Merge commit 'origin/master' into fedora/master

ChangeLog

@@ -1,3 +1,73 @@
+2010-05-03  Ulrich Drepper  <drepper@redhat.com>
+
+	* version.h (VERSION): Bump for 2.12 release.
+	* include/features.h (__GLIBC_MINOR__): Bump to 12.
+
+	[BZ #11149]
+	* elf/ldconfig.c (search_dir): Fix handling of symlinks in chroot.
+
+	* elf/chroot_canon.c (chroot_canon): Use xmalloc and xrealloc.
+
+	* elf/ldconfig.c (parse_conf_include): Don't fall back to
+	directories named in config file outside the chroot.
+
+2010-02-02  Andreas Schwab  <schwab@redhat.com>
+
+	* sysdeps/generic/ldsodefs.h (struct rtld_global): Add
+	_dl_load_write_lock.
+	* elf/rtld.c (_rtld_global): Initialize it.
+	* elf/dl-support.c (_dl_load_write_lock): Define .
+	* elf/dl-close.c (_dl_close_worker): Lock GL(dl_load_write_lock)
+	when modifying the list of loaded objects.
+	* elf/dl-load.c (lose): Likewise.
+	* elf/dl-object.c (_dl_new_object): Likewise.
+	* elf/dl-iteratephdr.c (__dl_iterate_phdr): Lock
+	GL(dl_load_write_lock) instead of GL(dl_load_lock).
+
+2010-05-03  Ulrich Drepper  <drepper@redhat.com>
+
+	* elf/dl-iteratephdr.c (__dl_iterate_phdr): Remove unnecessary
+	assignment.
+
+2010-05-02  Ulrich Drepper  <drepper@redhat.com>
+
+	* misc/mntent_r.c (encode_name): The slow loop handles newlines so we
+	should recognize them as an abort condition.
+	Patch by Jan Lieskovsky <jlieskov@redhat.com>.
+
+2010-04-25  Bruno Haible  <bruno@clisp.org>
+
+	[BZ #11538]
+	* sysdeps/unix/bsd/ptsname.c (__ptsname_r): Use __ttyname_r's return
+	value instead of errno.
+	* sysdeps/unix/getlogin.c (getlogin): Likewise.
+
+	[BZ #11537]
+	* sysdeps/mach/hurd/ttyname_r.c (__ttyname_r): Upon failure, return
+	errno, not -1.
+
+2010-04-24  Emilio Pozuelo Monfort  <pochu27@gmail.com>
+
+	* hurd/lookup-at.c (__file_name_lookup_at): Fix error return value.
+
+2010-04-22  Ulrich Drepper  <drepper@redhat.com>
+
+	* po/vi.po: Update from translation team.
+
+2010-04-21  Ulrich Drepper  <drepper@redhat.com>
+
+	* po/bg.po: Update from translation team.
+
+2010-04-19  Roland McGrath  <roland@redhat.com>
+
+	* elf/Makefile ($(objpfx)noload): Depend on libdl.so.
+
+	* Makeconfig (as-needed, no-as-needed): New variables.
+	(link-libc): Add ld.so inside --as-needed.
+
+	* stdio-common/tst-fmemopen.c (TEST_FILE): Macro removed.
+	(main): Take arguments.  Construct test file name from ARGV[0].
+
 2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* string/test-strncmp.c (check_result): New function.
@@ -1643,7 +1713,7 @@
 	argv argument as non-NULL.
 	(execle, execl, execlp): Mark the first ARG argument as non-NULL.
 
--2009-12-08  Ulrich Drepper  <drepper@redhat.com>
+2009-12-08  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/unix/sysv/linux/bits/socket.h: Define mmsghdr and declare
 	recvmmsg.

Makeconfig

@@ -387,6 +387,14 @@ ifeq ($(elf),yes)
 have-initfini = yes
 endif
 
+ifeq ($(have-as-needed),yes)
+as-needed := -Wl,--as-needed
+no-as-needed := -Wl,--no-as-needed
+else
+as-needed :=
+no-as-needed :=
+endif
+
 # Installed name of the startup code.
 ifneq ($(have-initfini),yes)
 # When not having init/fini, there is just one startfile, called crt0.o.
@@ -484,7 +492,8 @@ ifeq ($(elf),yes)
 # run the linked programs.
 link-libc = -Wl,-rpath-link=$(rpath-link) \
 	    $(common-objpfx)libc.so$(libc.so-version) \
-	    $(common-objpfx)$(patsubst %,$(libtype.oS),c) $(gnulib)
+	    $(common-objpfx)$(patsubst %,$(libtype.oS),c) \
+	    $(as-needed) $(common-objpfx)elf/ld.so $(no-as-needed) $(gnulib)
 # This is how to find at build-time things that will be installed there.
 rpath-dirs = math elf dlfcn nss nis rt resolv crypt
 endif

NEWS

@@ -1,4 +1,4 @@
-GNU C Library NEWS -- history of user-visible changes.  2010-4-9
+GNU C Library NEWS -- history of user-visible changes.  2010-5-4
 Copyright (C) 1992-2009, 2010 Free Software Foundation, Inc.
 See the end for copying conditions.
 
@@ -16,7 +16,7 @@ Version 2.12
   11185, 11186, 11187, 11188, 11189, 11190, 11191, 11192, 11193, 11194,
   11200, 11230, 11235, 11242, 11254, 11258, 11271, 11272, 11276, 11279,
   11287, 11292, 11319, 11332, 11333, 11387, 11389, 11390, 11394, 11397,
-  11410, 11438, 11449, 11470, 11471
+  11410, 11438, 11449, 11470, 11471, 11520, 11537, 11538
 
 * New interfaces: pthread_getname_np, pthread_setname_np
 

elf/Makefile

@@ -1,4 +1,4 @@
-# Copyright (C) 1995-2007, 2008, 2009 Free Software Foundation, Inc.
+# Copyright (C) 1995-2007,2008,2009,2010 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
@@ -654,7 +654,7 @@ $(objpfx)vismain: $(addprefix $(objpfx),vismod1.so vismod2.so)
 $(objpfx)vismain.out: $(addprefix $(objpfx),vismod3.so)
 vismain-ENV = LD_PRELOAD=$(addprefix $(objpfx),vismod3.so)
 
-$(objpfx)noload: $(objpfx)testobj1.so
+$(objpfx)noload: $(objpfx)testobj1.so $(common-objpfx)dlfcn/libdl.so
 LDFLAGS-noload = -rdynamic
 $(objpfx)noload.out: $(objpfx)testobj5.so
 

elf/chroot_canon.c

@@ -1,5 +1,5 @@
 /* Return the canonical absolute name of a given file inside chroot.
-   Copyright (C) 1996,1997,1998,1999,2000,2001,2004,2005
+   Copyright (C) 1996,1997,1998,1999,2000,2001,2004,2005,2010
 	Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -58,9 +58,7 @@ chroot_canon (const char *chroot, const char *name)
       return NULL;
     }
 
-  rpath = malloc (chroot_len + PATH_MAX);
-  if (rpath == NULL)
-    return NULL;
+  rpath = xmalloc (chroot_len + PATH_MAX);
 
   rpath_limit = rpath + chroot_len + PATH_MAX;
 
@@ -109,9 +107,7 @@ chroot_canon (const char *chroot, const char *name)
 		new_size += end - start + 1;
 	      else
 		new_size += PATH_MAX;
-	      new_rpath = (char *) realloc (rpath, new_size);
-	      if (new_rpath == NULL)
-		goto error;
+	      new_rpath = (char *) xrealloc (rpath, new_size);
 	      rpath = new_rpath;
 	      rpath_limit = rpath + new_size;
 

elf/dl-close.c

@@ -507,6 +507,9 @@ _dl_close_worker (struct link_map *map)
   size_t tls_free_end;
   tls_free_start = tls_free_end = NO_TLS_OFFSET;
 
+  /* We modify the list of loaded objects.  */
+  __rtld_lock_lock_recursive (GL(dl_load_write_lock));
+
   /* Check each element of the search list to see if all references to
      it are gone.  */
   for (unsigned int i = first_loaded; i < nloaded; ++i)
@@ -665,6 +668,8 @@ _dl_close_worker (struct link_map *map)
 	}
     }
 
+  __rtld_lock_unlock_recursive (GL(dl_load_write_lock));
+
   /* If we removed any object which uses TLS bump the generation counter.  */
   if (any_tls)
     {

elf/dl-iteratephdr.c

@@ -1,5 +1,5 @@
 /* Get loaded objects program headers.
-   Copyright (C) 2001-2004, 2006-2008, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2001-2004, 2006-2009, 2010 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
 
@@ -26,7 +26,7 @@
 static void
 cancel_handler (void *arg __attribute__((unused)))
 {
-  __rtld_lock_unlock_recursive (GL(dl_load_lock));
+  __rtld_lock_unlock_recursive (GL(dl_load_write_lock));
 }
 
 hidden_proto (__dl_iterate_phdr)
@@ -38,8 +38,8 @@ __dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info,
   struct dl_phdr_info info;
   int ret = 0;
 
-  /* Make sure we are alone.  */
-  __rtld_lock_lock_recursive (GL(dl_load_lock));
+  /* Make sure nobody modifies the list of loaded objects.  */
+  __rtld_lock_lock_recursive (GL(dl_load_write_lock));
   __libc_cleanup_push (cancel_handler, 0);
 
   /* We have to determine the namespace of the caller since this determines
@@ -68,7 +68,6 @@ __dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info,
       info.dlpi_phnum = l->l_phnum;
       info.dlpi_adds = GL(dl_load_adds);
       info.dlpi_subs = GL(dl_load_adds) - nloaded;
-      info.dlpi_tls_modid = 0;
       info.dlpi_tls_data = NULL;
       info.dlpi_tls_modid = l->l_tls_modid;
       if (info.dlpi_tls_modid != 0)
@@ -80,7 +79,7 @@ __dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info,
 
   /* Release the lock.  */
   __libc_cleanup_pop (0);
-  __rtld_lock_unlock_recursive (GL(dl_load_lock));
+  __rtld_lock_unlock_recursive (GL(dl_load_write_lock));
 
   return ret;
 }

elf/dl-load.c

@@ -803,6 +803,8 @@ lose (int code, int fd, const char *name, char *realname, struct link_map *l,
     (void) __close (fd);
   if (l != NULL)
     {
+      /* We modify the list of loaded objects.  */
+      __rtld_lock_lock_recursive (GL(dl_load_write_lock));
       /* Remove the stillborn object from the list and free it.  */
       assert (l->l_next == NULL);
       if (l->l_prev == NULL)
@@ -813,6 +815,7 @@ lose (int code, int fd, const char *name, char *realname, struct link_map *l,
 	l->l_prev->l_next = NULL;
       --GL(dl_ns)[l->l_ns]._ns_nloaded;
       free (l);
+      __rtld_lock_unlock_recursive (GL(dl_load_write_lock));
     }
   free (realname);
 

elf/dl-object.c

@@ -93,6 +93,9 @@ _dl_new_object (char *realname, const char *libname, int type,
   new->l_scope = new->l_scope_mem;
   new->l_scope_max = sizeof (new->l_scope_mem) / sizeof (new->l_scope_mem[0]);
 
+  /* We modify the list of loaded objects.  */
+  __rtld_lock_lock_recursive (GL(dl_load_write_lock));
+
   /* Counter for the scopes we have to handle.  */
   idx = 0;
 
@@ -114,6 +117,8 @@ _dl_new_object (char *realname, const char *libname, int type,
   new->l_serial = GL(dl_load_adds);
   ++GL(dl_load_adds);
 
+  __rtld_lock_unlock_recursive (GL(dl_load_write_lock));
+
   /* If we have no loader the new object acts as it.  */
   if (loader == NULL)
     loader = new;

elf/dl-support.c

@@ -166,6 +166,10 @@ const ElfW(Ehdr) *_dl_sysinfo_dso;
    the loaded object might as well require a call to this function.
    At this time it is not anymore a problem to modify the tables.  */
 __rtld_lock_define_initialized_recursive (, _dl_load_lock)
+/* This lock is used to keep __dl_iterate_phdr from inspecting the
+   list of loaded objects while an object is added to or removed from
+   that list.  */
+__rtld_lock_define_initialized_recursive (, _dl_load_write_lock)
 
 
 #ifdef HAVE_AUX_VECTOR

elf/ldconfig.c

@@ -773,7 +773,18 @@ search_dir (const struct dir_entry *entry)
 	{
 	  /* In case of symlink, we check if the symlink refers to
 	     a directory. */
-	  if (__builtin_expect (stat64 (real_file_name, &stat_buf), 0))
+	  char *target_name = real_file_name;
+	  if (opt_chroot)
+	    {
+	      target_name = chroot_canon (opt_chroot, file_name);
+	      if (target_name == NULL)
+		{
+		  if (strstr (file_name, ".so") == NULL)
+		    error (0, 0, _("Input file %s not found.\n"), file_name);
+		  continue;
+		}
+	    }
+	  if (__builtin_expect (stat64 (target_name, &stat_buf), 0))
 	    {
 	      if (opt_verbose)
 		error (0, errno, _("Cannot stat %s"), file_name);
@@ -1183,7 +1194,9 @@ parse_conf_include (const char *config_file, unsigned int lineno,
   if (do_chroot && opt_chroot)
     {
       char *canon = chroot_canon (opt_chroot, pattern);
-      result = glob64 (canon ?: pattern, 0, NULL, &gl);
+      if (canon == NULL)
+	return;
+      result = glob64 (canon, 0, NULL, &gl);
       free (canon);
     }
   else

elf/rtld.c

@@ -126,6 +126,7 @@ struct rtld_global _rtld_global =
     ._dl_stack_flags = PF_R|PF_W|PF_X,
 #ifdef _LIBC_REENTRANT
     ._dl_load_lock = _RTLD_LOCK_RECURSIVE_INITIALIZER,
+    ._dl_load_write_lock = _RTLD_LOCK_RECURSIVE_INITIALIZER,
 #endif
     ._dl_nns = 1,
     ._dl_ns =

hurd/lookup-at.c

@@ -1,5 +1,5 @@
 /* Lookup helper function for Hurd implementation of *at functions.
-   Copyright (C) 2006 Free Software Foundation, Inc.
+   Copyright (C) 2006,2010 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
@@ -33,7 +33,7 @@ __file_name_lookup_at (int fd, int at_flags,
   flags |= (at_flags & AT_SYMLINK_NOFOLLOW) ? O_NOLINK : 0;
   at_flags &= ~AT_SYMLINK_NOFOLLOW;
   if (at_flags != 0)
-    return __hurd_fail (EINVAL);
+    return (__hurd_fail (EINVAL), MACH_PORT_NULL);
 
   if (fd == AT_FDCWD || file_name[0] == '/')
     return __file_name_lookup (file_name, flags, mode);

include/features.h

@@ -342,7 +342,7 @@
 /* Major and minor version number of the GNU C library package.  Use
    these macros to test for features in specific releases.  */
 #define	__GLIBC__	2
-#define	__GLIBC_MINOR__	11
+#define	__GLIBC_MINOR__	12
 
 #define __GLIBC_PREREQ(maj, min) \
 	((__GLIBC__ << 16) + __GLIBC_MINOR__ >= ((maj) << 16) + (min))

localedata/ChangeLog

@@ -1,3 +1,8 @@
+2010-05-03  Ulrich Drepper  <drepper@redhat.com>
+
+	[BZ #11520]
+	* locales/de_CH: Define week, first_weekday, and first_workday.
+
 2010-04-08  Ulrich Drepper  <drepper@redhat.com>
 
 	* locales/ar_AE: Fix typo.