Automatic date update in version.in
[binutils-gdb.git] / bfd / acinclude.m4
blob61a31ef4dd03deef269d65c99df19ea827ff494f
1 dnl
2 dnl   Copyright (C) 2012-2022 Free Software Foundation, Inc.
3 dnl
4 dnl This file is free software; you can redistribute it and/or modify
5 dnl it under the terms of the GNU General Public License as published by
6 dnl the Free Software Foundation; either version 3 of the License, or
7 dnl (at your option) any later version.
8 dnl
9 dnl This program is distributed in the hope that it will be useful,
10 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
11 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 dnl GNU General Public License for more details.
13 dnl
14 dnl You should have received a copy of the GNU General Public License
15 dnl along with this program; see the file COPYING3.  If not see
16 dnl <http://www.gnu.org/licenses/>.
17 dnl
19 dnl See whether we need to use fopen-bin.h rather than fopen-same.h.
20 AC_DEFUN([BFD_BINARY_FOPEN],
21 [AC_REQUIRE([AC_CANONICAL_TARGET])
22 case "${host}" in
23 changequote(,)dnl
24 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
25 changequote([,])dnl
26   AC_DEFINE(USE_BINARY_FOPEN, 1, [Use b modifier when opening binary files?]) ;;
27 esac])dnl
29 dnl Get a default for CC_FOR_BUILD to put into Makefile.
30 AC_DEFUN([BFD_CC_FOR_BUILD],
31 [# Put a plausible default for CC_FOR_BUILD in Makefile.
32 if test -z "$CC_FOR_BUILD"; then
33   if test "x$cross_compiling" = "xno"; then
34     CC_FOR_BUILD='$(CC)'
35   else
36     CC_FOR_BUILD=gcc
37   fi
39 AC_SUBST(CC_FOR_BUILD)
40 # Also set EXEEXT_FOR_BUILD.
41 if test "x$cross_compiling" = "xno"; then
42   EXEEXT_FOR_BUILD='$(EXEEXT)'
43 else
44   AC_CACHE_CHECK([for build system executable suffix], bfd_cv_build_exeext,
45     [rm -f conftest*
46      echo 'int main () { return 0; }' > conftest.c
47      bfd_cv_build_exeext=
48      ${CC_FOR_BUILD} -o conftest conftest.c 1>&5 2>&5
49      for file in conftest.*; do
50        case $file in
51        *.c | *.o | *.obj | *.ilk | *.pdb) ;;
52        *) bfd_cv_build_exeext=`echo $file | sed -e s/conftest//` ;;
53        esac
54      done
55      rm -f conftest*
56      test x"${bfd_cv_build_exeext}" = x && bfd_cv_build_exeext=no])
57   EXEEXT_FOR_BUILD=""
58   test x"${bfd_cv_build_exeext}" != xno && EXEEXT_FOR_BUILD=${bfd_cv_build_exeext}
60 AC_SUBST(EXEEXT_FOR_BUILD)])dnl
62 AC_DEFUN([AM_INSTALL_LIBBFD],
63 [AC_MSG_CHECKING([whether to install libbfd])
64   AC_ARG_ENABLE(install-libbfd,
65 [  --enable-install-libbfd controls installation of libbfd and related headers],
66       install_libbfd_p=$enableval,
67       if test "${host}" = "${target}" || test "$enable_shared" = "yes"; then
68         install_libbfd_p=yes
69       else
70         install_libbfd_p=no
71       fi)
72   AC_MSG_RESULT($install_libbfd_p)
73   AM_CONDITIONAL(INSTALL_LIBBFD, test $install_libbfd_p = yes)
74   # Need _noncanonical variables for this.
75   ACX_NONCANONICAL_HOST
76   ACX_NONCANONICAL_TARGET
77   # libbfd.a is a host library containing target dependent code
78   bfdlibdir='$(libdir)'
79   bfdincludedir='$(includedir)'
80   if test "${host}" != "${target}"; then
81     bfdlibdir='$(exec_prefix)/$(host_noncanonical)/$(target_noncanonical)/lib'
82     bfdincludedir='$(exec_prefix)/$(host_noncanonical)/$(target_noncanonical)/include'
83   fi
84   AC_SUBST(bfdlibdir)
85   AM_SUBST_NOTMAKE(bfdlibdir)
86   AC_SUBST(bfdincludedir)
87   AM_SUBST_NOTMAKE(bfdincludedir)