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Diffstat (limited to 'contrib/libstdc++/configure.host')
| -rw-r--r-- | contrib/libstdc++/configure.host | 312 |
1 files changed, 0 insertions, 312 deletions
diff --git a/contrib/libstdc++/configure.host b/contrib/libstdc++/configure.host deleted file mode 100644 index 441eb4cab371..000000000000 --- a/contrib/libstdc++/configure.host +++ /dev/null @@ -1,312 +0,0 @@ -# configure.host -# -# This shell script handles all host based configuration for libstdc++. -# It sets various shell variables based on the the host and the -# configuration options. You can modify this shell script without needing -# to rerun autoconf/aclocal/etc. This file is "sourced" not executed. -# -# You should read docs/html/17_intro/porting.* to make sense of this file. -# -# -# It uses the following shell variables as set by config.guess: -# host The configuration host (full CPU-vendor-OS triplet) -# host_cpu The configuration host CPU -# host_os The configuration host OS -# -# -# It sets the following shell variables: -# -# cpu_include_dir CPU-specific directory, defaults to cpu/generic -# if cpu/host_cpu doesn't exist. This is not used -# directly, but sets the default for others. -# -# os_include_dir OS-specific directory, defaults to os/generic. -# -# c_model the "C" header model, defaults to c_std. -# -# c_compatibility if "C" compatibility headers are necessary, -# defaults to no. -# -# abi_baseline_pair directory name for ABI compat testing, -# defaults to host_cpu-host_os (as per config.guess) -# -# abi_tweaks_dir location of cxxabi_tweaks.h, -# defaults to cpu_include_dir -# -# atomicity_dir location of atomicity.h, -# defaults to cpu_include_dir -# -# atomic_word_dir location of atomic_word.h -# defaults to generic. -# -# cpu_defines_dir location of cpu_defines.h -# defaults to generic. -# -# It possibly modifies the following variables: -# -# OPT_LDFLAGS extra flags to pass when linking the library, of -# the form '-Wl,blah' -# (defaults to empty in acinclude.m4) -# -# port_specific_symbol_files -# whitespace-seperated list of files containing -# additional symbols to export from the shared -# library, when symbol versioning is in use -# -# -# If the defaults will not work for your platform, you need only change the -# variables that won't work, i.e., you do not need to explicitly set a -# working variable to its default. Most hosts only need to change the two -# *_include_dir variables. - - -# DEFAULTS -# Try to guess a default cpu_include_dir based on the name of the CPU. We -# cannot do this for os_include_dir; there are too many portable operating -# systems out there. :-) -c_model=c_std -c_compatibility=no -atomic_word_dir=cpu/generic -atomicity_dir="cpu/generic" -cpu_defines_dir="cpu/generic" -try_cpu=generic -abi_tweaks_dir="cpu/generic" - -# HOST-SPECIFIC OVERRIDES -# Set any CPU-dependent bits. - -# Provide a way to funnel exotic flavors and prefixed/postfixed chip -# variants into the established source config/cpu/* sub-directories. -# THIS TABLE IS SORTED. KEEP IT THAT WAY. -case "${host_cpu}" in - alpha*) - try_cpu=alpha - ;; - arm* | xscale | ep9312) - try_cpu=arm - ;; - i[567]86 | x86_64) - try_cpu=i486 - ;; - hppa*) - try_cpu=hppa - ;; - mips*) - try_cpu=mips - ;; - m680[246]0) - try_cpu=m68k - ;; - powerpc* | rs6000) - try_cpu=powerpc - ;; - sparc* | ultrasparc) - try_cpu=sparc - ;; - *) - if test -d ${glibcxx_srcdir}/config/cpu/${host_cpu}; then - try_cpu=${host_cpu} - fi -esac - - -# Now look for the file(s) usually tied to a CPU model, and make -# default choices for those if they haven't been explicitly set -# already. -cpu_include_dir=cpu/${try_cpu} - - -# Set specific CPU overrides for cpu_defines_dir. Most can just use generic. -# THIS TABLE IS SORTED. KEEP IT THAT WAY. -case "${host_cpu}" in - powerpc* | rs6000) - cpu_defines_dir=cpu/powerpc - ;; -esac - - -# Set specific CPU overrides for atomic_word_dir. Most can just use generic. -# THIS TABLE IS SORTED. KEEP IT THAT WAY. -case "${host_cpu}" in - alpha*) - atomic_word_dir=cpu/alpha - ;; - cris*) - atomic_word_dir=cpu/cris - ;; - ia64) - atomic_word_dir=cpu/ia64 - ;; - powerpc* | rs6000) - atomic_word_dir=cpu/powerpc - ;; - sparc* | ultrasparc) - atomic_word_dir=cpu/sparc - ;; -esac - - -# Set specific CPU overrides for atomicity_dir. -# This can be over-ridden in GLIBCXX_ENABLE_ATOMIC_BUILTINS. -# THIS TABLE IS SORTED. KEEP IT THAT WAY. -if test -f ${glibcxx_srcdir}/config/${cpu_include_dir}/atomicity.h ; then - atomicity_dir=$cpu_include_dir -fi - - -if test -f ${glibcxx_srcdir}/config/${cpu_include_dir}/cxxabi_tweaks.h ; then - abi_tweaks_dir=$cpu_include_dir -fi - - -# Set any OS-dependent bits. -# Set the os_include_dir. -# Set c_model, c_compatibility here. -# If atomic ops and/or numeric limits are OS-specific rather than -# CPU-specifc, set those here too. -# THIS TABLE IS SORTED. KEEP IT THAT WAY. -case "${host_os}" in - aix4.[3456789]* | aix[56789]*) - # We set os_include_dir to os/aix only on AIX 4.3 and newer, but - # os/aix/atomicity.h works on earlier versions of AIX 4.*, so we - # explicitly duplicate the directory for 4.[<3]. - os_include_dir="os/aix" - atomicity_dir="os/aix" - atomic_word_dir="os/aix" - OPT_LDFLAGS="-Wl,-G" - ;; - aix4.*) - os_include_dir="os/generic" - atomicity_dir="os/aix" - atomic_word_dir="os/aix" - ;; - aix*) - os_include_dir="os/generic" - atomicity_dir="cpu/generic" - ;; - bsd*) - # Plain BSD attempts to share FreeBSD files. - os_include_dir="os/bsd/freebsd" - ;; - cygwin*) - os_include_dir="os/newlib" - ;; - darwin | darwin[1-7] | darwin[1-7].*) - # On Darwin, performance is improved if libstdc++ is single-module. - # Up to at least 10.3.7, -flat_namespace is required for proper - # treatment of coalesced symbols. - OPT_LDFLAGS="${OPT_LDFLAGS} -Wl,-single_module -Wl,-flat_namespace" - os_include_dir="os/bsd/darwin" - ;; - darwin[89] | darwin[89].* | darwin[1-9][0-9]* ) - # On Darwin, performance is improved if libstdc++ is single-module, - # and on 8+ compatibility is better if not -flat_namespace. - OPT_LDFLAGS="${OPT_LDFLAGS} -Wl,-single_module" - os_include_dir="os/bsd/darwin" - ;; - *djgpp*) # leading * picks up "msdosdjgpp" - os_include_dir="os/djgpp" - ;; - freebsd*) - os_include_dir="os/bsd/freebsd" - ;; - gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu) - if [ "$uclibc" = "yes" ]; then - os_include_dir="os/uclibc" - else - os_include_dir="os/gnu-linux" - fi - ;; - hpux*) - os_include_dir="os/hpux" - ;; - irix[1-6] | irix[1-5].* | irix6.[0-4]*) - # This is known to work on at least IRIX 5.2 and 6.3. - os_include_dir="os/irix/irix5.2" - atomicity_dir=os/irix - atomic_word_dir=os/irix - ;; - irix6.5*) - os_include_dir="os/irix/irix6.5" - atomicity_dir=os/irix - atomic_word_dir=os/irix - ;; - mingw32*) - os_include_dir="os/mingw32" - ;; - netbsd*) - os_include_dir="os/bsd/netbsd" - ;; - qnx6.[12]*) - os_include_dir="os/qnx/qnx6.1" - c_model=c - ;; - solaris2) - # This too-vague configuration does not provide enough information - # to select a ctype include, and thus os_include_dir is a crap shoot. - echo "Please specify the full version of Solaris, ie. solaris2.9 " 1>&2 - exit 1 - ;; - solaris2.5 | solaris2.5.[0-9]) - os_include_dir="os/solaris/solaris2.5" - ;; - solaris2.6) - os_include_dir="os/solaris/solaris2.6" - ;; - solaris2.[789] | solaris2.1[0-9]) - os_include_dir="os/solaris/solaris2.7" - ;; - tpf) - os_include_dir="os/tpf" - ;; - vxworks) - os_include_dir="os/vxworks" - ;; - windiss*) - os_include_dir="os/windiss" - ;; - *) - os_include_dir="os/generic" - ;; -esac - - -# Set any OS-dependent and CPU-dependent bits. -# THIS TABLE IS SORTED. KEEP IT THAT WAY. -case "${host}" in - *-*-linux*) - case "${host_cpu}" in - i[567]86) - abi_baseline_pair=i486-linux-gnu - ;; - powerpc64) - abi_baseline_pair=powerpc64-linux-gnu - ;; - s390) - abi_baseline_pair=s390-linux-gnu - ;; - s390x) - abi_baseline_pair=s390x-linux-gnu - ;; - x86_64) - abi_baseline_pair=x86_64-linux-gnu - ;; - *) - if test -d ${glibcxx_srcdir}/config/abi/post/${try_cpu}-linux-gnu; then - abi_baseline_pair=${try_cpu}-linux-gnu - fi - esac - ;; - mips*-*-*) - case "${host_os}" in - gnu* | linux* | irix*) - ;; - *) - atomicity_dir="cpu/generic" - ;; - esac - ;; - powerpc*-*-darwin*) - port_specific_symbol_files="\$(srcdir)/../config/os/bsd/darwin/ppc-extra.ver" - ;; -esac |