diff options
| author | Xin LI <delphij@FreeBSD.org> | 2012-11-04 20:47:39 +0000 |
|---|---|---|
| committer | Xin LI <delphij@FreeBSD.org> | 2012-11-04 20:47:39 +0000 |
| commit | 55772d5d72ea3532365f6c31b4599229763e64b1 (patch) | |
| tree | bd9a3fd634e94850ccb1a2e5934cc981b30f9eb2 | |
| parent | 9fd1a2751f1696d0214ae5bd77550d31eb4dcd2e (diff) | |
Vendor import of less v453 (beta).vendor/less/v453
Notes
Notes:
svn path=/vendor/less/dist/; revision=242581
svn path=/vendor/less/v453/; revision=242582; tag=vendor/less/v453
| -rw-r--r-- | NEWS | 16 | ||||
| -rw-r--r-- | README | 4 | ||||
| -rwxr-xr-x | configure | 116 | ||||
| -rw-r--r-- | configure.ac | 57 | ||||
| -rw-r--r-- | defines.ds | 12 | ||||
| -rw-r--r-- | defines.h.in | 12 | ||||
| -rw-r--r-- | defines.o2 | 12 | ||||
| -rw-r--r-- | defines.o9 | 12 | ||||
| -rw-r--r-- | defines.wn | 12 | ||||
| -rw-r--r-- | less.man | 874 | ||||
| -rw-r--r-- | less.nro | 23 | ||||
| -rw-r--r-- | lessecho.man | 2 | ||||
| -rw-r--r-- | lessecho.nro | 2 | ||||
| -rw-r--r-- | lesskey.man | 2 | ||||
| -rw-r--r-- | lesskey.nro | 2 | ||||
| -rw-r--r-- | option.c | 48 | ||||
| -rw-r--r-- | output.c | 5 | ||||
| -rw-r--r-- | position.c | 2 | ||||
| -rw-r--r-- | screen.c | 4 | ||||
| -rw-r--r-- | version.c | 6 |
20 files changed, 676 insertions, 547 deletions
@@ -11,6 +11,22 @@ ====================================================================== + Major changes between "less" versions 451 and 453 + +* Allow backslash escaping of metacharacters in LESS environment variable. + +* Don't quit if syntax errors are found in command line options. + +* Increase sizes of some internal buffers. + +* Fix configure bug with --with-regex=none. + +* Fix crash with "stty rows 0". + +* Fix Win32 attribute display bug. + +====================================================================== + Major changes between "less" versions 444 and 451 * Add ESC-F command to keep reading data until a pattern is found. @@ -1,7 +1,7 @@ - Less, version 451 + Less, version 453 - This is the distribution of less, version 451, released 21 Jul 2012. + This is the distribution of less, version 453, released 27 Oct 2012. This program is part of the GNU project (http://www.gnu.org). This program is free software. You may redistribute it and/or diff --git a/configure b/configure index de1606173c30..e401d588b8d7 100755 --- a/configure +++ b/configure @@ -5188,8 +5188,7 @@ fi # Checks for regular expression functions. have_regex=no have_posix_regex=unknown -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for regcomp" >&5 -$as_echo_n "checking for regcomp... " >&6; } +supported_regex="" # Select a regular expression library. WANT_REGEX=auto @@ -5204,6 +5203,8 @@ if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = posix; then # Some versions of Solaris have a regcomp() function, but it doesn't work! # So we run a test program. If we're cross-compiling, do it the old way. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for POSIX regcomp" >&5 +$as_echo_n "checking for POSIX regcomp... " >&6; } if test "$cross_compiling" = yes; then : have_posix_regex=unknown else @@ -5232,10 +5233,10 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ fi if test $have_posix_regex = yes; then - { $as_echo "$as_me:${as_lineno-$LINENO}: result: using POSIX regcomp" >&5 -$as_echo "using POSIX regcomp" >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } $as_echo "#define HAVE_POSIX_REGCOMP 1" >>confdefs.h - + supported_regex="$supported_regex posix" have_regex=yes elif test $have_posix_regex = unknown; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext @@ -5252,10 +5253,10 @@ regex_t *r; regfree(r); } _ACEOF if ac_fn_c_try_link "$LINENO"; then : - { $as_echo "$as_me:${as_lineno-$LINENO}: result: using POSIX regcomp" >&5 -$as_echo "using POSIX regcomp" >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } $as_echo "#define HAVE_POSIX_REGCOMP 1" >>confdefs.h - have_regex=yes + have_regex=yes; supported_regex="$supported_regex posix" fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext @@ -5267,14 +5268,14 @@ fi fi if test $have_regex = no; then -if test $WANT_REGEX = auto -o $WANT_REGEX = gnu; then -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for re_compile_pattern in -lc" >&5 -$as_echo_n "checking for re_compile_pattern in -lc... " >&6; } -if ${ac_cv_lib_c_re_compile_pattern+:} false; then : +if test $WANT_REGEX = auto -o $WANT_REGEX = pcre; then +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pcre_compile in -lpcre" >&5 +$as_echo_n "checking for pcre_compile in -lpcre... " >&6; } +if ${ac_cv_lib_pcre_pcre_compile+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS -LIBS="-lc $LIBS" +LIBS="-lpcre $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ @@ -5284,44 +5285,43 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext #ifdef __cplusplus extern "C" #endif -char re_compile_pattern (); +char pcre_compile (); int main () { -return re_compile_pattern (); +return pcre_compile (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : - ac_cv_lib_c_re_compile_pattern=yes + ac_cv_lib_pcre_pcre_compile=yes else - ac_cv_lib_c_re_compile_pattern=no + ac_cv_lib_pcre_pcre_compile=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_re_compile_pattern" >&5 -$as_echo "$ac_cv_lib_c_re_compile_pattern" >&6; } -if test "x$ac_cv_lib_c_re_compile_pattern" = xyes; then : - { $as_echo "$as_me:${as_lineno-$LINENO}: result: using gnu" >&5 -$as_echo "using gnu" >&6; }; $as_echo "#define HAVE_GNU_REGEX 1" >>confdefs.h - have_regex=yes +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pcre_pcre_compile" >&5 +$as_echo "$ac_cv_lib_pcre_pcre_compile" >&6; } +if test "x$ac_cv_lib_pcre_pcre_compile" = xyes; then : + $as_echo "#define HAVE_PCRE 1" >>confdefs.h + LIBS="$LIBS -lpcre" have_regex=yes; supported_regex="$supported_regex pcre" fi fi fi if test $have_regex = no; then -if test $WANT_REGEX = auto -o $WANT_REGEX = pcre; then -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pcre_compile in -lpcre" >&5 -$as_echo_n "checking for pcre_compile in -lpcre... " >&6; } -if ${ac_cv_lib_pcre_pcre_compile+:} false; then : +if test $WANT_REGEX = auto -o $WANT_REGEX = gnu; then +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for re_compile_pattern in -lc" >&5 +$as_echo_n "checking for re_compile_pattern in -lc... " >&6; } +if ${ac_cv_lib_c_re_compile_pattern+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS -LIBS="-lpcre $LIBS" +LIBS="-lc $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ @@ -5331,30 +5331,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext #ifdef __cplusplus extern "C" #endif -char pcre_compile (); +char re_compile_pattern (); int main () { -return pcre_compile (); +return re_compile_pattern (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : - ac_cv_lib_pcre_pcre_compile=yes + ac_cv_lib_c_re_compile_pattern=yes else - ac_cv_lib_pcre_pcre_compile=no + ac_cv_lib_c_re_compile_pattern=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pcre_pcre_compile" >&5 -$as_echo "$ac_cv_lib_pcre_pcre_compile" >&6; } -if test "x$ac_cv_lib_pcre_pcre_compile" = xyes; then : - { $as_echo "$as_me:${as_lineno-$LINENO}: result: using pcre" >&5 -$as_echo "using pcre" >&6; }; $as_echo "#define HAVE_PCRE 1" >>confdefs.h - LIBS="$LIBS -lpcre" have_regex=yes +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_re_compile_pattern" >&5 +$as_echo "$ac_cv_lib_c_re_compile_pattern" >&6; } +if test "x$ac_cv_lib_c_re_compile_pattern" = xyes; then : + $as_echo "#define HAVE_GNU_REGEX 1" >>confdefs.h + have_regex=yes; supported_regex="$supported_regex gnu" fi fi @@ -5364,9 +5363,8 @@ if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = regcmp; then ac_fn_c_check_func "$LINENO" "regcmp" "ac_cv_func_regcmp" if test "x$ac_cv_func_regcmp" = xyes; then : - { $as_echo "$as_me:${as_lineno-$LINENO}: result: using regcmp" >&5 -$as_echo "using regcmp" >&6; }; $as_echo "#define HAVE_REGCMP 1" >>confdefs.h - have_regex=yes + $as_echo "#define HAVE_REGCMP 1" >>confdefs.h + have_regex=yes; supported_regex="$supported_regex regcmp" fi fi @@ -5374,6 +5372,8 @@ fi if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = regcomp; then +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for V8 regcomp" >&5 +$as_echo_n "checking for V8 regcomp... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ @@ -5387,9 +5387,12 @@ regcomp(""); } _ACEOF if ac_fn_c_try_link "$LINENO"; then : - { $as_echo "$as_me:${as_lineno-$LINENO}: result: using V8 regcomp" >&5 -$as_echo "using V8 regcomp" >&6; }; $as_echo "#define HAVE_V8_REGCOMP 1" >>confdefs.h - have_regex=yes + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; }; $as_echo "#define HAVE_V8_REGCOMP 1" >>confdefs.h + have_regex=yes; supported_regex="$supported_regex regcomp" +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext @@ -5400,18 +5403,21 @@ if test $have_regex = no && test -f ${srcdir}/regexp.c; then if test $WANT_REGEX = auto -o $WANT_REGEX = regcomp-local; then { $as_echo "$as_me:${as_lineno-$LINENO}: result: using V8 regcomp -- local source" >&5 $as_echo "using V8 regcomp -- local source" >&6; }; $as_echo "#define HAVE_V8_REGCOMP 1" >>confdefs.h - $as_echo "#define HAVE_REGEXEC2 1" >>confdefs.h + +supported_regex="$supported_regex regcomp-local" +$as_echo "#define HAVE_REGEXEC2 1" >>confdefs.h REGEX_O='regexp.$(O)' have_regex=yes fi fi if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = re_comp; then -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: using re_comp" >&5 -$as_echo "using re_comp" >&6; }; ac_fn_c_check_func "$LINENO" "re_comp" "ac_cv_func_re_comp" +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for re_comp" >&5 +$as_echo_n "checking for re_comp... " >&6; } +ac_fn_c_check_func "$LINENO" "re_comp" "ac_cv_func_re_comp" if test "x$ac_cv_func_re_comp" = xyes; then : $as_echo "#define HAVE_RE_COMP 1" >>confdefs.h - have_regex=yes + have_regex=yes; supported_regex="$supported_regex re_comp" fi fi @@ -5420,15 +5426,17 @@ fi if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = none; then { $as_echo "$as_me:${as_lineno-$LINENO}: result: using no regex" >&5 -$as_echo "using no regex" >&6; }; have_regex=yes; +$as_echo "using no regex" >&6; } +else +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot find regular expression library" >&5 +$as_echo "$as_me: WARNING: cannot find regular expression library" >&2;} fi +$as_echo "#define NO_REGEX 1" >>confdefs.h + supported_regex="$supported_regex none" fi -if test $have_regex = no; then -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: cannot find regular expression library" >&5 -$as_echo "cannot find regular expression library" >&6; }; $as_echo "#define NO_REGEX 1" >>confdefs.h - -fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: regular expression library: $supported_regex" >&5 +$as_echo "regular expression library: $supported_regex" >&6; } # Check whether --with-editor was given. diff --git a/configure.ac b/configure.ac index 167f8ba623c5..95213b0967c9 100644 --- a/configure.ac +++ b/configure.ac @@ -383,7 +383,7 @@ fi # Checks for regular expression functions. have_regex=no have_posix_regex=unknown -AC_MSG_CHECKING(for regcomp) +supported_regex="" # Select a regular expression library. WANT_REGEX=auto @@ -395,6 +395,7 @@ if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = posix; then # Some versions of Solaris have a regcomp() function, but it doesn't work! # So we run a test program. If we're cross-compiling, do it the old way. +AC_MSG_CHECKING(for POSIX regcomp) AC_TRY_RUN([ #include <sys/types.h> #include <regex.h> @@ -409,16 +410,16 @@ if (rm.rm_sp != text + 1) exit(1); /* check for correct offset */ exit(0); }], have_posix_regex=yes, have_posix_regex=no, have_posix_regex=unknown) if test $have_posix_regex = yes; then - AC_MSG_RESULT(using POSIX regcomp) - AC_DEFINE(HAVE_POSIX_REGCOMP) + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_POSIX_REGCOMP) supported_regex="$supported_regex posix" have_regex=yes elif test $have_posix_regex = unknown; then AC_TRY_LINK([ #include <sys/types.h> #include <regex.h>], [regex_t *r; regfree(r);], - AC_MSG_RESULT(using POSIX regcomp) - AC_DEFINE(HAVE_POSIX_REGCOMP) have_regex=yes) + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_POSIX_REGCOMP) have_regex=yes; supported_regex="$supported_regex posix") else AC_MSG_RESULT(no) fi @@ -426,55 +427,61 @@ fi fi if test $have_regex = no; then -if test $WANT_REGEX = auto -o $WANT_REGEX = gnu; then -AC_CHECK_LIB(c, re_compile_pattern, -[AC_MSG_RESULT(using gnu); AC_DEFINE(HAVE_GNU_REGEX) have_regex=yes], []) +if test $WANT_REGEX = auto -o $WANT_REGEX = pcre; then +AC_CHECK_LIB(pcre, pcre_compile, +[AC_DEFINE(HAVE_PCRE) LIBS="$LIBS -lpcre" have_regex=yes; supported_regex="$supported_regex pcre"], []) fi fi if test $have_regex = no; then -if test $WANT_REGEX = auto -o $WANT_REGEX = pcre; then -AC_CHECK_LIB(pcre, pcre_compile, -[AC_MSG_RESULT(using pcre); AC_DEFINE(HAVE_PCRE) LIBS="$LIBS -lpcre" have_regex=yes], []) +if test $WANT_REGEX = auto -o $WANT_REGEX = gnu; then +AC_CHECK_LIB(c, re_compile_pattern, +[AC_DEFINE(HAVE_GNU_REGEX) have_regex=yes; supported_regex="$supported_regex gnu"], []) fi fi if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = regcmp; then AC_CHECK_FUNC(regcmp, -AC_MSG_RESULT(using regcmp); AC_DEFINE(HAVE_REGCMP) have_regex=yes) +[AC_DEFINE(HAVE_REGCMP) have_regex=yes; supported_regex="$supported_regex regcmp"],[]) fi fi if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = regcomp; then +AC_MSG_CHECKING(for V8 regcomp) AC_TRY_LINK([ #include "regexp.h"], [regcomp("");], -AC_MSG_RESULT(using V8 regcomp); AC_DEFINE(HAVE_V8_REGCOMP) have_regex=yes) +[AC_MSG_RESULT(yes); AC_DEFINE(HAVE_V8_REGCOMP) have_regex=yes; supported_regex="$supported_regex regcomp"],[AC_MSG_RESULT(no)]) fi fi if test $have_regex = no && test -f ${srcdir}/regexp.c; then if test $WANT_REGEX = auto -o $WANT_REGEX = regcomp-local; then -AC_MSG_RESULT(using V8 regcomp -- local source); AC_DEFINE(HAVE_V8_REGCOMP) AC_DEFINE(HAVE_REGEXEC2) REGEX_O='regexp.$(O)' AC_SUBST(REGEX_O) have_regex=yes +AC_MSG_RESULT(using V8 regcomp -- local source); AC_DEFINE(HAVE_V8_REGCOMP) +supported_regex="$supported_regex regcomp-local" +AC_DEFINE(HAVE_REGEXEC2) REGEX_O='regexp.$(O)' AC_SUBST(REGEX_O) have_regex=yes fi fi if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = re_comp; then -AC_MSG_RESULT(using re_comp); AC_CHECK_FUNC(re_comp, AC_DEFINE(HAVE_RE_COMP) have_regex=yes) +AC_MSG_CHECKING(for re_comp) +AC_CHECK_FUNC(re_comp, +[AC_DEFINE(HAVE_RE_COMP) have_regex=yes; supported_regex="$supported_regex re_comp"],[]) fi fi if test $have_regex = no; then if test $WANT_REGEX = auto -o $WANT_REGEX = none; then -AC_MSG_RESULT(using no regex); have_regex=yes; +AC_MSG_RESULT(using no regex) +else +AC_MSG_WARN(cannot find regular expression library) fi +AC_DEFINE(NO_REGEX) supported_regex="$supported_regex none" fi -if test $have_regex = no; then -AC_MSG_RESULT(cannot find regular expression library); AC_DEFINE(NO_REGEX) -fi +AC_MSG_RESULT(regular expression library: $supported_regex) AC_ARG_WITH(editor, [ --with-editor=PROGRAM use PROGRAM as the default editor [vi]], @@ -662,6 +669,7 @@ AH_TOP([ /* * Sizes of various buffers. */ +#if 0 /* old sizes for small memory machines #define CMDBUF_SIZE 512 /* Buffer for multichar commands */ #define UNGOT_SIZE 100 /* Max chars to unget() */ #define LINEBUF_SIZE 1024 /* Max size of line in input file */ @@ -671,6 +679,17 @@ AH_TOP([ #define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ #define TAGLINE_SIZE 512 /* Max size of line in tags file */ #define TABSTOP_MAX 32 /* Max number of custom tab stops */ +#else /* more reasonable sizes for modern machines */ +#define CMDBUF_SIZE 2048 /* Buffer for multichar commands */ +#define UNGOT_SIZE 200 /* Max chars to unget() */ +#define LINEBUF_SIZE 1024 /* Initial max size of line in input file */ +#define OUTBUF_SIZE 1024 /* Output buffer */ +#define PROMPT_SIZE 2048 /* Max size of prompt string */ +#define TERMBUF_SIZE 2048 /* Termcap buffer for tgetent */ +#define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ +#define TAGLINE_SIZE 1024 /* Max size of line in tags file */ +#define TABSTOP_MAX 128 /* Max number of custom tab stops */ +#endif /* Settings automatically determined by configure. */ ]) diff --git a/defines.ds b/defines.ds index 74187e195f8f..d85f479454a3 100644 --- a/defines.ds +++ b/defines.ds @@ -185,6 +185,7 @@ /* * Sizes of various buffers. */ +#if 0 /* old sizes for small memory machines #define CMDBUF_SIZE 512 /* Buffer for multichar commands */ #define UNGOT_SIZE 100 /* Max chars to unget() */ #define LINEBUF_SIZE 1024 /* Max size of line in input file */ @@ -194,6 +195,17 @@ #define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ #define TAGLINE_SIZE 512 /* Max size of line in tags file */ #define TABSTOP_MAX 32 /* Max number of custom tab stops */ +#else /* more reasonable sizes for modern machines */ +#define CMDBUF_SIZE 2048 /* Buffer for multichar commands */ +#define UNGOT_SIZE 200 /* Max chars to unget() */ +#define LINEBUF_SIZE 1024 /* Initial max size of line in input file */ +#define OUTBUF_SIZE 1024 /* Output buffer */ +#define PROMPT_SIZE 2048 /* Max size of prompt string */ +#define TERMBUF_SIZE 2048 /* Termcap buffer for tgetent */ +#define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ +#define TAGLINE_SIZE 1024 /* Max size of line in tags file */ +#define TABSTOP_MAX 128 /* Max number of custom tab stops */ +#endif /* Define to `long' if <sys/types.h> doesn't define. */ #if MSDOS_COMPILER==BORLANDC diff --git a/defines.h.in b/defines.h.in index a5e8b69d6406..658faecc21fc 100644 --- a/defines.h.in +++ b/defines.h.in @@ -182,6 +182,7 @@ /* * Sizes of various buffers. */ +#if 0 /* old sizes for small memory machines #define CMDBUF_SIZE 512 /* Buffer for multichar commands */ #define UNGOT_SIZE 100 /* Max chars to unget() */ #define LINEBUF_SIZE 1024 /* Max size of line in input file */ @@ -191,6 +192,17 @@ #define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ #define TAGLINE_SIZE 512 /* Max size of line in tags file */ #define TABSTOP_MAX 32 /* Max number of custom tab stops */ +#else /* more reasonable sizes for modern machines */ +#define CMDBUF_SIZE 2048 /* Buffer for multichar commands */ +#define UNGOT_SIZE 200 /* Max chars to unget() */ +#define LINEBUF_SIZE 1024 /* Initial max size of line in input file */ +#define OUTBUF_SIZE 1024 /* Output buffer */ +#define PROMPT_SIZE 2048 /* Max size of prompt string */ +#define TERMBUF_SIZE 2048 /* Termcap buffer for tgetent */ +#define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ +#define TAGLINE_SIZE 1024 /* Max size of line in tags file */ +#define TABSTOP_MAX 128 /* Max number of custom tab stops */ +#endif /* Settings automatically determined by configure. */ diff --git a/defines.o2 b/defines.o2 index d71cf347eb94..578091d19673 100644 --- a/defines.o2 +++ b/defines.o2 @@ -166,6 +166,7 @@ /* * Sizes of various buffers. */ +#if 0 /* old sizes for small memory machines #define CMDBUF_SIZE 512 /* Buffer for multichar commands */ #define UNGOT_SIZE 100 /* Max chars to unget() */ #define LINEBUF_SIZE 1024 /* Max size of line in input file */ @@ -175,6 +176,17 @@ #define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ #define TAGLINE_SIZE 512 /* Max size of line in tags file */ #define TABSTOP_MAX 32 /* Max number of custom tab stops */ +#else /* more reasonable sizes for modern machines */ +#define CMDBUF_SIZE 2048 /* Buffer for multichar commands */ +#define UNGOT_SIZE 200 /* Max chars to unget() */ +#define LINEBUF_SIZE 1024 /* Initial max size of line in input file */ +#define OUTBUF_SIZE 1024 /* Output buffer */ +#define PROMPT_SIZE 2048 /* Max size of prompt string */ +#define TERMBUF_SIZE 2048 /* Termcap buffer for tgetent */ +#define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ +#define TAGLINE_SIZE 1024 /* Max size of line in tags file */ +#define TABSTOP_MAX 128 /* Max number of custom tab stops */ +#endif /* Define to `long' if <sys/types.h> doesn't define. */ /* #define off_t long */ diff --git a/defines.o9 b/defines.o9 index 0bb570ed725a..507ec198d224 100644 --- a/defines.o9 +++ b/defines.o9 @@ -173,6 +173,7 @@ /* * Sizes of various buffers. */ +#if 0 /* old sizes for small memory machines #define CMDBUF_SIZE 512 /* Buffer for multichar commands */ #define UNGOT_SIZE 100 /* Max chars to unget() */ #define LINEBUF_SIZE 1024 /* Max size of line in input file */ @@ -182,6 +183,17 @@ #define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ #define TAGLINE_SIZE 512 /* Max size of line in tags file */ #define TABSTOP_MAX 32 /* Max number of custom tab stops */ +#else /* more reasonable sizes for modern machines */ +#define CMDBUF_SIZE 2048 /* Buffer for multichar commands */ +#define UNGOT_SIZE 200 /* Max chars to unget() */ +#define LINEBUF_SIZE 1024 /* Initial max size of line in input file */ +#define OUTBUF_SIZE 1024 /* Output buffer */ +#define PROMPT_SIZE 2048 /* Max size of prompt string */ +#define TERMBUF_SIZE 2048 /* Termcap buffer for tgetent */ +#define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ +#define TAGLINE_SIZE 1024 /* Max size of line in tags file */ +#define TABSTOP_MAX 128 /* Max number of custom tab stops */ +#endif /* Define to `long' if <sys/types.h> doesn't define. */ #define off_t long diff --git a/defines.wn b/defines.wn index d9e02099f3f0..dd92261e821f 100644 --- a/defines.wn +++ b/defines.wn @@ -167,6 +167,7 @@ /* * Sizes of various buffers. */ +#if 0 /* old sizes for small memory machines #define CMDBUF_SIZE 512 /* Buffer for multichar commands */ #define UNGOT_SIZE 100 /* Max chars to unget() */ #define LINEBUF_SIZE 1024 /* Max size of line in input file */ @@ -176,6 +177,17 @@ #define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ #define TAGLINE_SIZE 512 /* Max size of line in tags file */ #define TABSTOP_MAX 32 /* Max number of custom tab stops */ +#else /* more reasonable sizes for modern machines */ +#define CMDBUF_SIZE 2048 /* Buffer for multichar commands */ +#define UNGOT_SIZE 200 /* Max chars to unget() */ +#define LINEBUF_SIZE 1024 /* Initial max size of line in input file */ +#define OUTBUF_SIZE 1024 /* Output buffer */ +#define PROMPT_SIZE 2048 /* Max size of prompt string */ +#define TERMBUF_SIZE 2048 /* Termcap buffer for tgetent */ +#define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */ +#define TAGLINE_SIZE 1024 /* Max size of line in tags file */ +#define TABSTOP_MAX 128 /* Max number of custom tab stops */ +#endif /* Define to `long' if <sys/types.h> doesn't define. */ /* #define off_t long */ @@ -437,63 +437,69 @@ LESS(1) LESS(1) appears in the LESS variable, it can be reset to its default value on the command line by beginning the command line option with "-+". - For options like -P or -D which take a following string, a dollar sign - ($) must be used to signal the end of the string. For example, to set - two -D options on MS-DOS, you must have a dollar sign between them, - like this: + Some options like -k or -D require a string to follow the option let- + ter. The string for that option is considered to end when a space, + tab, dash or dollar sign ($) is found. For example, to set two -D + options on MS-DOS, you can separate them with a dollar sign, like this: - LESS="-Dn9.1$-Ds4.1" + LESS="Dn9.1$Ds4.1" + or a space like this: + + LESS="Dn9.1 Ds4.1" + + Any character may be included literally in an option string by preced- + ing it with a backslash. -? or --help - This option displays a summary of the commands accepted by [4mless[0m - (the same as the h command). (Depending on how your shell - interprets the question mark, it may be necessary to quote the + This option displays a summary of the commands accepted by [4mless[0m + (the same as the h command). (Depending on how your shell + interprets the question mark, it may be necessary to quote the question mark, thus: "-\?".) -a or --search-skip-screen - By default, forward searches start at the top of the displayed - screen and backwards searches start at the bottom of the dis- - played screen (except for repeated searches invoked by the n or - N commands, which start after or before the "target" line + By default, forward searches start at the top of the displayed + screen and backwards searches start at the bottom of the dis- + played screen (except for repeated searches invoked by the n or + N commands, which start after or before the "target" line respectively; see the -j option for more about the target line). - The -a option causes forward searches to instead start at the - bottom of the screen and backward searches to start at the top + The -a option causes forward searches to instead start at the + bottom of the screen and backward searches to start at the top of the screen, thus skipping all lines displayed on the screen. -A or --SEARCH-SKIP-SCREEN - Causes all forward searches (not just non-repeated searches) to - start just after the target line, and all backward searches to - start just before the target line. Thus, forward searches will + Causes all forward searches (not just non-repeated searches) to + start just after the target line, and all backward searches to + start just before the target line. Thus, forward searches will skip part of the displayed screen (from the first line up to and - including the target line). Similarly backwards searches will + including the target line). Similarly backwards searches will skip the displayed screen from the last line up to and including the target line. This was the default behavior in less versions prior to 441. -b[4mn[24m or --buffers=[4mn[0m - Specifies the amount of buffer space [4mless[24m will use for each - file, in units of kilobytes (1024 bytes). By default 64K of - buffer space is used for each file (unless the file is a pipe; - see the -B option). The -b option specifies instead that [4mn[0m + Specifies the amount of buffer space [4mless[24m will use for each + file, in units of kilobytes (1024 bytes). By default 64K of + buffer space is used for each file (unless the file is a pipe; + see the -B option). The -b option specifies instead that [4mn[0m kilobytes of buffer space should be used for each file. If [4mn[24m is - -1, buffer space is unlimited; that is, the entire file can be + -1, buffer space is unlimited; that is, the entire file can be read into memory. -B or --auto-buffers By default, when data is read from a pipe, buffers are allocated automatically as needed. If a large amount of data is read from - the pipe, this can cause a large amount of memory to be allo- + the pipe, this can cause a large amount of memory to be allo- cated. The -B option disables this automatic allocation of buf- - fers for pipes, so that only 64K (or the amount of space speci- + fers for pipes, so that only 64K (or the amount of space speci- fied by the -b option) is used for the pipe. Warning: use of -B - can result in erroneous display, since only the most recently - viewed part of the piped data is kept in memory; any earlier + can result in erroneous display, since only the most recently + viewed part of the piped data is kept in memory; any earlier data is lost. -c or --clear-screen - Causes full screen repaints to be painted from the top line - down. By default, full screen repaints are done by scrolling + Causes full screen repaints to be painted from the top line + down. By default, full screen repaints are done by scrolling from the bottom of the screen. -C or --CLEAR-SCREEN @@ -501,24 +507,24 @@ LESS(1) LESS(1) -d or --dumb The -d option suppresses the error message normally displayed if - the terminal is dumb; that is, lacks some important capability, + the terminal is dumb; that is, lacks some important capability, such as the ability to clear the screen or scroll backward. The - -d option does not otherwise change the behavior of [4mless[24m on a + -d option does not otherwise change the behavior of [4mless[24m on a dumb terminal. -D[1mx[4m[22mcolor[24m or --color=[1mx[4m[22mcolor[0m [MS-DOS only] Sets the color of the text displayed. [1mx [22mis a sin- - gle character which selects the type of text whose color is - being set: n=normal, s=standout, d=bold, u=underlined, k=blink. - [4mcolor[24m is a pair of numbers separated by a period. The first - number selects the foreground color and the second selects the - background color of the text. A single number [4mN[24m is the same as + gle character which selects the type of text whose color is + being set: n=normal, s=standout, d=bold, u=underlined, k=blink. + [4mcolor[24m is a pair of numbers separated by a period. The first + number selects the foreground color and the second selects the + background color of the text. A single number [4mN[24m is the same as [4mN.M[24m, where [4mM[24m is the normal background color. -e or --quit-at-eof - Causes [4mless[24m to automatically exit the second time it reaches - end-of-file. By default, the only way to exit [4mless[24m is via the + Causes [4mless[24m to automatically exit the second time it reaches + end-of-file. By default, the only way to exit [4mless[24m is via the "q" command. -E or --QUIT-AT-EOF @@ -527,7 +533,7 @@ LESS(1) LESS(1) -f or --force Forces non-regular files to be opened. (A non-regular file is a - directory or a device special file.) Also suppresses the warn- + directory or a device special file.) Also suppresses the warn- ing message when a binary file is opened. By default, [4mless[24m will refuse to open non-regular files. Note that some operating sys- tems will not allow directories to be read, even if -f is set. @@ -537,236 +543,236 @@ LESS(1) LESS(1) played on the first screen. -g or --hilite-search - Normally, [4mless[24m will highlight ALL strings which match the last - search command. The -g option changes this behavior to high- - light only the particular string which was found by the last + Normally, [4mless[24m will highlight ALL strings which match the last + search command. The -g option changes this behavior to high- + light only the particular string which was found by the last search command. This can cause [4mless[24m to run somewhat faster than the default. -G or --HILITE-SEARCH - The -G option suppresses all highlighting of strings found by + The -G option suppresses all highlighting of strings found by search commands. -h[4mn[24m or --max-back-scroll=[4mn[0m - Specifies a maximum number of lines to scroll backward. If it + Specifies a maximum number of lines to scroll backward. If it is necessary to scroll backward more than [4mn[24m lines, the screen is repainted in a forward direction instead. (If the terminal does not have the ability to scroll backward, -h0 is implied.) -i or --ignore-case Causes searches to ignore case; that is, uppercase and lowercase - are considered identical. This option is ignored if any upper- - case letters appear in the search pattern; in other words, if a - pattern contains uppercase letters, then that search does not + are considered identical. This option is ignored if any upper- + case letters appear in the search pattern; in other words, if a + pattern contains uppercase letters, then that search does not ignore case. -I or --IGNORE-CASE - Like -i, but searches ignore case even if the pattern contains + Like -i, but searches ignore case even if the pattern contains uppercase letters. -j[4mn[24m or --jump-target=[4mn[0m - Specifies a line on the screen where the "target" line is to be - positioned. The target line is the line specified by any com- - mand to search for a pattern, jump to a line number, jump to a + Specifies a line on the screen where the "target" line is to be + positioned. The target line is the line specified by any com- + mand to search for a pattern, jump to a line number, jump to a file percentage or jump to a tag. The screen line may be speci- - fied by a number: the top line on the screen is 1, the next is + fied by a number: the top line on the screen is 1, the next is 2, and so on. The number may be negative to specify a line rel- ative to the bottom of the screen: the bottom line on the screen - is -1, the second to the bottom is -2, and so on. Alternately, - the screen line may be specified as a fraction of the height of - the screen, starting with a decimal point: .5 is in the middle - of the screen, .3 is three tenths down from the first line, and - so on. If the line is specified as a fraction, the actual line - number is recalculated if the terminal window is resized, so - that the target line remains at the specified fraction of the - screen height. If any form of the -j option is used, forward - searches begin at the line immediately after the target line, - and backward searches begin at the target line, unless changed - by -a or -A. For example, if "-j4" is used, the target line is - the fourth line on the screen, so forward searches begin at the + is -1, the second to the bottom is -2, and so on. Alternately, + the screen line may be specified as a fraction of the height of + the screen, starting with a decimal point: .5 is in the middle + of the screen, .3 is three tenths down from the first line, and + so on. If the line is specified as a fraction, the actual line + number is recalculated if the terminal window is resized, so + that the target line remains at the specified fraction of the + screen height. If any form of the -j option is used, forward + searches begin at the line immediately after the target line, + and backward searches begin at the target line, unless changed + by -a or -A. For example, if "-j4" is used, the target line is + the fourth line on the screen, so forward searches begin at the fifth line on the screen. -J or --status-column - Displays a status column at the left edge of the screen. The - status column shows the lines that matched the current search. - The status column is also used if the -w or -W option is in + Displays a status column at the left edge of the screen. The + status column shows the lines that matched the current search. + The status column is also used if the -w or -W option is in effect. -k[4mfilename[24m or --lesskey-file=[4mfilename[0m - Causes [4mless[24m to open and interpret the named file as a [4mlesskey[0m + Causes [4mless[24m to open and interpret the named file as a [4mlesskey[0m (1) file. Multiple -k options may be specified. If the LESSKEY - or LESSKEY_SYSTEM environment variable is set, or if a lesskey + or LESSKEY_SYSTEM environment variable is set, or if a lesskey file is found in a standard place (see KEY BINDINGS), it is also used as a [4mlesskey[24m file. -K or --quit-on-intr - Causes [4mless[24m to exit immediately (with status 2) when an inter- - rupt character (usually ^C) is typed. Normally, an interrupt + Causes [4mless[24m to exit immediately (with status 2) when an inter- + rupt character (usually ^C) is typed. Normally, an interrupt character causes [4mless[24m to stop whatever it is doing and return to - its command prompt. Note that use of this option makes it + its command prompt. Note that use of this option makes it impossible to return to the command prompt from the "F" command. -L or --no-lessopen - Ignore the LESSOPEN environment variable (see the INPUT PRE- - PROCESSOR section below). This option can be set from within - [4mless[24m, but it will apply only to files opened subsequently, not + Ignore the LESSOPEN environment variable (see the INPUT PRE- + PROCESSOR section below). This option can be set from within + [4mless[24m, but it will apply only to files opened subsequently, not to the file which is currently open. -m or --long-prompt - Causes [4mless[24m to prompt verbosely (like [4mmore[24m), with the percent + Causes [4mless[24m to prompt verbosely (like [4mmore[24m), with the percent into the file. By default, [4mless[24m prompts with a colon. -M or --LONG-PROMPT Causes [4mless[24m to prompt even more verbosely than [4mmore.[0m -n or --line-numbers - Suppresses line numbers. The default (to use line numbers) may - cause [4mless[24m to run more slowly in some cases, especially with a - very large input file. Suppressing line numbers with the -n - option will avoid this problem. Using line numbers means: the + Suppresses line numbers. The default (to use line numbers) may + cause [4mless[24m to run more slowly in some cases, especially with a + very large input file. Suppressing line numbers with the -n + option will avoid this problem. Using line numbers means: the line number will be displayed in the verbose prompt and in the = - command, and the v command will pass the current line number to - the editor (see also the discussion of LESSEDIT in PROMPTS + command, and the v command will pass the current line number to + the editor (see also the discussion of LESSEDIT in PROMPTS below). -N or --LINE-NUMBERS - Causes a line number to be displayed at the beginning of each + Causes a line number to be displayed at the beginning of each line in the display. -o[4mfilename[24m or --log-file=[4mfilename[0m - Causes [4mless[24m to copy its input to the named file as it is being + Causes [4mless[24m to copy its input to the named file as it is being viewed. This applies only when the input file is a pipe, not an - ordinary file. If the file already exists, [4mless[24m will ask for + ordinary file. If the file already exists, [4mless[24m will ask for confirmation before overwriting it. -O[4mfilename[24m or --LOG-FILE=[4mfilename[0m The -O option is like -o, but it will overwrite an existing file without asking for confirmation. - If no log file has been specified, the -o and -O options can be - used from within [4mless[24m to specify a log file. Without a file + If no log file has been specified, the -o and -O options can be + used from within [4mless[24m to specify a log file. Without a file name, they will simply report the name of the log file. The "s" command is equivalent to specifying -o from within [4mless.[0m -p[4mpattern[24m or --pattern=[4mpattern[0m - The -p option on the command line is equivalent to specifying - +/[4mpattern[24m; that is, it tells [4mless[24m to start at the first occur- + The -p option on the command line is equivalent to specifying + +/[4mpattern[24m; that is, it tells [4mless[24m to start at the first occur- rence of [4mpattern[24m in the file. -P[4mprompt[24m or --prompt=[4mprompt[0m - Provides a way to tailor the three prompt styles to your own + Provides a way to tailor the three prompt styles to your own preference. This option would normally be put in the LESS envi- ronment variable, rather than being typed in with each [4mless[24m com- mand. Such an option must either be the last option in the LESS - variable, or be terminated by a dollar sign. -Ps followed by a - string changes the default (short) prompt to that string. -Pm - changes the medium (-m) prompt. -PM changes the long (-M) - prompt. -Ph changes the prompt for the help screen. -P= - changes the message printed by the = command. -Pw changes the - message printed while waiting for data (in the F command). All - prompt strings consist of a sequence of letters and special + variable, or be terminated by a dollar sign. -Ps followed by a + string changes the default (short) prompt to that string. -Pm + changes the medium (-m) prompt. -PM changes the long (-M) + prompt. -Ph changes the prompt for the help screen. -P= + changes the message printed by the = command. -Pw changes the + message printed while waiting for data (in the F command). All + prompt strings consist of a sequence of letters and special escape sequences. See the section on PROMPTS for more details. -q or --quiet or --silent - Causes moderately "quiet" operation: the terminal bell is not + Causes moderately "quiet" operation: the terminal bell is not rung if an attempt is made to scroll past the end of the file or before the beginning of the file. If the terminal has a "visual - bell", it is used instead. The bell will be rung on certain - other errors, such as typing an invalid character. The default + bell", it is used instead. The bell will be rung on certain + other errors, such as typing an invalid character. The default is to ring the terminal bell in all such cases. -Q or --QUIET or --SILENT - Causes totally "quiet" operation: the terminal bell is never + Causes totally "quiet" operation: the terminal bell is never rung. -r or --raw-control-chars Causes "raw" control characters to be displayed. The default is - to display control characters using the caret notation; for + to display control characters using the caret notation; for example, a control-A (octal 001) is displayed as "^A". Warning: when the -r option is used, [4mless[24m cannot keep track of the actual - appearance of the screen (since this depends on how the screen + appearance of the screen (since this depends on how the screen responds to each type of control character). Thus, various dis- - play problems may result, such as long lines being split in the + play problems may result, such as long lines being split in the wrong place. -R or --RAW-CONTROL-CHARS - Like -r, but only ANSI "color" escape sequences are output in + Like -r, but only ANSI "color" escape sequences are output in "raw" form. Unlike -r, the screen appearance is maintained cor- rectly in most cases. ANSI "color" escape sequences are sequences of the form: ESC [ ... m - where the "..." is zero or more color specification characters - For the purpose of keeping track of screen appearance, ANSI - color escape sequences are assumed to not move the cursor. You - can make [4mless[24m think that characters other than "m" can end ANSI - color escape sequences by setting the environment variable + where the "..." is zero or more color specification characters + For the purpose of keeping track of screen appearance, ANSI + color escape sequences are assumed to not move the cursor. You + can make [4mless[24m think that characters other than "m" can end ANSI + color escape sequences by setting the environment variable LESSANSIENDCHARS to the list of characters which can end a color - escape sequence. And you can make [4mless[24m think that characters - other than the standard ones may appear between the ESC and the - m by setting the environment variable LESSANSIMIDCHARS to the + escape sequence. And you can make [4mless[24m think that characters + other than the standard ones may appear between the ESC and the + m by setting the environment variable LESSANSIMIDCHARS to the list of characters which can appear. -s or --squeeze-blank-lines - Causes consecutive blank lines to be squeezed into a single + Causes consecutive blank lines to be squeezed into a single blank line. This is useful when viewing [4mnroff[24m output. -S or --chop-long-lines - Causes lines longer than the screen width to be chopped (trun- + Causes lines longer than the screen width to be chopped (trun- cated) rather than wrapped. That is, the portion of a long line that does not fit in the screen width is not shown. The default - is to wrap long lines; that is, display the remainder on the + is to wrap long lines; that is, display the remainder on the next line. -t[4mtag[24m or --tag=[4mtag[0m The -t option, followed immediately by a TAG, will edit the file - containing that tag. For this to work, tag information must be - available; for example, there may be a file in the current + containing that tag. For this to work, tag information must be + available; for example, there may be a file in the current directory called "tags", which was previously built by [4mctags[24m (1) or an equivalent command. If the environment variable LESSGLOB- - ALTAGS is set, it is taken to be the name of a command compati- - ble with [4mglobal[24m (1), and that command is executed to find the + ALTAGS is set, it is taken to be the name of a command compati- + ble with [4mglobal[24m (1), and that command is executed to find the tag. (See http://www.gnu.org/software/global/global.html). The - -t option may also be specified from within [4mless[24m (using the - - command) as a way of examining a new file. The command ":t" is + -t option may also be specified from within [4mless[24m (using the - + command) as a way of examining a new file. The command ":t" is equivalent to specifying -t from within [4mless.[0m -T[4mtagsfile[24m or --tag-file=[4mtagsfile[0m Specifies a tags file to be used instead of "tags". -u or --underline-special - Causes backspaces and carriage returns to be treated as print- - able characters; that is, they are sent to the terminal when + Causes backspaces and carriage returns to be treated as print- + able characters; that is, they are sent to the terminal when they appear in the input. -U or --UNDERLINE-SPECIAL - Causes backspaces, tabs and carriage returns to be treated as - control characters; that is, they are handled as specified by + Causes backspaces, tabs and carriage returns to be treated as + control characters; that is, they are handled as specified by the -r option. - By default, if neither -u nor -U is given, backspaces which - appear adjacent to an underscore character are treated spe- - cially: the underlined text is displayed using the terminal's - hardware underlining capability. Also, backspaces which appear - between two identical characters are treated specially: the - overstruck text is printed using the terminal's hardware bold- - face capability. Other backspaces are deleted, along with the + By default, if neither -u nor -U is given, backspaces which + appear adjacent to an underscore character are treated spe- + cially: the underlined text is displayed using the terminal's + hardware underlining capability. Also, backspaces which appear + between two identical characters are treated specially: the + overstruck text is printed using the terminal's hardware bold- + face capability. Other backspaces are deleted, along with the preceding character. Carriage returns immediately followed by a - newline are deleted. Other carriage returns are handled as - specified by the -r option. Text which is overstruck or under- + newline are deleted. Other carriage returns are handled as + specified by the -r option. Text which is overstruck or under- lined can be searched for if neither -u nor -U is in effect. -V or --version Displays the version number of [4mless.[0m -w or --hilite-unread - Temporarily highlights the first "new" line after a forward + Temporarily highlights the first "new" line after a forward movement of a full page. The first "new" line is the line imme- - diately following the line previously at the bottom of the + diately following the line previously at the bottom of the screen. Also highlights the target line after a g or p command. - The highlight is removed at the next command which causes move- - ment. The entire line is highlighted, unless the -J option is + The highlight is removed at the next command which causes move- + ment. The entire line is highlighted, unless the -J option is in effect, in which case only the status column is highlighted. -W or --HILITE-UNREAD @@ -774,48 +780,48 @@ LESS(1) LESS(1) forward movement command larger than one line. -x[4mn[24m,... or --tabs=[4mn[24m,... - Sets tab stops. If only one [4mn[24m is specified, tab stops are set - at multiples of [4mn[24m. If multiple values separated by commas are - specified, tab stops are set at those positions, and then con- - tinue with the same spacing as the last two. For example, - [4m-x9,17[24m will set tabs at positions 9, 17, 25, 33, etc. The + Sets tab stops. If only one [4mn[24m is specified, tab stops are set + at multiples of [4mn[24m. If multiple values separated by commas are + specified, tab stops are set at those positions, and then con- + tinue with the same spacing as the last two. For example, + [4m-x9,17[24m will set tabs at positions 9, 17, 25, 33, etc. The default for [4mn[24m is 8. -X or --no-init Disables sending the termcap initialization and deinitialization - strings to the terminal. This is sometimes desirable if the - deinitialization string does something unnecessary, like clear- + strings to the terminal. This is sometimes desirable if the + deinitialization string does something unnecessary, like clear- ing the screen. -y[4mn[24m or --max-forw-scroll=[4mn[0m Specifies a maximum number of lines to scroll forward. If it is - necessary to scroll forward more than [4mn[24m lines, the screen is - repainted instead. The -c or -C option may be used to repaint - from the top of the screen if desired. By default, any forward + necessary to scroll forward more than [4mn[24m lines, the screen is + repainted instead. The -c or -C option may be used to repaint + from the top of the screen if desired. By default, any forward movement causes scrolling. -[z][4mn[24m or --window=[4mn[0m - Changes the default scrolling window size to [4mn[24m lines. The + Changes the default scrolling window size to [4mn[24m lines. The default is one screenful. The z and w commands can also be used - to change the window size. The "z" may be omitted for compati- + to change the window size. The "z" may be omitted for compati- bility with some versions of [4mmore.[24m If the number [4mn[24m is negative, - it indicates [4mn[24m lines less than the current screen size. For + it indicates [4mn[24m lines less than the current screen size. For example, if the screen is 24 lines, [4m-z-4[24m sets the scrolling win- - dow to 20 lines. If the screen is resized to 40 lines, the + dow to 20 lines. If the screen is resized to 40 lines, the scrolling window automatically changes to 36 lines. -[4m"cc[24m or --quotes=[4mcc[0m - Changes the filename quoting character. This may be necessary - if you are trying to name a file which contains both spaces and - quote characters. Followed by a single character, this changes - the quote character to that character. Filenames containing a + Changes the filename quoting character. This may be necessary + if you are trying to name a file which contains both spaces and + quote characters. Followed by a single character, this changes + the quote character to that character. Filenames containing a space should then be surrounded by that character rather than by - double quotes. Followed by two characters, changes the open - quote to the first character, and the close quote to the second + double quotes. Followed by two characters, changes the open + quote to the first character, and the close quote to the second character. Filenames containing a space should then be preceded - by the open quote character and followed by the close quote - character. Note that even after the quote characters are - changed, this option remains -" (a dash followed by a double + by the open quote character and followed by the close quote + character. Note that even after the quote characters are + changed, this option remains -" (a dash followed by a double quote). -~ or --tilde @@ -825,60 +831,60 @@ LESS(1) LESS(1) -# or --shift Specifies the default number of positions to scroll horizontally - in the RIGHTARROW and LEFTARROW commands. If the number speci- - fied is zero, it sets the default number of positions to one + in the RIGHTARROW and LEFTARROW commands. If the number speci- + fied is zero, it sets the default number of positions to one half of the screen width. Alternately, the number may be speci- - fied as a fraction of the width of the screen, starting with a - decimal point: .5 is half of the screen width, .3 is three - tenths of the screen width, and so on. If the number is speci- - fied as a fraction, the actual number of scroll positions is - recalculated if the terminal window is resized, so that the - actual scroll remains at the specified fraction of the screen + fied as a fraction of the width of the screen, starting with a + decimal point: .5 is half of the screen width, .3 is three + tenths of the screen width, and so on. If the number is speci- + fied as a fraction, the actual number of scroll positions is + recalculated if the terminal window is resized, so that the + actual scroll remains at the specified fraction of the screen width. --no-keypad - Disables sending the keypad initialization and deinitialization + Disables sending the keypad initialization and deinitialization strings to the terminal. This is sometimes useful if the keypad strings make the numeric keypad behave in an undesirable manner. --follow-name - Normally, if the input file is renamed while an F command is - executing, [4mless[24m will continue to display the contents of the - original file despite its name change. If --follow-name is + Normally, if the input file is renamed while an F command is + executing, [4mless[24m will continue to display the contents of the + original file despite its name change. If --follow-name is specified, during an F command [4mless[24m will periodically attempt to reopen the file by name. If the reopen succeeds and the file is - a different file from the original (which means that a new file - has been created with the same name as the original (now + a different file from the original (which means that a new file + has been created with the same name as the original (now renamed) file), [4mless[24m will display the contents of that new file. - -- A command line argument of "--" marks the end of option argu- - ments. Any arguments following this are interpreted as file- + -- A command line argument of "--" marks the end of option argu- + ments. Any arguments following this are interpreted as file- names. This can be useful when viewing a file whose name begins with a "-" or "+". - + If a command line option begins with [1m+[22m, the remainder of that - option is taken to be an initial command to [4mless.[24m For example, - +G tells [4mless[24m to start at the end of the file rather than the - beginning, and +/xyz tells it to start at the first occurrence - of "xyz" in the file. As a special case, +<number> acts like + + If a command line option begins with [1m+[22m, the remainder of that + option is taken to be an initial command to [4mless.[24m For example, + +G tells [4mless[24m to start at the end of the file rather than the + beginning, and +/xyz tells it to start at the first occurrence + of "xyz" in the file. As a special case, +<number> acts like +<number>g; that is, it starts the display at the specified line - number (however, see the caveat under the "g" command above). - If the option starts with ++, the initial command applies to - every file being viewed, not just the first one. The + command + number (however, see the caveat under the "g" command above). + If the option starts with ++, the initial command applies to + every file being viewed, not just the first one. The + command described previously may also be used to set (or change) an ini- tial command for every file. [1mLINE EDITING[0m - When entering command line at the bottom of the screen (for example, a + When entering command line at the bottom of the screen (for example, a filename for the :e command, or the pattern for a search command), cer- - tain keys can be used to manipulate the command line. Most commands - have an alternate form in [ brackets ] which can be used if a key does - not exist on a particular keyboard. (Note that the forms beginning - with ESC do not work in some MS-DOS and Windows systems because ESC is - the line erase character.) Any of these special keys may be entered - literally by preceding it with the "literal" character, either ^V or - ^A. A backslash itself may also be entered literally by entering two + tain keys can be used to manipulate the command line. Most commands + have an alternate form in [ brackets ] which can be used if a key does + not exist on a particular keyboard. (Note that the forms beginning + with ESC do not work in some MS-DOS and Windows systems because ESC is + the line erase character.) Any of these special keys may be entered + literally by preceding it with the "literal" character, either ^V or + ^A. A backslash itself may also be entered literally by entering two backslashes. LEFTARROW [ ESC-h ] @@ -888,7 +894,7 @@ LESS(1) LESS(1) Move the cursor one space to the right. ^LEFTARROW [ ESC-b or ESC-LEFTARROW ] - (That is, CONTROL and LEFTARROW simultaneously.) Move the cur- + (That is, CONTROL and LEFTARROW simultaneously.) Move the cur- sor one word to the left. ^RIGHTARROW [ ESC-w or ESC-RIGHTARROW ] @@ -902,48 +908,48 @@ LESS(1) LESS(1) Move the cursor to the end of the line. BACKSPACE - Delete the character to the left of the cursor, or cancel the + Delete the character to the left of the cursor, or cancel the command if the command line is empty. DELETE or [ ESC-x ] Delete the character under the cursor. ^BACKSPACE [ ESC-BACKSPACE ] - (That is, CONTROL and BACKSPACE simultaneously.) Delete the + (That is, CONTROL and BACKSPACE simultaneously.) Delete the word to the left of the cursor. ^DELETE [ ESC-X or ESC-DELETE ] - (That is, CONTROL and DELETE simultaneously.) Delete the word + (That is, CONTROL and DELETE simultaneously.) Delete the word under the cursor. UPARROW [ ESC-k ] - Retrieve the previous command line. If you first enter some - text and then press UPARROW, it will retrieve the previous com- + Retrieve the previous command line. If you first enter some + text and then press UPARROW, it will retrieve the previous com- mand which begins with that text. DOWNARROW [ ESC-j ] - Retrieve the next command line. If you first enter some text - and then press DOWNARROW, it will retrieve the next command + Retrieve the next command line. If you first enter some text + and then press DOWNARROW, it will retrieve the next command which begins with that text. - TAB Complete the partial filename to the left of the cursor. If it - matches more than one filename, the first match is entered into - the command line. Repeated TABs will cycle thru the other + TAB Complete the partial filename to the left of the cursor. If it + matches more than one filename, the first match is entered into + the command line. Repeated TABs will cycle thru the other matching filenames. If the completed filename is a directory, a - "/" is appended to the filename. (On MS-DOS systems, a "\" is - appended.) The environment variable LESSSEPARATOR can be used + "/" is appended to the filename. (On MS-DOS systems, a "\" is + appended.) The environment variable LESSSEPARATOR can be used to specify a different character to append to a directory name. BACKTAB [ ESC-TAB ] Like, TAB, but cycles in the reverse direction thru the matching filenames. - ^L Complete the partial filename to the left of the cursor. If it + ^L Complete the partial filename to the left of the cursor. If it matches more than one filename, all matches are entered into the command line (if they fit). ^U (Unix and OS/2) or ESC (MS-DOS) - Delete the entire command line, or cancel the command if the + Delete the entire command line, or cancel the command if the command line is empty. If you have changed your line-kill char- acter in Unix to something other than ^U, that character is used instead of ^U. @@ -952,72 +958,72 @@ LESS(1) LESS(1) [1mKEY BINDINGS[0m - You may define your own [4mless[24m commands by using the program [4mlesskey[24m (1) - to create a lesskey file. This file specifies a set of command keys - and an action associated with each key. You may also use [4mlesskey[24m to + You may define your own [4mless[24m commands by using the program [4mlesskey[24m (1) + to create a lesskey file. This file specifies a set of command keys + and an action associated with each key. You may also use [4mlesskey[24m to change the line-editing keys (see LINE EDITING), and to set environment - variables. If the environment variable LESSKEY is set, [4mless[24m uses that - as the name of the lesskey file. Otherwise, [4mless[24m looks in a standard - place for the lesskey file: On Unix systems, [4mless[24m looks for a lesskey - file called "$HOME/.less". On MS-DOS and Windows systems, [4mless[24m looks - for a lesskey file called "$HOME/_less", and if it is not found there, + variables. If the environment variable LESSKEY is set, [4mless[24m uses that + as the name of the lesskey file. Otherwise, [4mless[24m looks in a standard + place for the lesskey file: On Unix systems, [4mless[24m looks for a lesskey + file called "$HOME/.less". On MS-DOS and Windows systems, [4mless[24m looks + for a lesskey file called "$HOME/_less", and if it is not found there, then looks for a lesskey file called "_less" in any directory specified - in the PATH environment variable. On OS/2 systems, [4mless[24m looks for a - lesskey file called "$HOME/less.ini", and if it is not found, then - looks for a lesskey file called "less.ini" in any directory specified + in the PATH environment variable. On OS/2 systems, [4mless[24m looks for a + lesskey file called "$HOME/less.ini", and if it is not found, then + looks for a lesskey file called "less.ini" in any directory specified in the INIT environment variable, and if it not found there, then looks - for a lesskey file called "less.ini" in any directory specified in the - PATH environment variable. See the [4mlesskey[24m manual page for more + for a lesskey file called "less.ini" in any directory specified in the + PATH environment variable. See the [4mlesskey[24m manual page for more details. - A system-wide lesskey file may also be set up to provide key bindings. + A system-wide lesskey file may also be set up to provide key bindings. If a key is defined in both a local lesskey file and in the system-wide - file, key bindings in the local file take precedence over those in the - system-wide file. If the environment variable LESSKEY_SYSTEM is set, + file, key bindings in the local file take precedence over those in the + system-wide file. If the environment variable LESSKEY_SYSTEM is set, [4mless[24m uses that as the name of the system-wide lesskey file. Otherwise, - [4mless[24m looks in a standard place for the system-wide lesskey file: On - Unix systems, the system-wide lesskey file is /usr/local/etc/sysless. - (However, if [4mless[24m was built with a different sysconf directory than + [4mless[24m looks in a standard place for the system-wide lesskey file: On + Unix systems, the system-wide lesskey file is /usr/local/etc/sysless. + (However, if [4mless[24m was built with a different sysconf directory than /usr/local/etc, that directory is where the sysless file is found.) On - MS-DOS and Windows systems, the system-wide lesskey file is c:\_sys- + MS-DOS and Windows systems, the system-wide lesskey file is c:\_sys- less. On OS/2 systems, the system-wide lesskey file is c:\sysless.ini. [1mINPUT PREPROCESSOR[0m - You may define an "input preprocessor" for [4mless.[24m Before [4mless[24m opens a + You may define an "input preprocessor" for [4mless.[24m Before [4mless[24m opens a file, it first gives your input preprocessor a chance to modify the way - the contents of the file are displayed. An input preprocessor is sim- - ply an executable program (or shell script), which writes the contents + the contents of the file are displayed. An input preprocessor is sim- + ply an executable program (or shell script), which writes the contents of the file to a different file, called the replacement file. The con- - tents of the replacement file are then displayed in place of the con- - tents of the original file. However, it will appear to the user as if - the original file is opened; that is, [4mless[24m will display the original + tents of the replacement file are then displayed in place of the con- + tents of the original file. However, it will appear to the user as if + the original file is opened; that is, [4mless[24m will display the original filename as the name of the current file. - An input preprocessor receives one command line argument, the original - filename, as entered by the user. It should create the replacement - file, and when finished, print the name of the replacement file to its - standard output. If the input preprocessor does not output a replace- - ment filename, [4mless[24m uses the original file, as normal. The input pre- - processor is not called when viewing standard input. To set up an - input preprocessor, set the LESSOPEN environment variable to a command - line which will invoke your input preprocessor. This command line - should include one occurrence of the string "%s", which will be - replaced by the filename when the input preprocessor command is + An input preprocessor receives one command line argument, the original + filename, as entered by the user. It should create the replacement + file, and when finished, print the name of the replacement file to its + standard output. If the input preprocessor does not output a replace- + ment filename, [4mless[24m uses the original file, as normal. The input pre- + processor is not called when viewing standard input. To set up an + input preprocessor, set the LESSOPEN environment variable to a command + line which will invoke your input preprocessor. This command line + should include one occurrence of the string "%s", which will be + replaced by the filename when the input preprocessor command is invoked. When [4mless[24m closes a file opened in such a way, it will call another pro- - gram, called the input postprocessor, which may perform any desired - clean-up action (such as deleting the replacement file created by + gram, called the input postprocessor, which may perform any desired + clean-up action (such as deleting the replacement file created by LESSOPEN). This program receives two command line arguments, the orig- - inal filename as entered by the user, and the name of the replacement - file. To set up an input postprocessor, set the LESSCLOSE environment - variable to a command line which will invoke your input postprocessor. - It may include two occurrences of the string "%s"; the first is - replaced with the original name of the file and the second with the + inal filename as entered by the user, and the name of the replacement + file. To set up an input postprocessor, set the LESSCLOSE environment + variable to a command line which will invoke your input postprocessor. + It may include two occurrences of the string "%s"; the first is + replaced with the original name of the file and the second with the name of the replacement file, which was output by LESSOPEN. - For example, on many Unix systems, these two scripts will allow you to + For example, on many Unix systems, these two scripts will allow you to keep files in compressed format, but still let [4mless[24m view them directly: lessopen.sh: @@ -1036,25 +1042,25 @@ LESS(1) LESS(1) #! /bin/sh rm $2 - To use these scripts, put them both where they can be executed and set + To use these scripts, put them both where they can be executed and set LESSOPEN="lessopen.sh %s", and LESSCLOSE="lessclose.sh %s %s". More - complex LESSOPEN and LESSCLOSE scripts may be written to accept other + complex LESSOPEN and LESSCLOSE scripts may be written to accept other types of compressed files, and so on. - It is also possible to set up an input preprocessor to pipe the file - data directly to [4mless,[24m rather than putting the data into a replacement + It is also possible to set up an input preprocessor to pipe the file + data directly to [4mless,[24m rather than putting the data into a replacement file. This avoids the need to decompress the entire file before start- ing to view it. An input preprocessor that works this way is called an - input pipe. An input pipe, instead of writing the name of a replace- - ment file on its standard output, writes the entire contents of the - replacement file on its standard output. If the input pipe does not - write any characters on its standard output, then there is no replace- - ment file and [4mless[24m uses the original file, as normal. To use an input - pipe, make the first character in the LESSOPEN environment variable a - vertical bar (|) to signify that the input preprocessor is an input + input pipe. An input pipe, instead of writing the name of a replace- + ment file on its standard output, writes the entire contents of the + replacement file on its standard output. If the input pipe does not + write any characters on its standard output, then there is no replace- + ment file and [4mless[24m uses the original file, as normal. To use an input + pipe, make the first character in the LESSOPEN environment variable a + vertical bar (|) to signify that the input preprocessor is an input pipe. - For example, on many Unix systems, this script will work like the pre- + For example, on many Unix systems, this script will work like the pre- vious example scripts: lesspipe.sh: @@ -1069,30 +1075,30 @@ LESS(1) LESS(1) To use this script, put it where it can be executed and set LESSOPEN="|lesspipe.sh %s". - Note that a preprocessor cannot output an empty file, since that is - interpreted as meaning there is no replacement, and the original file + Note that a preprocessor cannot output an empty file, since that is + interpreted as meaning there is no replacement, and the original file is used. To avoid this, if LESSOPEN starts with two vertical bars, the - exit status of the script becomes meaningful. If the exit status is - zero, the output is considered to be replacement text, even if it - empty. If the exit status is nonzero, any output is ignored and the - original file is used. For compatibility with previous versions of + exit status of the script becomes meaningful. If the exit status is + zero, the output is considered to be replacement text, even if it + empty. If the exit status is nonzero, any output is ignored and the + original file is used. For compatibility with previous versions of [4mless,[24m if LESSOPEN starts with only one vertical bar, the exit status of the preprocessor is ignored. - When an input pipe is used, a LESSCLOSE postprocessor can be used, but + When an input pipe is used, a LESSCLOSE postprocessor can be used, but it is usually not necessary since there is no replacement file to clean - up. In this case, the replacement file name passed to the LESSCLOSE + up. In this case, the replacement file name passed to the LESSCLOSE postprocessor is "-". - For compatibility with previous versions of [4mless,[24m the input preproces- + For compatibility with previous versions of [4mless,[24m the input preproces- sor or pipe is not used if [4mless[24m is viewing standard input. However, if - the first character of LESSOPEN is a dash (-), the input preprocessor - is used on standard input as well as other files. In this case, the - dash is not considered to be part of the preprocessor command. If + the first character of LESSOPEN is a dash (-), the input preprocessor + is used on standard input as well as other files. In this case, the + dash is not considered to be part of the preprocessor command. If standard input is being viewed, the input preprocessor is passed a file - name consisting of a single dash. Similarly, if the first two charac- - ters of LESSOPEN are vertical bar and dash (|-) or two vertical bars - and a dash (||-), the input pipe is used on standard input as well as + name consisting of a single dash. Similarly, if the first two charac- + ters of LESSOPEN are vertical bar and dash (|-) or two vertical bars + and a dash (||-), the input pipe is used on standard input as well as other files. Again, in this case the dash is not considered to be part of the input pipe command. @@ -1104,25 +1110,25 @@ LESS(1) LESS(1) can be displayed directly to the screen. control characters - should not be displayed directly, but are expected to be found + should not be displayed directly, but are expected to be found in ordinary text files (such as backspace and tab). binary characters - should not be displayed directly and are not expected to be + should not be displayed directly and are not expected to be found in text files. A "character set" is simply a description of which characters are to be - considered normal, control, and binary. The LESSCHARSET environment - variable may be used to select a character set. Possible values for + considered normal, control, and binary. The LESSCHARSET environment + variable may be used to select a character set. Possible values for LESSCHARSET are: - ascii BS, TAB, NL, CR, and formfeed are control characters, all chars - with values between 32 and 126 are normal, and all others are + ascii BS, TAB, NL, CR, and formfeed are control characters, all chars + with values between 32 and 126 are normal, and all others are binary. iso8859 - Selects an ISO 8859 character set. This is the same as ASCII, - except characters between 160 and 255 are treated as normal + Selects an ISO 8859 character set. This is the same as ASCII, + except characters between 160 and 255 are treated as normal characters. latin1 Same as iso8859. @@ -1134,8 +1140,8 @@ LESS(1) LESS(1) ebcdic Selects an EBCDIC character set. IBM-1047 - Selects an EBCDIC character set used by OS/390 Unix Services. - This is the EBCDIC analogue of latin1. You get similar results + Selects an EBCDIC character set used by OS/390 Unix Services. + This is the EBCDIC analogue of latin1. You get similar results by setting either LESSCHARSET=IBM-1047 or LC_CTYPE=en_US in your environment. @@ -1143,29 +1149,29 @@ LESS(1) LESS(1) next Selects a character set appropriate for NeXT computers. - utf-8 Selects the UTF-8 encoding of the ISO 10646 character set. - UTF-8 is special in that it supports multi-byte characters in - the input file. It is the only character set that supports + utf-8 Selects the UTF-8 encoding of the ISO 10646 character set. + UTF-8 is special in that it supports multi-byte characters in + the input file. It is the only character set that supports multi-byte characters. windows - Selects a character set appropriate for Microsoft Windows (cp + Selects a character set appropriate for Microsoft Windows (cp 1251). - In rare cases, it may be desired to tailor [4mless[24m to use a character set - other than the ones definable by LESSCHARSET. In this case, the envi- + In rare cases, it may be desired to tailor [4mless[24m to use a character set + other than the ones definable by LESSCHARSET. In this case, the envi- ronment variable LESSCHARDEF can be used to define a character set. It should be set to a string where each character in the string represents - one character in the character set. The character "." is used for a - normal character, "c" for control, and "b" for binary. A decimal num- - ber may be used for repetition. For example, "bccc4b." would mean - character 0 is binary, 1, 2 and 3 are control, 4, 5, 6 and 7 are + one character in the character set. The character "." is used for a + normal character, "c" for control, and "b" for binary. A decimal num- + ber may be used for repetition. For example, "bccc4b." would mean + character 0 is binary, 1, 2 and 3 are control, 4, 5, 6 and 7 are binary, and 8 is normal. All characters after the last are taken to be - the same as the last, so characters 9 through 255 would be normal. - (This is an example, and does not necessarily represent any real char- + the same as the last, so characters 9 through 255 would be normal. + (This is an example, and does not necessarily represent any real char- acter set.) - This table shows the value of LESSCHARDEF which is equivalent to each + This table shows the value of LESSCHARDEF which is equivalent to each of the possible values for LESSCHARSET: ascii 8bcccbcc18b95.b @@ -1179,66 +1185,66 @@ LESS(1) LESS(1) latin1 8bcccbcc18b95.33b. next 8bcccbcc18b95.bb125.bb - If neither LESSCHARSET nor LESSCHARDEF is set, but any of the strings - "UTF-8", "UTF8", "utf-8" or "utf8" is found in the LC_ALL, LC_CTYPE or + If neither LESSCHARSET nor LESSCHARDEF is set, but any of the strings + "UTF-8", "UTF8", "utf-8" or "utf8" is found in the LC_ALL, LC_CTYPE or LANG environment variables, then the default character set is utf-8. - If that string is not found, but your system supports the [4msetlocale[0m - interface, [4mless[24m will use setlocale to determine the character set. - setlocale is controlled by setting the LANG or LC_CTYPE environment + If that string is not found, but your system supports the [4msetlocale[0m + interface, [4mless[24m will use setlocale to determine the character set. + setlocale is controlled by setting the LANG or LC_CTYPE environment variables. - Finally, if the [4msetlocale[24m interface is also not available, the default + Finally, if the [4msetlocale[24m interface is also not available, the default character set is latin1. - Control and binary characters are displayed in standout (reverse + Control and binary characters are displayed in standout (reverse video). Each such character is displayed in caret notation if possible - (e.g. ^A for control-A). Caret notation is used only if inverting the + (e.g. ^A for control-A). Caret notation is used only if inverting the 0100 bit results in a normal printable character. Otherwise, the char- - acter is displayed as a hex number in angle brackets. This format can - be changed by setting the LESSBINFMT environment variable. LESSBINFMT + acter is displayed as a hex number in angle brackets. This format can + be changed by setting the LESSBINFMT environment variable. LESSBINFMT may begin with a "*" and one character to select the display attribute: - "*k" is blinking, "*d" is bold, "*u" is underlined, "*s" is standout, - and "*n" is normal. If LESSBINFMT does not begin with a "*", normal - attribute is assumed. The remainder of LESSBINFMT is a string which - may include one printf-style escape sequence (a % followed by x, X, o, - d, etc.). For example, if LESSBINFMT is "*u[%x]", binary characters - are displayed in underlined hexadecimal surrounded by brackets. The - default if no LESSBINFMT is specified is "*s<%02X>". Warning: the - result of expanding the character via LESSBINFMT must be less than 31 + "*k" is blinking, "*d" is bold, "*u" is underlined, "*s" is standout, + and "*n" is normal. If LESSBINFMT does not begin with a "*", normal + attribute is assumed. The remainder of LESSBINFMT is a string which + may include one printf-style escape sequence (a % followed by x, X, o, + d, etc.). For example, if LESSBINFMT is "*u[%x]", binary characters + are displayed in underlined hexadecimal surrounded by brackets. The + default if no LESSBINFMT is specified is "*s<%02X>". Warning: the + result of expanding the character via LESSBINFMT must be less than 31 characters. When the character set is utf-8, the LESSUTFBINFMT environment variable acts similarly to LESSBINFMT but it applies to Unicode code points that - were successfully decoded but are unsuitable for display (e.g., unas- - signed code points). Its default value is "<U+%04lX>". Note that - LESSUTFBINFMT and LESSBINFMT share their display attribute setting - ("*x") so specifying one will affect both; LESSUTFBINFMT is read after - LESSBINFMT so its setting, if any, will have priority. Problematic - octets in a UTF-8 file (octets of a truncated sequence, octets of a - complete but non-shortest form sequence, illegal octets, and stray - trailing octets) are displayed individually using LESSBINFMT so as to + were successfully decoded but are unsuitable for display (e.g., unas- + signed code points). Its default value is "<U+%04lX>". Note that + LESSUTFBINFMT and LESSBINFMT share their display attribute setting + ("*x") so specifying one will affect both; LESSUTFBINFMT is read after + LESSBINFMT so its setting, if any, will have priority. Problematic + octets in a UTF-8 file (octets of a truncated sequence, octets of a + complete but non-shortest form sequence, illegal octets, and stray + trailing octets) are displayed individually using LESSBINFMT so as to facilitate diagnostic of how the UTF-8 file is ill-formed. [1mPROMPTS[0m - The -P option allows you to tailor the prompt to your preference. The - string given to the -P option replaces the specified prompt string. + The -P option allows you to tailor the prompt to your preference. The + string given to the -P option replaces the specified prompt string. Certain characters in the string are interpreted specially. The prompt - mechanism is rather complicated to provide flexibility, but the ordi- - nary user need not understand the details of constructing personalized + mechanism is rather complicated to provide flexibility, but the ordi- + nary user need not understand the details of constructing personalized prompt strings. - A percent sign followed by a single character is expanded according to + A percent sign followed by a single character is expanded according to what the following character is: - %b[4mX[24m Replaced by the byte offset into the current input file. The b + %b[4mX[24m Replaced by the byte offset into the current input file. The b is followed by a single character (shown as [4mX[24m above) which spec- - ifies the line whose byte offset is to be used. If the charac- - ter is a "t", the byte offset of the top line in the display is + ifies the line whose byte offset is to be used. If the charac- + ter is a "t", the byte offset of the top line in the display is used, an "m" means use the middle line, a "b" means use the bot- - tom line, a "B" means use the line just after the bottom line, - and a "j" means use the "target" line, as specified by the -j + tom line, a "B" means use the line just after the bottom line, + and a "j" means use the "target" line, as specified by the -j option. %B Replaced by the size of the current input file. @@ -1246,42 +1252,42 @@ LESS(1) LESS(1) %c Replaced by the column number of the text appearing in the first column of the screen. - %d[4mX[24m Replaced by the page number of a line in the input file. The + %d[4mX[24m Replaced by the page number of a line in the input file. The line to be used is determined by the [4mX[24m, as with the %b option. - %D Replaced by the number of pages in the input file, or equiva- + %D Replaced by the number of pages in the input file, or equiva- lently, the page number of the last line in the input file. - %E Replaced by the name of the editor (from the VISUAL environment - variable, or the EDITOR environment variable if VISUAL is not + %E Replaced by the name of the editor (from the VISUAL environment + variable, or the EDITOR environment variable if VISUAL is not defined). See the discussion of the LESSEDIT feature below. %f Replaced by the name of the current input file. - %F Replaced by the last component of the name of the current input + %F Replaced by the last component of the name of the current input file. - %i Replaced by the index of the current file in the list of input + %i Replaced by the index of the current file in the list of input files. - %l[4mX[24m Replaced by the line number of a line in the input file. The + %l[4mX[24m Replaced by the line number of a line in the input file. The line to be used is determined by the [4mX[24m, as with the %b option. %L Replaced by the line number of the last line in the input file. %m Replaced by the total number of input files. - %p[4mX[24m Replaced by the percent into the current input file, based on - byte offsets. The line used is determined by the [4mX[24m as with the + %p[4mX[24m Replaced by the percent into the current input file, based on + byte offsets. The line used is determined by the [4mX[24m as with the %b option. - %P[4mX[24m Replaced by the percent into the current input file, based on - line numbers. The line used is determined by the [4mX[24m as with the + %P[4mX[24m Replaced by the percent into the current input file, based on + line numbers. The line used is determined by the [4mX[24m as with the %b option. %s Same as %B. - %t Causes any trailing spaces to be removed. Usually used at the + %t Causes any trailing spaces to be removed. Usually used at the end of the string, but may appear anywhere. %x Replaced by the name of the next input file in the list. @@ -1289,15 +1295,15 @@ LESS(1) LESS(1) If any item is unknown (for example, the file size if input is a pipe), a question mark is printed instead. - The format of the prompt string can be changed depending on certain - conditions. A question mark followed by a single character acts like - an "IF": depending on the following character, a condition is evalu- - ated. If the condition is true, any characters following the question - mark and condition character, up to a period, are included in the - prompt. If the condition is false, such characters are not included. - A colon appearing between the question mark and the period can be used + The format of the prompt string can be changed depending on certain + conditions. A question mark followed by a single character acts like + an "IF": depending on the following character, a condition is evalu- + ated. If the condition is true, any characters following the question + mark and condition character, up to a period, are included in the + prompt. If the condition is false, such characters are not included. + A colon appearing between the question mark and the period can be used to establish an "ELSE": any characters between the colon and the period - are included in the string if and only if the IF condition is false. + are included in the string if and only if the IF condition is false. Condition characters (which follow a question mark) may be: ?a True if any characters have been included in the prompt so far. @@ -1312,7 +1318,7 @@ LESS(1) LESS(1) ?e True if at end-of-file. - ?f True if there is an input filename (that is, if input is not a + ?f True if there is an input filename (that is, if input is not a pipe). ?l[4mX[24m True if the line number of the specified line is known. @@ -1323,46 +1329,46 @@ LESS(1) LESS(1) ?n True if this is the first prompt in a new input file. - ?p[4mX[24m True if the percent into the current input file, based on byte + ?p[4mX[24m True if the percent into the current input file, based on byte offsets, of the specified line is known. - ?P[4mX[24m True if the percent into the current input file, based on line + ?P[4mX[24m True if the percent into the current input file, based on line numbers, of the specified line is known. ?s Same as "?B". - ?x True if there is a next input file (that is, if the current + ?x True if there is a next input file (that is, if the current input file is not the last one). - Any characters other than the special ones (question mark, colon, - period, percent, and backslash) become literally part of the prompt. - Any of the special characters may be included in the prompt literally + Any characters other than the special ones (question mark, colon, + period, percent, and backslash) become literally part of the prompt. + Any of the special characters may be included in the prompt literally by preceding it with a backslash. Some examples: ?f%f:Standard input. - This prompt prints the filename, if known; otherwise the string "Stan- + This prompt prints the filename, if known; otherwise the string "Stan- dard input". ?f%f .?ltLine %lt:?pt%pt\%:?btByte %bt:-... - This prompt would print the filename, if known. The filename is fol- - lowed by the line number, if known, otherwise the percent if known, - otherwise the byte offset if known. Otherwise, a dash is printed. - Notice how each question mark has a matching period, and how the % + This prompt would print the filename, if known. The filename is fol- + lowed by the line number, if known, otherwise the percent if known, + otherwise the byte offset if known. Otherwise, a dash is printed. + Notice how each question mark has a matching period, and how the % after the %pt is included literally by escaping it with a backslash. ?n?f%f .?m(file %i of %m) ..?e(END) ?x- Next\: %x..%t - This prints the filename if this is the first prompt in a file, fol- - lowed by the "file N of N" message if there is more than one input - file. Then, if we are at end-of-file, the string "(END)" is printed - followed by the name of the next file, if there is one. Finally, any + This prints the filename if this is the first prompt in a file, fol- + lowed by the "file N of N" message if there is more than one input + file. Then, if we are at end-of-file, the string "(END)" is printed + followed by the name of the next file, if there is one. Finally, any trailing spaces are truncated. This is the default prompt. For refer- - ence, here are the defaults for the other two prompts (-m and -M - respectively). Each is broken into two lines here for readability + ence, here are the defaults for the other two prompts (-m and -M + respectively). Each is broken into two lines here for readability only. ?n?f%f .?m(file %i of %m) ..?e(END) ?x- Next\: %x.: @@ -1376,22 +1382,22 @@ LESS(1) LESS(1) ?f%f .?m(file %i of %m) .?ltlines %lt-%lb?L/%L. . byte %bB?s/%s. ?e(END) :?pB%pB\%..%t - The prompt expansion features are also used for another purpose: if an - environment variable LESSEDIT is defined, it is used as the command to - be executed when the v command is invoked. The LESSEDIT string is - expanded in the same way as the prompt strings. The default value for + The prompt expansion features are also used for another purpose: if an + environment variable LESSEDIT is defined, it is used as the command to + be executed when the v command is invoked. The LESSEDIT string is + expanded in the same way as the prompt strings. The default value for LESSEDIT is: %E ?lm+%lm. %f Note that this expands to the editor name, followed by a + and the line - number, followed by the file name. If your editor does not accept the - "+linenumber" syntax, or has other differences in invocation syntax, + number, followed by the file name. If your editor does not accept the + "+linenumber" syntax, or has other differences in invocation syntax, the LESSEDIT variable can be changed to modify this default. [1mSECURITY[0m - When the environment variable LESSSECURE is set to 1, [4mless[24m runs in a + When the environment variable LESSSECURE is set to 1, [4mless[24m runs in a "secure" mode. This means these features are disabled: ! the shell command @@ -1417,54 +1423,54 @@ LESS(1) LESS(1) [1mCOMPATIBILITY WITH MORE[0m If the environment variable LESS_IS_MORE is set to 1, or if the program - is invoked via a file link named "more", [4mless[24m behaves (mostly) in con- - formance with the POSIX "more" command specification. In this mode, + is invoked via a file link named "more", [4mless[24m behaves (mostly) in con- + formance with the POSIX "more" command specification. In this mode, less behaves differently in these ways: - The -e option works differently. If the -e option is not set, [4mless[0m - behaves as if the -E option were set. If the -e option is set, [4mless[0m + The -e option works differently. If the -e option is not set, [4mless[0m + behaves as if the -E option were set. If the -e option is set, [4mless[0m behaves as if the -e and -F options were set. - The -m option works differently. If the -m option is not set, the - medium prompt is used, and it is prefixed with the string "--More--". + The -m option works differently. If the -m option is not set, the + medium prompt is used, and it is prefixed with the string "--More--". If the -m option is set, the short prompt is used. - The -n option acts like the -z option. The normal behavior of the -n + The -n option acts like the -z option. The normal behavior of the -n option is unavailable in this mode. - The parameter to the -p option is taken to be a [4mless[24m command rather + The parameter to the -p option is taken to be a [4mless[24m command rather than a search pattern. - The LESS environment variable is ignored, and the MORE environment + The LESS environment variable is ignored, and the MORE environment variable is used in its place. [1mENVIRONMENT VARIABLES[0m Environment variables may be specified either in the system environment - as usual, or in a [4mlesskey[24m (1) file. If environment variables are - defined in more than one place, variables defined in a local lesskey - file take precedence over variables defined in the system environment, + as usual, or in a [4mlesskey[24m (1) file. If environment variables are + defined in more than one place, variables defined in a local lesskey + file take precedence over variables defined in the system environment, which take precedence over variables defined in the system-wide lesskey file. COLUMNS Sets the number of columns on the screen. Takes precedence over - the number of columns specified by the TERM variable. (But if + the number of columns specified by the TERM variable. (But if you have a windowing system which supports TIOCGWINSZ or - WIOCGETD, the window system's idea of the screen size takes + WIOCGETD, the window system's idea of the screen size takes precedence over the LINES and COLUMNS environment variables.) EDITOR The name of the editor (used for the v command). - HOME Name of the user's home directory (used to find a lesskey file + HOME Name of the user's home directory (used to find a lesskey file on Unix and OS/2 systems). HOMEDRIVE, HOMEPATH - Concatenation of the HOMEDRIVE and HOMEPATH environment vari- + Concatenation of the HOMEDRIVE and HOMEPATH environment vari- ables is the name of the user's home directory if the HOME vari- able is not set (only in the Windows version). - INIT Name of the user's init directory (used to find a lesskey file + INIT Name of the user's init directory (used to find a lesskey file on OS/2 systems). LANG Language for determining the character set. @@ -1475,12 +1481,12 @@ LESS(1) LESS(1) LESS Options which are passed to [4mless[24m automatically. LESSANSIENDCHARS - Characters which may end an ANSI color escape sequence (default + Characters which may end an ANSI color escape sequence (default "m"). LESSANSIMIDCHARS - Characters which may appear between the ESC character and the - end character in an ANSI color escape sequence (default + Characters which may appear between the ESC character and the + end character in an ANSI color escape sequence (default "0123456789;[?!"'#%()*+ ". LESSBINFMT @@ -1497,24 +1503,24 @@ LESS(1) LESS(1) LESSECHO Name of the lessecho program (default "lessecho"). The lessecho - program is needed to expand metacharacters, such as * and ?, in + program is needed to expand metacharacters, such as * and ?, in filenames on Unix systems. LESSEDIT - Editor prototype string (used for the v command). See discus- + Editor prototype string (used for the v command). See discus- sion under PROMPTS. LESSGLOBALTAGS - Name of the command used by the -t option to find global tags. + Name of the command used by the -t option to find global tags. Normally should be set to "global" if your system has the [4mglobal[0m (1) command. If not set, global tags are not used. LESSHISTFILE - Name of the history file used to remember search commands and - shell commands between invocations of [4mless.[24m If set to "-" or - "/dev/null", a history file is not used. The default is - "$HOME/.lesshst" on Unix systems, "$HOME/_lesshst" on DOS and - Windows systems, or "$HOME/lesshst.ini" or "$INIT/lesshst.ini" + Name of the history file used to remember search commands and + shell commands between invocations of [4mless.[24m If set to "-" or + "/dev/null", a history file is not used. The default is + "$HOME/.lesshst" on Unix systems, "$HOME/_lesshst" on DOS and + Windows systems, or "$HOME/lesshst.ini" or "$INIT/lesshst.ini" on OS/2 systems. LESSHISTSIZE @@ -1528,13 +1534,13 @@ LESS(1) LESS(1) Name of the default system-wide lesskey(1) file. LESSMETACHARS - List of characters which are considered "metacharacters" by the + List of characters which are considered "metacharacters" by the shell. LESSMETAESCAPE - Prefix which less will add before each metacharacter in a com- - mand sent to the shell. If LESSMETAESCAPE is an empty string, - commands containing metacharacters will not be passed to the + Prefix which less will add before each metacharacter in a com- + mand sent to the shell. If LESSMETAESCAPE is an empty string, + commands containing metacharacters will not be passed to the shell. LESSOPEN @@ -1544,7 +1550,7 @@ LESS(1) LESS(1) Runs less in "secure" mode. See discussion under SECURITY. LESSSEPARATOR - String to be appended to a directory name in filename comple- + String to be appended to a directory name in filename comple- tion. LESSUTFBINFMT @@ -1553,19 +1559,19 @@ LESS(1) LESS(1) LESS_IS_MORE Emulate the [4mmore[24m (1) command. - LINES Sets the number of lines on the screen. Takes precedence over + LINES Sets the number of lines on the screen. Takes precedence over the number of lines specified by the TERM variable. (But if you - have a windowing system which supports TIOCGWINSZ or WIOCGETD, - the window system's idea of the screen size takes precedence + have a windowing system which supports TIOCGWINSZ or WIOCGETD, + the window system's idea of the screen size takes precedence over the LINES and COLUMNS environment variables.) - MORE Options which are passed to [4mless[24m automatically when running in + MORE Options which are passed to [4mless[24m automatically when running in [4mmore[24m compatible mode. - PATH User's search path (used to find a lesskey file on MS-DOS and + PATH User's search path (used to find a lesskey file on MS-DOS and OS/2 systems). - SHELL The shell used to execute the ! command, as well as to expand + SHELL The shell used to execute the ! command, as well as to expand filenames. TERM The type of terminal on which [4mless[24m is being run. @@ -1580,25 +1586,25 @@ LESS(1) LESS(1) [1mCOPYRIGHT[0m Copyright (C) 1984-2012 Mark Nudelman - less is part of the GNU project and is free software. You can redis- - tribute it and/or modify it under the terms of either (1) the GNU Gen- - eral Public License as published by the Free Software Foundation; or + less is part of the GNU project and is free software. You can redis- + tribute it and/or modify it under the terms of either (1) the GNU Gen- + eral Public License as published by the Free Software Foundation; or (2) the Less License. See the file README in the less distribution for more details regarding redistribution. You should have received a copy - of the GNU General Public License along with the source for less; see - the file COPYING. If not, write to the Free Software Foundation, 59 - Temple Place, Suite 330, Boston, MA 02111-1307, USA. You should also + of the GNU General Public License along with the source for less; see + the file COPYING. If not, write to the Free Software Foundation, 59 + Temple Place, Suite 330, Boston, MA 02111-1307, USA. You should also have received a copy of the Less License; see the file LICENSE. less is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FIT- - NESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + WARRANTY; without even the implied warranty of MERCHANTABILITY or FIT- + NESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. [1mAUTHOR[0m - Mark Nudelman <bug-less@gnu.org> - Send bug reports or comments to bug-less@gnu.org. + Mark Nudelman + Send bug reports or comments to <bug-less@gnu.org> See http://www.greenwoodsoftware.com/less/bugs.html for the latest list of known bugs in less. For more information, see the less homepage at @@ -1606,4 +1612,4 @@ LESS(1) LESS(1) - Version 451: 21 Jul 2012 LESS(1) + Version 453: 27 Oct 2012 LESS(1) @@ -1,4 +1,4 @@ -.TH LESS 1 "Version 451: 21 Jul 2012" +.TH LESS 1 "Version 453: 27 Oct 2012" .SH NAME less \- opposite of more .SH SYNOPSIS @@ -455,13 +455,20 @@ If an option appears in the LESS variable, it can be reset to its default value on the command line by beginning the command line option with "\-+". .sp -For options like \-P or \-D which take a following string, -a dollar sign ($) must be used to signal the end of the string. -For example, to set two \-D options on MS-DOS, you must have -a dollar sign between them, like this: +Some options like \-k or \-D require a string to follow the option letter. +The string for that option is considered to end when a space, tab, +dash or dollar sign ($) is found. +For example, to set two \-D options on MS-DOS, +you can separate them with a dollar sign, like this: .sp -LESS="-Dn9.1$-Ds4.1" +LESS="Dn9.1$Ds4.1" .sp +or a space like this: +.sp +LESS="Dn9.1 Ds4.1" +.sp +Any character may be included literally in an option string +by preceding it with a backslash. .IP "\-? or \-\-help" This option displays a summary of the commands accepted by .I less @@ -1739,9 +1746,9 @@ See the GNU General Public License for more details. .SH AUTHOR .PP -Mark Nudelman <bug-less@gnu.org> +Mark Nudelman .br -Send bug reports or comments to bug-less@gnu.org. +Send bug reports or comments to <bug-less@gnu.org> .br See http://www.greenwoodsoftware.com/less/bugs.html for the latest list of known bugs in less. .br diff --git a/lessecho.man b/lessecho.man index 8dda5ab9284d..89537a5f505e 100644 --- a/lessecho.man +++ b/lessecho.man @@ -51,4 +51,4 @@ LESSECHO(1) LESSECHO(1) - Version 451: 21 Jul 2012 LESSECHO(1) + Version 453: 27 Oct 2012 LESSECHO(1) diff --git a/lessecho.nro b/lessecho.nro index 0e6269806f72..62a64f89cb5c 100644 --- a/lessecho.nro +++ b/lessecho.nro @@ -1,4 +1,4 @@ -.TH LESSECHO 1 "Version 451: 21 Jul 2012" +.TH LESSECHO 1 "Version 453: 27 Oct 2012" .SH NAME lessecho \- expand metacharacters .SH SYNOPSIS diff --git a/lesskey.man b/lesskey.man index 968ee1b5d047..777cf0aa16d4 100644 --- a/lesskey.man +++ b/lesskey.man @@ -353,4 +353,4 @@ LESSKEY(1) LESSKEY(1) - Version 451: 21 Jul 2012 LESSKEY(1) + Version 453: 27 Oct 2012 LESSKEY(1) diff --git a/lesskey.nro b/lesskey.nro index 4b6f2f4fb3a6..090e032d21d5 100644 --- a/lesskey.nro +++ b/lesskey.nro @@ -1,4 +1,4 @@ -.TH LESSKEY 1 "Version 451: 21 Jul 2012" +.TH LESSKEY 1 "Version 453: 27 Oct 2012" .SH NAME lesskey \- specify key bindings for less .SH SYNOPSIS @@ -146,10 +146,13 @@ scan_option(s) */ plusoption = TRUE; s = optstring(s, &str, propt('+'), NULL); + if (s == NULL) + return; if (*str == '+') every_first_cmd = save(++str); else ungetsc(str); + free(str); continue; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': @@ -202,7 +205,7 @@ scan_option(s) parg.p_string = printopt; error("The %s option should not be followed by =", &parg); - quit(QUIT_ERROR); + return; } s++; } else @@ -223,7 +226,7 @@ scan_option(s) else error("There is no %s option (\"less --help\" for help)", &parg); - quit(QUIT_ERROR); + return; } str = NULL; @@ -260,6 +263,8 @@ scan_option(s) while (*s == ' ') s++; s = optstring(s, &str, printopt, o->odesc[1]); + if (s == NULL) + return; break; case NUMBER: if (*s == '\0') @@ -275,6 +280,8 @@ scan_option(s) */ if (o->ofunc != NULL) (*o->ofunc)(INIT, str); + if (str != NULL) + free(str); } } @@ -558,35 +565,34 @@ optstring(s, p_str, printopt, validchars) char *validchars; { register char *p; + register char *out; if (*s == '\0') { nostring(printopt); - quit(QUIT_ERROR); + return (NULL); } - *p_str = s; + /* Alloc could be more than needed, but not worth trimming. */ + *p_str = (char *) ecalloc(strlen(s)+1, sizeof(char)); + out = *p_str; + for (p = s; *p != '\0'; p++) { - if (*p == END_OPTION_STRING || - (validchars != NULL && strchr(validchars, *p) == NULL)) + if (*p == '\\' && p[1] != '\0') { - switch (*p) - { - case END_OPTION_STRING: - case ' ': case '\t': case '-': - /* Replace the char with a null to terminate string. */ - *p++ = '\0'; - break; - default: - /* Cannot replace char; make a copy of the string. */ - *p_str = (char *) ecalloc(p-s+1, sizeof(char)); - strncpy(*p_str, s, p-s); - (*p_str)[p-s] = '\0'; + /* Take next char literally. */ + ++p; + } else + { + if (*p == END_OPTION_STRING || + *p == ' ' || *p == '\t' || *p == '-' || + (validchars != NULL && strchr(validchars, *p) == NULL)) + /* End of option string. */ break; - } - break; } + *out++ = *p; } + *out = '\0'; return (p); } @@ -609,8 +615,6 @@ num_error(printopt, errp) parg.p_string = printopt; error("Number is required after %s", &parg); } - quit(QUIT_ERROR); - /* NOTREACHED */ return (-1); } @@ -278,8 +278,13 @@ flush() */ if (p[-2] == '[') { +#if MSDOS_COMPILER==WIN32C + fg |= FOREGROUND_INTENSITY; + bg |= BACKGROUND_INTENSITY; +#else fg = bo_fg_color; bg = bo_bg_color; +#endif } else fg |= 8; } else if (at & 2) diff --git a/position.c b/position.c index 95183073d4c4..b655f077e3d8 100644 --- a/position.c +++ b/position.c @@ -162,7 +162,7 @@ empty_lines(s, e) register int i; for (i = s; i <= e; i++) - if (table[i] != NULL_POSITION) + if (table[i] != NULL_POSITION && table[i] != 0) return (0); return (1); } @@ -801,7 +801,7 @@ scrsize() else if ((n = ltgetnum("li")) > 0) sc_height = n; #endif - else + if (sc_height <= 0) sc_height = DEF_SC_HEIGHT; if (sys_width > 0) @@ -812,7 +812,7 @@ scrsize() else if ((n = ltgetnum("co")) > 0) sc_width = n; #endif - else + if (sc_width <= 0) sc_width = DEF_SC_WIDTH; } diff --git a/version.c b/version.c index 926e84067aed..afe3bd02b9d9 100644 --- a/version.c +++ b/version.c @@ -753,6 +753,10 @@ v448 6/15/12 Print name of regex library in version message. v449 6/23/12 Allow config option --with-regex=none. v450 7/4/12 Fix EOF bug with ESC-F. v451 7/20/12 Fix typo. +----------------------------------------------------------------- +v452 10/19/12 Fix --with-regex=none, fix "stty 0", fix Win32. + Don't quit if errors in cmd line options. +v453 10/27/12 Increase buffer sizes. */ -char version[] = "451"; +char version[] = "453"; |