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config/ 2007-01-14 H.J. Lu <hongjiu.lu@intel.com> * ld-symbolic.m4: New. libjava/ 2007-01-14 H.J. Lu <hongjiu.lu@intel.com> * Makefile.am (libgcj_la_LDFLAGS): Add $(LIBGCJ_LD_SYMBOLIC_FUNCTIONS). (libgcj_tools_la_LDFLAGS): Likewise. (libgcj_bc_la_LDFLAGS): Likewise. * Makefile.in: Regenerated. * configure.ac: Use ACX_PROG_LD_GNU_SYMBOLIC. Set LIBGCJ_LD_SYMBOLIC_FUNCTIONS to $SYMBOLIC_LDFLAGS. Set libgcj_ld_symbolic to $SYMBOLIC_LDFLAGS if it isn't set. Substitute LIBGCJ_LD_SYMBOLIC_FUNCTIONS. * configure: Regenerated. * aclocal.m4: Likewise. * gcj/Makefile.in: Likewise. * include/Makefile.in: Likewise. * testsuite/Makefile.in: Likewise. From-SVN: r120773
46 lines
1.7 KiB
Plaintext
46 lines
1.7 KiB
Plaintext
dnl Copyright (C) 2007 Free Software Foundation, Inc.
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dnl This file is free software, distributed under the terms of the GNU
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dnl General Public License. As a special exception to the GNU General
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dnl Public License, this file may be distributed as part of a program
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dnl that contains a configuration script generated by Autoconf, under
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dnl the same distribution terms as the rest of that program.
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dnl Set SYMBOLIC_LDFLAGS to -Bsymbolic-functions for GNU linker if it
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dnl is supported.
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AC_DEFUN([ACX_PROG_LD_GNU_SYMBOLIC],
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[AC_CACHE_CHECK([if the GNU linker ($LD) supports -Bsymbolic-functions],
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acl_cv_prog_gnu_ld_symbolic, [
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acl_cv_prog_gnu_ld_symbolic=no
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AC_REQUIRE([AC_LIB_PROG_LD_GNU])
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if test x"$with_gnu_ld" = x"yes"; then
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if $LD --help 2>&1 </dev/null | grep Bsymbolic-functions 1>&5; then
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acl_cv_prog_gnu_ld_symbolic=yes
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fi
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fi])
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if test x"$acl_cv_prog_gnu_ld_symbolic" = x"yes"; then
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SYMBOLIC_LDFLAGS="-Wl,-Bsymbolic-functions"
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else
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SYMBOLIC_LDFLAGS=''
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fi
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])
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dnl Set DYNAMIC_LIST_CPP_NEW_LDFLAGS to --dynamic-list-cpp-new for GNU
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dnl linker if it is supported.
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AC_DEFUN([ACX_PROG_LD_GNU_DYNAMIC_LIST_CPP_NEW],
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[AC_CACHE_CHECK([if the GNU linker ($LD) supports --dynamic-list-cpp-new],
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acl_cv_prog_gnu_ld_dynamic_list_cpp_new, [
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acl_cv_prog_gnu_ld_dynamic_list_cpp_new=no
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AC_REQUIRE([ACX_PROG_LD_GNU_SYMBOLIC])
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if test x"$with_gnu_ld" = x"yes" -a \
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x"$acl_cv_prog_gnu_ld_symbolic" = x"yes"; then
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if $LD --help 2>&1 </dev/null | grep dynamic-list-cpp-new 1>&5; then
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acl_cv_prog_gnu_ld_dynamic_list_cpp_new=yes
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fi
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fi])
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if test x"$acl_cv_prog_gnu_ld_dynamic_list_cpp_new" = x"yes"; then
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DYNAMIC_LIST_CPP_NEW_LDFLAGS="$SYMBOLIC_LDFLAGS -Wl,--dynamic-list-cpp-new"
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else
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DYNAMIC_LIST_CPP_NEW_LDFLAGS=''
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fi
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])
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