Update.

2001-02-26  Ulrich Drepper  <drepper@redhat.com>

	* dlfcn/Makefile (distribute): Add modatexit.c and modcxaatexit.c.
	(tests): Add tstatexit and tstcxaatexit.
	(module-names): Add modatexit and modcxaatexit.
	Add rules to build and run tstatexit and tstcxaatexit.
	* dlfcn/modatexit.c: New file.
	* dlfcn/modcxaatexit.c: New file.
	* dlfcn/tstatexit.c: New file.
	* dlfcn/tstcxaatexit.c: New file.

	* io/Makefile: Pass -DHAVE_DOT_HIDDEN to stat and mknod functions if
	.hidden is available.
	* io/stat.c: If .hidden is available use it to avoid exporting
	functions.
	* io/fstat.c: Likewise.
	* io/lstat.c: Likewise.
	* io/stat64.c: Likewise.
	* io/fstat64.c: Likewise.
	* io/lstat64.c: Likewise.
	* sysdeps/generic/mknod.c: Likewise.

	* malloc/mtrace.c: Use __cxa_atexit and not atexit.
	* sysdeps/generic/bb_init_func.c: Likewise.
	* sysdeps/generic/libc-start.c: Likewise.

	* stdlib/atexit.c (__new_exitfn): Move to cxa_atexit.c.
	(atexit): Implement using __cxa_atexit.
	Use .hidden if availble to avoid exporting atexit.
	* stdlib/cxa_atexit.c (__new_exitfn): Moved to here from atexit.c.
	* stdlib/Versions: Export __new_exitfn for GLIBC_2.2.3.
	* stdlib/Makefile (routines): Add old_atexit.
	(static-only-routines): Add atexit.
	Pass -DHAVE_DOT_HIDDEN for atexit.c if .hidden is available.
	* stdlib/old_atexit.c: New file.

	* intl/Makefile: Remove bogus endif.

7 files changed, 55 insertions, 6 deletions

diff --git a/io/Makefile b/io/Makefile
index f68b12d2a1..d102eecbef 100644
--- a/io/Makefile
+++ b/io/Makefile
@@ -66,6 +66,16 @@ CFLAGS-fts.c = -Wno-uninitialized
 CFLAGS-test-stat.c = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE
 CFLAGS-test-lfs.c = -D_LARGEFILE64_SOURCE
 
+ifeq (yes,$(have-protected))
+CFLAGS-stat.c = -DHAVE_DOT_HIDDEN
+CFLAGS-fstat.c = -DHAVE_DOT_HIDDEN
+CFLAGS-lstat.c = -DHAVE_DOT_HIDDEN
+CFLAGS-mknod.c = -DHAVE_DOT_HIDDEN
+CFLAGS-stat64.c = -DHAVE_DOT_HIDDEN
+CFLAGS-fstat64.c = -DHAVE_DOT_HIDDEN
+CFLAGS-lstat64.c = -DHAVE_DOT_HIDDEN
+endif
+
 test-stat2-ARGS = Makefile . $(objpfx)test-stat2
 
 ifeq ($(cross-compiling),no)
diff --git a/io/fstat.c b/io/fstat.c
index d93d0929ac..bd68b94461 100644
--- a/io/fstat.c
+++ b/io/fstat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998, 2001 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
@@ -45,3 +45,10 @@ __fstat (int fd, struct stat *buf)
 }
 
 weak_alias (__fstat, fstat)
+
+/* Hide the symbol so that no definition but the one locally in the
+   executable or DSO is used.  */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tfstat");
+asm (".hidden\t__fstat");
+#endif
diff --git a/io/fstat64.c b/io/fstat64.c
index 2d677a15ed..45a8d5fcf0 100644
--- a/io/fstat64.c
+++ b/io/fstat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -42,3 +42,9 @@ fstat64 (int fd, struct stat64 *buf)
 {
   return __fxstat64 (_STAT_VER, fd, buf);
 }
+
+/* Hide the symbol so that no definition but the one locally in the
+   executable or DSO is used.  */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tfstat64");
+#endif
diff --git a/io/lstat.c b/io/lstat.c
index 356001db8b..6024280c08 100644
--- a/io/lstat.c
+++ b/io/lstat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -45,3 +45,10 @@ __lstat (const char *file, struct stat *buf)
 }
 
 weak_alias (__lstat, lstat)
+
+/* Hide the symbol so that no definition but the one locally in the
+   executable or DSO is used.  */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tlstat");
+asm (".hidden\t__lstat");
+#endif
diff --git a/io/lstat64.c b/io/lstat64.c
index 079b3fa28a..f181ecec47 100644
--- a/io/lstat64.c
+++ b/io/lstat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -42,3 +42,9 @@ lstat64 (const char *file, struct stat64 *buf)
 {
   return __lxstat64 (_STAT_VER, file, buf);
 }
+
+/* Hide the symbol so that no definition but the one locally in the
+   executable or DSO is used.  */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tlstat64");
+#endif
diff --git a/io/stat.c b/io/stat.c
index b3631e32c7..4c56a69668 100644
--- a/io/stat.c
+++ b/io/stat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -44,3 +44,10 @@ __stat (const char *file, struct stat *buf)
 }
 
 weak_alias (__stat, stat)
+
+/* Hide the symbol so that no definition but the one locally in the
+   executable or DSO is used.  */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tstat");
+asm (".hidden\t__stat");
+#endif
diff --git a/io/stat64.c b/io/stat64.c
index 16b0b11052..34eed206fe 100644
--- a/io/stat64.c
+++ b/io/stat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -42,3 +42,9 @@ stat64 (const char *file, struct stat64 *buf)
 {
   return __xstat64 (_STAT_VER, file, buf);
 }
+
+/* Hide the symbol so that no definition but the one locally in the
+   executable or DSO is used.  */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tstat64");
+#endif