glibc/string/strerror_l.c
Ulrich Drepper 965cba048c * elf/dl-open.c (dl_open_worker): Declare l in 2 different
smaller scopes.
	* elf/dl-dst.h (DL_DST_REQ_STATIC): Add l as macro argument.
	(DL_DST_REQUIRED): Adjust user.

	* include/dlfcn.h (struct link_map): New forward decl.

	* inet/getnameinfo.c: Include stddef.h.
	(getnameinfo): Use offsetof.

	* time/tst-mktime2.c (do_test): Don't rely on signed wrap.

	* stdio-common/vfprintf.c (_itoa): Undef before redefining.

	* string/strerror_l.c: Include stdlib.h.
2007-03-17 17:09:13 +00:00

73 lines
2.0 KiB
C

/* 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 <stdlib.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