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author | Ulrich Drepper <drepper@redhat.com> | 2007-02-01 16:14:15 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2007-02-01 16:14:15 +0000 |
commit | 4a44ce79c6dee9a77207466142a36caa9fa54141 (patch) | |
tree | 20a07e11954af12cf170253bbc4429e28ca928df /string/strerror_l.c | |
parent | 58a2d52e95b8c38ce43dcfbd6cce1d1ca1196c61 (diff) | |
download | glibc-4a44ce79c6dee9a77207466142a36caa9fa54141.tar.gz glibc-4a44ce79c6dee9a77207466142a36caa9fa54141.tar.xz glibc-4a44ce79c6dee9a77207466142a36caa9fa54141.zip |
* sysdeps/unix/sysv/linux/i386/sysdep.h (PTR_MANGLE): Roll value before cvs/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.c | 71 |
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 |