset ac_ct_$1 +unset $1 +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_FUNC_WAIT version: 3 updated: 2012/10/06 08:57:51 +dnl ------------ +dnl Test for the presence of <sys/wait.h>, 'union wait', arg-type of 'wait()' +dnl and/or 'waitpid()'. +dnl +dnl Note that we cannot simply grep for 'union wait' in the wait.h file, +dnl because some Posix systems turn this on only when a BSD variable is +dnl defined. +dnl +dnl I don't use AC_HEADER_SYS_WAIT, because it defines HAVE_SYS_WAIT_H, which +dnl would conflict with an attempt to test that header directly. +dnl +AC_DEFUN([CF_FUNC_WAIT], +[ +AC_REQUIRE([CF_UNION_WAIT]) +if test $cf_cv_type_unionwait = yes; then + + AC_MSG_CHECKING(if union wait can be used as wait-arg) + AC_CACHE_VAL(cf_cv_arg_union_wait,[ + AC_TRY_COMPILE($cf_wait_headers, + [union wait x; wait(&x)], + [cf_cv_arg_union_wait=yes], + [cf_cv_arg_union_wait=no]) + ]) + AC_MSG_RESULT($cf_cv_arg_union_wait) + test $cf_cv_arg_union_wait = yes && AC_DEFINE(WAIT_USES_UNION,1,[Define to 1 if wait() uses a union parameter]) + + AC_MSG_CHECKING(if union wait can be used as waitpid-arg) + AC_CACHE_VAL(cf_cv_arg_union_waitpid,[ + AC_TRY_COMPILE($cf_wait_headers, + [union wait x; waitpid(0, &x, 0)], + [cf_cv_arg_union_waitpid=yes], + [cf_cv_arg_union_waitpid=no]) + ]) + AC_MSG_RESULT($cf_cv_arg_union_waitpid) + test $cf_cv_arg_union_waitpid = yes && AC_DEFINE(WAITPID_USES_UNION,1,[Define to 1 if waitpid() uses a union parameter]) + +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03 +dnl ----------------- +dnl Test for availability of useful gcc __attribute__ directives to quiet +dnl compiler warnings. Though useful, not all are supported -- and contrary +dnl to documentation, unrecognized directives cause older compilers to barf. +AC_DEFUN([CF_GCC_ATTRIBUTES], +[ +if test "$GCC" = yes +then +cat > conftest.i <<EOF +#ifndef GCC_PRINTF +#define GCC_PRINTF 0 +#endif +#ifndef GCC_SCANF +#define GCC_SCANF 0 +#endif +#ifndef GCC_NORETURN +#define GCC_NORETURN /* nothing */ +#endif +#ifndef GCC_UNUSED +#define GCC_UNUSED /* nothing */ +#endif +EOF +if test "$GCC" = yes +then + AC_CHECKING([for $CC __attribute__ directives]) +cat > conftest.$ac_ext <<EOF +#line __oline__ "${as_me:-configure}" +#include "confdefs.h" +#include "conftest.h" +#include "conftest.i" +#if GCC_PRINTF +#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var))) +#else +#define GCC_PRINTFLIKE(fmt,var) /*nothing*/ +#endif +#if GCC_SCANF +#define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var))) +#else +#define GCC_SCANFLIKE(fmt,var) /*nothing*/ +#endif +extern void wow(char *,...) GCC_SCANFLIKE(1,2); +extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN; +extern void foo(void) GCC_NORETURN; +int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; } +EOF + cf_printf_attribute=no + cf_scanf_attribute=no + for cf_attribute in scanf printf unused noreturn + do + CF_UPPER(cf_ATTRIBUTE,$cf_attribute) + cf_directive="__attribute__(($cf_attribute))" + echo "checking for $CC $cf_directive" 1>&AC_FD_CC + + case $cf_attribute in #(vi + printf) #(vi + cf_printf_attribute=yes + cat >conftest.h <<EOF +#define GCC_$cf_ATTRIBUTE 1 +EOF + ;; + scanf) #(vi + cf_scanf_attribute=yes + cat >conftest.h <<EOF +#define GCC_$cf_ATTRIBUTE 1 +EOF + ;; + *) #(vi + cat >conftest.h <<EOF +#define GCC_$cf_ATTRIBUTE $cf_directive +EOF + ;; + esac + + if AC_TRY_EVAL(ac_compile); then + test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute) + cat conftest.h >>confdefs.h + case $cf_attribute in #(vi + noreturn) #(vi + AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc]) + ;; + printf) #(vi + cf_value='/* nothing */' + if test "$cf_printf_attribute" != no ; then + cf_value='__attribute__((format(printf,fmt,var)))' + AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.]) + fi + AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc]) + ;; + scanf) #(vi + cf_value='/* nothing */' + if test "$cf_scanf_attribute" != no ; then + cf_value='__attribute__((format(scanf,fmt,var)))' + AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.]) + fi + AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc]) + ;; + unused) #(vi + AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc]) + ;; + esac + fi + done +else + fgrep define conftest.i >>confdefs.h +fi +rm -rf conftest* +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33 +dnl -------------- +dnl Find version of gcc +AC_DEFUN([CF_GCC_VERSION],[ +AC_REQUIRE([AC_PROG_CC]) +GCC_VERSION=none +if test "$GCC" = yes ; then + AC_MSG_CHECKING(version of $CC) + GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`" + test -z "$GCC_VERSION" && GCC_VERSION=unknown + AC_MSG_RESULT($GCC_VERSION) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_WARNINGS version: 29 updated: 2012/06/16 14:55:39 +dnl --------------- +dnl Check if the compiler supports useful warning options. There's a few that +dnl we don't use, simply because they're too noisy: +dnl +dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x) +dnl -Wredundant-decls (system headers make this too noisy) +dnl -Wtraditional (combines too many unrelated messages, only a few useful) +dnl -Wwrite-strings (too noisy, but should review occasionally). This +dnl is enabled for ncurses using "--enable-const". +dnl -pedantic +dnl +dnl Parameter: +dnl $1 is an optional list of gcc warning flags that a particular +dnl application might want to use, e.g., "no-unused" for +dnl -Wno-unused +dnl Special: +dnl If $with_ext_const is "yes", add a check for -Wwrite-strings +dnl +AC_DEFUN([CF_GCC_WARNINGS], +[ +AC_REQUIRE([CF_GCC_VERSION]) +CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS) +CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS) + +cat > conftest.$ac_ext <<EOF +#line __oline__ "${as_me:-configure}" +int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; } +EOF + +if test "$INTEL_COMPILER" = yes +then +# The "-wdXXX" options suppress warnings: +# remark #1419: external declaration in primary source file +# remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem) +# remark #1684: conversion from pointer to same-sized integral type (potential portability problem) +# remark #193: zero used for undefined preprocessing identifier +# remark #593: variable "curs_sb_left_arrow" was set but never used +# remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits +# remark #869: parameter "tw" was never referenced +# remark #981: operands are evaluated in unspecified order +# warning #279: controlling expression is constant + + AC_CHECKING([for $CC warning options]) + cf_save_CFLAGS="$CFLAGS" + EXTRA_CFLAGS="-Wall" + for cf_opt in \ + wd1419 \ + wd1683 \ + wd1684 \ + wd193 \ + wd593 \ + wd279 \ + wd810 \ + wd869 \ + wd981 + do + CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt" + if AC_TRY_EVAL(ac_compile); then + test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt) + EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt" + fi + done + CFLAGS="$cf_save_CFLAGS" + +elif test "$GCC" = yes +then + AC_CHECKING([for $CC warning options]) + cf_save_CFLAGS="$CFLAGS" + EXTRA_CFLAGS= + cf_warn_CONST="" + test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings" + for cf_opt in W Wall \ + Wbad-function-cast \ + Wcast-align \ + Wcast-qual \ + Winline \ + Wmissing-declarations \ + Wmissing-prototypes \ + Wnested-externs \ + Wpointer-arith \ + Wshadow \ + Wstrict-prototypes \ + Wundef $cf_warn_CONST $1 + do + CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt" + if AC_TRY_EVAL(ac_compile); then + test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt) + case $cf_opt in #(vi + Wcast-qual) #(vi + CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES" + ;; + Winline) #(vi + case $GCC_VERSION in + [[34]].*) + CF_VERBOSE(feature is broken in gcc $GCC_VERSION) + continue;; + esac + ;; + Wpointer-arith) #(vi + case $GCC_VERSION in + [[12]].*) + CF_VERBOSE(feature is broken in gcc $GCC_VERSION) + continue;; + esac + ;; + esac + EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt" + fi + done + CFLAGS="$cf_save_CFLAGS" +fi +rm -rf conftest* + +AC_SUBST(EXTRA_CFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07 +dnl ------------- +dnl Check if we must define _GNU_SOURCE to get a reasonable value for +dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect +dnl (or misfeature) of glibc2, which breaks portability of many applications, +dnl since it is interwoven with GNU extensions. +dnl +dnl Well, yes we could work around it... +AC_DEFUN([CF_GNU_SOURCE], +[ +AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[ +AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_gnu_source=no], + [cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifdef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_gnu_source=no], + [cf_cv_gnu_source=yes]) + CPPFLAGS="$cf_save" + ]) +]) +test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_HEADERS_SH version: 1 updated: 2007/07/04 15:37:05 +dnl ------------- +dnl Setup variables needed to construct headers-sh +AC_DEFUN([CF_HEADERS_SH],[ +PACKAGE_PREFIX=$1 +PACKAGE_CONFIG=$2 +AC_SUBST(PACKAGE_PREFIX) +AC_SUBST(PACKAGE_CONFIG) +EXTRA_OUTPUT="$EXTRA_OUTPUT headers-sh:$srcdir/headers-sh.in" +]) +dnl --------------------------------------------------------------------------- +dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40 +dnl -------------- +dnl Construct a search-list of directories for a nonstandard header-file +dnl +dnl Parameters +dnl $1 = the variable to return as result +dnl $2 = the package name +AC_DEFUN([CF_HEADER_PATH], +[ +$1= + +# collect the current set of include-directories from compiler flags +cf_header_path_list="" +if test -n "${CFLAGS}${CPPFLAGS}" ; then + for cf_header_path in $CPPFLAGS $CFLAGS + do + case $cf_header_path in #(vi + -I*) + cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'` + CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE) + cf_header_path_list="$cf_header_path_list [$]$1" + ;; + esac + done +fi + +# add the variations for the package we are looking for +CF_SUBDIR_PATH($1,$2,include) + +test "$includedir" != NONE && \ +test "$includedir" != "/usr/include" && \ +test -d "$includedir" && { + test -d $includedir && $1="[$]$1 $includedir" + test -d $includedir/$2 && $1="[$]$1 $includedir/$2" +} + +test "$oldincludedir" != NONE && \ +test "$oldincludedir" != "/usr/include" && \ +test -d "$oldincludedir" && { + test -d $oldincludedir && $1="[$]$1 $oldincludedir" + test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2" +} + +$1="[$]$1 $cf_header_path_list" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_INTEL_COMPILER version: 5 updated: 2013/02/10 10:41:05 +dnl ----------------- +dnl Check if the given compiler is really the Intel compiler for Linux. It +dnl tries to imitate gcc, but does not return an error when it finds a mismatch +dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK. +dnl +dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to +dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from +dnl the wrappers for gcc and g++ warnings. +dnl +dnl $1 = GCC (default) or GXX +dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS +dnl $3 = CFLAGS (default) or CXXFLAGS +AC_DEFUN([CF_INTEL_COMPILER],[ +AC_REQUIRE([AC_CANONICAL_HOST]) +ifelse([$2],,INTEL_COMPILER,[$2])=no + +if test "$ifelse([$1],,[$1],GCC)" = yes ; then + case $host_os in + linux*|gnu*) + AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler) + cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])" + ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc" + AC_TRY_COMPILE([],[ +#ifdef __INTEL_COMPILER +#else +make an error +#endif +],[ifelse([$2],,INTEL_COMPILER,[$2])=yes +cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc" +],[]) + ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS" + AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2])) + ;; + esac +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51 +dnl ------------ +dnl Add checks for large file support. +AC_DEFUN([CF_LARGEFILE],[ +ifdef([AC_FUNC_FSEEKO],[ + AC_SYS_LARGEFILE + if test "$enable_largefile" != no ; then + AC_FUNC_FSEEKO + + # Normally we would collect these definitions in the config.h, + # but (like _XOPEN_SOURCE), some environments rely on having these + # defined before any of the system headers are included. Another + # case comes up with C++, e.g., on AIX the compiler compiles the + # header files by themselves before looking at the body files it is + # told to compile. For ncurses, those header files do not include + # the config.h + test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES " + test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE " + test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits " + + AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[ + AC_TRY_COMPILE([ +#include <sys/types.h> +#include <dirent.h> + ],[ + /* if transitional largefile support is setup, this is true */ + extern struct dirent64 * readdir(DIR *); + struct dirent64 *x = readdir((DIR *)0); + struct dirent *y = readdir((DIR *)0); + int z = x - y; + ], + [cf_cv_struct_dirent64=yes], + [cf_cv_struct_dirent64=no]) + ]) + test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64]) + fi +]) +]) +dnl --------------------------------------------------------------------------- +dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41 +dnl --------------- +dnl For the given system and compiler, find the compiler flags to pass to the +dnl loader to use the "rpath" feature. +AC_DEFUN([CF_LD_RPATH_OPT], +[ +AC_REQUIRE([CF_CHECK_CACHE]) + +LD_RPATH_OPT= +AC_MSG_CHECKING(for an rpath option) +case $cf_cv_system_name in #(vi +irix*) #(vi + if test "$GCC" = yes; then + LD_RPATH_OPT="-Wl,-rpath," + else + LD_RPATH_OPT="-rpath " + fi + ;; +linux*|gnu*|k*bsd*-gnu) #(vi + LD_RPATH_OPT="-Wl,-rpath," + ;; +openbsd[[2-9]].*|mirbsd*) #(vi + LD_RPATH_OPT="-Wl,-rpath," + ;; +dragonfly*|freebsd*) #(vi + LD_RPATH_OPT="-rpath " + ;; +netbsd*) #(vi + LD_RPATH_OPT="-Wl,-rpath," + ;; +osf*|mls+*) #(vi + LD_RPATH_OPT="-rpath " + ;; +solaris2*) #(vi + LD_RPATH_OPT="-R" + ;; +*) + ;; +esac +AC_MSG_RESULT($LD_RPATH_OPT) + +case "x$LD_RPATH_OPT" in #(vi +x-R*) + AC_MSG_CHECKING(if we need a space after rpath option) + cf_save_LIBS="$LIBS" + CF_ADD_LIBS(${LD_RPATH_OPT}$libdir) + AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes) + LIBS="$cf_save_LIBS" + AC_MSG_RESULT($cf_rpath_space) + test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT " + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50 +dnl --------------- +dnl Construct a search-list of directories for a nonstandard library-file +dnl +dnl Parameters +dnl $1 = the variable to return as result +dnl $2 = the package name +AC_DEFUN([CF_LIBRARY_PATH], +[ +$1= +cf_library_path_list="" +if test -n "${LDFLAGS}${LIBS}" ; then + for cf_library_path in $LDFLAGS $LIBS + do + case $cf_library_path in #(vi + -L*) + cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'` + CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE) + cf_library_path_list="$cf_library_path_list [$]$1" + ;; + esac + done +fi + +CF_SUBDIR_PATH($1,$2,lib) + +$1="$cf_library_path_list [$]$1" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09 +dnl ------------------ +AC_DEFUN([CF_LIBTOOL_VERSION],[ +if test -n "$LIBTOOL" && test "$LIBTOOL" != none +then + cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'` +else + cf_cv_libtool_version= +fi +test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10 +dnl ------------- +dnl Compute the library-prefix for the given host system +dnl $1 = variable to set +define([CF_LIB_PREFIX], +[ + case $cf_cv_system_name in #(vi + OS/2*|os2*) #(vi + LIB_PREFIX='' + ;; + *) LIB_PREFIX='lib' + ;; + esac +ifelse($1,,,[$1=$LIB_PREFIX]) + AC_SUBST(LIB_PREFIX) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LIB_SUFFIX version: 22 updated: 2013/09/07 13:54:05 +dnl ------------- +dnl Compute the library file-suffix from the given model name +dnl $1 = model name +dnl $2 = variable to set (the nominal library suffix) +dnl $3 = dependency variable to set (actual filename) +dnl The variable $LIB_SUFFIX, if set, prepends the variable to set. +AC_DEFUN([CF_LIB_SUFFIX], +[ + case X$1 in #(vi + Xlibtool) #(vi + $2='.la' + $3=[$]$2 + ;; + Xdebug) #(vi + $2='_g.a' + $3=[$]$2 + ;; + Xprofile) #(vi + $2='_p.a' + $3=[$]$2 + ;; + Xshared) #(vi + case $cf_cv_system_name in + aix[[5-7]]*) #(vi + $2='.a' + $3=[$]$2 + ;; + cygwin*|msys*|mingw*) #(vi + $2='.dll' + $3='.dll.a' + ;; + darwin*) #(vi + $2='.dylib' + $3=[$]$2 + ;; + hpux*) #(vi + case $target in + ia64*) #(vi + $2='.so' + $3=[$]$2 + ;; + *) #(vi + $2='.sl' + $3=[$]$2 + ;; + esac + ;; + *) #(vi + $2='.so' + $3=[$]$2 + ;; + esac + ;; + *) + $2='.a' + $3=[$]$2 + ;; + esac + test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}" + test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46 +dnl ------------ +dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make' +dnl options to lower-levels. It's very useful for "make -n" -- if we have it. +dnl (GNU 'make' does both, something POSIX 'make', which happens to make the +dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-) +AC_DEFUN([CF_MAKEFLAGS], +[ +AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[ + cf_cv_makeflags='' + for cf_option in '-${MAKEFLAGS}' '${MFLAGS}' + do + cat >cf_makeflags.tmp <<CF_EOF +SHELL = /bin/sh +all : + @ echo '.$cf_option' +CF_EOF + cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'` + case "$cf_result" in + .*k) + cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null` + case "$cf_result" in + .*CC=*) cf_cv_makeflags= + ;; + *) cf_cv_makeflags=$cf_option + ;; + esac + break + ;; + .-) ;; + *) echo "given option \"$cf_option\", no match \"$cf_result\"" + ;; + esac + done + rm -f cf_makeflags.tmp +]) + +AC_SUBST(cf_cv_makeflags) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32 +dnl ------------ +dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have +dnl a monocase filesystem. +AC_DEFUN([CF_MAKE_TAGS],[ +AC_REQUIRE([CF_MIXEDCASE_FILENAMES]) + +AC_CHECK_PROGS(CTAGS, exctags ctags) +AC_CHECK_PROGS(ETAGS, exetags etags) + +AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no) + +if test "$cf_cv_mixedcase" = yes ; then + AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no) +else + MAKE_UPPER_TAGS=no +fi + +if test "$MAKE_UPPER_TAGS" = yes ; then + MAKE_UPPER_TAGS= +else + MAKE_UPPER_TAGS="#" +fi + +if test "$MAKE_LOWER_TAGS" = yes ; then + MAKE_LOWER_TAGS= +else + MAKE_LOWER_TAGS="#" +fi + +AC_SUBST(CTAGS) +AC_SUBST(ETAGS) + +AC_SUBST(MAKE_UPPER_TAGS) +AC_SUBST(MAKE_LOWER_TAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02 +dnl ----------- +dnl Checks for libraries. At least one UNIX system, Apple Macintosh +dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler +dnl AC_CHECK_LIB(m,sin), because that fails for C++. +AC_DEFUN([CF_MATH_LIB], +[ +AC_CACHE_CHECK(if -lm needed for math functions, + cf_cv_need_libm,[ + AC_TRY_LINK([ + #include <stdio.h> + #include <math.h> + ], + [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)], + [cf_cv_need_libm=no], + [cf_cv_need_libm=yes])]) +if test "$cf_cv_need_libm" = yes +then +ifelse($1,,[ + CF_ADD_LIB(m) +],[$1=-lm]) +fi +]) +dnl --------------------------------------------------------------------------- +dnl CF_MBSTATE_T version: 4 updated: 2012/10/06 08:57:51 +dnl ------------ +dnl Check if mbstate_t is declared, and if so, which header file. +dnl This (including wchar.h) is needed on Tru64 5.0 to declare mbstate_t, +dnl as well as include stdio.h to work around a misuse of varargs in wchar.h +AC_DEFUN([CF_MBSTATE_T], +[ +AC_CACHE_CHECK(if we must include wchar.h to declare mbstate_t,cf_cv_mbstate_t,[ +AC_TRY_COMPILE([ +#include <stdlib.h> +#include <stdio.h> +#ifdef HAVE_LIBUTF8_H +#include <libutf8.h> +#endif], + [mbstate_t state], + [cf_cv_mbstate_t=no], + [AC_TRY_COMPILE([ +#include <stdlib.h> +#include <stdio.h> +#include <wchar.h> +#ifdef HAVE_LIBUTF8_H +#include <libutf8.h> +#endif], + [mbstate_t value], + [cf_cv_mbstate_t=yes], + [cf_cv_mbstate_t=unknown])])]) + +if test "$cf_cv_mbstate_t" = yes ; then + AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h]) +fi + +if test "$cf_cv_mbstate_t" != unknown ; then + AC_DEFINE(HAVE_MBSTATE_T,1,[Define to 1 if mbstate_t is declared]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MIXEDCASE_FILENAMES version: 5 updated: 2013/09/07 13:54:05 +dnl ---------------------- +dnl Check if the file-system supports mixed-case filenames. If we're able to +dnl create a lowercase name and see it as uppercase, it doesn't support that. +AC_DEFUN([CF_MIXEDCASE_FILENAMES], +[ +AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[ +if test "$cross_compiling" = yes ; then + case $target_alias in #(vi + *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw32*|*-uwin*) #(vi + cf_cv_mixedcase=no + ;; + *) + cf_cv_mixedcase=yes + ;; + esac +else + rm -f conftest CONFTEST + echo test >conftest + if test -f CONFTEST ; then + cf_cv_mixedcase=no + else + cf_cv_mixedcase=yes + fi + rm -f conftest CONFTEST +fi +]) +test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32 +dnl ---------- +dnl Write a debug message to config.log, along with the line number in the +dnl configure script. +AC_DEFUN([CF_MSG_LOG],[ +echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05 +dnl ------------------- +dnl Check if we can compile with ncurses' header file +dnl $1 is the cache variable to set +dnl $2 is the header-file to include +dnl $3 is the root name (ncurses or ncursesw) +AC_DEFUN([CF_NCURSES_CC_CHECK],[ + AC_TRY_COMPILE([ +]ifelse($3,ncursesw,[ +#define _XOPEN_SOURCE_EXTENDED +#undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */ +#define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */ +])[ +#include <$2>],[ +#ifdef NCURSES_VERSION +]ifelse($3,ncursesw,[ +#ifndef WACS_BSSB + make an error +#endif +])[ +printf("%s\n", NCURSES_VERSION); +#else +#ifdef __NCURSES_H +printf("old\n"); +#else + make an error +#endif +#endif + ] + ,[$1=$2] + ,[$1=no]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_CONFIG version: 10 updated: 2012/10/06 08:57:51 +dnl ----------------- +dnl Tie together the configure-script macros for ncurses. +dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis. +dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable. +dnl +dnl $1 is the root library name (default: "ncurses") +AC_DEFUN([CF_NCURSES_CONFIG], +[ +cf_ncuconfig_root=ifelse($1,,ncurses,$1) + +echo "Looking for ${cf_ncuconfig_root}-config" + +CF_ACVERSION_CHECK(2.52, + [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)], + [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)]) + +if test "$NCURSES_CONFIG" != none ; then + +CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`" +CF_ADD_LIBS(`$NCURSES_CONFIG --libs`) + +# even with config script, some packages use no-override for curses.h +CF_CURSES_HEADER(ifelse($1,,ncurses,$1)) + +dnl like CF_NCURSES_CPPFLAGS +AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) + +dnl like CF_NCURSES_LIBS +CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root) +AC_DEFINE_UNQUOTED($cf_nculib_ROOT) + +dnl like CF_NCURSES_VERSION +cf_cv_ncurses_version=`$NCURSES_CONFIG --version` + +else + +CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1)) +CF_NCURSES_LIBS(ifelse($1,,ncurses,$1)) + +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51 +dnl ------------------- +dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting +dnl the CPPFLAGS variable so we can include its header. +dnl +dnl The header files may be installed as either curses.h, or ncurses.h (would +dnl be obsolete, except that some packagers prefer this name to distinguish it +dnl from a "native" curses implementation). If not installed for overwrite, +dnl the curses.h file would be in an ncurses subdirectory (e.g., +dnl /usr/include/ncurses), but someone may have installed overwriting the +dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd +dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in +dnl the header. +dnl +dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header +dnl is already in the include-path, don't even bother with this, since we cannot +dnl easily determine which file it is. In this case, it has to be <curses.h>. +dnl +dnl The optional parameter gives the root name of the library, in case it is +dnl not installed as the default curses library. That is how the +dnl wide-character version of ncurses is installed. +AC_DEFUN([CF_NCURSES_CPPFLAGS], +[AC_REQUIRE([CF_WITH_CURSES_DIR]) + +AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl +cf_ncuhdr_root=ifelse($1,,ncurses,$1) + +test -n "$cf_cv_curses_dir" && \ +test "$cf_cv_curses_dir" != "no" && { \ + CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root) +} + +AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[ + cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h" + ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h" + for cf_header in $cf_header_list + do + CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1) + test "$cf_cv_ncurses_h" != no && break + done +]) + +CF_NCURSES_HEADER +CF_TERM_HEADER + +# some applications need this, but should check for NCURSES_VERSION +AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) + +CF_NCURSES_VERSION +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_HEADER version: 3 updated: 2012/10/06 08:57:51 +dnl ----------------- +dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common +dnl variations of ncurses' installs. +dnl +dnl See also CF_CURSES_HEADER, which sets the same cache variable. +AC_DEFUN([CF_NCURSES_HEADER],[ + +if test "$cf_cv_ncurses_h" != no ; then + cf_cv_ncurses_header=$cf_cv_ncurses_h +else + +AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[ + test -n "$verbose" && echo + CF_HEADER_PATH(cf_search,$cf_ncuhdr_root) + test -n "$verbose" && echo search path $cf_search + cf_save2_CPPFLAGS="$CPPFLAGS" + for cf_incdir in $cf_search + do + CF_ADD_INCDIR($cf_incdir) + for cf_header in \ + ncurses.h \ + curses.h + do + CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1) + if test "$cf_cv_ncurses_h2" != no ; then + cf_cv_ncurses_h2=$cf_incdir/$cf_header + test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG + break + fi + test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG + done + CPPFLAGS="$cf_save2_CPPFLAGS" + test "$cf_cv_ncurses_h2" != no && break + done + test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found) + ]) + + CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2) + cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2` + if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then + cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header + fi + CF_ADD_INCDIR($cf_1st_incdir) + +fi + +# Set definitions to allow ifdef'ing for ncurses.h + +case $cf_cv_ncurses_header in # (vi +*ncurses.h) + AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h]) + ;; +esac + +case $cf_cv_ncurses_header in # (vi +ncurses/curses.h|ncurses/ncurses.h) + AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h]) + ;; +ncursesw/curses.h|ncursesw/ncurses.h) + AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h]) + ;; +esac + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38 +dnl --------------- +dnl Look for the ncurses library. This is a little complicated on Linux, +dnl because it may be linked with the gpm (general purpose mouse) library. +dnl Some distributions have gpm linked with (bsd) curses, which makes it +dnl unusable with ncurses. However, we don't want to link with gpm unless +dnl ncurses has a dependency, since gpm is normally set up as a shared library, +dnl and the linker will record a dependency. +dnl +dnl The optional parameter gives the root name of the library, in case it is +dnl not installed as the default curses library. That is how the +dnl wide-character version of ncurses is installed. +AC_DEFUN([CF_NCURSES_LIBS], +[AC_REQUIRE([CF_NCURSES_CPPFLAGS]) + +cf_nculib_root=ifelse($1,,ncurses,$1) + # This works, except for the special case where we find gpm, but + # ncurses is in a nonstandard location via $LIBS, and we really want + # to link gpm. +cf_ncurses_LIBS="" +cf_ncurses_SAVE="$LIBS" +AC_CHECK_LIB(gpm,Gpm_Open, + [AC_CHECK_LIB(gpm,initscr, + [LIBS="$cf_ncurses_SAVE"], + [cf_ncurses_LIBS="-lgpm"])]) + +case $host_os in #(vi +freebsd*) + # This is only necessary if you are linking against an obsolete + # version of ncurses (but it should do no harm, since it's static). + if test "$cf_nculib_root" = ncurses ; then + AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"]) + fi + ;; +esac + +CF_ADD_LIBS($cf_ncurses_LIBS) + +if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" ) +then + CF_ADD_LIBS(-l$cf_nculib_root) +else + CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root, + [#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr()], + initscr) +fi + +if test -n "$cf_ncurses_LIBS" ; then + AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS) + cf_ncurses_SAVE="$LIBS" + for p in $cf_ncurses_LIBS ; do + q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"` + if test "$q" != "$LIBS" ; then + LIBS="$q" + fi + done + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);], + [AC_MSG_RESULT(yes)], + [AC_MSG_RESULT(no) + LIBS="$cf_ncurses_SAVE"]) +fi + +CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root) +AC_DEFINE_UNQUOTED($cf_nculib_ROOT) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51 +dnl ------------------ +dnl Check for the version of ncurses, to aid in reporting bugs, etc. +dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use +dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi. +AC_DEFUN([CF_NCURSES_VERSION], +[ +AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl +AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[ + cf_cv_ncurses_version=no + cf_tempfile=out$$ + rm -f $cf_tempfile + AC_TRY_RUN([ +#include <${cf_cv_ncurses_header:-curses.h}> +#include <stdio.h> +int main() +{ + FILE *fp = fopen("$cf_tempfile", "w"); +#ifdef NCURSES_VERSION +# ifdef NCURSES_VERSION_PATCH + fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH); +# else + fprintf(fp, "%s\n", NCURSES_VERSION); +# endif +#else +# ifdef __NCURSES_H + fprintf(fp, "old\n"); +# else + make an error +# endif +#endif + ${cf_cv_main_return:-return}(0); +}],[ + cf_cv_ncurses_version=`cat $cf_tempfile`],,[ + + # This will not work if the preprocessor splits the line after the + # Autoconf token. The 'unproto' program does that. + cat > conftest.$ac_ext <<EOF +#include <${cf_cv_ncurses_header:-curses.h}> +#undef Autoconf +#ifdef NCURSES_VERSION +Autoconf NCURSES_VERSION +#else +#ifdef __NCURSES_H +Autoconf "old" +#endif +; +#endif +EOF + cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out" + AC_TRY_EVAL(cf_try) + if test -f conftest.out ; then + cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'` + test -n "$cf_out" && cf_cv_ncurses_version="$cf_out" + rm -f conftest.out + fi +]) + rm -f $cf_tempfile +]) +test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03 +dnl ------------------ +dnl see CF_WITH_NO_LEAKS +AC_DEFUN([CF_NO_LEAKS_OPTION],[ +AC_MSG_CHECKING(if you want to use $1 for testing) +AC_ARG_WITH($1, + [$2], + [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[ + $4 +]) + : ${with_cflags:=-g} + : ${with_no_leaks:=yes} + with_$1=yes], + [with_$1=]) +AC_MSG_RESULT(${with_$1:-no}) + +case .$with_cflags in #(vi +.*-g*) + case .$CFLAGS in #(vi + .*-g*) #(vi + ;; + *) + CF_ADD_CFLAGS([-g]) + ;; + esac + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49 +dnl ---------------- +dnl Check if the given variable is a number. If not, report an error. +dnl $1 is the variable +dnl $2 is the message +AC_DEFUN([CF_NUMBER_SYNTAX],[ +if test -n "$1" ; then + case $1 in #(vi + [[0-9]]*) #(vi + ;; + *) + AC_MSG_ERROR($2 is not a number: $1) + ;; + esac +else + AC_MSG_ERROR($2 value is empty) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_OUR_MESSAGES version: 7 updated: 2004/09/12 19:45:55 +dnl --------------- +dnl Check if we use the messages included with this program +dnl +dnl $1 specifies either Makefile or makefile, defaulting to the former. +dnl +dnl Sets variables which can be used to substitute in makefiles: +dnl MSG_DIR_MAKE - to make ./po directory +dnl SUB_MAKEFILE - makefile in ./po directory (see CF_BUNDLED_INTL) +dnl +AC_DEFUN([CF_OUR_MESSAGES], +[ +cf_makefile=ifelse($1,,Makefile,$1) + +use_our_messages=no +if test "$USE_NLS" = yes ; then +if test -d $srcdir/po ; then +AC_MSG_CHECKING(if we should use included message-library) + AC_ARG_ENABLE(included-msgs, + [ --disable-included-msgs use included messages, for i18n support], + [use_our_messages=$enableval], + [use_our_messages=yes]) +fi +AC_MSG_RESULT($use_our_messages) +fi + +MSG_DIR_MAKE="#" +if test "$use_our_messages" = yes +then + SUB_MAKEFILE="$SUB_MAKEFILE po/$cf_makefile.in:$srcdir/po/$cf_makefile.inn" + MSG_DIR_MAKE= +fi + +AC_SUBST(MSG_DIR_MAKE) +AC_SUBST(SUB_MAKEFILE) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PATHSEP version: 6 updated: 2012/09/29 18:38:12 +dnl ---------- +dnl Provide a value for the $PATH and similar separator (or amend the value +dnl as provided in autoconf 2.5x). +AC_DEFUN([CF_PATHSEP], +[ + AC_MSG_CHECKING(for PATH separator) + case $cf_cv_system_name in + os2*) PATH_SEPARATOR=';' ;; + *) ${PATH_SEPARATOR:=':'} ;; + esac +ifelse([$1],,,[$1=$PATH_SEPARATOR]) + AC_SUBST(PATH_SEPARATOR) + AC_MSG_RESULT($PATH_SEPARATOR) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54 +dnl -------------- +dnl Check the argument to see that it looks like a pathname. Rewrite it if it +dnl begins with one of the prefix/exec_prefix variables, and then again if the +dnl result begins with 'NONE'. This is necessary to work around autoconf's +dnl delayed evaluation of those symbols. +AC_DEFUN([CF_PATH_SYNTAX],[ +if test "x$prefix" != xNONE; then + cf_path_syntax="$prefix" +else + cf_path_syntax="$ac_default_prefix" +fi + +case ".[$]$1" in #(vi +.\[$]\(*\)*|.\'*\'*) #(vi + ;; +..|./*|.\\*) #(vi + ;; +.[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX + ;; +.\[$]{*prefix}*|.\[$]{*dir}*) #(vi + eval $1="[$]$1" + case ".[$]$1" in #(vi + .NONE/*) + $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` + ;; + esac + ;; #(vi +.no|.NONE/*) + $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` + ;; +*) + ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22 +dnl ------------- +dnl Check for the package-config program, unless disabled by command-line. +AC_DEFUN([CF_PKG_CONFIG], +[ +AC_MSG_CHECKING(if you want to use pkg-config) +AC_ARG_WITH(pkg-config, + [ --with-pkg-config{=path} enable/disable use of pkg-config], + [cf_pkg_config=$withval], + [cf_pkg_config=yes]) +AC_MSG_RESULT($cf_pkg_config) + +case $cf_pkg_config in #(vi +no) #(vi + PKG_CONFIG=none + ;; +yes) #(vi + CF_ACVERSION_CHECK(2.52, + [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)], + [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)]) + ;; +*) + PKG_CONFIG=$withval + ;; +esac + +test -z "$PKG_CONFIG" && PKG_CONFIG=none +if test "$PKG_CONFIG" != none ; then + CF_PATH_SYNTAX(PKG_CONFIG) +fi + +AC_SUBST(PKG_CONFIG) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42 +dnl ----------------- +dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed. +dnl +dnl POSIX.1-1990 _POSIX_SOURCE +dnl POSIX.1-1990 and _POSIX_SOURCE and +dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2 +dnl Bindings Option +dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L +dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L +dnl X/Open 2000 _POSIX_C_SOURCE=200112L +dnl +dnl Parameters: +dnl $1 is the nominal value for _POSIX_C_SOURCE +AC_DEFUN([CF_POSIX_C_SOURCE], +[ +cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1]) + +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" + +CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE) +CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE) + +AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[ + CF_MSG_LOG(if the symbol is already defined go no further) + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifndef _POSIX_C_SOURCE +make an error +#endif], + [cf_cv_posix_c_source=no], + [cf_want_posix_source=no + case .$cf_POSIX_C_SOURCE in #(vi + .[[12]]??*) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + ;; + .2) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + cf_want_posix_source=yes + ;; + .*) + cf_want_posix_source=yes + ;; + esac + if test "$cf_want_posix_source" = yes ; then + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifdef _POSIX_SOURCE +make an error +#endif],[], + cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE") + fi + CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE) + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source" + CF_MSG_LOG(if the second compile does not leave our definition intact error) + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifndef _POSIX_C_SOURCE +make an error +#endif],, + [cf_cv_posix_c_source=no]) + CFLAGS="$cf_save_CFLAGS" + CPPFLAGS="$cf_save_CPPFLAGS" + ]) +]) + +if test "$cf_cv_posix_c_source" != no ; then + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS" + CF_ADD_CFLAGS($cf_cv_posix_c_source) +fi + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_CC version: 3 updated: 2012/10/06 15:31:55 +dnl ---------- +dnl standard check for CC, plus followup sanity checks +dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name +AC_DEFUN([CF_PROG_CC],[ +ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)]) +CF_GCC_VERSION +CF_ACVERSION_CHECK(2.52, + [AC_PROG_CC_STDC], + [CF_ANSI_CC_REQD]) +CF_CC_ENV_FLAGS +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_EXT version: 11 updated: 2012/10/06 08:57:51 +dnl ----------- +dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX. +AC_DEFUN([CF_PROG_EXT], +[ +AC_REQUIRE([CF_CHECK_CACHE]) +case $cf_cv_system_name in +os2*) + CFLAGS="$CFLAGS -Zmt" + CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__" + CXXFLAGS="$CXXFLAGS -Zmt" + # autoconf's macro sets -Zexe and suffix both, which conflict:w + LDFLAGS="$LDFLAGS -Zmt -Zcrtdll" + ac_cv_exeext=.exe + ;; +esac + +AC_EXEEXT +AC_OBJEXT + +PROG_EXT="$EXEEXT" +AC_SUBST(PROG_EXT) +test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT",[Define to the program extension (normally blank)]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14 +dnl ------------ +AC_DEFUN([CF_PROG_LINT], +[ +AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint) +AC_SUBST(LINT_OPTS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37 +dnl ------------ +dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f" +dnl option if it is supported. +AC_DEFUN([CF_PROG_LN_S],[ +AC_PROG_LN_S +AC_MSG_CHECKING(if $LN_S -f options work) + +rm -f conf$$.src conf$$dst +echo >conf$$.dst +echo first >conf$$.src +if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then + cf_prog_ln_sf=yes +else + cf_prog_ln_sf=no +fi +rm -f conf$$.dst conf$$src +AC_MSG_RESULT($cf_prog_ln_sf) + +test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50 +dnl ---------------- +dnl Remove all -U and -D options that refer to the given symbol from a list +dnl of C compiler options. This works around the problem that not all +dnl compilers process -U and -D options from left-to-right, so a -U option +dnl cannot be used to cancel the effect of a preceding -D option. +dnl +dnl $1 = target (which could be the same as the source variable) +dnl $2 = source (including '$') +dnl $3 = symbol to remove +define([CF_REMOVE_DEFINE], +[ +$1=`echo "$2" | \ + sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \ + -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'` +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00 +dnl ------------- +AC_DEFUN([CF_RPATH_HACK], +[ +AC_REQUIRE([CF_LD_RPATH_OPT]) +AC_MSG_CHECKING(for updated LDFLAGS) +if test -n "$LD_RPATH_OPT" ; then + AC_MSG_RESULT(maybe) + + AC_CHECK_PROGS(cf_ldd_prog,ldd,no) + cf_rpath_list="/usr/lib /lib" + if test "$cf_ldd_prog" != no + then + cf_rpath_oops= + +AC_TRY_LINK([#include <stdio.h>], + [printf("Hello");], + [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq` + cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`]) + + # If we passed the link-test, but get a "not found" on a given library, + # this could be due to inept reconfiguration of gcc to make it only + # partly honor /usr/local/lib (or whatever). Sometimes this behavior + # is intentional, e.g., installing gcc in /usr/bin and suppressing the + # /usr/local libraries. + if test -n "$cf_rpath_oops" + then + for cf_rpath_src in $cf_rpath_oops + do + for cf_rpath_dir in \ + /usr/local \ + /usr/pkg \ + /opt/sfw + do + if test -f $cf_rpath_dir/lib/$cf_rpath_src + then + CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src) + LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib" + break + fi + done + done + fi + fi + + CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS) + + CF_RPATH_HACK_2(LDFLAGS) + CF_RPATH_HACK_2(LIBS) + + CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS) +else + AC_MSG_RESULT(no) +fi +AC_SUBST(EXTRA_LDFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24 +dnl --------------- +dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to +dnl EXTRA_LDFLAGS for each -L option found. +dnl +dnl $cf_rpath_list contains a list of directories to ignore. +dnl +dnl $1 = variable name to update. The LDFLAGS variable should be the only one, +dnl but LIBS often has misplaced -L options. +AC_DEFUN([CF_RPATH_HACK_2], +[ +CF_VERBOSE(...checking $1 [$]$1) + +cf_rpath_dst= +for cf_rpath_src in [$]$1 +do + case $cf_rpath_src in #(vi + -L*) #(vi + + # check if this refers to a directory which we will ignore + cf_rpath_skip=no + if test -n "$cf_rpath_list" + then + for cf_rpath_item in $cf_rpath_list + do + if test "x$cf_rpath_src" = "x-L$cf_rpath_item" + then + cf_rpath_skip=yes + break + fi + done + fi + + if test "$cf_rpath_skip" = no + then + # transform the option + if test "$LD_RPATH_OPT" = "-R " ; then + cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"` + else + cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"` + fi + + # if we have not already added this, add it now + cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"` + if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS" + then + CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp) + EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS" + fi + fi + ;; + esac + cf_rpath_dst="$cf_rpath_dst $cf_rpath_src" +done +$1=$cf_rpath_dst + +CF_VERBOSE(...checked $1 [$]$1) +AC_SUBST(EXTRA_LDFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_SHARED_OPTS version: 83 updated: 2013/09/21 17:34:53 +dnl -------------- +dnl -------------- +dnl Attempt to determine the appropriate CC/LD options for creating a shared +dnl library. +dnl +dnl Notes: +dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within +dnl the build-tree, i.e., by making use of the libraries that are compiled in +dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the +dnl shared library since that can lead to unexpected results at runtime. +dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared +dnl libraries are compiled in ../../lib +dnl +dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure +dnl to install symbolic links to the rel/abi versions of shared libraries. +dnl +dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi +dnl version when making symbolic links. +dnl +dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library +dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix +dnl (ex: libncurses.so.<ver>). +dnl +dnl Some loaders leave 'so_locations' lying around. It's nice to clean up. +AC_DEFUN([CF_SHARED_OPTS], +[ + AC_REQUIRE([CF_LD_RPATH_OPT]) + RM_SHARED_OPTS= + LOCAL_LDFLAGS= + LOCAL_LDFLAGS2= + LD_SHARED_OPTS= + INSTALL_LIB="-m 644" + : ${rel_builddir:=.} + + cf_cv_do_symlinks=no + cf_ld_rpath_opt= + test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT" + + AC_MSG_CHECKING(if release/abi version should be used for shared libs) + AC_ARG_WITH(shlib-version, + [ --with-shlib-version=X Specify rel or abi version for shared libs], + [test -z "$withval" && withval=auto + case $withval in #(vi + yes) #(vi + cf_cv_shlib_version=auto + ;; + rel|abi|auto|no) #(vi + cf_cv_shlib_version=$withval + ;; + *) + AC_MSG_ERROR([option value must be one of: rel, abi, auto or no]) + ;; + esac + ],[cf_cv_shlib_version=auto]) + AC_MSG_RESULT($cf_cv_shlib_version) + + cf_cv_rm_so_locs=no + cf_try_cflags= + + # Some less-capable ports of gcc support only -fpic + CC_SHARED_OPTS= + if test "$GCC" = yes + then + AC_MSG_CHECKING(which $CC option to use) + cf_save_CFLAGS="$CFLAGS" + for CC_SHARED_OPTS in -fPIC -fpic '' + do + CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS" + AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[]) + done + AC_MSG_RESULT($CC_SHARED_OPTS) + CFLAGS="$cf_save_CFLAGS" + fi + + cf_cv_shlib_version_infix=no + + case $cf_cv_system_name in #(vi + aix4.[3-9]*|aix[[5-7]]*) #(vi + if test "$GCC" = yes; then + CC_SHARED_OPTS= + MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@' + else + # CC_SHARED_OPTS='-qpic=large -G' + # perhaps "-bM:SRE -bnoentry -bexpall" + MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@' + fi + ;; + beos*) #(vi + MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0' + ;; + cygwin*) #(vi + CC_SHARED_OPTS= + MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' + RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a" + cf_cv_shlib_version=cygdll + cf_cv_shlib_version_infix=cygdll + cat >mk_shared_lib.sh <<-CF_EOF + #!/bin/sh + SHARED_LIB=\[$]1 + IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\` + shift + cat <<-EOF + Linking shared library + ** SHARED_LIB \[$]SHARED_LIB + ** IMPORT_LIB \[$]IMPORT_LIB +EOF + exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB} +CF_EOF + chmod +x mk_shared_lib.sh + ;; + msys*) #(vi + CC_SHARED_OPTS= + MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' + RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a" + cf_cv_shlib_version=msysdll + cf_cv_shlib_version_infix=msysdll + cat >mk_shared_lib.sh <<-CF_EOF + #!/bin/sh + SHARED_LIB=\[$]1 + IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\` + shift + cat <<-EOF + Linking shared library + ** SHARED_LIB \[$]SHARED_LIB + ** IMPORT_LIB \[$]IMPORT_LIB +EOF + exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB} +CF_EOF + chmod +x mk_shared_lib.sh + ;; + darwin*) #(vi + cf_try_cflags="no-cpp-precomp" + CC_SHARED_OPTS="-dynamic" + MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi + cf_cv_shlib_version_infix=yes + AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [ + cf_save_LDFLAGS=$LDFLAGS + LDFLAGS="$LDFLAGS -Wl,-search_paths_first" + AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no) + LDFLAGS=$cf_save_LDFLAGS]) + if test $cf_cv_ldflags_search_paths_first = yes; then + LDFLAGS="$LDFLAGS -Wl,-search_paths_first" + fi + ;; + hpux[[7-8]]*) #(vi + # HP-UX 8.07 ld lacks "+b" option used for libdir search-list + if test "$GCC" != yes; then + CC_SHARED_OPTS='+Z' + fi + MK_SHARED_LIB='${LD} -b -o $[@]' + INSTALL_LIB="-m 555" + ;; + hpux*) #(vi + # (tested with gcc 2.7.2 -- I don't have c89) + if test "$GCC" = yes; then + LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}' + else + CC_SHARED_OPTS='+Z' + LD_SHARED_OPTS='-Wl,+b,${libdir}' + fi + MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]' + # HP-UX shared libraries must be executable, and should be + # readonly to exploit a quirk in the memory manager. + INSTALL_LIB="-m 555" + ;; + interix*) + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + if test "$cf_cv_shlib_version" = rel; then + cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}' + else + cf_shared_soname='`basename $@`' + fi + CC_SHARED_OPTS= + MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@' + ;; + irix*) #(vi + if test "$cf_cv_enable_rpath" = yes ; then + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS" + fi + # tested with IRIX 5.2 and 'cc'. + if test "$GCC" != yes; then + CC_SHARED_OPTS='-KPIC' + MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]' + else + MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]' + fi + cf_cv_rm_so_locs=yes + ;; + linux*|gnu*|k*bsd*-gnu) #(vi + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_enable_rpath" = yes ; then + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS" + fi + CF_SHARED_SONAME + MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]' + ;; + mingw*) #(vi + cf_cv_shlib_version=mingw + cf_cv_shlib_version_infix=mingw + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="-Wl,--enable-auto-import" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS" + fi + CC_SHARED_OPTS= + MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' + RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a" + cat >mk_shared_lib.sh <<-CF_EOF + #!/bin/sh + SHARED_LIB=\[$]1 + IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\` + shift + cat <<-EOF + Linking shared library + ** SHARED_LIB \[$]SHARED_LIB + ** IMPORT_LIB \[$]IMPORT_LIB +EOF + exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB} +CF_EOF + chmod +x mk_shared_lib.sh + ;; + openbsd[[2-9]].*|mirbsd*) #(vi + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_enable_rpath" = yes ; then + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS" + fi + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + CF_SHARED_SONAME + MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]' + ;; + nto-qnx*|openbsd*|freebsd[[12]].*) #(vi + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + MK_SHARED_LIB='${LD} -Bshareable -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + ;; + dragonfly*|freebsd*) #(vi + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then + LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS" + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS" + fi + CF_SHARED_SONAME + MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]' + ;; + netbsd*) #(vi + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then + LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS" + if test "$cf_cv_shlib_version" = auto; then + if test -f /usr/libexec/ld.elf_so; then + cf_cv_shlib_version=abi + else + cf_cv_shlib_version=rel + fi + fi + CF_SHARED_SONAME + MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]' + else + MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]' + fi + ;; + osf*|mls+*) #(vi + # tested with OSF/1 V3.2 and 'cc' + # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't + # link with shared libs). + MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`' + case $host_os in #(vi + osf4*) + MK_SHARED_LIB="${MK_SHARED_LIB} -msym" + ;; + esac + MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]' + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + cf_cv_rm_so_locs=yes + ;; + sco3.2v5*) # (also uw2* and UW7: hops 13-Apr-98 + # tested with osr5.0.5 + if test "$GCC" != yes; then + CC_SHARED_OPTS='-belf -KPIC' + fi + MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@' + if test "$cf_cv_enable_rpath" = yes ; then + # only way is to set LD_RUN_PATH but no switch for it + RUN_PATH=$libdir + fi + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + LINK_PROGS='LD_RUN_PATH=${libdir}' + LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib' + ;; + sunos4*) #(vi + # tested with SunOS 4.1.1 and gcc 2.7.0 + if test "$GCC" != yes; then + CC_SHARED_OPTS='-KPIC' + fi + MK_SHARED_LIB='${LD} -assert pure-text -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + ;; + solaris2*) #(vi + # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2 + # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3 + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_enable_rpath" = yes ; then + EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS" + fi + CF_SHARED_SONAME + if test "$GCC" != yes; then + cf_save_CFLAGS="$CFLAGS" + for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O + do + CFLAGS="$cf_shared_opts $cf_save_CFLAGS" + AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break]) + done + CFLAGS="$cf_save_CFLAGS" + CC_SHARED_OPTS=$cf_shared_opts + MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]' + else + MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]' + fi + ;; + sysv5uw7*|unix_sv*) #(vi + # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc) + if test "$GCC" != yes; then + CC_SHARED_OPTS='-KPIC' + fi + MK_SHARED_LIB='${LD} -d y -G -o [$]@' + ;; + *) + CC_SHARED_OPTS='unknown' + MK_SHARED_LIB='echo unknown' + ;; + esac + + # This works if the last tokens in $MK_SHARED_LIB are the -o target. + case "$cf_cv_shlib_version" in #(vi + rel|abi) + case "$MK_SHARED_LIB" in #(vi + *'-o $[@]') #(vi + test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes + ;; + *) + AC_MSG_WARN(ignored --with-shlib-version) + ;; + esac + ;; + esac + + if test -n "$cf_try_cflags" + then +cat > conftest.$ac_ext <<EOF +#line __oline__ "${as_me:-configure}" +#include <stdio.h> +int main(int argc, char *argv[[]]) +{ + printf("hello\n"); + return (argv[[argc-1]] == 0) ; +} +EOF + cf_save_CFLAGS="$CFLAGS" + for cf_opt in $cf_try_cflags + do + CFLAGS="$cf_save_CFLAGS -$cf_opt" + AC_MSG_CHECKING(if CFLAGS option -$cf_opt works) + if AC_TRY_EVAL(ac_compile); then + AC_MSG_RESULT(yes) + cf_save_CFLAGS="$CFLAGS" + else + AC_MSG_RESULT(no) + fi + done + CFLAGS="$cf_save_CFLAGS" + fi + + + # RPATH_LIST is a colon-separated list of directories + test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}" + test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}" + + test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations" + + CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS) + CF_VERBOSE(MK_SHARED_LIB: $MK_SHARED_LIB) + + AC_SUBST(CC_SHARED_OPTS) + AC_SUBST(LD_RPATH_OPT) + AC_SUBST(LD_SHARED_OPTS) + AC_SUBST(MK_SHARED_LIB) + AC_SUBST(RM_SHARED_OPTS) + + AC_SUBST(LINK_PROGS) + AC_SUBST(LINK_TESTS) + + AC_SUBST(EXTRA_LDFLAGS) + AC_SUBST(LOCAL_LDFLAGS) + AC_SUBST(LOCAL_LDFLAGS2) + + AC_SUBST(INSTALL_LIB) + AC_SUBST(RPATH_LIST) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43 +dnl ---------------- +dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for +dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar) +dnl option. +dnl +dnl $1 is the default that should be used for "$cf_cv_shlib_version". +dnl If missing, use "rel". +define([CF_SHARED_SONAME], +[ + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1) + if test "$cf_cv_shlib_version" = rel; then + cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}' + else + cf_cv_shared_soname='`basename $[@]`' + fi +]) +dnl --------------------------------------------------------------------------- +dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50 +dnl -------------- +dnl Construct a search-list for a nonstandard header/lib-file +dnl $1 = the variable to return as result +dnl $2 = the package name +dnl $3 = the subdirectory, e.g., bin, include or lib +AC_DEFUN([CF_SUBDIR_PATH], +[ +$1= + +CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix) +CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE) +CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix) +CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix) +CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_TERM_HEADER version: 3 updated: 2012/10/06 08:57:51 +dnl -------------- +dnl Look for term.h, which is part of X/Open curses. It defines the interface +dnl to terminfo database. Usually it is in the same include-path as curses.h, +dnl but some packagers change this, breaking various applications. +AC_DEFUN([CF_TERM_HEADER],[ +AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[ +case ${cf_cv_ncurses_header} in #(vi +*/ncurses.h|*/ncursesw.h) #(vi + cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'` + ;; +*) + cf_term_header=term.h + ;; +esac + +for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h" +do +AC_TRY_COMPILE([#include <stdio.h> +#include <${cf_cv_ncurses_header:-curses.h}> +#include <$cf_test> +],[int x = auto_left_margin],[ + cf_cv_term_header="$cf_test"],[ + cf_cv_term_header=unknown + ]) + test "$cf_cv_term_header" != unknown && break +done +]) + +# Set definitions to allow ifdef'ing to accommodate subdirectories + +case $cf_cv_term_header in # (vi +*term.h) + AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h]) + ;; +esac + +case $cf_cv_term_header in # (vi +ncurses/term.h) #(vi + AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h]) + ;; +ncursesw/term.h) + AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h]) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50 +dnl ------------------- +dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we +dnl can define it successfully. +AC_DEFUN([CF_TRY_XOPEN_SOURCE],[ +AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[ + AC_TRY_COMPILE([ +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_xopen_source=no], + [cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + AC_TRY_COMPILE([ +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +],[ +#ifdef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_xopen_source=no], + [cf_cv_xopen_source=$cf_XOPEN_SOURCE]) + CPPFLAGS="$cf_save" + ]) +]) + +if test "$cf_cv_xopen_source" != no ; then + CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE) + CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE) + cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source" + CF_ADD_CFLAGS($cf_temp_xopen_source) +fi +]) +dnl --------------------------------------------------------------------------- +dnl CF_UNION_WAIT version: 6 updated: 2012/10/06 08:57:51 +dnl ------------- +dnl Check to see if the BSD-style union wait is declared. Some platforms may +dnl use this, though it is deprecated in favor of the 'int' type in Posix. +dnl Some vendors provide a bogus implementation that declares union wait, but +dnl uses the 'int' type instead; we try to spot these by checking for the +dnl associated macros. +dnl +dnl Ahem. Some implementers cast the status value to an int*, as an attempt to +dnl use the macros for either union wait or int. So we do a check compile to +dnl see if the macros are defined and apply to an int. +dnl +dnl Sets: $cf_cv_type_unionwait +dnl Defines: HAVE_TYPE_UNIONWAIT +AC_DEFUN([CF_UNION_WAIT], +[ +AC_REQUIRE([CF_WAIT_HEADERS]) +AC_MSG_CHECKING([for union wait]) +AC_CACHE_VAL(cf_cv_type_unionwait,[ + AC_TRY_LINK($cf_wait_headers, + [int x; + int y = WEXITSTATUS(x); + int z = WTERMSIG(x); + wait(&x); + ], + [cf_cv_type_unionwait=no + echo compiles ok w/o union wait 1>&AC_FD_CC + ],[ + AC_TRY_LINK($cf_wait_headers, + [union wait x; +#ifdef WEXITSTATUS + int y = WEXITSTATUS(x); +#endif +#ifdef WTERMSIG + int z = WTERMSIG(x); +#endif + wait(&x); + ], + [cf_cv_type_unionwait=yes + echo compiles ok with union wait and possibly macros too 1>&AC_FD_CC + ], + [cf_cv_type_unionwait=no])])]) +AC_MSG_RESULT($cf_cv_type_unionwait) +test $cf_cv_type_unionwait = yes && AC_DEFINE(HAVE_TYPE_UNIONWAIT,1,[Define to 1 if type unionwait is declared]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59 +dnl -------- +dnl Make an uppercase version of a variable +dnl $1=uppercase($2) +AC_DEFUN([CF_UPPER], +[ +$1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%` +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51 +dnl ----------- +dnl Check for multibyte support, and if not found, utf8 compatibility library +AC_DEFUN([CF_UTF8_LIB], +[ +AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[ + cf_save_LIBS="$LIBS" + AC_TRY_LINK([ +#include <stdlib.h>],[putwc(0,0);], + [cf_cv_utf8_lib=yes], + [CF_FIND_LINKAGE([ +#include <libutf8.h>],[putwc(0,0);],utf8, + [cf_cv_utf8_lib=add-on], + [cf_cv_utf8_lib=no]) +])]) + +# HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between +# ncurses/ncursesw: +if test "$cf_cv_utf8_lib" = "add-on" ; then + AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h]) + CF_ADD_INCDIR($cf_cv_header_path_utf8) + CF_ADD_LIBDIR($cf_cv_library_path_utf8) + CF_ADD_LIBS($cf_cv_library_file_utf8) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12 +dnl ---------- +dnl Use AC_VERBOSE w/o the warnings +AC_DEFUN([CF_VERBOSE], +[test -n "$verbose" && echo " $1" 1>&AC_FD_MSG +CF_MSG_LOG([$1]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_VERSION_INFO version: 6 updated: 2013/06/16 10:25:53 +dnl --------------- +dnl Define several useful symbols derived from the VERSION file. A separate +dnl file is preferred to embedding the version numbers in various scripts. +dnl (automake is a textbook-example of why the latter is a bad idea, but there +dnl are others). +dnl +dnl The file contents are: +dnl libtool-version release-version patch-version +dnl or +dnl release-version +dnl where +dnl libtool-version (see ?) consists of 3 integers separated by '.' +dnl release-version consists of a major version and minor version +dnl separated by '.', optionally followed by a patch-version +dnl separated by '-'. The minor version need not be an +dnl integer (but it is preferred). +dnl patch-version is an integer in the form yyyymmdd, so ifdef's and +dnl scripts can easily compare versions. +dnl +dnl If libtool is used, the first form is required, since CF_WITH_LIBTOOL +dnl simply extracts the first field using 'cut -f1'. +dnl +dnl Optional parameters: +dnl $1 = internal name for package +dnl $2 = external name for package +AC_DEFUN([CF_VERSION_INFO], +[ +if test -f $srcdir/VERSION ; then + AC_MSG_CHECKING(for package version) + + # if there are not enough fields, cut returns the last one... + cf_field1=`sed -e '2,$d' $srcdir/VERSION|cut -f1` + cf_field2=`sed -e '2,$d' $srcdir/VERSION|cut -f2` + cf_field3=`sed -e '2,$d' $srcdir/VERSION|cut -f3` + + # this is how CF_BUNDLED_INTL uses $VERSION: + VERSION="$cf_field1" + + VERSION_MAJOR=`echo "$cf_field2" | sed -e 's/\..*//'` + test -z "$VERSION_MAJOR" && AC_MSG_ERROR(missing major-version) + + VERSION_MINOR=`echo "$cf_field2" | sed -e 's/^[[^.]]*\.//' -e 's/-.*//'` + test -z "$VERSION_MINOR" && AC_MSG_ERROR(missing minor-version) + + AC_MSG_RESULT(${VERSION_MAJOR}.${VERSION_MINOR}) + + AC_MSG_CHECKING(for package patch date) + VERSION_PATCH=`echo "$cf_field3" | sed -e 's/^[[^-]]*-//'` + case .$VERSION_PATCH in + .) + AC_MSG_ERROR(missing patch-date $VERSION_PATCH) + ;; + .[[0-9]][[0-9]][[0-9]][[0-9]][[0-9]][[0-9]][[0-9]][[0-9]]) + ;; + *) + AC_MSG_ERROR(illegal patch-date $VERSION_PATCH) + ;; + esac + AC_MSG_RESULT($VERSION_PATCH) +else + AC_MSG_ERROR(did not find $srcdir/VERSION) +fi + +# show the actual data that we have for versions: +CF_VERBOSE(ABI VERSION $VERSION) +CF_VERBOSE(VERSION_MAJOR $VERSION_MAJOR) +CF_VERBOSE(VERSION_MINOR $VERSION_MINOR) +CF_VERBOSE(VERSION_PATCH $VERSION_PATCH) + +AC_SUBST(VERSION) +AC_SUBST(VERSION_MAJOR) +AC_SUBST(VERSION_MINOR) +AC_SUBST(VERSION_PATCH) + +dnl if a package name is given, define its corresponding version info. We +dnl need the package name to ensure that the defined symbols are unique. +ifelse($1,,,[ + cf_PACKAGE=$1 + PACKAGE=ifelse($2,,$1,$2) + AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE",[Define to the package-name]) + AC_SUBST(PACKAGE) + CF_UPPER(cf_PACKAGE,$cf_PACKAGE) + AC_DEFINE_UNQUOTED(${cf_PACKAGE}_VERSION,"${VERSION_MAJOR}.${VERSION_MINOR}") + AC_DEFINE_UNQUOTED(${cf_PACKAGE}_PATCHDATE,${VERSION_PATCH}) +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WAIT_HEADERS version: 2 updated: 1997/10/21 19:45:33 +dnl --------------- +dnl Build up an expression $cf_wait_headers with the header files needed to +dnl compile against the prototypes for 'wait()', 'waitpid()', etc. Assume it's +dnl Posix, which uses <sys/types.h> and <sys/wait.h>, but allow SVr4 variation +dnl with <wait.h>. +AC_DEFUN([CF_WAIT_HEADERS], +[ +AC_HAVE_HEADERS(sys/wait.h) +cf_wait_headers="#include <sys/types.h> +" +if test $ac_cv_header_sys_wait_h = yes; then +cf_wait_headers="$cf_wait_headers +#include <sys/wait.h> +" +else +AC_HAVE_HEADERS(wait.h) +AC_HAVE_HEADERS(waitstatus.h) +if test $ac_cv_header_wait_h = yes; then +cf_wait_headers="$cf_wait_headers +#include <wait.h> +" +fi +if test $ac_cv_header_waitstatus_h = yes; then +cf_wait_headers="$cf_wait_headers +#include <waitstatus.h> +" +fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49 +dnl ------------------- +dnl Allow library's ABI to be overridden. Generally this happens when a +dnl packager has incremented the ABI past that used in the original package, +dnl and wishes to keep doing this. +dnl +dnl $1 is the package name, if any, to derive a corresponding {package}_ABI +dnl symbol. +AC_DEFUN([CF_WITH_ABI_VERSION],[ +test -z "$cf_cv_abi_version" && cf_cv_abi_version=0 +AC_ARG_WITH(abi-version, +[ --with-abi-version=XXX override derived ABI version], +[AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval) + cf_cv_abi_version=$withval]) + CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version) +ifelse($1,,,[ +$1_ABI=$cf_cv_abi_version +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38 +dnl ------------------ +dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses +dnl libraries. +AC_DEFUN([CF_WITH_CURSES_DIR],[ + +AC_MSG_CHECKING(for specific curses-directory) +AC_ARG_WITH(curses-dir, + [ --with-curses-dir=DIR directory in which (n)curses is installed], + [cf_cv_curses_dir=$withval], + [cf_cv_curses_dir=no]) +AC_MSG_RESULT($cf_cv_curses_dir) + +if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" ) +then + CF_PATH_SYNTAX(withval) + if test -d "$cf_cv_curses_dir" + then + CF_ADD_INCDIR($cf_cv_curses_dir/include) + CF_ADD_LIBDIR($cf_cv_curses_dir/lib) + fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47 +dnl ---------------- +dnl Configure-option for dbmalloc. The optional parameter is used to override +dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests. +AC_DEFUN([CF_WITH_DBMALLOC],[ +CF_NO_LEAKS_OPTION(dbmalloc, + [ --with-dbmalloc test: use Conor Cahill's dbmalloc library], + [USE_DBMALLOC]) + +if test "$with_dbmalloc" = yes ; then + AC_CHECK_HEADER(dbmalloc.h, + [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47 +dnl --------------- +dnl Configure-option for dmalloc. The optional parameter is used to override +dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests. +AC_DEFUN([CF_WITH_DMALLOC],[ +CF_NO_LEAKS_OPTION(dmalloc, + [ --with-dmalloc test: use Gray Watson's dmalloc library], + [USE_DMALLOC]) + +if test "$with_dmalloc" = yes ; then + AC_CHECK_HEADER(dmalloc.h, + [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_LIBTOOL version: 30 updated: 2013/09/07 13:54:05 +dnl --------------- +dnl Provide a configure option to incorporate libtool. Define several useful +dnl symbols for the makefile rules. +dnl +dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses +dnl macros from libtool.m4 which is in the aclocal directory of automake. +dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro. +dnl But that still does not work properly since the macro is expanded outside +dnl the CF_WITH_LIBTOOL macro: +dnl +dnl #!/bin/sh +dnl ACLOCAL=`aclocal --print-ac-dir` +dnl if test -z "$ACLOCAL" ; then +dnl echo cannot find aclocal directory +dnl exit 1 +dnl elif test ! -f $ACLOCAL/libtool.m4 ; then +dnl echo cannot find libtool.m4 file +dnl exit 1 +dnl fi +dnl +dnl LOCAL=aclocal.m4 +dnl ORIG=aclocal.m4.orig +dnl +dnl trap "mv $ORIG $LOCAL" 0 1 2 5 15 +dnl rm -f $ORIG +dnl mv $LOCAL $ORIG +dnl +dnl # sed the LIBTOOL= assignment to omit the current directory? +dnl sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL:-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL +dnl cat $ORIG >>$LOCAL +dnl +dnl autoconf-257 $* +dnl +AC_DEFUN([CF_WITH_LIBTOOL], +[ +AC_REQUIRE([CF_DISABLE_LIBTOOL_VERSION]) +ifdef([AC_PROG_LIBTOOL],,[ +LIBTOOL= +]) +# common library maintenance symbols that are convenient for libtool scripts: +LIB_CREATE='${AR} -cr' +LIB_OBJECT='${OBJECTS}' +LIB_SUFFIX=.a +LIB_PREP="$RANLIB" + +# symbols used to prop libtool up to enable it to determine what it should be +# doing: +LIB_CLEAN= +LIB_COMPILE= +LIB_LINK='${CC}' +LIB_INSTALL= +LIB_UNINSTALL= + +AC_MSG_CHECKING(if you want to build libraries with libtool) +AC_ARG_WITH(libtool, + [ --with-libtool generate libraries with libtool], + [with_libtool=$withval], + [with_libtool=no]) +AC_MSG_RESULT($with_libtool) +if test "$with_libtool" != "no"; then +ifdef([AC_PROG_LIBTOOL],[ + # missing_content_AC_PROG_LIBTOOL{{ + AC_PROG_LIBTOOL + # missing_content_AC_PROG_LIBTOOL}} +],[ + if test "$with_libtool" != "yes" ; then + CF_PATH_SYNTAX(with_libtool) + LIBTOOL=$with_libtool + else + AC_CHECK_TOOLS(LIBTOOL,[libtool glibtool],none) + CF_LIBTOOL_VERSION + if test -z "$cf_cv_libtool_version" && test "$LIBTOOL" = libtool + then + CF_FORGET_TOOL(LIBTOOL) + AC_CHECK_TOOLS(LIBTOOL,[glibtool],none) + CF_LIBTOOL_VERSION + fi + fi + if test -z "$LIBTOOL" ; then + AC_MSG_ERROR(Cannot find libtool) + fi +])dnl + LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o' + LIB_OBJECT='${OBJECTS:.o=.lo}' + LIB_SUFFIX=.la + LIB_CLEAN='${LIBTOOL} --mode=clean' + LIB_COMPILE='${LIBTOOL} --mode=compile' + LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}' + LIB_INSTALL='${LIBTOOL} --mode=install' + LIB_UNINSTALL='${LIBTOOL} --mode=uninstall' + LIB_PREP=: + + CF_CHECK_LIBTOOL_VERSION + + # special hack to add -no-undefined (which libtool should do for itself) + LT_UNDEF= + case "$cf_cv_system_name" in #(vi + cygwin*|msys*|mingw32*|uwin*|aix[[4-7]]) #(vi + LT_UNDEF=-no-undefined + ;; + esac + AC_SUBST([LT_UNDEF]) + + # special hack to add --tag option for C++ compiler + case $cf_cv_libtool_version in #(vi + 1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi + LIBTOOL_CXX="$LIBTOOL --tag=CXX" + LIBTOOL="$LIBTOOL --tag=CC" + ;; + *) + LIBTOOL_CXX="$LIBTOOL" + ;; + esac +else + LIBTOOL="" + LIBTOOL_CXX="" +fi + +test -z "$LIBTOOL" && ECHO_LT= + +AC_SUBST(LIBTOOL) +AC_SUBST(LIBTOOL_CXX) +AC_SUBST(LIBTOOL_OPTS) + +AC_SUBST(LIB_CREATE) +AC_SUBST(LIB_OBJECT) +AC_SUBST(LIB_SUFFIX) +AC_SUBST(LIB_PREP) + +AC_SUBST(LIB_CLEAN) +AC_SUBST(LIB_COMPILE) +AC_SUBST(LIB_LINK) +AC_SUBST(LIB_INSTALL) +AC_SUBST(LIB_UNINSTALL) + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_LIBTOOL_OPTS version: 2 updated: 2007/04/08 18:14:54 +dnl -------------------- +dnl Allow user to pass additional libtool options into the library creation +dnl and link steps. The main use for this is to do something like +dnl ./configure --with-libtool-opts=-static +dnl to get the same behavior as automake-flavored +dnl ./configure --enable-static +AC_DEFUN([CF_WITH_LIBTOOL_OPTS],[ +AC_MSG_CHECKING(for additional libtool options) +AC_ARG_WITH(libtool-opts, + [ --with-libtool-opts=XXX specify additional libtool options], + [with_libtool_opts=$withval], + [with_libtool_opts=no]) +AC_MSG_RESULT($with_libtool_opts) + +case .$with_libtool_opts in +.yes|.no|.) + ;; +*) + LIBTOOL_OPTS=$with_libtool_opts + ;; +esac + +AC_SUBST(LIBTOOL_OPTS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_NO_LEAKS version: 2 updated: 2012/10/06 08:57:51 +dnl ---------------- +AC_DEFUN([CF_WITH_NO_LEAKS],[ + +AC_REQUIRE([CF_WITH_DMALLOC]) +AC_REQUIRE([CF_WITH_DBMALLOC]) +AC_REQUIRE([CF_WITH_PURIFY]) +AC_REQUIRE([CF_WITH_VALGRIND]) + +AC_MSG_CHECKING(if you want to perform memory-leak testing) +AC_ARG_WITH(no-leaks, + [ --with-no-leaks test: free permanent memory, analyze leaks], + [AC_DEFINE(NO_LEAKS,1,[Define to 1 to enable leak-checking]) + cf_doalloc=".${with_dmalloc}${with_dbmalloc}${with_purify}${with_valgrind}" + case ${cf_doalloc} in #(vi + *yes*) ;; + *) AC_DEFINE(DOALLOC,10000,[Define to size of malloc-array]) ;; + esac + with_no_leaks=yes], + [with_no_leaks=]) +AC_MSG_RESULT($with_no_leaks) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_PURIFY version: 2 updated: 2006/12/14 18:43:43 +dnl -------------- +AC_DEFUN([CF_WITH_PURIFY],[ +CF_NO_LEAKS_OPTION(purify, + [ --with-purify test: use Purify], + [USE_PURIFY], + [LINK_PREFIX="$LINK_PREFIX purify"]) +AC_SUBST(LINK_PREFIX) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49 +dnl ------------------- +dnl Allow library's release-version to be overridden. Generally this happens when a +dnl packager has incremented the release-version past that used in the original package, +dnl and wishes to keep doing this. +dnl +dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR +dnl and {package}_MINOR symbols +dnl symbol. +AC_DEFUN([CF_WITH_REL_VERSION],[ +test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0 +AC_ARG_WITH(rel-version, +[ --with-rel-version=XXX override derived release version], +[AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval) + cf_cv_rel_version=$withval]) +ifelse($1,,[ + CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version) +],[ + $1_MAJOR=`echo "$cf_cv_rel_version" | sed -e 's/\..*//'` + $1_MINOR=`echo "$cf_cv_rel_version" | sed -e 's/^[[^.]]*//' -e 's/^\.//' -e 's/\..*//'` + CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version) + CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version) +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_SHARED_OR_LIBTOOL version: 5 updated: 2013/09/02 09:17:44 +dnl ------------------------- +dnl Provide shared libraries using either autoconf macros (--with-shared) or +dnl using the external libtool script (--with-libtool). +dnl +dnl $1 = program name (all caps preferred) +dnl $1 = release version +dnl $2 = ABI version +define([CF_WITH_SHARED_OR_LIBTOOL],[ + +REL_VERSION=$2 +ABI_VERSION=$3 +cf_cv_rel_version=$REL_VERSION +AC_SUBST(ABI_VERSION) +AC_SUBST(REL_VERSION) + +CF_WITH_REL_VERSION($1) +CF_WITH_ABI_VERSION + +LIB_MODEL=static +DFT_LWR_MODEL=$LIB_MODEL +LIBTOOL_MAKE="#" + +# use to comment-out makefile lines +MAKE_NORMAL= +MAKE_STATIC= +MAKE_SHARED="#" + +CF_WITH_LIBTOOL + +LIB_CREATE="$LIB_CREATE \[$]@" + +if test "$with_libtool" = "yes" ; then + OBJEXT="lo" + LIB_MODEL=libtool + DFT_LWR_MODEL=$LIB_MODEL + LIBTOOL_MAKE= + CF_WITH_LIBTOOL_OPTS + MAKE_NORMAL="#" + MAKE_STATIC="#" + MAKE_SHARED= +else + AC_MSG_CHECKING(if you want to build shared libraries) + AC_ARG_WITH(shared, + [ --with-shared generate shared-libraries], + [with_shared=$withval], + [with_shared=no]) + AC_MSG_RESULT($with_shared) + if test "$with_shared" = "yes" ; then + LIB_MODEL=shared + DFT_LWR_MODEL=$LIB_MODEL + CF_SHARED_OPTS + LIB_PREP=: + LIB_CREATE="[$]MK_SHARED_LIB" + CFLAGS="$CFLAGS $CC_SHARED_OPTS" + MAKE_NORMAL="#" + MAKE_STATIC="#" + MAKE_SHARED= + fi +fi + +LIB_SUFFIX= +CF_LIB_SUFFIX($LIB_MODEL, DFT_LIB_SUFFIX, DFT_DEP_SUFFIX) +LIB_SUFFIX=$DFT_LIB_SUFFIX + +AC_SUBST(DFT_LWR_MODEL) +AC_SUBST(DFT_LIB_SUFFIX) +AC_SUBST(DFT_DEP_SUFFIX) +AC_SUBST(LIB_MODEL) + +AC_SUBST(LIBTOOL_MAKE) + +AC_SUBST(MAKE_NORMAL) +AC_SUBST(MAKE_SHARED) +AC_SUBST(MAKE_STATIC) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21 +dnl ---------------- +AC_DEFUN([CF_WITH_VALGRIND],[ +CF_NO_LEAKS_OPTION(valgrind, + [ --with-valgrind test: use valgrind], + [USE_VALGRIND]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_WARNINGS version: 5 updated: 2004/07/23 14:40:34 +dnl ---------------- +dnl Combine the checks for gcc features into a configure-script option +dnl +dnl Parameters: +dnl $1 - see CF_GCC_WARNINGS +AC_DEFUN([CF_WITH_WARNINGS], +[ +if ( test "$GCC" = yes || test "$GXX" = yes ) +then +AC_MSG_CHECKING(if you want to check for gcc warnings) +AC_ARG_WITH(warnings, + [ --with-warnings test: turn on gcc warnings], + [cf_opt_with_warnings=$withval], + [cf_opt_with_warnings=no]) +AC_MSG_RESULT($cf_opt_with_warnings) +if test "$cf_opt_with_warnings" != no ; then + CF_GCC_ATTRIBUTES + CF_GCC_WARNINGS([$1]) +fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_XOPEN_CURSES version: 11 updated: 2011/01/18 18:15:30 +dnl --------------- +dnl Test if we should define X/Open source for curses, needed on Digital Unix +dnl 4.x, to see the extended functions, but breaks on IRIX 6.x. +dnl +dnl The getbegyx() check is needed for HPUX, which omits legacy macros such +dnl as getbegy(). The latter is better design, but the former is standard. +AC_DEFUN([CF_XOPEN_CURSES], +[ +AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl +AC_CACHE_CHECK(if we must define _XOPEN_SOURCE_EXTENDED,cf_cv_need_xopen_extension,[ +AC_TRY_LINK([ +#include <stdlib.h> +#include <${cf_cv_ncurses_header:-curses.h}>],[ +#if defined(NCURSES_VERSION_PATCH) +#if (NCURSES_VERSION_PATCH < 20100501) && (NCURSES_VERSION_PATCH >= 20100403) + make an error +#endif +#endif + long x = winnstr(stdscr, "", 0); + int x1, y1; + getbegyx(stdscr, y1, x1)], + [cf_cv_need_xopen_extension=no], + [AC_TRY_LINK([ +#define _XOPEN_SOURCE_EXTENDED +#include <stdlib.h> +#include <${cf_cv_ncurses_header:-curses.h}>],[ +#ifdef NCURSES_VERSION + cchar_t check; + int check2 = curs_set((int)sizeof(check)); +#endif + long x = winnstr(stdscr, "", 0); + int x1, y1; + getbegyx(stdscr, y1, x1)], + [cf_cv_need_xopen_extension=yes], + [cf_cv_need_xopen_extension=unknown])])]) +test $cf_cv_need_xopen_extension = yes && CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_XOPEN_SOURCE version: 45 updated: 2013/09/07 14:06:25 +dnl --------------- +dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions, +dnl or adapt to the vendor's definitions to get equivalent functionality, +dnl without losing the common non-POSIX features. +dnl +dnl Parameters: +dnl $1 is the nominal value for _XOPEN_SOURCE +dnl $2 is the nominal value for _POSIX_C_SOURCE +AC_DEFUN([CF_XOPEN_SOURCE],[ +AC_REQUIRE([AC_CANONICAL_HOST]) + +cf_XOPEN_SOURCE=ifelse([$1],,500,[$1]) +cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2]) +cf_xopen_source= + +case $host_os in #(vi +aix[[4-7]]*) #(vi + cf_xopen_source="-D_ALL_SOURCE" + ;; +cygwin|msys) #(vi + cf_XOPEN_SOURCE=600 + ;; +darwin[[0-8]].*) #(vi + cf_xopen_source="-D_APPLE_C_SOURCE" + ;; +darwin*) #(vi + cf_xopen_source="-D_DARWIN_C_SOURCE" + cf_XOPEN_SOURCE= + ;; +freebsd*|dragonfly*) #(vi + # 5.x headers associate + # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L + # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L + cf_POSIX_C_SOURCE=200112L + cf_XOPEN_SOURCE=600 + cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + ;; +hpux11*) #(vi + cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500" + ;; +hpux*) #(vi + cf_xopen_source="-D_HPUX_SOURCE" + ;; +irix[[56]].*) #(vi + cf_xopen_source="-D_SGI_SOURCE" + cf_XOPEN_SOURCE= + ;; +linux*|gnu*|mint*|k*bsd*-gnu) #(vi + CF_GNU_SOURCE + ;; +mirbsd*) #(vi + # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types + cf_XOPEN_SOURCE= + CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) + ;; +netbsd*) #(vi + cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw + ;; +openbsd[[4-9]]*) #(vi + # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw + cf_xopen_source="-D_BSD_SOURCE" + cf_XOPEN_SOURCE=600 + ;; +openbsd*) #(vi + # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw + ;; +osf[[45]]*) #(vi + cf_xopen_source="-D_OSF_SOURCE" + ;; +nto-qnx*) #(vi + cf_xopen_source="-D_QNX_SOURCE" + ;; +sco*) #(vi + # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer + ;; +solaris2.*) #(vi + cf_xopen_source="-D__EXTENSIONS__" + ;; +*) + CF_TRY_XOPEN_SOURCE + CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) + ;; +esac + +if test -n "$cf_xopen_source" ; then + CF_ADD_CFLAGS($cf_xopen_source) +fi + +dnl In anything but the default case, we may have system-specific setting +dnl which is still not guaranteed to provide all of the entrypoints that +dnl _XOPEN_SOURCE would yield. +if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then + AC_MSG_CHECKING(if _XOPEN_SOURCE really is set) + AC_TRY_COMPILE([#include <stdlib.h>],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_XOPEN_SOURCE_set=yes], + [cf_XOPEN_SOURCE_set=no]) + AC_MSG_RESULT($cf_XOPEN_SOURCE_set) + if test $cf_XOPEN_SOURCE_set = yes + then + AC_TRY_COMPILE([#include <stdlib.h>],[ +#if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE +make an error +#endif], + [cf_XOPEN_SOURCE_set_ok=yes], + [cf_XOPEN_SOURCE_set_ok=no]) + if test $cf_XOPEN_SOURCE_set_ok = no + then + AC_MSG_WARN(_XOPEN_SOURCE is lower than requested) + fi + else + CF_TRY_XOPEN_SOURCE + fi +fi +]) +dnl --------------------------------------------------------------------------- +dnl CF__ADD_SHLIB_RULES version: 4 updated: 2013/07/22 18:49:24 +dnl ------------------- +dnl Append rules for creating, installing, uninstalling and cleaning library. +dnl In particular, this is needed for shared libraries since there are symbolic +dnl links which depend on configuration choices. +dnl +dnl The logic is controlled by these cache variables: +dnl $cf_cv_do_symlinks +dnl $cf_cv_shlib_version +dnl +dnl The macro uses variables set by CF__DEFINE_SHLIB_VARS +dnl +dnl $1 = makefile to append to +dnl $2 = model (static, shared, libtool) +dnl $3 = objects (dependencies) +dnl $4 = additional libraries needed to link the shared library +define([CF__ADD_SHLIB_RULES],[ + +CF__DEFINE_LIB_TARGET + +case x$2 in +xlibtool|xshared) #(vi + cf_libdeps="ifelse($4,,,[$4])" + ;; +x*) + cf_libdeps= + ;; +esac + +cat >>$1 <<CF_EOF + +# generated by CF__ADD_SHLIB_RULES +# libmodel: $2 +# symlinks: $cf_cv_do_symlinks +# shlibver: $cf_cv_shlib_version + +CF_EOF + +cat >>$1 <<CF_EOF +$cf_libname :: \\ +CF_EOF + +cat >>$1 <<CF_EOF + $3 + @echo linking \[$]@ + \$(LIBTOOL_CREATE) $3 $cf_libdeps +CF_EOF + +if test "x$cf_cv_do_symlinks" = xyes +then +cat >>$1 <<CF_EOF + \$(LN_S) $cf_libname $cf_liblink + \$(LN_S) $cf_liblink $cf_libroot +CF_EOF +fi + +cat >>$1 <<CF_EOF + +install \\ +install.libs :: \$(DESTDIR)\$(libdir)/$cf_libname + +\$(DESTDIR)\$(libdir)/$cf_libname :: \\ + \$(DESTDIR)\$(libdir) \\ + $3 + @echo linking \[$]@ + \$(LIBTOOL_CREATE) $3 $cf_libdeps +CF_EOF + +if test "x$cf_cv_do_symlinks" = xyes +then +cat >>$1 <<CF_EOF + cd \$(DESTDIR)\$(libdir) && (\$(LN_S) $cf_libname $cf_liblink; \$(LN_S) $cf_liblink $cf_libroot; ) +CF_EOF +fi + +if test x$2 = xshared +then +cat >>$1 <<CF_EOF + - test -z "\$(DESTDIR)" && /sbin/ldconfig +CF_EOF +fi + +cat >>$1 <<CF_EOF + +uninstall \\ +uninstall.libs :: + @echo uninstalling \$(DESTDIR)\$(libdir)/$cf_libname +CF_EOF + +if test "x$cf_cv_do_symlinks" = xyes +then +cat >>$1 <<CF_EOF + -rm -f \$(DESTDIR)\$(libdir)/$cf_libroot + -rm -f \$(DESTDIR)\$(libdir)/$cf_liblink +CF_EOF +fi + +cat >>$1 <<CF_EOF + -rm -f \$(DESTDIR)\$(libdir)/$cf_libname + +clean \\ +clean.libs :: +CF_EOF + +if test "x$cf_cv_do_symlinks" = xyes +then +cat >>$1 <<CF_EOF + -rm -f $cf_libroot + -rm -f $cf_liblink +CF_EOF +fi + +cat >>$1 <<CF_EOF + -rm -f $cf_libname + +mostlyclean:: + -rm -f $3 +# end generated by CF__ADD_SHLIB_RULES +CF_EOF +])dnl +dnl --------------------------------------------------------------------------- +dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49 +dnl --------------- +dnl Define a reusable chunk which includes <curses.h> and <term.h> when they +dnl are both available. +define([CF__CURSES_HEAD],[ +#ifdef HAVE_XCURSES +#include <xcurses.h> +char * XCursesProgramName = "test"; +#else +#include <${cf_cv_ncurses_header:-curses.h}> +#if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H) +#include <ncursesw/term.h> +#elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H) +#include <ncurses/term.h> +#elif defined(HAVE_TERM_H) +#include <term.h> +#endif +#endif +]) +dnl --------------------------------------------------------------------------- +dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49 +dnl --------------- +dnl Define a reusable chunk which includes <curses.h> and <term.h> when they +dnl are both available. +define([CF__CURSES_HEAD],[ +#ifdef HAVE_XCURSES +#include <xcurses.h> +char * XCursesProgramName = "test"; +#else +#include <${cf_cv_ncurses_header:-curses.h}> +#if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H) +#include <ncursesw/term.h> +#elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H) +#include <ncurses/term.h> +#elif defined(HAVE_TERM_H) +#include <term.h> +#endif +#endif +]) +dnl --------------------------------------------------------------------------- +dnl CF__DEFINE_LIB_TARGET version: 1 updated: 2013/07/22 18:27:50 +dnl --------------------- +define([CF__DEFINE_LIB_TARGET],[ +cf_libname=\${LIB_BASENAME} +cf_liblink=$cf_libname +cf_libroot=$cf_libname + +if test "x$cf_cv_do_symlinks" = xyes +then + case "x$cf_cv_shlib_version" in #(vi + xrel) #(vi + cf_liblink="\${LIB_ABI_NAME}" + cf_libname="\${LIB_REL_NAME}" + ;; + xabi) + cf_liblink="\${LIB_REL_NAME}" + cf_libname="\${LIB_ABI_NAME}" + ;; + esac +fi +LIB_TARGET=$cf_libname +])dnl +dnl --------------------------------------------------------------------------- +dnl CF__DEFINE_SHLIB_VARS version: 2 updated: 2013/07/27 17:38:32 +dnl --------------------- +dnl Substitute makefile variables useful for CF__ADD_SHLIB_RULES. +dnl +dnl The substitution requires these variables: +dnl LIB_PREFI - "lib" +dnl LIB_ROOTNAME - "foo" +dnl LIB_SUFFIX - ".so" +dnl REL_VERSION - "5.0" +dnl ABI_VERSION - "4.2.4" +define([CF__DEFINE_SHLIB_VARS],[ +CF__DEFINE_LIB_TARGET +SET_SHLIB_VARS="# begin CF__DEFINE_SHLIB_VARS\\ +LIB_BASENAME = ${LIB_PREFIX}\${LIB_ROOTNAME}\${LIB_SUFFIX}\\ +LIB_REL_NAME = \${LIB_BASENAME}.\${REL_VERSION}\\ +LIB_ABI_NAME = \${LIB_BASENAME}.\${ABI_VERSION}\\ +LIB_TARGET = $LIB_TARGET\\ +RM_SHARED_OPTS = $RM_SHARED_OPTS\\ +# end CF__DEFINE_SHLIB_VARS" +AC_SUBST(SET_SHLIB_VARS) +AC_SUBST(LIB_TARGET) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF__ICONV_BODY version: 2 updated: 2007/07/26 17:35:47 +dnl -------------- +dnl Test-code needed for iconv compile-checks +define([CF__ICONV_BODY],[ + iconv_t cd = iconv_open("",""); + iconv(cd,NULL,NULL,NULL,NULL); + iconv_close(cd);] +)dnl +dnl --------------------------------------------------------------------------- +dnl CF__ICONV_HEAD version: 1 updated: 2007/07/26 15:57:03 +dnl -------------- +dnl Header-files needed for iconv compile-checks +define([CF__ICONV_HEAD],[ +#include <stdlib.h> +#include <iconv.h>] +)dnl +dnl --------------------------------------------------------------------------- +dnl CF__INIT_SHLIB_RULES version: 2 updated: 2013/07/27 17:38:32 +dnl -------------------- +dnl The third parameter to AC_OUTPUT, used to pass variables needed for +dnl CF__ADD_SHLIB_RULES. +define([CF__INIT_SHLIB_RULES],[ +ABI_VERSION="$ABI_VERSION" +REL_VERSION="$REL_VERSION" +LIB_MODEL="$LIB_MODEL" +LIB_PREFIX="$LIB_PREFIX" +LIB_ROOTNAME="$LIB_ROOTNAME" +DFT_DEP_SUFFIX="$DFT_DEP_SUFFIX" +RM_SHARED_OPTS="$RM_SHARED_OPTS" +cf_cv_do_symlinks="$cf_cv_do_symlinks" +cf_cv_shlib_version="$cf_cv_shlib_version" +]) +dnl --------------------------------------------------------------------------- +dnl CF__INTL_BODY version: 1 updated: 2007/07/26 17:35:47 +dnl ------------- +dnl Test-code needed for libintl compile-checks +dnl $1 = parameter 2 from AM_WITH_NLS +define([CF__INTL_BODY],[ + bindtextdomain ("", ""); + return (int) gettext ("") + ifelse([$1], need-ngettext, [ + (int) ngettext ("", "", 0)], []) + [ + _nl_msg_cat_cntr] +]) +dnl --------------------------------------------------------------------------- +dnl CF__INTL_HEAD version: 1 updated: 2007/07/26 17:35:47 +dnl ------------- +dnl Header-files needed for libintl compile-checks +define([CF__INTL_HEAD],[ +#include <libintl.h> +extern int _nl_msg_cat_cntr; +])dnl +dnl --------------------------------------------------------------------------- +dnl jm_GLIBC21 version: 3 updated: 2002/10/27 23:21:42 +dnl ---------- +dnl Inserted as requested by gettext 0.10.40 +dnl File from /usr/share/aclocal +dnl glibc21.m4 +dnl ==================== +dnl serial 2 +dnl +dnl Test for the GNU C Library, version 2.1 or newer. +dnl From Bruno Haible. +AC_DEFUN([jm_GLIBC21], + [ + AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer, + ac_cv_gnu_library_2_1, + [AC_EGREP_CPP([Lucky GNU user], + [ +#include <features.h> +#ifdef __GNU_LIBRARY__ + #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2) + Lucky GNU user + #endif +#endif + ], + ac_cv_gnu_library_2_1=yes, + ac_cv_gnu_library_2_1=no) + ] + ) + AC_SUBST(GLIBC21) + GLIBC21="$ac_cv_gnu_library_2_1" + ] +) |