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-rw-r--r--ChangeLog14
-rw-r--r--NEWS4
-rw-r--r--nscd/connections.c1
-rw-r--r--string/Makefile2
-rw-r--r--string/Versions3
-rw-r--r--string/strerror_l.c71
-rw-r--r--string/string.h8
-rw-r--r--sysdeps/unix/sysv/linux/i386/sysdep.h18
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/sysdep.h31
9 files changed, 134 insertions, 18 deletions
diff --git a/ChangeLog b/ChangeLog
index 1c021d11af..7439aa2a3e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,16 @@
+2007-02-01 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/unix/sysv/linux/i386/sysdep.h (PTR_MANGLE): Roll value before
+ returning.
+ (PTR_DEMANGLE): Real definition now that it's not the same as
+ PRT_MANGLE anymore.
+ * sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise.
+
+ * string/strerror_l.c: New file.
+ * string/Makefile (routines): Add strerror_l.
+ * string/string.h: Declare strerror_l.
+ * string/Versions: Export strerror_l for GLIBC_2.6.
+
2007-01-31 Ulrich Drepper <drepper@redhat.com>
* nscd/nscd_helper.c (open_socket): Now takes request type and key
@@ -5,6 +18,7 @@
before the first poll use, it usually succeeds. Adjust all
callers.
* nscd/nscd-client.h: Define MAXKEYLEN.
+ * nscd/connections.c (nscd_run): Don't define MAXKEYLEN here.
2007-01-31 Jakub Jelinek <jakub@redhat.com>
diff --git a/NEWS b/NEWS
index a32179fe6a..69414e0203 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-GNU C Library NEWS -- history of user-visible changes. 2007-1-13
+GNU C Library NEWS -- history of user-visible changes. 2007-2-1
Copyright (C) 1992-2006, 2007 Free Software Foundation, Inc.
See the end for copying conditions.
@@ -9,6 +9,8 @@ Version 2.6
* New Linux interfaces: epoll_pwait.
+* New generic interfaces: strerror_l.
+
* nscd can now cache the services database. Implemented by Ulrich Drepper.
diff --git a/nscd/connections.c b/nscd/connections.c
index 03a75f9765..1328dc055e 100644
--- a/nscd/connections.c
+++ b/nscd/connections.c
@@ -1430,7 +1430,6 @@ nscd_run (void *p)
/* It should not be possible to crash the nscd with a silly
request (i.e., a terribly large key). We limit the size to 1kb. */
-#define MAXKEYLEN 1024
if (__builtin_expect (req.key_len, 1) < 0
|| __builtin_expect (req.key_len, 1) > MAXKEYLEN)
{
diff --git a/string/Makefile b/string/Makefile
index f087022b3c..d4ec22457d 100644
--- a/string/Makefile
+++ b/string/Makefile
@@ -40,7 +40,7 @@ routines := strcat strchr strcmp strcoll strcpy strcspn \
addsep replace) \
envz basename \
strcoll_l strxfrm_l string-inlines memrchr \
- xpg-strerror
+ xpg-strerror strerror_l
# 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 ee5dee903f..f145fd34a4 100644
--- a/string/Versions
+++ b/string/Versions
@@ -77,4 +77,7 @@ libc {
# x*
__xpg_strerror_r;
}
+ GLIBC_2.6 {
+ strerror_l;
+ }
}
diff --git a/string/strerror_l.c b/string/strerror_l.c
new file mode 100644
index 0000000000..348a3c50ec
--- /dev/null
+++ b/string/strerror_l.c
@@ -0,0 +1,71 @@
+/* Copyright (C) 2007 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 <libintl.h>
+#include <locale.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/param.h>
+
+
+static __thread char *last_value;
+
+
+static const char *
+translate (const char *str, locale_t loc)
+{
+ locale_t oldloc = __uselocale (loc);
+ const char *res = _(str);
+ __uselocale (oldloc);
+ return res;
+}
+
+
+/* Return a string describing the errno code in ERRNUM. */
+char *
+strerror_l (int errnum, locale_t loc)
+{
+
+
+ if (__builtin_expect (errnum < 0 || errnum >= _sys_nerr_internal
+ || _sys_errlist_internal[errnum] == NULL, 0))
+ {
+ free (last_value);
+ if (__asprintf (&last_value, "%s%d",
+ translate ("Unknown error ", loc), errnum) == -1)
+ last_value = NULL;
+
+ return last_value;
+ }
+
+ return (char *) translate (_sys_errlist_internal[errnum], loc);
+}
+
+
+#ifdef _LIBC
+# ifdef _LIBC_REENTRANT
+/* This is called when a thread is exiting to free the last_value string. */
+static void __attribute__ ((section ("__libc_thread_freeres_fn")))
+strerror_thread_freeres (void)
+{
+ free (last_value);
+}
+text_set_element (__libc_thread_subfreeres, strerror_thread_freeres);
+text_set_element (__libc_subfreeres, strerror_thread_freeres);
+# endif
+#endif
diff --git a/string/string.h b/string/string.h
index 1adf925bb0..5e1a96fc06 100644
--- a/string/string.h
+++ b/string/string.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-1993, 1995-2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1991-1993, 1995-2004, 2007 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
@@ -283,6 +283,12 @@ extern char *strerror_r (int __errnum, char *__buf, size_t __buflen)
# endif
#endif
+#ifdef __USE_GNU
+/* Translate error number to string according to the locale L. */
+extern char *strerror_l (int __errnum, __locale_t __l) __THROW;
+#endif
+
+
/* We define this function always since `bzero' is sometimes needed when
the namespace rules does not allow this. */
extern void __bzero (void *__s, size_t __n) __THROW __nonnull ((1));
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.h b/sysdeps/unix/sysv/linux/i386/sysdep.h
index 5286676fc1..89d5b12043 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.h
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992,1993,1995-2000,2002-2005,2006
+/* Copyright (C) 1992,1993,1995-2000,2002-2006,2007
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper, <drepper@gnu.org>, August 1995.
@@ -566,15 +566,23 @@ asm (".L__X'%ebx = 1\n\t"
is too complicated here since we have no PC-relative addressing mode. */
#else
# ifdef __ASSEMBLER__
-# define PTR_MANGLE(reg) xorl %gs:POINTER_GUARD, reg
-# define PTR_DEMANGLE(reg) PTR_MANGLE (reg)
+# define PTR_MANGLE(reg) xorl %gs:POINTER_GUARD, reg; \
+ roll $9, reg
+# define PTR_DEMANGLE(reg) rorl $9, reg; \
+ xorl %gs:POINTER_GUARD, reg
# else
-# define PTR_MANGLE(var) asm ("xorl %%gs:%c2, %0" \
+# define PTR_MANGLE(var) asm ("xorl %%gs:%c2, %0\n" \
+ "roll $9, %0" \
+ : "=r" (var) \
+ : "0" (var), \
+ "i" (offsetof (tcbhead_t, \
+ pointer_guard)))
+# define PTR_DEMANGLE(var) asm ("rorl $9, %0\n" \
+ "xorl %%gs:%c2, %0" \
: "=r" (var) \
: "0" (var), \
"i" (offsetof (tcbhead_t, \
pointer_guard)))
-# define PTR_DEMANGLE(var) PTR_MANGLE (var)
# endif
#endif
diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.h b/sysdeps/unix/sysv/linux/x86_64/sysdep.h
index 5dfffca455..3a0a632aab 100644
--- a/sysdeps/unix/sysv/linux/x86_64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2005, 2007 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
@@ -317,24 +317,37 @@
/* We cannot use the thread descriptor because in ld.so we use setjmp
earlier than the descriptor is initialized. */
# ifdef __ASSEMBLER__
-# define PTR_MANGLE(reg) xorq __pointer_chk_guard_local(%rip), reg
-# define PTR_DEMANGLE(reg) PTR_MANGLE (reg)
+# define PTR_MANGLE(reg) xorq __pointer_chk_guard_local(%rip), reg; \
+ rolq $17, reg
+# define PTR_DEMANGLE(reg) rorq $17, reg; \
+ xorq __pointer_chk_guard_local(%rip), reg
# else
-# define PTR_MANGLE(reg) asm ("xorq __pointer_chk_guard_local(%%rip), %0"\
+# define PTR_MANGLE(reg) asm ("xorq __pointer_chk_guard_local(%%rip), %0\n" \
+ "rolq $17, %0" \
+ : "=r" (reg) : "0" (reg))
+# define PTR_DEMANGLE(reg) asm ("rorq $17, %0\n" \
+ "xorq __pointer_chk_guard_local(%%rip), %0" \
: "=r" (reg) : "0" (reg))
-# define PTR_DEMANGLE(reg) PTR_MANGLE (reg)
# endif
#else
# ifdef __ASSEMBLER__
-# define PTR_MANGLE(reg) xorq %fs:POINTER_GUARD, reg
-# define PTR_DEMANGLE(reg) PTR_MANGLE (reg)
+# define PTR_MANGLE(reg) xorq %fs:POINTER_GUARD, reg; \
+ rolq $17, reg
+# define PTR_DEMANGLE(reg) rorq $17, reg; \
+ xorq %fs:POINTER_GUARD, reg
# else
-# define PTR_MANGLE(var) asm ("xorq %%fs:%c2, %0" \
+# define PTR_MANGLE(var) asm ("xorq %%fs:%c2, %0\n" \
+ "rolq $17, %0" \
+ : "=r" (var) \
+ : "0" (var), \
+ "i" (offsetof (tcbhead_t, \
+ pointer_guard)))
+# define PTR_DEMANGLE(var) asm ("rorq $17, %0\n" \
+ "xorq %%fs:%c2, %0" \
: "=r" (var) \
: "0" (var), \
"i" (offsetof (tcbhead_t, \
pointer_guard)))
-# define PTR_DEMANGLE(var) PTR_MANGLE (var)
# endif
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 22:59:08 +0000