From: roland <roland>
Date: Sat, 20 Apr 1996 00:04:28 +0000 (+0000)
Subject: Thu Apr 18 21:07:27 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>
X-Git-Tag: libc-960420~6
X-Git-Url: http://git.csclub.uwaterloo.ca/?p=kopensolaris-gnu%2Fglibc.git;a=commitdiff_plain;h=f20905e7d115c6e12a59dca417bc0c8b1a44895a

Thu Apr 18 21:07:27 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>

	* Makerules (no-whole-archive): New variable.
	(build-shlib): Use it.
	* elf/Makefile (libdl.so): Use it.
	* configure.in (libc_cv_ld_no_whole_archive): New check for
	--no-whole-archive.
	* config.make.in (have-no-whole-archive): New variable.
---

diff --git a/Makerules b/Makerules
index cb22d03945..a16337806c 100644
--- a/Makerules
+++ b/Makerules
@@ -569,12 +569,19 @@ ifeq (yes,$(build-shared))
 # on other shared objects.
 lib%.so: lib%_pic.a; $(build-shlib)
 
+ifeq ($(libc_cv_ld_no_whole_archive),yes)
+no-whole-archive = -Wl,--no-whole-archive
+else
+no-whole-archive =
+endif
+
 define build-shlib
 $(LINK.o) -shared -o $@ $(sysdep-LDFLAGS) $(config-LDFLAGS)  \
 	  -Wl,-soname=lib$(libprefix)$(@F:lib%.so=%).so$($(@F)-version) \
 	  $(LDFLAGS.so) $(LDFLAGS-$(@F:lib%.so=%).so) \
 	  -Wl,-rpath-link=$(common-objdir) \
-	  -Wl,--whole-archive $^ $(LDLIBS-$(@F:lib%.so=%).so)
+	  -Wl,--whole-archive $^ $(no-whole-archive) \
+	  $(LDLIBS-$(@F:lib%.so=%).so)
 endef
 
 # Don't try to use -lc when making libc.so itself.
diff --git a/config.make.in b/config.make.in
index 50571745d0..593d9ca908 100644
--- a/config.make.in
+++ b/config.make.in
@@ -17,6 +17,8 @@ config-defines = @DEFS@
 elf = @elf@
 have-initfini = @libc_cv_have_initfini@
 
+have-no-whole-archive = @libc_cv_ld_no_whole_archive@
+
 # Configuration options.
 gnu-as = @gnu_as@
 gnu-ld = @gnu_ld@
diff --git a/configure.in b/configure.in
index 734c5ad324..711635cc5d 100644
--- a/configure.in
+++ b/configure.in
@@ -469,6 +469,19 @@ elif test $libc_cv_asm_weakext_directive = yes; then
   AC_DEFINE(HAVE_ASM_WEAKEXT_DIRECTIVE)
 fi
 
+AC_CACHE_CHECK(for ld --no-whole-archive, libc_cv_ld_no_whole_archive, [dnl
+cat > conftest.c <<\EOF
+main () { exit (0); }
+EOF
+if ${CC-cc} $CFLAGS -Wl,--no-whole-archive \
+	    -o conftest conftest.c 2>/dev/null; then
+  libc_cv_ld_no_whole_archive=yes
+else
+  libc_cv_ld_no_whole_archive=no
+fi
+rm -f conftest*])
+AC_SUBST(libc_cv_ld_no_whole_archive)dnl
+
 ### End of automated tests.
 ### Now run sysdeps configure fragments.
 
diff --git a/elf/Makefile b/elf/Makefile
index a77460d1de..dfb307b682 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -1,6 +1,6 @@
 # Makefile for elf subdirectory of GNU C Library.
 
-# Copyright (C) 1995 Free Software Foundation, Inc.
+# Copyright (C) 1995, 1996 Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
 # The GNU C Library is free software; you can redistribute it and/or
@@ -80,7 +80,7 @@ $(objpfx)libdl.so: $(objpfx)libdl_pic.a $(common-objpfx)libc.so $(objpfx)ld.so
 	$(patsubst %/,cd %;,$(objpfx)) \
 	$(LINK.o) -shared -o $(@:$(objpfx)%=%) \
 		  $(LDFLAGS.so) $(LDFLAGS-dl.so) \
-		  -Wl,--whole-archive $(^:$(objpfx)%=%)
+		  -Wl,--whole-archive $(^:$(objpfx)%=%) $(no-whole-archive)
 
 $(slibdir)/$(rtld-installed-name): $(objpfx)ld.so; $(do-install-program)
 $(slibdir)/ld-linux.so.1: $(objpfx)ld-linux.so.1; $(do-install-program)