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[commits] r12398 - in /fsf/trunk/libc: ./ malloc/ string/ sysdeps/mach/ sysdeps/unix/sysv/linux/ sysdeps/unix/sysv/linux/i386/



Author: eglibc
Date: Sun Dec 26 00:03:09 2010
New Revision: 12398

Log:
Import glibc-mainline for 2010-12-26

Added:
    fsf/trunk/libc/sysdeps/unix/sysv/linux/getrlimit64.c
    fsf/trunk/libc/sysdeps/unix/sysv/linux/setrlimit64.c
Modified:
    fsf/trunk/libc/ChangeLog
    fsf/trunk/libc/malloc/malloc.c
    fsf/trunk/libc/string/xpg-strerror.c
    fsf/trunk/libc/sysdeps/mach/xpg-strerror.c
    fsf/trunk/libc/sysdeps/unix/sysv/linux/i386/getrlimit64.c
    fsf/trunk/libc/sysdeps/unix/sysv/linux/kernel-features.h

Modified: fsf/trunk/libc/ChangeLog
==============================================================================
--- fsf/trunk/libc/ChangeLog (original)
+++ fsf/trunk/libc/ChangeLog Sun Dec 26 00:03:09 2010
@@ -1,3 +1,18 @@
+2010-12-25  Ulrich Drepper  <drepper@xxxxxxxxx>
+
+	[BZ #12201]
+	* sysdeps/unix/sysv/linux/getrlimit64.c: New file.
+	* sysdeps/unix/sysv/linux/setrlimit64.c: New file.
+	* sysdeps/unix/sysv/linux/i386/getrlimit64.c: Use ../getrlimit64.c.
+	* sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_PRLIMIT64.
+
+	[BZ #12207]
+	* malloc/malloc.c (do_check_malloc_state): Use fastbin macro.
+
+	[BZ #12204]
+	* string/xpg-strerror.c (__xpg_strerror_r): Return error code, not -1.
+	* sysdeps/mach/xpg-strerror.c (__xpg_strerror_r): Likewise.
+
 2010-12-15  H.J. Lu  <hongjiu.lu@xxxxxxxxx>
 
 	* config.h.in (NO_CTORS_DTORS_SECTIONS): Define.

Modified: fsf/trunk/libc/malloc/malloc.c
==============================================================================
--- fsf/trunk/libc/malloc/malloc.c (original)
+++ fsf/trunk/libc/malloc/malloc.c Sun Dec 26 00:03:09 2010
@@ -2831,7 +2831,7 @@
   max_fast_bin = fastbin_index(get_max_fast ());
 
   for (i = 0; i < NFASTBINS; ++i) {
-    p = av->fastbins[i];
+    p = fastbin (av, i);
 
     /* The following test can only be performed for the main arena.
        While mallopt calls malloc_consolidate to get rid of all fast

Modified: fsf/trunk/libc/string/xpg-strerror.c
==============================================================================
--- fsf/trunk/libc/string/xpg-strerror.c (original)
+++ fsf/trunk/libc/string/xpg-strerror.c Sun Dec 26 00:03:09 2010
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993, 1995, 1996, 1997, 1998, 2000, 2002, 2004
+/* Copyright (C) 1991, 1993, 1995, 1996, 1997, 1998, 2000, 2002, 2004, 2010
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -39,18 +39,13 @@
 {
   if (errnum < 0 || errnum >= _sys_nerr_internal
       || _sys_errlist_internal[errnum] == NULL)
-    {
-      __set_errno (EINVAL);
-      return -1;
-    }
+    return EINVAL;
+
   const char *estr = (const char *) _(_sys_errlist_internal[errnum]);
   size_t estrlen = strlen (estr) + 1;
 
   if (buflen < estrlen)
-    {
-      __set_errno (ERANGE);
-      return -1;
-    }
+    return ERANGE;
 
   memcpy (buf, estr, estrlen);
   return 0;

Modified: fsf/trunk/libc/sysdeps/mach/xpg-strerror.c
==============================================================================
--- fsf/trunk/libc/sysdeps/mach/xpg-strerror.c (original)
+++ fsf/trunk/libc/sysdeps/mach/xpg-strerror.c Sun Dec 26 00:03:09 2010
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995, 1996, 1997, 1998, 2000, 2002, 2004
+/* Copyright (C) 1993, 1995, 1996, 1997, 1998, 2000, 2002, 2004, 2010
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -53,30 +53,21 @@
   code = err_get_code (errnum);
 
   if (system > err_max_system || ! __mach_error_systems[system].bad_sub)
-    {
-      __set_errno (EINVAL);
-      return -1;
-    }
+    return EINVAL;
 
   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;
-    }
+    return EINVAL;
   else
     estr = (const char *) _(es->subsystem[sub].codes[code]);
 
   size_t estrlen = strlen (estr) + 1;
 
   if (buflen < estrlen)
-    {
-      __set_errno (ERANGE);
-      return -1;
-    }
+    return ERANGE;
 
   memcpy (buf, estr, estrlen);
   return 0;

Added: fsf/trunk/libc/sysdeps/unix/sysv/linux/getrlimit64.c
==============================================================================
--- fsf/trunk/libc/sysdeps/unix/sysv/linux/getrlimit64.c (added)
+++ fsf/trunk/libc/sysdeps/unix/sysv/linux/getrlimit64.c Sun Dec 26 00:03:09 2010
@@ -1,0 +1,54 @@
+/* Copyright (C) 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
+   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 <sys/resource.h>
+#include <sys/types.h>
+#include <sysdep.h>
+#include <kernel-features.h>
+
+/* Put the soft and hard limits for RESOURCE in *RLIMITS.
+   Returns 0 if successful, -1 if not (and sets errno).  */
+int
+getrlimit64 (enum __rlimit_resource resource, struct rlimit64 *rlimits)
+{
+#ifdef __ASSUME_PRLIMIT64
+  return INLINE_SYSCALL (prlimit64, 4, 0, resource, NULL, rlimits);
+#else
+# ifdef __NR_prlimit64
+  int res = INLINE_SYSCALL (prlimit64, 4, 0, resource, NULL, rlimits);
+  if (res == 0 || errno != ENOSYS)
+    return res;
+# endif
+  struct rlimit rlimits32;
+
+  if (__getrlimit (resource, &rlimits32) < 0)
+    return -1;
+
+  if (rlimits32.rlim_cur == RLIM_INFINITY)
+    rlimits->rlim_cur = RLIM64_INFINITY;
+  else
+    rlimits->rlim_cur = rlimits32.rlim_cur;
+  if (rlimits32.rlim_max == RLIM_INFINITY)
+    rlimits->rlim_max = RLIM64_INFINITY;
+  else
+    rlimits->rlim_max = rlimits32.rlim_max;
+
+  return 0;
+#endif
+}

Modified: fsf/trunk/libc/sysdeps/unix/sysv/linux/i386/getrlimit64.c
==============================================================================
--- fsf/trunk/libc/sysdeps/unix/sysv/linux/i386/getrlimit64.c (original)
+++ fsf/trunk/libc/sysdeps/unix/sysv/linux/i386/getrlimit64.c Sun Dec 26 00:03:09 2010
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999, 2000, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2000, 2005, 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
@@ -18,7 +18,7 @@
 
 #define getrlimit64 __new_getrlimit64
 
-#include <resource/getrlimit64.c>
+#include "../getrlimit64.c"
 
 #undef getrlimit64
 #include <shlib-compat.h>

Modified: fsf/trunk/libc/sysdeps/unix/sysv/linux/kernel-features.h
==============================================================================
--- fsf/trunk/libc/sysdeps/unix/sysv/linux/kernel-features.h (original)
+++ fsf/trunk/libc/sysdeps/unix/sysv/linux/kernel-features.h Sun Dec 26 00:03:09 2010
@@ -535,3 +535,8 @@
 #if __LINUX_KERNEL_VERSION >= 0x020624
 # define __ASSUME_STATFS_F_FLAGS	1
 #endif
+
+/* prlimit64 is available in 2.6.36.  */
+#if __LINUX_KERNEL_VERSION >= 0x020624
+# define __ASSUME_PRLIMIT64	1
+#endif

Added: fsf/trunk/libc/sysdeps/unix/sysv/linux/setrlimit64.c
==============================================================================
--- fsf/trunk/libc/sysdeps/unix/sysv/linux/setrlimit64.c (added)
+++ fsf/trunk/libc/sysdeps/unix/sysv/linux/setrlimit64.c Sun Dec 26 00:03:09 2010
@@ -1,0 +1,54 @@
+/* Copyright (C) 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
+   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 <sys/resource.h>
+#include <sys/types.h>
+#include <sysdep.h>
+#include <kernel-features.h>
+
+/* Set the soft and hard limits for RESOURCE to *RLIMITS.
+   Only the super-user can increase hard limits.
+   Return 0 if successful, -1 if not (and sets errno).  */
+int
+setrlimit64 (resource, rlimits)
+     enum __rlimit_resource resource;
+     const struct rlimit64 *rlimits;
+{
+#ifdef __ASSUME_PRLIMIT64
+  return INLINE_SYSCALL (prlimit64, 4, 0, resource, rlimits, NULL);
+#else
+# ifdef __NR_prlimit64
+  int res = INLINE_SYSCALL (prlimit64, 4, 0, resource, rlimits, NULL);
+  if (res == 0 || errno != ENOSYS)
+    return res;
+# endif
+  struct rlimit rlimits32;
+
+  if (rlimits->rlim_cur >= RLIM_INFINITY)
+    rlimits32.rlim_cur = RLIM_INFINITY;
+  else
+    rlimits32.rlim_cur = rlimits->rlim_cur;
+  if (rlimits->rlim_max >= RLIM_INFINITY)
+    rlimits32.rlim_max = RLIM_INFINITY;
+  else
+    rlimits32.rlim_max = rlimits->rlim_max;
+
+  return __setrlimit (resource, &rlimits32);
+#endif
+}