1998-09-30 04:13:15 +02:00
|
|
|
# Process this file with autoconf to produce a configure script.
|
2004-04-09 13:43:02 +02:00
|
|
|
# Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004
|
2009-04-09 17:00:19 +02:00
|
|
|
# 2005, 2006, 2009 Free Software Foundation, Inc.
|
2004-04-09 13:43:02 +02:00
|
|
|
# Originally contributed by Dave Love (d.love@dl.ac.uk).
|
1998-09-30 04:13:15 +02:00
|
|
|
#
|
2004-04-09 13:43:02 +02:00
|
|
|
#This file is part of GCC.
|
1998-09-30 04:13:15 +02:00
|
|
|
#
|
2004-04-09 13:43:02 +02:00
|
|
|
#GCC is free software; you can redistribute it and/or modify
|
1998-09-30 04:13:15 +02:00
|
|
|
#it under the terms of the GNU General Public License as published by
|
2009-04-09 17:00:19 +02:00
|
|
|
#the Free Software Foundation; either version 3, or (at your option)
|
1998-09-30 04:13:15 +02:00
|
|
|
#any later version.
|
|
|
|
#
|
2004-04-09 13:43:02 +02:00
|
|
|
#GCC is distributed in the hope that it will be useful,
|
1998-09-30 04:13:15 +02:00
|
|
|
#but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
#GNU General Public License for more details.
|
|
|
|
#
|
|
|
|
#You should have received a copy of the GNU General Public License
|
2009-04-09 17:00:19 +02:00
|
|
|
#along with GCC; see the file COPYING3. If not see
|
|
|
|
#<http://www.gnu.org/licenses/>.
|
1998-09-30 04:13:15 +02:00
|
|
|
|
2009-08-24 21:08:51 +02:00
|
|
|
AC_PREREQ(2.64)
|
2004-06-11 22:11:12 +02:00
|
|
|
AC_INIT(package-unused, version-unused,, libobjc)
|
2004-04-09 14:40:59 +02:00
|
|
|
AC_CONFIG_SRCDIR([objc/objc.h])
|
re PR bootstrap/17383 (Building in src dir fails)
2005-05-25 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/17383
* Makefile.def (target_modules): Remove "stage", now unnecessary.
* Makefile.tpl (HOST_SUBDIR): New substitution.
(STAGE_HOST_EXPORTS, EXPECT, HOST_LIB_PATH, USUAL_AR_FOR_TARGET,
USUAL_AS_FOR_TARGET, USUAL_DLLTOOL_FOR_TARGET, USUAL_GCC_FOR_TARGET,
USUAL_LD_FOR_TARGET, USUAL_NM_FOR_TARGET, USUAL_OBJDUMP_FOR_TARGET,
USUAL_RANLIB_FOR_TARGET, USUAL_WINDRES_FOR_TARGET): Use it.
(Host modules, Bootstrapped modules): Use it.
(Build modules, Target modules): Do not create symlink trees,
always configure out-of-srcdir.
(distclean): Try removing $(host_subdir) with rm before using rm -rf.
* configure.in (FLAGS_FOR_TARGET, CC_FOR_TARGET, GCJ_FOR_TARGET,
GFORTRAN_FOR_TARGET, CXX_FOR_TARGET, RAW_CXX_FOR_TARGET): Use
$(HOST_SUBDIR). Create a symlink for host_subdir.
* Makefile.in: Regenerate.
* configure: Regenerate.
config:
2005-05-25 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/17383
* config/acx.m4 (GCC_TOPLEV_SUBDIRS): Set HOST_SUBDIR if an in-src
gcc build is going.
gcc:
2005-05-25 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/17383
* gcc/Makefile.in (host_subdir): New.
(build_objdir): New. Replace ../$(build_subdir) with it throughout.
* gcc/configure: Regenerate.
libada:
2005-05-25 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/17383
* Makefile.in (GCC_DIR): Add $(HOST_SUBDIR) to the definition.
libjava:
2005-05-25 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/17383
* configure.ac: Call GCC_TOPLEV_SUBDIRS.
(COMPPATH): Removed.
(ZIP, GCJH): Replace it with ../$(host_subdir).
(built_gcc_dir): Add $(host_subdir).
* configure: Regenerate.
* Makefile.in, include/Makefile.in, testsuite/Makefile.in,
gcj/Makefile.in, external/Makefile.in, external/sax/Makefile.in,
external/w3c_dom/Makefile.in: Regenerate.
libobjc:
2005-05-25 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/17383
* configure.ac: Call GCC_TOPLEV_SUBDIRS.
(Determine CFLAGS for gthread): Use $host_subdir.
* configure: Regenerate.
* Makefile.in (host_subdir): New.
(INCLUDES): Use it.
From-SVN: r95680
2005-02-28 14:26:36 +01:00
|
|
|
GCC_TOPLEV_SUBDIRS
|
1998-09-30 04:13:15 +02:00
|
|
|
|
2004-04-09 14:40:59 +02:00
|
|
|
# We need the following definitions because AC_PROG_LIBTOOL relies on them
|
2004-04-09 13:50:51 +02:00
|
|
|
PACKAGE=libobjc
|
2004-04-09 14:40:59 +02:00
|
|
|
# Version is pulled out to make it a bit easier to change using sed.
|
2005-11-20 13:49:41 +01:00
|
|
|
VERSION=2:0:0
|
2004-04-09 13:50:51 +02:00
|
|
|
AC_SUBST(VERSION)
|
|
|
|
|
2002-05-08 06:38:00 +02:00
|
|
|
# This works around the fact that libtool configuration may change LD
|
|
|
|
# for this particular configuration, but some shells, instead of
|
|
|
|
# keeping the changes in LD private, export them just because LD is
|
|
|
|
# exported.
|
|
|
|
ORIGINAL_LD_FOR_MULTILIBS=$LD
|
|
|
|
|
2004-04-09 14:40:59 +02:00
|
|
|
# -------
|
|
|
|
# Options
|
|
|
|
# -------
|
|
|
|
|
|
|
|
# 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])
|
|
|
|
|
|
|
|
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 "$enableval" in
|
|
|
|
yes) version_specific_libs=yes ;;
|
|
|
|
no) version_specific_libs=no ;;
|
|
|
|
*) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
|
|
|
|
esac],
|
|
|
|
[version_specific_libs=no])
|
|
|
|
AC_MSG_RESULT($version_specific_libs)
|
|
|
|
|
|
|
|
AC_ARG_ENABLE(objc-gc,
|
|
|
|
[ --enable-objc-gc enable the use of Boehm's garbage collector with
|
|
|
|
the GNU Objective-C runtime.],
|
|
|
|
[case $enable_objc_gc in
|
2006-01-24 22:57:22 +01:00
|
|
|
no)
|
|
|
|
OBJC_BOEHM_GC=''
|
|
|
|
OBJC_BOEHM_GC_INCLUDES=''
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
OBJC_BOEHM_GC=libobjc_gc.la
|
|
|
|
OBJC_BOEHM_GC_INCLUDES='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
|
|
|
|
;;
|
2004-04-09 14:40:59 +02:00
|
|
|
esac],
|
2006-01-24 22:57:22 +01:00
|
|
|
[OBJC_BOEHM_GC=''; OBJC_BOEHM_GC_INCLUDES=''])
|
2004-04-09 14:40:59 +02:00
|
|
|
AC_SUBST(OBJC_BOEHM_GC)
|
2006-01-24 22:57:22 +01:00
|
|
|
AC_SUBST(OBJC_BOEHM_GC_INCLUDES)
|
2004-04-09 14:40:59 +02:00
|
|
|
|
|
|
|
# -----------
|
|
|
|
# Directories
|
|
|
|
# -----------
|
2004-04-09 13:43:02 +02:00
|
|
|
|
2006-10-15 09:42:57 +02:00
|
|
|
# Find the rest of the source tree framework.
|
|
|
|
AM_ENABLE_MULTILIB(, ..)
|
2002-06-26 05:53:45 +02:00
|
|
|
|
2002-02-11 19:10:05 +01:00
|
|
|
AC_CANONICAL_SYSTEM
|
2004-08-28 13:18:12 +02:00
|
|
|
ACX_NONCANONICAL_TARGET
|
2004-04-09 13:43:02 +02:00
|
|
|
|
2004-04-09 14:49:16 +02:00
|
|
|
# Export source directory.
|
2004-04-09 13:43:02 +02:00
|
|
|
# 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.
|
|
|
|
case $srcdir in
|
2004-04-09 14:40:59 +02:00
|
|
|
[\\/$]* | ?:[\\/]*) glibcpp_srcdir=${srcdir} ;;
|
|
|
|
*) glibcpp_srcdir=`cd "$srcdir" && ${PWDCMD-pwd} || echo "$srcdir"` ;;
|
2004-04-09 13:43:02 +02:00
|
|
|
esac
|
|
|
|
AC_SUBST(glibcpp_srcdir)
|
|
|
|
|
2004-04-09 15:08:31 +02:00
|
|
|
# Calculate toolexeclibdir
|
2004-04-14 22:08:02 +02:00
|
|
|
# Also toolexecdir, though it's only used in toolexeclibdir
|
2004-04-09 13:43:02 +02:00
|
|
|
case ${version_specific_libs} in
|
|
|
|
yes)
|
|
|
|
# Need the gcc compiler version to know where to install libraries
|
|
|
|
# and header files if --enable-version-specific-runtime-libs option
|
|
|
|
# is selected.
|
2004-04-14 22:08:02 +02:00
|
|
|
toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
|
2005-03-21 18:42:26 +01:00
|
|
|
toolexeclibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
|
2004-04-09 13:43:02 +02:00
|
|
|
;;
|
|
|
|
no)
|
|
|
|
if test -n "$with_cross_host" &&
|
|
|
|
test x"$with_cross_host" != x"no"; then
|
|
|
|
# Install a library built with a cross compiler in tooldir, not libdir.
|
2004-04-14 22:08:02 +02:00
|
|
|
toolexecdir='$(exec_prefix)/$(target_noncanonical)'
|
2004-04-09 15:08:31 +02:00
|
|
|
toolexeclibdir='$(toolexecdir)/lib'
|
|
|
|
else
|
2004-04-14 22:08:02 +02:00
|
|
|
toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
|
2004-04-09 15:08:31 +02:00
|
|
|
toolexeclibdir='$(libdir)'
|
2004-04-09 13:43:02 +02:00
|
|
|
fi
|
|
|
|
multi_os_directory=`$CC -print-multi-os-directory`
|
|
|
|
case $multi_os_directory in
|
|
|
|
.) ;; # Avoid trailing /.
|
2004-04-09 15:08:31 +02:00
|
|
|
*) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
|
2004-04-09 13:43:02 +02:00
|
|
|
esac
|
|
|
|
;;
|
|
|
|
esac
|
2004-04-14 22:08:02 +02:00
|
|
|
AC_SUBST(toolexecdir)
|
2004-04-09 15:08:31 +02:00
|
|
|
AC_SUBST(toolexeclibdir)
|
2004-04-09 13:43:02 +02:00
|
|
|
|
2004-05-26 00:39:02 +02:00
|
|
|
# Figure out if we want to name the include directory and the
|
|
|
|
# library name changes differently.
|
2004-05-26 03:21:46 +02:00
|
|
|
includedirname=include
|
2007-06-02 03:35:59 +02:00
|
|
|
libsuffix=
|
2004-05-26 00:39:02 +02:00
|
|
|
case "${host}" in
|
|
|
|
*-darwin*)
|
|
|
|
# Darwin is the only target so far that needs a different include directory.
|
2004-05-26 03:21:46 +02:00
|
|
|
includedirname=include-gnu-runtime
|
2007-06-03 22:38:37 +02:00
|
|
|
libsuffix=-gnu
|
2004-05-26 00:39:02 +02:00
|
|
|
;;
|
|
|
|
esac
|
2004-05-26 03:21:46 +02:00
|
|
|
AC_SUBST(includedirname)
|
2007-06-02 18:15:04 +02:00
|
|
|
AC_SUBST(libsuffix)
|
2004-05-26 00:39:02 +02:00
|
|
|
|
2004-10-01 05:46:39 +02:00
|
|
|
AC_CONFIG_HEADERS(config.h)
|
|
|
|
|
2004-04-09 14:40:59 +02:00
|
|
|
# --------
|
|
|
|
# Programs
|
|
|
|
# --------
|
|
|
|
|
|
|
|
GCC_NO_EXECUTABLES
|
2004-04-15 19:05:36 +02:00
|
|
|
|
|
|
|
# We must force CC to /not/ be a precious variable; otherwise
|
|
|
|
# the wrong, non-multilib-adjusted value will be used in multilibs.
|
|
|
|
# As a side effect, we have to subst CFLAGS ourselves.
|
|
|
|
m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
|
|
|
|
m4_define([_AC_ARG_VAR_PRECIOUS],[])
|
2004-04-09 14:40:59 +02:00
|
|
|
AC_PROG_CC
|
2009-07-30 21:41:13 +02:00
|
|
|
m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
|
2004-04-15 19:05:36 +02:00
|
|
|
|
2005-08-14 01:44:14 +02:00
|
|
|
# extra LD Flags which are required for targets
|
|
|
|
case "${host}" in
|
|
|
|
*-darwin*)
|
|
|
|
# Darwin needs -single_module when linking libobjc
|
|
|
|
extra_ldflags_libobjc=-Wl,-single_module
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
AC_SUBST(extra_ldflags_libobjc)
|
|
|
|
|
2004-04-15 19:05:36 +02:00
|
|
|
AC_SUBST(CFLAGS)
|
2004-04-09 14:40:59 +02:00
|
|
|
|
|
|
|
AC_CHECK_TOOL(AS, as)
|
|
|
|
AC_CHECK_TOOL(AR, ar)
|
|
|
|
AC_CHECK_TOOL(RANLIB, ranlib, :)
|
|
|
|
AC_PROG_INSTALL
|
2001-02-09 08:14:35 +01:00
|
|
|
|
2004-10-20 03:26:37 +02:00
|
|
|
AM_MAINTAINER_MODE
|
|
|
|
|
2004-04-09 13:43:02 +02:00
|
|
|
# Enable Win32 DLL on MS Windows - FIXME
|
|
|
|
AC_LIBTOOL_WIN32_DLL
|
2001-02-09 08:14:35 +01:00
|
|
|
|
2002-02-11 19:10:05 +01:00
|
|
|
AC_PROG_LIBTOOL
|
1998-09-30 04:13:15 +02:00
|
|
|
|
2004-10-20 03:26:37 +02:00
|
|
|
AM_PROG_CC_C_O
|
|
|
|
|
2002-02-11 19:10:05 +01:00
|
|
|
AC_PROG_MAKE_SET
|
1998-09-30 04:13:15 +02:00
|
|
|
|
2004-04-09 14:40:59 +02:00
|
|
|
# -------
|
|
|
|
# Headers
|
|
|
|
# -------
|
|
|
|
|
1998-09-30 04:13:15 +02:00
|
|
|
# Sanity check for the cross-compilation case:
|
|
|
|
AC_CHECK_HEADER(stdio.h,:,
|
|
|
|
[AC_MSG_ERROR([Can't find stdio.h.
|
|
|
|
You must have a usable C system for the target already installed, at least
|
|
|
|
including headers and, preferably, the library, before you can configure
|
|
|
|
the Objective C runtime system. If necessary, install gcc now with
|
|
|
|
\`LANGUAGES=c', then the target library, then build with \`LANGUAGES=objc'.])])
|
|
|
|
|
|
|
|
AC_HEADER_STDC
|
|
|
|
|
2000-08-15 09:38:04 +02:00
|
|
|
AC_CHECK_HEADERS(sched.h)
|
|
|
|
|
2004-04-09 14:40:59 +02:00
|
|
|
# -----------
|
|
|
|
# Miscellanea
|
|
|
|
# -----------
|
|
|
|
|
2005-02-28 21:04:41 +01:00
|
|
|
AC_MSG_CHECKING([for thread model used by GCC])
|
|
|
|
target_thread_file=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
|
|
|
|
AC_MSG_RESULT([$target_thread_file])
|
|
|
|
|
|
|
|
if test $target_thread_file != single; then
|
|
|
|
AC_DEFINE(HAVE_GTHR_DEFAULT, 1,
|
|
|
|
[Define if the compiler has a thread header that is non single.])
|
|
|
|
fi
|
|
|
|
|
1998-09-30 04:13:15 +02:00
|
|
|
|
2004-10-01 05:46:39 +02:00
|
|
|
AC_MSG_CHECKING([for exception model to use])
|
|
|
|
AC_LANG_PUSH(C)
|
|
|
|
AC_ARG_ENABLE(sjlj-exceptions,
|
|
|
|
AS_HELP_STRING([--enable-sjlj-exceptions],
|
|
|
|
[force use of builtin_setjmp for exceptions]),
|
|
|
|
[:],
|
|
|
|
[dnl Botheration. Now we've got to detect the exception model.
|
|
|
|
dnl Link tests against libgcc.a are problematic since -- at least
|
|
|
|
dnl as of this writing -- we've not been given proper -L bits for
|
|
|
|
dnl single-tree newlib and libgloss.
|
|
|
|
dnl
|
|
|
|
dnl This is what AC_TRY_COMPILE would do if it didn't delete the
|
|
|
|
dnl conftest files before we got a change to grep them first.
|
|
|
|
cat > conftest.$ac_ext << EOF
|
|
|
|
[#]line __oline__ "configure"
|
|
|
|
@interface Frob
|
|
|
|
@end
|
|
|
|
@implementation Frob
|
|
|
|
@end
|
|
|
|
int proc();
|
|
|
|
int foo()
|
|
|
|
{
|
|
|
|
@try {
|
|
|
|
return proc();
|
|
|
|
}
|
|
|
|
@catch (Frob* ex) {
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
EOF
|
|
|
|
old_CFLAGS="$CFLAGS"
|
|
|
|
dnl work around that we don't have Objective-C support in autoconf
|
|
|
|
CFLAGS="-x objective-c -fgnu-runtime -fobjc-exceptions -S"
|
|
|
|
if AC_TRY_EVAL(ac_compile); then
|
|
|
|
if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
|
|
|
|
enable_sjlj_exceptions=yes
|
|
|
|
elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
|
|
|
|
enable_sjlj_exceptions=no
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
CFLAGS="$old_CFLAGS"
|
|
|
|
rm -f conftest*])
|
|
|
|
if test x$enable_sjlj_exceptions = xyes; then
|
|
|
|
AC_DEFINE(SJLJ_EXCEPTIONS, 1,
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[Define if the compiler is configured for setjmp/longjmp exceptions.])
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ac_exception_model_name=sjlj
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|
|
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elif test x$enable_sjlj_exceptions = xno; then
|
|
|
|
ac_exception_model_name="call frame"
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|
|
|
else
|
|
|
|
AC_MSG_ERROR([unable to detect exception model])
|
|
|
|
fi
|
|
|
|
AC_LANG_POP(C)
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|
|
|
AC_MSG_RESULT($ac_exception_model_name)
|
|
|
|
|
2004-04-09 14:40:59 +02:00
|
|
|
# ------
|
|
|
|
# Output
|
|
|
|
# ------
|
1998-09-30 04:13:15 +02:00
|
|
|
|
2007-10-14 20:17:14 +02:00
|
|
|
if test ${multilib} = yes; then
|
|
|
|
multilib_arg="--enable-multilib"
|
|
|
|
else
|
|
|
|
multilib_arg=
|
|
|
|
fi
|
2004-04-09 14:40:59 +02:00
|
|
|
|
2007-10-14 20:17:14 +02:00
|
|
|
AC_CONFIG_FILES([Makefile])
|
2004-04-09 14:40:59 +02:00
|
|
|
AC_OUTPUT
|