Imported Upstream version 1.4.13+git200906171200
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362 changed files with 34110 additions and 10773 deletions
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@ -1,5 +1,5 @@
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# lib-prefix.m4 serial 5 (gettext-0.15)
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dnl Copyright (C) 2001-2005 Free Software Foundation, Inc.
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# lib-prefix.m4 serial 7 (gettext-0.18)
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dnl Copyright (C) 2001-2005, 2008-2009 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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@ -153,33 +153,72 @@ AC_DEFUN([AC_LIB_WITH_FINAL_PREFIX],
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prefix="$acl_save_prefix"
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])
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dnl AC_LIB_PREPARE_MULTILIB creates a variable acl_libdirstem, containing
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dnl the basename of the libdir, either "lib" or "lib64".
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dnl AC_LIB_PREPARE_MULTILIB creates
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dnl - a variable acl_libdirstem, containing the basename of the libdir, either
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dnl "lib" or "lib64" or "lib/64",
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dnl - a variable acl_libdirstem2, as a secondary possible value for
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dnl acl_libdirstem, either the same as acl_libdirstem or "lib/sparcv9" or
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dnl "lib/amd64".
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AC_DEFUN([AC_LIB_PREPARE_MULTILIB],
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[
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dnl There is no formal standard regarding lib and lib64. The current
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dnl practice is that on a system supporting 32-bit and 64-bit instruction
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dnl sets or ABIs, 64-bit libraries go under $prefix/lib64 and 32-bit
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dnl libraries go under $prefix/lib. We determine the compiler's default
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dnl mode by looking at the compiler's library search path. If at least
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dnl of its elements ends in /lib64 or points to a directory whose absolute
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dnl pathname ends in /lib64, we assume a 64-bit ABI. Otherwise we use the
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dnl default, namely "lib".
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dnl There is no formal standard regarding lib and lib64.
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dnl On glibc systems, the current practice is that on a system supporting
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dnl 32-bit and 64-bit instruction sets or ABIs, 64-bit libraries go under
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dnl $prefix/lib64 and 32-bit libraries go under $prefix/lib. We determine
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dnl the compiler's default mode by looking at the compiler's library search
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dnl path. If at least one of its elements ends in /lib64 or points to a
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dnl directory whose absolute pathname ends in /lib64, we assume a 64-bit ABI.
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dnl Otherwise we use the default, namely "lib".
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dnl On Solaris systems, the current practice is that on a system supporting
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dnl 32-bit and 64-bit instruction sets or ABIs, 64-bit libraries go under
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dnl $prefix/lib/64 (which is a symlink to either $prefix/lib/sparcv9 or
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dnl $prefix/lib/amd64) and 32-bit libraries go under $prefix/lib.
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AC_REQUIRE([AC_CANONICAL_HOST])
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acl_libdirstem=lib
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searchpath=`(LC_ALL=C $CC -print-search-dirs) 2>/dev/null | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'`
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if test -n "$searchpath"; then
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acl_save_IFS="${IFS= }"; IFS=":"
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for searchdir in $searchpath; do
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if test -d "$searchdir"; then
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case "$searchdir" in
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*/lib64/ | */lib64 ) acl_libdirstem=lib64 ;;
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*) searchdir=`cd "$searchdir" && pwd`
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case "$searchdir" in
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*/lib64 ) acl_libdirstem=lib64 ;;
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esac ;;
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acl_libdirstem2=
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case "$host_os" in
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solaris*)
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dnl See Solaris 10 Software Developer Collection > Solaris 64-bit Developer's Guide > The Development Environment
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dnl <http://docs.sun.com/app/docs/doc/816-5138/dev-env?l=en&a=view>.
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dnl "Portable Makefiles should refer to any library directories using the 64 symbolic link."
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dnl But we want to recognize the sparcv9 or amd64 subdirectory also if the
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dnl symlink is missing, so we set acl_libdirstem2 too.
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AC_CACHE_CHECK([for 64-bit host], [gl_cv_solaris_64bit],
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[AC_EGREP_CPP([sixtyfour bits], [
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#ifdef _LP64
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sixtyfour bits
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#endif
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], [gl_cv_solaris_64bit=yes], [gl_cv_solaris_64bit=no])
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])
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if test $gl_cv_solaris_64bit = yes; then
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acl_libdirstem=lib/64
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case "$host_cpu" in
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sparc*) acl_libdirstem2=lib/sparcv9 ;;
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i*86 | x86_64) acl_libdirstem2=lib/amd64 ;;
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esac
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fi
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done
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IFS="$acl_save_IFS"
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fi
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;;
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*)
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searchpath=`(LC_ALL=C $CC -print-search-dirs) 2>/dev/null | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'`
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if test -n "$searchpath"; then
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acl_save_IFS="${IFS= }"; IFS=":"
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for searchdir in $searchpath; do
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if test -d "$searchdir"; then
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case "$searchdir" in
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*/lib64/ | */lib64 ) acl_libdirstem=lib64 ;;
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*/../ | */.. )
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# Better ignore directories of this form. They are misleading.
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;;
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*) searchdir=`cd "$searchdir" && pwd`
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case "$searchdir" in
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*/lib64 ) acl_libdirstem=lib64 ;;
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esac ;;
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esac
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fi
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done
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IFS="$acl_save_IFS"
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fi
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;;
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esac
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test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem"
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])
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