err.c
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/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
/* ====================================================================
* Copyright (c) 1999-2004 Carnegie Mellon University. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* This work was supported in part by funding from the Defense Advanced
* Research Projects Agency and the National Science Foundation of the
* United States of America, and the CMU Sphinx Speech Consortium.
*
* THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND
* ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
* NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* ====================================================================
*
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <errno.h>
#include "sphinxbase/err.h"
#ifdef SPHINX_DEBUG
static int sphinx_debug_level;
int
err_set_debug_level(int level)
{
int prev = sphinx_debug_level;
sphinx_debug_level = level;
return prev;
}
int
err_get_debug_level(void)
{
return sphinx_debug_level;
}
#else
int
err_set_debug_level(int level)
{
return 0;
}
int
err_get_debug_level(void)
{
return 0;
}
#endif
#if defined(HAVE_PTHREAD_H)
#include <pthread.h>
static pthread_key_t logfp_index;
static pthread_once_t logfp_index_once = PTHREAD_ONCE_INIT;
void
logfp_index_alloc(void)
{
pthread_key_create(&logfp_index, NULL);
}
FILE *
err_get_logfp(void)
{
FILE *logfp;
pthread_once(&logfp_index_once, logfp_index_alloc);
logfp = (FILE *)pthread_getspecific(logfp_index);
if (logfp == NULL)
return stderr;
else if (logfp == (FILE*) -1)
return NULL;
else
return logfp;
}
static void
internal_set_logfp(FILE *fh)
{
if (fh == NULL)
fh = (FILE*) -1;
pthread_setspecific(logfp_index, (void *)fh);
}
#elif defined(_WIN32) || defined(__CYGWIN__) /* Use Windows TLS on Cygwin */
#include <windows.h>
static DWORD logfp_index;
static LONG logfp_index_once = 0;
void
logfp_index_alloc(void)
{
logfp_index = TlsAlloc();
}
FILE *
err_get_logfp(void)
{
FILE *logfp;
if (InterlockedExchange(&logfp_index_once, 1) == 0)
logfp_index_alloc();
logfp = (FILE *)TlsGetValue(logfp_index);
if (logfp == NULL)
return stderr;
else if (logfp == (FILE*) -1)
return NULL;
else
return logfp;
}
static void
internal_set_logfp(FILE *fh)
{
if (fh == NULL)
fh = (FILE*) -1;
TlsSetValue(logfp_index, (void *)fh);
}
#else
FILE *logfp = NULL;
FILE *
err_get_logfp(void)
{
if (logfp == NULL)
return stderr;
else if (logfp == (FILE*) -1)
return NULL;
else
return logfp;
}
static void
internal_set_logfp(FILE *fh)
{
if (fh == NULL)
fh = (FILE*) -1;
logfp = fh;
}
#endif
FILE *
err_set_logfp(FILE *newfp)
{
FILE *oldfp;
oldfp = err_get_logfp();
internal_set_logfp(newfp);
return oldfp;
}
int
err_set_logfile(char const *file)
{
FILE *newfp, *oldfp;
if ((newfp = fopen(file, "a")) == NULL)
return -1;
oldfp = err_get_logfp();
internal_set_logfp(newfp);
if (oldfp != NULL && oldfp != stdout && oldfp != stderr)
fclose(oldfp);
return 0;
}
void
_E__pr_info_header_wofn(char const *msg)
{
FILE *logfp;
logfp = err_get_logfp();
if (logfp == NULL)
return;
/* make different format so as not to be parsed by emacs compile */
fprintf(logfp, "%s:\t", msg);
fflush(logfp);
}
void
_E__pr_header(char const *f, long ln, char const *msg)
{
char const *fname;
FILE *logfp;
logfp = err_get_logfp();
if (logfp == NULL)
return;
fname = strrchr(f,'\\');
if (fname == NULL)
fname = strrchr(f,'/');
fprintf(logfp, "%s: \"%s\", line %ld: ", msg, fname == NULL ? f : fname + 1, ln);
fflush(logfp);
}
void
_E__pr_info_header(char const *f, long ln, char const *msg)
{
char const *fname;
FILE *logfp;
logfp = err_get_logfp();
if (logfp == NULL)
return;
fname = strrchr(f,'\\');
if (fname == NULL)
fname = strrchr(f,'/');
/* make different format so as not to be parsed by emacs compile */
fprintf(logfp, "%s: %s(%ld): ", msg, fname == NULL ? f : fname + 1, ln);
fflush(logfp);
}
void
_E__pr_warn(char const *fmt, ...)
{
va_list pvar;
FILE *logfp;
logfp = err_get_logfp();
if (logfp == NULL)
return;
va_start(pvar, fmt);
vfprintf(logfp, fmt, pvar);
va_end(pvar);
fflush(logfp);
}
void
_E__pr_info(char const *fmt, ...)
{
va_list pvar;
FILE *logfp;
logfp = err_get_logfp();
if (logfp == NULL)
return;
va_start(pvar, fmt);
vfprintf(logfp, fmt, pvar);
va_end(pvar);
fflush(logfp);
}
void
_E__die_error(char const *fmt, ...)
{
va_list pvar;
FILE *logfp;
logfp = err_get_logfp();
if (logfp) {
va_start(pvar, fmt);
vfprintf(logfp, fmt, pvar);
va_end(pvar);
fflush(logfp);
}
#if defined(__ADSPBLACKFIN__) && !defined(__linux__)
while(1);
#else
exit(-1);
#endif
}
void
_E__fatal_sys_error(char const *fmt, ...)
{
va_list pvar;
FILE *logfp;
int local_errno = errno;
logfp = err_get_logfp();
if (logfp) {
va_start(pvar, fmt);
vfprintf(logfp, fmt, pvar);
va_end(pvar);
fprintf(logfp, ": %s\n", strerror(local_errno));
fflush(logfp);
}
#if defined(__ADSPBLACKFIN__) && !defined(__linux__)
while(1);
#else
exit(-1);
#endif
}
void
_E__sys_error(char const *fmt, ...)
{
va_list pvar;
FILE *logfp;
int local_errno = errno;
logfp = err_get_logfp();
if (logfp == NULL)
return;
va_start(pvar, fmt);
vfprintf(logfp, fmt, pvar);
va_end(pvar);
fprintf(logfp, ": %s\n", strerror(local_errno));
fflush(logfp);
}
void
_E__abort_error(char const *fmt, ...)
{
va_list pvar;
FILE *logfp;
logfp = err_get_logfp();
if (logfp) {
va_start(pvar, fmt);
vfprintf(logfp, fmt, pvar);
va_end(pvar);
fflush(logfp);
}
#if defined(__ADSPBLACKFIN__) && !defined(__linux__)
while(1);
#elif defined(_WIN32_WCE)
exit(-1);
#else
abort();
#endif
}
err_set_logfp
FILE * err_set_logfp(FILE *newfp)
Direct all logging to a given filehandle.
Definition: err.c:179
err_set_debug_level
int err_set_debug_level(int level)
Set debugging verbosity level.
Definition: err.c:68
err.h
Implementation of logging routines.
err_set_logfile
int err_set_logfile(char const *file)
Append all log messages to a given file.
Definition: err.c:190
err_get_logfp
FILE * err_get_logfp(void)
Get the current logging filehandle.
Definition: err.c:157
err_get_debug_level
int err_get_debug_level(void)
Get debugging verbosity level.
Definition: err.c:74