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/***
This file is part of PulseAudio.
Copyright 2004-2006 Lennart Poettering
Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
PulseAudio 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 of the License,
or (at your option) any later version.
PulseAudio 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
General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pulse/utf8.h>
#include <pulse/xmalloc.h>
#include <pulsecore/core-util.h>
#include <pulsecore/native-common.h>
#include <pulsecore/thread.h>
#include <pulsecore/macro.h>
#include <pulsecore/log.h>
#include "core-error.h"
PA_STATIC_TLS_DECLARE(cstrerror, pa_xfree);
const char* pa_cstrerror(int errnum) {
const char *original = NULL;
char *translated, *t;
char errbuf[128];
if (errnum < 0)
errnum = -errnum;
if ((t = PA_STATIC_TLS_GET(cstrerror)))
pa_xfree(t);
#if defined(HAVE_STRERROR_R) && defined(__GLIBC__)
original = strerror_r(errnum, errbuf, sizeof(errbuf));
#elif defined(HAVE_STRERROR_R)
if (strerror_r(errnum, errbuf, sizeof(errbuf)) == 0) {
errbuf[sizeof(errbuf) - 1] = 0;
original = errbuf;
}
#else
/* This might not be thread safe, but we hope for the best */
original = strerror(errnum);
#endif
if (!original) {
pa_snprintf(errbuf, sizeof(errbuf), "Unknown error %i", errnum);
original = errbuf;
}
if (!(translated = pa_locale_to_utf8(original))) {
pa_log_warn("Unable to convert error string to locale, filtering.");
translated = pa_utf8_filter(original);
}
PA_STATIC_TLS_SET(cstrerror, translated);
return translated;
}
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