Update.

2004-03-22  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/sparc/sparc32/getpagesize.c
	(__getpagesize): Avoid warning about writing into read-only memory.

	* string/Makefile (routines): Add xpg-strerror.
	* string/string.h (strerror_r): If __USE_XOPEN2K but not __USE_GNU,
	redirect strerror_r to __xpg_strerror_r.
	* string/Versions (libc): Add __xpg_strerror_r@@GLIBC_2.3.4.
	* sysdeps/generic/xpg-strerror.c: New file.
	* sysdeps/mach/xpg-strerror.c: New file.

9 files changed, 199 insertions, 8 deletions

diff --git a/ChangeLog b/ChangeLog
index d72e9be..8e110a8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2004-03-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/sparc/sparc32/getpagesize.c
+	(__getpagesize): Avoid warning about writing into read-only memory.
+
+	* string/Makefile (routines): Add xpg-strerror.
+	* string/string.h (strerror_r): If __USE_XOPEN2K but not __USE_GNU,
+	redirect strerror_r to __xpg_strerror_r.
+	* string/Versions (libc): Add __xpg_strerror_r@@GLIBC_2.3.4.
+	* sysdeps/generic/xpg-strerror.c: New file.
+	* sysdeps/mach/xpg-strerror.c: New file.
+
 2004-03-22  Joseph S. Myers  <jsm@polyomino.org.uk>
 
 	* sunrpc/rpc/xdr.h (IXDR_GET_LONG, IXDR_PUT_LONG): Do not use
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index efea03e..243ad92 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,10 @@
+2004-03-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/pthread_getaffinity.c
+	(__pthread_getaffinity_new): Use INT_MAX instead of UINT_MAX.
+	* pthread_getattr_np.c (pthread_getattr_np): Double size every cycle.
+	If realloc fails, break out of the loop.
+
 2004-03-20  Andreas Jaeger  <aj@suse.de>
 
 	* sysdeps/unix/sysv/linux/pthread_setaffinity.c
diff --git a/nptl/pthread_getattr_np.c b/nptl/pthread_getattr_np.c
index df11b1f..d0c2c8b 100644
--- a/nptl/pthread_getattr_np.c
+++ b/nptl/pthread_getattr_np.c
@@ -135,16 +135,18 @@ pthread_getattr_np (thread_id, attr)
 
   if (ret == 0)
     {
-      size_t size = 32;
+      size_t size = 16;
       cpu_set_t *cpuset = NULL;
 
       do
 	{
+	  size <<= 1;
+
 	  void *newp = realloc (cpuset, size);
 	  if (newp == NULL)
 	    {
-	      free (cpuset);
 	      ret = ENOMEM;
+	      break;
 	    }
 	  cpuset = (cpu_set_t *) newp;
 
diff --git a/string/Makefile b/string/Makefile
index ad5ff79..5ab487f 100644
--- a/string/Makefile
+++ b/string/Makefile
@@ -39,7 +39,8 @@ routines	:= strcat strchr strcmp strcoll strcpy strcspn		\
 			             delete extract insert stringify	\
 				     addsep replace)			\
 		   envz basename					\
-		   strcoll_l strxfrm_l string-inlines memrchr
+		   strcoll_l strxfrm_l string-inlines memrchr		\
+		   xpg-strerror
 
 # Gcc internally generates calls to unbounded memcpy and memset
 # for -fbounded-pointer compiles.  Glibc uses memchr for explicit checks.
diff --git a/string/Versions b/string/Versions
index 2708091..ee5dee9 100644
--- a/string/Versions
+++ b/string/Versions
@@ -73,4 +73,8 @@ libc {
     # m*
     memrchr;
   }
+  GLIBC_2.3.4 {
+    # x*
+    __xpg_strerror_r;
+  }
 }
diff --git a/string/string.h b/string/string.h
index 108d54d..19dd9c3 100644
--- a/string/string.h
+++ b/string/string.h
@@ -243,9 +243,30 @@ __BEGIN_NAMESPACE_STD
 extern char *strerror (int __errnum) __THROW;
 __END_NAMESPACE_STD
 #if defined __USE_XOPEN2K || defined __USE_MISC
-/* Reentrant version of `strerror'.  If a temporary buffer is required, at
-   most BUFLEN bytes of BUF will be used.  */
+/* Reentrant version of `strerror'.
+   There are 2 flavors of `strerror_r', GNU which returns the string
+   and may or may not use the supplied temporary buffer and POSIX one
+   which fills the string into the buffer.
+   To use the POSIX version, -D_XOPEN_SOURCE=600 or -D_POSIX_C_SOURCE=200112L
+   without -D_GNU_SOURCE is needed, otherwise the GNU version is
+   preferred.  */
+# if defined __USE_XOPEN2K && !defined __USE_GNU
+/* Fill BUF with a string describing the meaning of the `errno' code in
+   ERRNUM.  */
+#  ifdef __REDIRECT
+extern int __REDIRECT (strerror_r,
+		       (int __errnum, char *__buf, size_t __buflen),
+		       __xpg_strerror_r) __THROW;
+#  else
+extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen)
+     __THROW;
+#   define strerror_r __xpg_strerror_r
+#  endif
+# else
+/* If a temporary buffer is required, at most BUFLEN bytes of BUF will be
+   used.  */
 extern char *strerror_r (int __errnum, char *__buf, size_t __buflen) __THROW;
+# endif
 #endif
 
 /* We define this function always since `bzero' is sometimes needed when
diff --git a/sysdeps/generic/xpg-strerror.c b/sysdeps/generic/xpg-strerror.c
new file mode 100644
index 0000000..5cb56cd
--- /dev/null
+++ b/sysdeps/generic/xpg-strerror.c
@@ -0,0 +1,57 @@
+/* Copyright (C) 1991, 1993, 1995, 1996, 1997, 1998, 2000, 2002, 2004
+   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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <libintl.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/param.h>
+#include <stdio-common/_itoa.h>
+
+/* It is critical here that we always use the `dcgettext' function for
+   the message translation.  Since <libintl.h> only defines the macro
+   `dgettext' to use `dcgettext' for optimizing programs this is not
+   always guaranteed.  */
+#ifndef dgettext
+# include <locale.h>		/* We need LC_MESSAGES.  */
+# define dgettext(domainname, msgid) dcgettext (domainname, msgid, LC_MESSAGES)
+#endif
+
+/* Fill buf with a string describing the errno code in ERRNUM.  */
+int
+__xpg_strerror_r (int errnum, char *buf, size_t buflen)
+{
+  if (errnum < 0 || errnum >= _sys_nerr_internal
+      || _sys_errlist_internal[errnum] == NULL)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+  const char *estr = (const char *) _(_sys_errlist_internal[errnum]);
+  size_t estrlen = strlen (estr) + 1;
+
+  if (buflen < estrlen)
+    {
+      __set_errno (ERANGE);
+      return -1;
+    }
+
+  memcpy (buf, estr, estrlen);
+  return 0;
+}
diff --git a/sysdeps/mach/xpg-strerror.c b/sysdeps/mach/xpg-strerror.c
new file mode 100644
index 0000000..8d0b31e
--- /dev/null
+++ b/sysdeps/mach/xpg-strerror.c
@@ -0,0 +1,83 @@
+/* Copyright (C) 1993, 1995, 1996, 1997, 1998, 2000, 2002, 2004
+   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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <libintl.h>
+#include <stdio.h>
+#include <string.h>
+#include <mach/error.h>
+#include <errorlib.h>
+#include <sys/param.h>
+#include <stdio-common/_itoa.h>
+
+/* It is critical here that we always use the `dcgettext' function for
+   the message translation.  Since <libintl.h> only defines the macro
+   `dgettext' to use `dcgettext' for optimizing programs this is not
+   always guaranteed.  */
+#ifndef dgettext
+# include <locale.h>		/* We need LC_MESSAGES.  */
+# define dgettext(domainname, msgid) dcgettext (domainname, msgid, LC_MESSAGES)
+#endif
+
+/* Fill buf with a string describing the errno code in ERRNUM.  */
+int
+__xpg_strerror_r (int errnum, char *buf, size_t buflen)
+{
+  int system;
+  int sub;
+  int code;
+  const struct error_system *es;
+  extern void __mach_error_map_compat (int *);
+  const char *estr;
+
+  __mach_error_map_compat (&errnum);
+
+  system = err_get_system (errnum);
+  sub = err_get_sub (errnum);
+  code = err_get_code (errnum);
+
+  if (system > err_max_system || ! __mach_error_systems[system].bad_sub)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  es = &__mach_error_systems[system];
+
+  if (sub >= es->max_sub)
+    estr = (const char *) es->bad_sub;
+  else if (code >= es->subsystem[sub].max_code)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+  else
+    estr = (const char *) _(es->subsystem[sub].codes[code]);
+
+  size_t estrlen = strlen (estr) + 1;
+
+  if (buflen < estrlen)
+    {
+      __set_errno (ERANGE);
+      return -1;
+    }
+
+  memcpy (buf, estr, estrlen);
+  return 0;
+}
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/getpagesize.c b/sysdeps/unix/sysv/linux/sparc/sparc32/getpagesize.c
index 00bbdc7..4760daf 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/getpagesize.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/getpagesize.c
@@ -31,12 +31,16 @@
 int
 __getpagesize ()
 {
-  if (GLRO(dl_pagesize) == 0)
+  int ret = GLRO(dl_pagesize);
+  if (ret == 0)
     {
       INTERNAL_SYSCALL_DECL (err);
-      GLRO(dl_pagesize) = INTERNAL_SYSCALL (getpagesize, err, 0);
+      ret = INTERNAL_SYSCALL (getpagesize, err, 0);
+#ifndef SHARED
+      GLRO(dl_pagesize) = ret;
+#endif
     }
-  return GLRO(dl_pagesize);
+  return ret;
 }
 libc_hidden_def (__getpagesize)
 weak_alias (__getpagesize, getpagesize)