231 lines
7.6 KiB
Plaintext
231 lines
7.6 KiB
Plaintext
dnl Copyright (C) 1994, 1995-8, 1999, 2001 Free Software Foundation, Inc.
|
|
dnl This file is free software; the Free Software Foundation
|
|
dnl gives unlimited permission to copy and/or distribute it,
|
|
dnl with or without modifications, as long as this notice is preserved.
|
|
|
|
dnl This program is distributed in the hope that it will be useful,
|
|
dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
|
|
dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
|
|
dnl PARTICULAR PURPOSE.
|
|
|
|
dnl
|
|
dnl Initialize configure bits.
|
|
dnl
|
|
dnl GLIBCPP_TOPREL_CONFIGURE
|
|
AC_DEFUN(GLIBCPP_TOPREL_CONFIGURE, [
|
|
dnl Default to --enable-multilib
|
|
AC_ARG_ENABLE(multilib,
|
|
[ --enable-multilib build hella library versions (default)],
|
|
[case "${enableval}" in
|
|
yes) multilib=yes ;;
|
|
no) multilib=no ;;
|
|
*) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
|
|
esac], [multilib=yes])dnl
|
|
|
|
# When building with srcdir == objdir, links to the source files will
|
|
# be created in directories within the target_subdir. We have to
|
|
# adjust toplevel_srcdir accordingly, so that configure finds
|
|
# install-sh and other auxiliary files that live in the top-level
|
|
# source directory.
|
|
if test "${srcdir}" = "."; then
|
|
if test -z "${with_target_subdir}"; then
|
|
toprel=".."
|
|
else
|
|
if test "${with_target_subdir}" != "."; then
|
|
toprel="${with_multisrctop}../.."
|
|
else
|
|
toprel="${with_multisrctop}.."
|
|
fi
|
|
fi
|
|
else
|
|
toprel=".."
|
|
fi
|
|
AC_CONFIG_AUX_DIR(${srcdir}/$toprel)
|
|
toplevel_srcdir=\${top_srcdir}/$toprel
|
|
AC_SUBST(toplevel_srcdir)
|
|
])
|
|
|
|
dnl
|
|
dnl Initialize configure bits.
|
|
dnl
|
|
dnl GLIBCPP_CONFIGURE
|
|
AC_DEFUN(GLIBCPP_CONFIGURE, [
|
|
# Export build and source directories.
|
|
# These need to be absolute paths, yet at the same time need to
|
|
# canonicalize only relative paths, because then amd will not unmount
|
|
# drives. Thus the use of PWDCMD: set it to 'pawd' or 'amq -w' if using amd.
|
|
glibcpp_builddir=`pwd`
|
|
case $srcdir in
|
|
[\\/$]* | ?:[\\/]*) glibcpp_srcdir=${srcdir} ;;
|
|
*) glibcpp_srcdir=`cd "$srcdir" && ${PWDCMD-pwd} || echo "$srcdir"` ;;
|
|
esac
|
|
AC_SUBST(glibcpp_builddir)
|
|
AC_SUBST(glibcpp_srcdir)
|
|
|
|
dnl This is here just to satisfy automake.
|
|
ifelse(not,equal,[AC_CONFIG_AUX_DIR(..)])
|
|
|
|
# Will set LN_S to either 'ln -s' or 'ln'. With autoconf 2.50+, can also
|
|
# be 'cp -p' if linking isn't available.
|
|
#ac_cv_prog_LN_S='cp -p'
|
|
AC_PROG_LN_S
|
|
|
|
# We use these options to decide which functions to include.
|
|
AC_ARG_WITH(target-subdir,
|
|
[ --with-target-subdir=SUBDIR
|
|
configuring in a subdirectory])
|
|
AC_ARG_WITH(cross-host,
|
|
[ --with-cross-host=HOST configuring with a cross compiler])
|
|
|
|
# Never versions of autoconf add an underscore to these functions.
|
|
# Prevent future problems ...
|
|
ifdef([AC_PROG_CC_G],[],[define([AC_PROG_CC_G],defn([_AC_PROG_CC_G]))])
|
|
ifdef([AC_PROG_CC_GNU],[],[define([AC_PROG_CC_GNU],defn([_AC_PROG_CC_GNU]))])
|
|
ifdef([AC_PROG_CXX_G],[],[define([AC_PROG_CXX_G],defn([_AC_PROG_CXX_G]))])
|
|
ifdef([AC_PROG_CXX_GNU],[],[define([AC_PROG_CXX_GNU],defn([_AC_PROG_CXX_GNU]))])
|
|
|
|
# AC_PROG_CC
|
|
|
|
# FIXME: We temporarily define our own version of AC_PROG_CC. This is
|
|
# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
|
|
# are probably using a cross compiler, which will not be able to fully
|
|
# link an executable. This should really be fixed in autoconf
|
|
# itself.
|
|
|
|
AC_DEFUN(LIB_AC_PROG_CC,
|
|
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
|
|
dnl Fool anybody using AC_PROG_CC.
|
|
AC_PROVIDE([AC_PROG_CC])
|
|
AC_CHECK_PROG(CC, gcc, gcc)
|
|
if test -z "$CC"; then
|
|
AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
|
|
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
|
|
fi
|
|
|
|
AC_PROG_CC_GNU
|
|
|
|
if test $ac_cv_prog_gcc = yes; then
|
|
GCC=yes
|
|
dnl Check whether -g works, even if CFLAGS is set, in case the package
|
|
dnl plays around with CFLAGS (such as to build both debugging and
|
|
dnl normal versions of a library), tasteless as that idea is.
|
|
ac_test_CFLAGS="${CFLAGS+set}"
|
|
ac_save_CFLAGS="$CFLAGS"
|
|
CFLAGS=
|
|
AC_PROG_CC_G
|
|
if test "$ac_test_CFLAGS" = set; then
|
|
CFLAGS="$ac_save_CFLAGS"
|
|
elif test $ac_cv_prog_cc_g = yes; then
|
|
CFLAGS="-g -O2"
|
|
else
|
|
CFLAGS="-O2"
|
|
fi
|
|
else
|
|
GCC=
|
|
test "${CFLAGS+set}" = set || CFLAGS="-g"
|
|
fi
|
|
])
|
|
|
|
LIB_AC_PROG_CC
|
|
|
|
AC_CHECK_TOOL(AS, as)
|
|
AC_CHECK_TOOL(AR, ar)
|
|
AC_CHECK_TOOL(RANLIB, ranlib, ranlib-not-found-in-path-error)
|
|
AC_PROG_INSTALL
|
|
|
|
# We need AC_EXEEXT to keep automake happy in cygnus mode. However,
|
|
# at least currently, we never actually build a program, so we never
|
|
# need to use $(EXEEXT). Moreover, the test for EXEEXT normally
|
|
# fails, because we are probably configuring with a cross compiler
|
|
# which can't create executables. So we include AC_EXEEXT to keep
|
|
# automake happy, but we don't execute it, since we don't care about
|
|
# the result.
|
|
if false; then
|
|
# autoconf 2.50 runs AC_EXEEXT by default, and the macro expands
|
|
# to nothing, so nothing would remain between `then' and `fi' if it
|
|
# were not for the `:' below.
|
|
:
|
|
AC_EXEEXT
|
|
fi
|
|
])
|
|
|
|
|
|
dnl
|
|
dnl GLIBCPP_EXPORT_INSTALL_INFO
|
|
dnl calculates gxx_install_dir
|
|
dnl exports glibcpp_toolexecdir
|
|
dnl exports glibcpp_toolexeclibdir
|
|
dnl exports glibcpp_prefixdir
|
|
dnl
|
|
dnl Assumes cross_compiling bits already done, and with_cross_host in
|
|
dnl particular
|
|
dnl
|
|
dnl GLIBCPP_EXPORT_INSTALL_INFO
|
|
AC_DEFUN(GLIBCPP_EXPORT_INSTALL_INFO, [
|
|
# Assumes glibcpp_builddir, glibcpp_srcdir are alreay set up and
|
|
# exported correctly in GLIBCPP_CONFIGURE.
|
|
glibcpp_toolexecdir=no
|
|
glibcpp_toolexeclibdir=no
|
|
glibcpp_prefixdir=${prefix}
|
|
|
|
AC_MSG_CHECKING([for interface version number])
|
|
libstdcxx_interface=$INTERFACE
|
|
AC_MSG_RESULT($libstdcxx_interface)
|
|
|
|
# Process the option "--enable-version-specific-runtime-libs"
|
|
AC_MSG_CHECKING([for --enable-version-specific-runtime-libs])
|
|
AC_ARG_ENABLE(version-specific-runtime-libs,
|
|
[ --enable-version-specific-runtime-libs Specify that runtime libraries should be installed in a compiler-specific directory ],
|
|
[case "$enableval" in
|
|
yes) version_specific_libs=yes ;;
|
|
no) version_specific_libs=no ;;
|
|
*) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
|
|
esac],
|
|
version_specific_libs=no)dnl
|
|
# Option set, now we can test it.
|
|
AC_MSG_RESULT($version_specific_libs)
|
|
|
|
gcc_version_trigger=${toplevel_srcdir}/gcc/version.c
|
|
gcc_version_full=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
|
|
gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'`
|
|
AC_SUBST(gcc_version)
|
|
AC_SUBST(gcc_version_trigger)
|
|
|
|
if test $version_specific_libs = yes; then
|
|
# Need the gcc compiler version to know where to install libraries
|
|
# and header files if --enable-version-specific-runtime-libs option
|
|
# is selected.
|
|
changequote(,)dnl
|
|
glibcpp_toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
|
|
glibcpp_toolexeclibdir='$(toolexecdir)/'${gcc_version}'$(MULTISUBDIR)'
|
|
changequote([,])dnl
|
|
fi
|
|
|
|
# Calculate glibcpp_toolexecdir, glibcpp_toolexeclibdir
|
|
# Install a library built with a cross compiler in tooldir, not libdir.
|
|
if test x"$glibcpp_toolexecdir" = x"no"; then
|
|
if test -n "$with_cross_host" &&
|
|
test x"$with_cross_host" != x"no"; then
|
|
glibcpp_toolexecdir='$(exec_prefix)/$(target_alias)'
|
|
glibcpp_toolexeclibdir='$(toolexecdir)/lib$(MULTISUBDIR)'
|
|
else
|
|
glibcpp_toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
|
|
glibcpp_toolexeclibdir='$(libdir)$(MULTISUBDIR)'
|
|
fi
|
|
fi
|
|
|
|
AC_SUBST(glibcpp_prefixdir)
|
|
AC_SUBST(glibcpp_toolexecdir)
|
|
AC_SUBST(glibcpp_toolexeclibdir)
|
|
])
|
|
|
|
sinclude(../libtool.m4)
|
|
dnl The lines below arrange for aclocal not to bring an installed
|
|
dnl libtool.m4 into aclocal.m4, while still arranging for automake to
|
|
dnl add a definition of LIBTOOL to Makefile.in.
|
|
ifelse(,,,[AC_SUBST(LIBTOOL)
|
|
AC_DEFUN([AM_PROG_LIBTOOL])
|
|
AC_DEFUN([AC_LIBTOOL_DLOPEN])
|
|
AC_DEFUN([AC_PROG_LD])
|
|
])
|