# Process this file with autoconf to produce a configure script.
-# Copyright (C) 1994-2018 Free Software Foundation, Inc.
+# Copyright (C) 1994-2024 Free Software Foundation, Inc.
# Originally contributed by Dave Love (d.love@dl.ac.uk).
#
#This file is part of GCC.
AC_INIT(package-unused, version-unused,, libobjc)
AC_CONFIG_SRCDIR([objc/objc.h])
+AC_CONFIG_MACRO_DIRS([../config] [..])
GCC_TOPLEV_SUBDIRS
# We need the following definitions because AC_PROG_LIBTOOL relies on them
esac
AC_SUBST(glibcpp_srcdir)
+GCC_WITH_TOOLEXECLIBDIR
+
# Calculate toolexeclibdir
# Also toolexecdir, though it's only used in toolexeclibdir
case ${version_specific_libs} in
test x"$with_cross_host" != x"no"; then
# Install a library built with a cross compiler in tooldir, not libdir.
toolexecdir='$(exec_prefix)/$(target_noncanonical)'
- toolexeclibdir='$(toolexecdir)/lib'
+ case ${with_toolexeclibdir} in
+ no)
+ toolexeclibdir='$(toolexecdir)/lib'
+ ;;
+ *)
+ toolexeclibdir=${with_toolexeclibdir}
+ ;;
+ esac
else
toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
toolexeclibdir='$(libdir)'
# extra LD Flags which are required for targets
ACX_LT_HOST_FLAGS
-case "${host}" in
- *-darwin*)
- # Darwin needs -single_module when linking libobjc
- extra_ldflags_libobjc='$(lt_host_flags) -Wl,-single_module'
- ;;
- *-cygwin*|*-mingw*)
- # Tell libtool to build DLLs on Windows
- extra_ldflags_libobjc='$(lt_host_flags)'
- ;;
-esac
-AC_SUBST(extra_ldflags_libobjc)
# Add CET specific flags if CET is enabled
GCC_CET_FLAGS(CET_FLAGS)
AC_PROG_MAKE_SET
+AM_CONDITIONAL([ENABLE_DARWIN_AT_RPATH], [test x$enable_darwin_at_rpath = xyes])
+
+# Must come after libtool is initialized.
+case "${host}" in
+ *-darwin[[4567]]*)
+ # Earlier Darwin versions need -single_module when linking libobjc; they
+ # do not support @rpath.
+ extra_ldflags_libobjc='$(lt_host_flags) -Wl,-single_module'
+ ;;
+ *-darwin*)
+ # Otherwise, single_module is the default and multi-module is ignored and
+ # obsolete.
+ extra_ldflags_libobjc='$(lt_host_flags)'
+ if test "x$enable_darwin_at_rpath" = "xyes"; then
+ extra_ldflags_libobjc="${extra_ldflags_libobjc} -Wc,-nodefaultrpaths"
+ extra_ldflags_libobjc="${extra_ldflags_libobjc} -Wl,-rpath,@loader_path"
+ fi
+ ;;
+ *-cygwin*|*-mingw*)
+ # Tell libtool to build DLLs on Windows
+ extra_ldflags_libobjc='$(lt_host_flags)'
+ ;;
+esac
+AC_SUBST(extra_ldflags_libobjc)
+
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# Headers
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