SphinxBase  0.6
err.c
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1 /* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 /* ====================================================================
3  * Copyright (c) 1999-2004 Carnegie Mellon University. All rights
4  * reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  * notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  * notice, this list of conditions and the following disclaimer in
15  * the documentation and/or other materials provided with the
16  * distribution.
17  *
18  * This work was supported in part by funding from the Defense Advanced
19  * Research Projects Agency and the National Science Foundation of the
20  * United States of America, and the CMU Sphinx Speech Consortium.
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22  * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND
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42 #include "config.h"
43 
44 #include <stdio.h>
45 #include <stdlib.h>
46 #include <stdarg.h>
47 #include <string.h>
48 #include <errno.h>
49 
50 #include "sphinxbase/err.h"
51 
52 #ifdef SPHINX_DEBUG
53 static int sphinx_debug_level;
54 int
55 err_set_debug_level(int level)
56 {
57  int prev = sphinx_debug_level;
58  sphinx_debug_level = level;
59  return prev;
60 }
61 int
63 {
64  return sphinx_debug_level;
65 }
66 #else
67 int
69 {
70  return 0;
71 }
72 
73 int
75 {
76  return 0;
77 }
78 #endif
79 
80 #if defined(HAVE_PTHREAD_H)
81 #include <pthread.h>
82 static pthread_key_t logfp_index;
83 static pthread_once_t logfp_index_once = PTHREAD_ONCE_INIT;
84 
85 void
86 logfp_index_alloc(void)
87 {
88  pthread_key_create(&logfp_index, NULL);
89 }
90 
91 FILE *
92 err_get_logfp(void)
93 {
94  FILE *logfp;
95 
96  pthread_once(&logfp_index_once, logfp_index_alloc);
97  logfp = (FILE *)pthread_getspecific(logfp_index);
98 
99  if (logfp == NULL)
100  return stderr;
101  else if (logfp == (FILE*) -1)
102  return NULL;
103  else
104  return logfp;
105 }
106 
107 static void
108 internal_set_logfp(FILE *fh)
109 {
110  if (fh == NULL)
111  fh = (FILE*) -1;
112 
113  pthread_setspecific(logfp_index, (void *)fh);
114 }
115 
116 #elif defined(_WIN32) || defined(__CYGWIN__) /* Use Windows TLS on Cygwin */
117 #include <windows.h>
118 static DWORD logfp_index;
119 static LONG logfp_index_once = 0;
121 void
122 logfp_index_alloc(void)
123 {
124  logfp_index = TlsAlloc();
125 }
126 
127 FILE *
128 err_get_logfp(void)
129 {
130  FILE *logfp;
131 
132  if (InterlockedExchange(&logfp_index_once, 1) == 0)
133  logfp_index_alloc();
134  logfp = (FILE *)TlsGetValue(logfp_index);
135 
136  if (logfp == NULL)
137  return stderr;
138  else if (logfp == (FILE*) -1)
139  return NULL;
140  else
141  return logfp;
142 }
143 
144 static void
145 internal_set_logfp(FILE *fh)
146 {
147  if (fh == NULL)
148  fh = (FILE*) -1;
149 
150  TlsSetValue(logfp_index, (void *)fh);
151 }
152 
153 #else
154 FILE *logfp = NULL;
155 
156 FILE *
158 {
159  if (logfp == NULL)
160  return stderr;
161  else if (logfp == (FILE*) -1)
162  return NULL;
163  else
164  return logfp;
165 }
166 
167 static void
168 internal_set_logfp(FILE *fh)
169 {
170  if (fh == NULL)
171  fh = (FILE*) -1;
172 
173  logfp = fh;
174 }
175 
176 #endif
177 
178 FILE *
179 err_set_logfp(FILE *newfp)
180 {
181  FILE *oldfp;
182 
183  oldfp = err_get_logfp();
184  internal_set_logfp(newfp);
185 
186  return oldfp;
187 }
188 
189 int
190 err_set_logfile(char const *file)
191 {
192  FILE *newfp, *oldfp;
193 
194  if ((newfp = fopen(file, "a")) == NULL)
195  return -1;
196  oldfp = err_get_logfp();
197  internal_set_logfp(newfp);
198  if (oldfp != NULL && oldfp != stdout && oldfp != stderr)
199  fclose(oldfp);
200  return 0;
201 }
202 
203 
204 void
205 _E__pr_info_header_wofn(char const *msg)
206 {
207  FILE *logfp;
208 
209  logfp = err_get_logfp();
210  if (logfp == NULL)
211  return;
212  /* make different format so as not to be parsed by emacs compile */
213  fprintf(logfp, "%s:\t", msg);
214  fflush(logfp);
215 }
216 
217 void
218 _E__pr_header(char const *f, long ln, char const *msg)
219 {
220  char const *fname;
221  FILE *logfp;
222 
223  logfp = err_get_logfp();
224  if (logfp == NULL)
225  return;
226  fname = strrchr(f,'\\');
227  if (fname == NULL)
228  fname = strrchr(f,'/');
229  fprintf(logfp, "%s: \"%s\", line %ld: ", msg, fname == NULL ? f : fname + 1, ln);
230  fflush(logfp);
231 }
232 
233 void
234 _E__pr_info_header(char const *f, long ln, char const *msg)
235 {
236  char const *fname;
237  FILE *logfp;
238 
239  logfp = err_get_logfp();
240  if (logfp == NULL)
241  return;
242  fname = strrchr(f,'\\');
243  if (fname == NULL)
244  fname = strrchr(f,'/');
245  /* make different format so as not to be parsed by emacs compile */
246  fprintf(logfp, "%s: %s(%ld): ", msg, fname == NULL ? f : fname + 1, ln);
247  fflush(logfp);
248 }
249 
250 void
251 _E__pr_warn(char const *fmt, ...)
252 {
253  va_list pvar;
254  FILE *logfp;
255 
256  logfp = err_get_logfp();
257  if (logfp == NULL)
258  return;
259  va_start(pvar, fmt);
260  vfprintf(logfp, fmt, pvar);
261  va_end(pvar);
262 
263  fflush(logfp);
264 }
265 
266 void
267 _E__pr_info(char const *fmt, ...)
268 {
269  va_list pvar;
270  FILE *logfp;
271 
272  logfp = err_get_logfp();
273  if (logfp == NULL)
274  return;
275  va_start(pvar, fmt);
276  vfprintf(logfp, fmt, pvar);
277  va_end(pvar);
278 
279  fflush(logfp);
280 }
281 
282 void
283 _E__die_error(char const *fmt, ...)
284 {
285  va_list pvar;
286  FILE *logfp;
287 
288  logfp = err_get_logfp();
289  if (logfp) {
290  va_start(pvar, fmt);
291  vfprintf(logfp, fmt, pvar);
292  va_end(pvar);
293  fflush(logfp);
294  }
295 
296 #if defined(__ADSPBLACKFIN__) && !defined(__linux__)
297  while(1);
298 #else
299  exit(-1);
300 #endif
301 }
302 
303 void
304 _E__fatal_sys_error(char const *fmt, ...)
305 {
306  va_list pvar;
307  FILE *logfp;
308  int local_errno = errno;
309 
310  logfp = err_get_logfp();
311  if (logfp) {
312  va_start(pvar, fmt);
313  vfprintf(logfp, fmt, pvar);
314  va_end(pvar);
315 
316  fprintf(logfp, ": %s\n", strerror(local_errno));
317  fflush(logfp);
318  }
319 
320 
321 #if defined(__ADSPBLACKFIN__) && !defined(__linux__)
322  while(1);
323 #else
324  exit(-1);
325 #endif
326 
327 }
328 
329 void
330 _E__sys_error(char const *fmt, ...)
331 {
332  va_list pvar;
333  FILE *logfp;
334  int local_errno = errno;
335 
336  logfp = err_get_logfp();
337  if (logfp == NULL)
338  return;
339 
340  va_start(pvar, fmt);
341  vfprintf(logfp, fmt, pvar);
342  va_end(pvar);
343 
344  fprintf(logfp, ": %s\n", strerror(local_errno));
345  fflush(logfp);
346 }
347 
348 void
349 _E__abort_error(char const *fmt, ...)
350 {
351  va_list pvar;
352  FILE *logfp;
353 
354  logfp = err_get_logfp();
355  if (logfp) {
356  va_start(pvar, fmt);
357  vfprintf(logfp, fmt, pvar);
358  va_end(pvar);
359  fflush(logfp);
360  }
361 
362 #if defined(__ADSPBLACKFIN__) && !defined(__linux__)
363 while(1);
364 #elif defined(_WIN32_WCE)
365 exit(-1);
366 #else
367 abort();
368 #endif
369 
370 }
FILE * err_set_logfp(FILE *newfp)
Direct all logging to a given filehandle.
Definition: err.c:179
int err_set_debug_level(int level)
Set debugging verbosity level.
Definition: err.c:68
Implementation of logging routines.
int err_set_logfile(char const *file)
Append all log messages to a given file.
Definition: err.c:190
FILE * err_get_logfp(void)
Get the current logging filehandle.
Definition: err.c:157
int err_get_debug_level(void)
Get debugging verbosity level.
Definition: err.c:74