2 * Copyright (c) 1995, Index Data
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.12 1997-05-01 15:08:14 adam
8 * Added log_mask_str_x routine.
10 * Revision 1.11 1996/02/05 12:24:32 adam
11 * Implemented log_event_{start,end}-functions.
13 * Revision 1.10 1995/12/06 09:51:27 quinn
14 * Fixed the log-prefix buffer - it was too small and the setup code lacked
17 * Revision 1.9 1995/09/29 17:12:34 quinn
20 * Revision 1.8 1995/09/27 15:03:02 quinn
21 * Modified function heads & prototypes.
23 * Revision 1.7 1995/06/19 12:40:18 quinn
26 * Revision 1.6 1995/06/15 15:45:03 quinn
29 * Revision 1.5 1995/05/16 08:51:11 quinn
30 * License, documentation, and memory fixes
32 * Revision 1.4 1995/05/15 11:56:55 quinn
33 * Debuggng & adjustments.
35 * Revision 1.3 1995/04/10 10:23:51 quinn
38 * Revision 1.2 1995/03/31 10:16:55 quinn
41 * Revision 1.1 1995/03/30 10:26:53 quinn
44 * Revision 1.9 1994/12/12 12:09:02 quinn
47 * Revision 1.8 1994/11/22 13:15:38 quinn
50 * Revision 1.7 1994/10/05 10:16:11 quinn
51 * Added xrealloc. Fixed bug in log.
53 * Revision 1.6 1994/10/04 14:02:19 quinn
56 * Revision 1.5 1994/09/28 13:07:41 adam
57 * Implemented log_mask_str.
59 * Revision 1.4 1994/09/27 20:04:13 quinn
62 * Revision 1.3 1994/08/18 08:18:48 quinn
63 * Added prefix to log_init.
65 * Revision 1.2 1994/08/17 14:27:53 quinn
68 * Revision 1.1 1994/08/17 13:23:15 quinn
83 static int l_level = LOG_DEFAULT_LEVEL;
84 static FILE *l_file = stderr;
85 static char l_prefix[512] = "log";
92 { LOG_FATAL, "fatal"},
93 { LOG_DEBUG, "debug"},
104 char *strerror(int n)
106 extern char *sys_errlist[];
107 return sys_errlist[n];
117 void log_init(int level, const char *prefix, const char *name)
120 if (prefix && *prefix)
121 sprintf(l_prefix, "%.512s", prefix);
122 if (!name || !*name || l_file != stderr)
124 if (!(l_file = fopen(name, "a")))
126 setvbuf(l_file, 0, _IONBF, 0);
129 static void (*start_hook_func)(int, const char *, void *) = NULL;
130 void *start_hook_info;
131 static void (*end_hook_func)(int, const char *, void *) = NULL;
134 void log_event_start (void (*func)(int, const char *, void *), void *info)
136 start_hook_func = func;
137 start_hook_info = info;
140 void log_event_end (void (*func)(int, const char *, void *), void *info)
142 end_hook_func = func;
143 end_hook_info = info;
146 void logf(int level, const char *fmt, ...)
149 char buf[4096], flags[1024];
156 if (!(level & l_level))
159 for (i = 0; level && mask_names[i].name; i++)
160 if (mask_names[i].mask & level)
162 if (*mask_names[i].name)
163 sprintf(flags + strlen(flags), "[%s]", mask_names[i].name);
164 level -= mask_names[i].mask;
167 vsprintf(buf, fmt, ap);
168 if (o_level & LOG_ERRNO)
169 sprintf(buf + strlen(buf), " [%s]", strerror(errno));
171 (*start_hook_func)(o_level, buf, start_hook_info);
173 tim = localtime(&ti);
174 strftime(tbuf, 50, "%H:%M:%S-%d/%m", tim);
175 fprintf(l_file, "%s: %s: %s %s\n", tbuf, l_prefix, flags, buf);
178 (*end_hook_func)(o_level, buf, end_hook_info);
181 int log_mask_str (const char *str)
183 return log_mask_str_x (str, LOG_DEFAULT_LEVEL);
186 int log_mask_str_x (const char *str, int level)
193 for (p = str; *p && *p != ','; p++)
195 if (*str == '-' || isdigit(*str))
198 for (i = 0; mask_names[i].name; i++)
199 if (strlen (mask_names[i].name) == p-str &&
200 memcmp (mask_names[i].name, str, p-str) == 0)
202 if (mask_names[i].mask)
203 level |= mask_names[i].mask;