| 1 | # Process this file with autoconf to produce a configure script.
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| 2 | # Copyright (C) 1995, 1997, 1998, 1999, 2002 Free Software Foundation, Inc.
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| 3 | # Contributed by Dave Love ([email protected]).
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| 4 | #
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| 5 | #This file is part of GNU Objective C.
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| 6 | #
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| 7 | #GNU Objective C is free software; you can redistribute it and/or modify
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| 8 | #it under the terms of the GNU General Public License as published by
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| 9 | #the Free Software Foundation; either version 2, or (at your option)
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| 10 | #any later version.
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| 11 | #
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| 12 | #GNU Objective C is distributed in the hope that it will be useful,
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| 13 | #but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | #GNU General Public License for more details.
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| 16 | #
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| 17 | #You should have received a copy of the GNU General Public License
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| 18 | #along with GNU Objective C; see the file COPYING. If not, write to
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| 19 | #the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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| 20 | #02111-1307, USA.
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| 21 |
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| 22 | AC_PREREQ(2.13)
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| 23 | AC_INIT(objc/objc.h)
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| 24 | AC_CONFIG_HEADER(config.h)
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| 25 |
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| 26 | # This works around the fact that libtool configuration may change LD
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| 27 | # for this particular configuration, but some shells, instead of
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| 28 | # keeping the changes in LD private, export them just because LD is
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| 29 | # exported.
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| 30 | ORIGINAL_LD_FOR_MULTILIBS=$LD
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| 31 |
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| 32 | GLIBCPP_TOPREL_CONFIGURE
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| 33 |
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| 34 | AC_CANONICAL_SYSTEM
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| 35 | target_alias=${target_alias-$target}
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| 36 | AC_SUBST(target_alias)
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| 37 |
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| 38 | GLIBCPP_CONFIGURE(.)
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| 39 | GLIBCPP_EXPORT_INSTALL_INFO
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| 40 |
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| 41 | # If the language specific compiler does not exist, but the "gcc" directory
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| 42 | # does, we do not build anything. Note, $r is set by the top-level Makefile.
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| 43 | # Note that when we look for the compiler, we search both with and without
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| 44 | # extension to handle cross and canadian cross builds.
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| 45 | compiler_name=cc1obj
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| 46 | rm -f skip-this-dir
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| 47 | AC_MSG_CHECKING(if compiler $compiler_name has been built)
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| 48 | AC_CACHE_VAL(objc_cv_compiler_exists,
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| 49 | [objc_cv_compiler_exists=yes
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| 50 | if test -n "$r"; then
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| 51 | if test -d "$r"/gcc; then
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| 52 | if test -f "$r"/gcc/$compiler_name \
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| 53 | || test -f "$r"/gcc/$compiler_name.exe; then
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| 54 | true
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| 55 | else
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| 56 | objc_cv_compiler_exists=no
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| 57 | echo "rm -f config.cache config.log multilib.out" > skip-this-dir
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| 58 | fi
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| 59 | fi
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| 60 | fi
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| 61 | ])
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| 62 | AC_MSG_RESULT($objc_cv_compiler_exists)
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| 63 | if test x$objc_cv_compiler_exists = xno
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| 64 | then
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| 65 | rm -f Makefile conftest* confdefs* core
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| 66 | exit 0
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| 67 | fi
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| 68 |
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| 69 | dnl Checks for programs.
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| 70 |
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| 71 | # Disable shared libs by default
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| 72 | AC_DISABLE_SHARED
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| 73 | # Enable Win32 DLL on MS Windows - FIXME
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| 74 | AC_LIBTOOL_WIN32_DLL
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| 75 |
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| 76 | AC_PROG_LIBTOOL
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| 77 |
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| 78 | dnl These should be inherited in the recursive make, but ensure they are
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| 79 | dnl defined:
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| 80 | test "$AR" || AR=ar
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| 81 | AC_SUBST(AR)
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| 82 | if test "$RANLIB"; then :
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| 83 | AC_SUBST(RANLIB)
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| 84 | else
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| 85 | AC_PROG_RANLIB
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| 86 | fi
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| 87 | AC_PROG_INSTALL
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| 88 | AC_PROG_MAKE_SET
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