128 lines
3.6 KiB
Plaintext
128 lines
3.6 KiB
Plaintext
# Process this file with autoconf to produce a configure script.
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# Copyright (C) 1995, 1997, 1998, 1999, 2002, 2003
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# Free Software Foundation, Inc.
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# Contributed by Dave Love (d.love@dl.ac.uk).
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#
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#This file is part of GNU Objective C.
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#
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#GNU Objective C is free software; you can redistribute it and/or modify
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#it under the terms of the GNU General Public License as published by
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#the Free Software Foundation; either version 2, or (at your option)
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#any later version.
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#
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#GNU Objective C is distributed in the hope that it will be useful,
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#but WITHOUT ANY WARRANTY; without even the implied warranty of
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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#GNU General Public License for more details.
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#
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#You should have received a copy of the GNU General Public License
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#along with GNU Objective C; see the file COPYING. If not, write to
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#the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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#02111-1307, USA.
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AC_PREREQ(2.13)
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AC_INIT(objc/objc.h)
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AC_CONFIG_HEADER(config.h)
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# This works around the fact that libtool configuration may change LD
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# for this particular configuration, but some shells, instead of
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# keeping the changes in LD private, export them just because LD is
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# exported.
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ORIGINAL_LD_FOR_MULTILIBS=$LD
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GLIBCPP_TOPREL_CONFIGURE
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AC_CANONICAL_SYSTEM
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target_alias=${target_alias-$target}
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AC_SUBST(target_alias)
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GLIBCPP_CONFIGURE(.)
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GLIBCPP_EXPORT_INSTALL_INFO
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dnl Checks for programs.
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# Disable shared libs by default
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AC_DISABLE_SHARED
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# Enable Win32 DLL on MS Windows - FIXME
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AC_LIBTOOL_WIN32_DLL
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AC_PROG_LIBTOOL
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dnl These should be inherited in the recursive make, but ensure they are
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dnl defined:
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test "$AR" || AR=ar
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AC_SUBST(AR)
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if test "$RANLIB"; then :
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AC_SUBST(RANLIB)
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else
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AC_PROG_RANLIB
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fi
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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dnl Checks for header files.
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# Sanity check for the cross-compilation case:
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AC_CHECK_HEADER(stdio.h,:,
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[AC_MSG_ERROR([Can't find stdio.h.
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You must have a usable C system for the target already installed, at least
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including headers and, preferably, the library, before you can configure
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the Objective C runtime system. If necessary, install gcc now with
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\`LANGUAGES=c', then the target library, then build with \`LANGUAGES=objc'.])])
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AC_HEADER_STDC
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AC_CHECK_HEADERS(sched.h)
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# Determine CFLAGS for gthread.
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AC_CACHE_CHECK([for gthread cflags],objc_cv_gthread_flags,
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[if test -f "$r"/gcc/Makefile
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then
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objc_cv_gthread_flags=`grep \^GTHREAD_FLAGS "$r"/gcc/Makefile | awk -F= '{ print $2 }'`
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else
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AC_MSG_ERROR([not found])
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fi])
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GTHREAD_FLAGS=$objc_cv_gthread_flags
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AC_SUBST(GTHREAD_FLAGS)
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AC_ARG_ENABLE(objc-gc,
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[ --enable-objc-gc enable the use of Boehm's garbage collector with
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the GNU Objective-C runtime.],
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if [[[ x$enable_objc_gc = xno ]]]; then
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OBJC_BOEHM_GC=''
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else
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OBJC_BOEHM_GC=libobjc_gc.la
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fi,
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OBJC_BOEHM_GC='')
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AC_SUBST(OBJC_BOEHM_GC)
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# We need multilib support, but only if configuring for the target.
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AC_OUTPUT(Makefile,
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[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h
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if test -n "$CONFIG_FILES"; then
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if test -n "${with_target_subdir}"; then
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# FIXME: We shouldn't need to set ac_file
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ac_file=Makefile
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LD="${ORIGINAL_LD_FOR_MULTILIBS}"
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. ${toplevel_srcdir}/config-ml.in
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fi
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fi],
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srcdir=${srcdir}
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host=${host}
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target=${target}
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with_target_subdir=${with_target_subdir}
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with_multisubdir=${with_multisubdir}
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ac_configure_args="--enable-multilib ${ac_configure_args}"
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toplevel_srcdir=${toplevel_srcdir}
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CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
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ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"
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)
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dnl Local Variables:
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dnl comment-start: "dnl "
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dnl comment-end: ""
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dnl comment-start-skip: "\\bdnl\\b\\s *"
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dnl End:
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