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authorUlrich Drepper <drepper@redhat.com>2007-02-01 16:14:15 +0000
committerUlrich Drepper <drepper@redhat.com>2007-02-01 16:14:15 +0000
commit4a44ce79c6dee9a77207466142a36caa9fa54141 (patch)
tree20a07e11954af12cf170253bbc4429e28ca928df /string/strerror_l.c
parent58a2d52e95b8c38ce43dcfbd6cce1d1ca1196c61 (diff)
* sysdeps/unix/sysv/linux/i386/sysdep.h (PTR_MANGLE): Roll value beforecvs/fedora-glibc-20070202T0923
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. * nscd/connections.c (nscd_run): Don't define MAXKEYLEN here.
Diffstat (limited to 'string/strerror_l.c')
-rw-r--r--string/strerror_l.c71
1 files changed, 71 insertions, 0 deletions
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