X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Facinclude.m4;h=b014ef3a8c0fbc7278d81d54983f4699a9406ca2;hb=a8a566853a0fc7f57159e55436ff6f395e499568;hp=d9eb2a0751e80f5eed00ced3563f30d15a0ec924;hpb=5e377ed2f2fe756468a14385ad7364053d637025;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/acinclude.m4 b/bfd/acinclude.m4 index d9eb2a0751..b014ef3a8c 100644 --- a/bfd/acinclude.m4 +++ b/bfd/acinclude.m4 @@ -1,111 +1,89 @@ -sinclude(acmacros.m4) +dnl +dnl Copyright (C) 2012-2020 Free Software Foundation, Inc. +dnl +dnl This file is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 3 of the License, or +dnl (at your option) any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; see the file COPYING3. If not see +dnl . +dnl -dnl This is a copy of AM_PROG_LIBTOOL from libtool 1.0, modified to -dnl not produce a shared library by default. -AC_DEFUN(AM_PROG_LIBTOOL, -[AC_REQUIRE([AC_CANONICAL_HOST]) -AC_REQUIRE([AC_PROG_CC]) -AC_REQUIRE([AC_PROG_RANLIB]) -AC_REQUIRE([AM_PROG_LD]) -AC_REQUIRE([AC_PROG_LN_S]) +dnl See whether we need to use fopen-bin.h rather than fopen-same.h. +AC_DEFUN([BFD_BINARY_FOPEN], +[AC_REQUIRE([AC_CANONICAL_TARGET]) +case "${host}" in +changequote(,)dnl +*-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*) +changequote([,])dnl + AC_DEFINE(USE_BINARY_FOPEN, 1, [Use b modifier when opening binary files?]) ;; +esac])dnl -# Always use our own libtool. -LIBTOOL='$(top_builddir)/libtool' -AC_SUBST(LIBTOOL) - -dnl Allow the --disable-shared flag to stop us from building shared libs. -AC_ARG_ENABLE(shared, -[ --enable-shared build shared libraries [default=yes]], -test "$enableval" = no && libtool_shared=" --disable-shared", -libtool_shared=--disable-shared) - -dnl Allow the --disable-static flag to stop us from building static libs. -AC_ARG_ENABLE(static, -[ --enable-static build static libraries [default=yes]], -test "$enableval" = no && libtool_static=" --disable-static", -libtool_static=) - -libtool_flags="$libtool_shared$libtool_static" -test "$silent" = yes && libtool_flags="$libtool_flags --silent" -test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc" -test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld" - -# Some flags need to be propagated to the compiler or linker for good -# libtool support. -[case "$host" in -*-*-irix6*) - for f in '-32' '-64' '-cckr' '-n32' '-mips1' '-mips2' '-mips3' '-mips4'; do - if echo " $CC $CFLAGS " | egrep -e "[ ]$f[ ]" > /dev/null; then - LD="${LD-ld} $f" - fi - done - ;; - -*-*-sco3.2v5*) - # On SCO OpenServer 5, we need -belf to get full-featured binaries. - CFLAGS="$CFLAGS -belf" - ;; -esac] - -# Actually configure libtool. ac_aux_dir is where install-sh is found. -CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \ -LD="$LD" RANLIB="$RANLIB" LN_S="$LN_S" \ -${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig \ -$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \ -|| AC_MSG_ERROR([libtool configure failed]) -]) - -# AM_PROG_LD - find the path to the GNU or non-GNU linker -AC_DEFUN(AM_PROG_LD, -[AC_ARG_WITH(gnu-ld, -[ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], -test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) -if test "$with_gnu_ld" = yes; then - AC_MSG_CHECKING([for GNU ld]) -else - AC_MSG_CHECKING([for non-GNU ld]) +dnl Get a default for CC_FOR_BUILD to put into Makefile. +AC_DEFUN([BFD_CC_FOR_BUILD], +[# Put a plausible default for CC_FOR_BUILD in Makefile. +if test -z "$CC_FOR_BUILD"; then + if test "x$cross_compiling" = "xno"; then + CC_FOR_BUILD='$(CC)' + else + CC_FOR_BUILD=gcc + fi fi -AC_CACHE_VAL(ac_cv_path_LD, -[case "$LD" in - /*) - ac_cv_path_LD="$LD" # Let the user override the test with a path. - ;; - *) - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" - for ac_dir in $PATH; do - test -z "$ac_dir" && ac_dir=. - if test -f "$ac_dir/ld"; then - ac_cv_path_LD="$ac_dir/ld" - # Check to see if the program is GNU ld. I'd rather use --version, - # but apparently some GNU ld's only accept -v. - # Break only if it was the GNU/non-GNU ld that we prefer. - if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU ld|with BFD)' > /dev/null; then - test "$with_gnu_ld" = yes && break - else - test "$with_gnu_ld" != yes && break - fi - fi - done - IFS="$ac_save_ifs" - ;; -esac]) -LD="$ac_cv_path_LD" -if test -n "$LD"; then - AC_MSG_RESULT($LD) +AC_SUBST(CC_FOR_BUILD) +# Also set EXEEXT_FOR_BUILD. +if test "x$cross_compiling" = "xno"; then + EXEEXT_FOR_BUILD='$(EXEEXT)' else - AC_MSG_RESULT(no) + AC_CACHE_CHECK([for build system executable suffix], bfd_cv_build_exeext, + [rm -f conftest* + echo 'int main () { return 0; }' > conftest.c + bfd_cv_build_exeext= + ${CC_FOR_BUILD} -o conftest conftest.c 1>&5 2>&5 + for file in conftest.*; do + case $file in + *.c | *.o | *.obj | *.ilk | *.pdb) ;; + *) bfd_cv_build_exeext=`echo $file | sed -e s/conftest//` ;; + esac + done + rm -f conftest* + test x"${bfd_cv_build_exeext}" = x && bfd_cv_build_exeext=no]) + EXEEXT_FOR_BUILD="" + test x"${bfd_cv_build_exeext}" != xno && EXEEXT_FOR_BUILD=${bfd_cv_build_exeext} fi -test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) -AC_SUBST(LD) -AM_PROG_LD_GNU -]) +AC_SUBST(EXEEXT_FOR_BUILD)])dnl -AC_DEFUN(AM_PROG_LD_GNU, -[AC_CACHE_CHECK([whether we are using GNU ld], ac_cv_prog_gnu_ld, -[# I'd rather use --version here, but apparently some GNU ld's only accept -v. -if $LD -v 2>&1 /dev/null; then - ac_cv_prog_gnu_ld=yes -else - ac_cv_prog_gnu_ld=no -fi]) -]) +AC_DEFUN([AM_INSTALL_LIBBFD], +[AC_MSG_CHECKING([whether to install libbfd]) + AC_ARG_ENABLE(install-libbfd, +[ --enable-install-libbfd controls installation of libbfd and related headers], + install_libbfd_p=$enableval, + if test "${host}" = "${target}" || test "$enable_shared" = "yes"; then + install_libbfd_p=yes + else + install_libbfd_p=no + fi) + AC_MSG_RESULT($install_libbfd_p) + AM_CONDITIONAL(INSTALL_LIBBFD, test $install_libbfd_p = yes) + # Need _noncanonical variables for this. + ACX_NONCANONICAL_HOST + ACX_NONCANONICAL_TARGET + # libbfd.a is a host library containing target dependent code + bfdlibdir='$(libdir)' + bfdincludedir='$(includedir)' + if test "${host}" != "${target}"; then + bfdlibdir='$(exec_prefix)/$(host_noncanonical)/$(target_noncanonical)/lib' + bfdincludedir='$(exec_prefix)/$(host_noncanonical)/$(target_noncanonical)/include' + fi + AC_SUBST(bfdlibdir) + AM_SUBST_NOTMAKE(bfdlibdir) + AC_SUBST(bfdincludedir) + AM_SUBST_NOTMAKE(bfdincludedir) +] +)