bfd/acinclude.m4

   1 dnl
   2 dnl   Copyright (C) 2012-2023 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
  18
  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 "${host}" in
  23 changequote(,)dnl
  24 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
  25 changequote([,])dnl
  26   AC_DEFINE(USE_BINARY_FOPEN, 1, [Use b modifier when opening binary files?]) ;;
  27 esac])dnl
  28
  29 dnl Get a default for CC_FOR_BUILD to put into Makefile.
  30 AC_DEFUN([BFD_CC_FOR_BUILD],
  31 [# Put a plausible default for CC_FOR_BUILD in Makefile.
  32 if test -z "$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
  38 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}
  59 fi
  60 AC_SUBST(EXEEXT_FOR_BUILD)])dnl
  61
  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)
  88 ]
  89 )