402823c45e
2000-05-11 Bryce McKinlay <bryce@albatross.co.nz>
Imported 5.0 release version.
* acinclude.m4: Increment version to 5.0.
From-SVN: r33832
158 lines
4.4 KiB
Plaintext
158 lines
4.4 KiB
Plaintext
# FIXME: We temporarily define our own version of AC_PROG_CC. This is
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# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
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# are probably using a cross compiler, which will not be able to fully
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# link an executable. This should really be fixed in autoconf
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# itself.
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AC_DEFUN(BOEHM_CONFIGURE,
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[
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dnl Default to --enable-multilib
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AC_ARG_ENABLE(multilib,
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[ --enable-multilib build many library versions (default)],
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[case "${enableval}" in
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yes) multilib=yes ;;
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no) multilib=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
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esac], [multilib=yes])dnl
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dnl We may get other options which we don't document:
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dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
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if test "[$]{srcdir}" = "."; then
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if test "[$]{with_target_subdir}" != "."; then
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boehm_gc_basedir="[$]{srcdir}/[$]{with_multisrctop}../$1"
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else
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boehm_gc_basedir="[$]{srcdir}/[$]{with_multisrctop}$1"
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fi
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else
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boehm_gc_basedir="[$]{srcdir}/$1"
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fi
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AC_SUBST(boehm_gc_basedir)
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AC_CANONICAL_HOST
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AM_INIT_AUTOMAKE(boehm-gc, 5.0, no-define)
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# FIXME: We temporarily define our own version of AC_PROG_CC. This is
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# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
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# are probably using a cross compiler, which will not be able to fully
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# link an executable. This should really be fixed in autoconf
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# itself.
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AC_DEFUN(LIB_AC_PROG_CC,
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[AC_BEFORE([$0], [AC_PROG_CPP])dnl
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dnl Fool anybody using AC_PROG_CC.
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AC_PROVIDE([AC_PROG_CC])
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AC_CHECK_PROG(CC, gcc, gcc)
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if test -z "$CC"; then
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AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
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test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
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fi
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AC_PROG_CC_GNU
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if test $ac_cv_prog_gcc = yes; then
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GCC=yes
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dnl Check whether -g works, even if CFLAGS is set, in case the package
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dnl plays around with CFLAGS (such as to build both debugging and
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dnl normal versions of a library), tasteless as that idea is.
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ac_test_CFLAGS="${CFLAGS+set}"
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ac_save_CFLAGS="$CFLAGS"
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CFLAGS=
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AC_PROG_CC_G
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if test "$ac_test_CFLAGS" = set; then
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CFLAGS="$ac_save_CFLAGS"
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elif test $ac_cv_prog_cc_g = yes; then
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CFLAGS="-g -O2"
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else
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CFLAGS="-O2"
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fi
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else
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GCC=
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test "${CFLAGS+set}" = set || CFLAGS="-g"
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fi
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])
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LIB_AC_PROG_CC
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# Likewise for AC_PROG_CXX.
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AC_DEFUN(LIB_AC_PROG_CXX,
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[AC_BEFORE([$0], [AC_PROG_CXXCPP])dnl
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dnl Fool anybody using AC_PROG_CXX.
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AC_PROVIDE([AC_PROG_CXX])
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AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++, gcc)
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test -z "$CXX" && AC_MSG_ERROR([no acceptable c++ found in \$PATH])
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AC_PROG_CXX_GNU
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if test $ac_cv_prog_gxx = yes; then
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GXX=yes
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dnl Check whether -g works, even if CXXFLAGS is set, in case the package
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dnl plays around with CXXFLAGS (such as to build both debugging and
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dnl normal versions of a library), tasteless as that idea is.
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ac_test_CXXFLAGS="${CXXFLAGS+set}"
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ac_save_CXXFLAGS="$CXXFLAGS"
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CXXFLAGS=
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AC_PROG_CXX_G
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if test "$ac_test_CXXFLAGS" = set; then
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CXXFLAGS="$ac_save_CXXFLAGS"
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elif test $ac_cv_prog_cxx_g = yes; then
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CXXFLAGS="-g -O2"
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else
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CXXFLAGS="-O2"
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fi
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else
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GXX=
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test "${CXXFLAGS+set}" = set || CXXFLAGS="-g"
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fi
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])
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LIB_AC_PROG_CXX
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# AC_CHECK_TOOL does AC_REQUIRE (AC_CANONICAL_BUILD). If we don't
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# run it explicitly here, it will be run implicitly before
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# NEWLIB_CONFIGURE, which doesn't work because that means that it will
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# be run before AC_CANONICAL_HOST.
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AC_CANONICAL_BUILD
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AC_CHECK_TOOL(AS, as)
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AC_CHECK_TOOL(AR, ar)
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AC_CHECK_TOOL(RANLIB, ranlib, :)
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AC_PROG_INSTALL
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AM_MAINTAINER_MODE
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# We need AC_EXEEXT to keep automake happy in cygnus mode. However,
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# at least currently, we never actually build a program, so we never
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# need to use $(EXEEXT). Moreover, the test for EXEEXT normally
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# fails, because we are probably configuring with a cross compiler
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# which can't create executables. So we include AC_EXEEXT to keep
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# automake happy, but we don't execute it, since we don't care about
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# the result.
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if false; then
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AC_EXEEXT
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fi
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. [$]{boehm_gc_basedir}/configure.host
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case [$]{boehm_gc_basedir} in
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/* | [A-Za-z]:[/\\]*) boehm_gc_flagbasedir=[$]{boehm_gc_basedir} ;;
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*) boehm_gc_flagbasedir='[$](top_builddir)/'[$]{boehm_gc_basedir} ;;
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esac
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boehm_gc_cflags="[$]{boehm_gc_cflags} -I"'[$](top_builddir)'"/$1/targ-include -I[$]{boehm_gc_flagbasedir}/libc/include"
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case "${host}" in
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*-*-cygwin32*)
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boehm_gc_cflags="[$]{boehm_gc_cflags} -I[$]{boehm_gc_flagbasedir}/../winsup/include"
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;;
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esac
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boehm_gc_cflags="[$]{boehm_gc_cflags} -fno-builtin"
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BOEHM_GC_CFLAGS=${boehm_gc_cflags}
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AC_SUBST(BOEHM_GC_CFLAGS)
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]))
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))))
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