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79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
/***
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This file is part of PulseAudio.
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Copyright 2004-2006 Lennart Poettering
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Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
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PulseAudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation; either version 2.1 of the License,
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or (at your option) any later version.
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PulseAudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with PulseAudio; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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***/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <pulse/utf8.h>
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#include <pulse/xmalloc.h>
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#include <pulsecore/thread.h>
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#include <pulsecore/macro.h>
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#include <pulsecore/log.h>
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#include "core-error.h"
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PA_STATIC_TLS_DECLARE(cstrerror, pa_xfree);
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const char* pa_cstrerror(int errnum) {
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const char *original = NULL;
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char *translated, *t;
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char errbuf[128];
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if (errnum < 0)
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errnum = -errnum;
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if ((t = PA_STATIC_TLS_GET(cstrerror)))
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pa_xfree(t);
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#if defined(HAVE_STRERROR_R) && defined(__GLIBC__)
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original = strerror_r(errnum, errbuf, sizeof(errbuf));
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#elif defined(HAVE_STRERROR_R)
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if (strerror_r(errnum, errbuf, sizeof(errbuf)) == 0) {
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errbuf[sizeof(errbuf) - 1] = 0;
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original = errbuf;
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}
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#else
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/* This might not be thread safe, but we hope for the best */
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original = strerror(errnum);
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#endif
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if (!original) {
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pa_snprintf(errbuf, sizeof(errbuf), "Unknown error %i", errnum);
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original = errbuf;
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}
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if (!(translated = pa_locale_to_utf8(original))) {
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pa_log_warn("Unable to convert error string to locale, filtering.");
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translated = pa_utf8_filter(original);
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}
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PA_STATIC_TLS_SET(cstrerror, translated);
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return translated;
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}
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