source: trunk/mondo/src/lib/mr_msg.c @ 900

Last change on this file since 900 was 900, checked in by bruno, 13 years ago

Huge patch to introduce low level functions that will bw used everywhere (mr_free, mr_asprintf, ...)
Nearly linking now due to that.

  • Property svn:eol-style set to native
File size: 1.1 KB
RevLine 
[900]1/*
2 * $Id$
3 *
4 * Code (c)2006 Bruno Cornec <bruno@mondorescue.org>
5 *
6 *     Main file of mr_msg : a very small and simple
7 *     library for messages management
8 *
9 * Provided under the GPLv2
10 */
11
12#include <stdio.h>
13#include <stdarg.h>
14
15static int mr_loglevel = 0;
16static char *mr_logfile = NULL;
17
18/* Initialization function for messages */
19void mr_msg_init(void) {
20
21}
22
23/*
24 * Function that log a message. Not called directly
25 * but through macros in mr_msg.h
26 */
27void _mr_msg(int debug, const char *file, const char *function, int line, const char *fmt, ...) {
28
29    va_list args;
30    int i = 0;
31    int res = 0;
32    FILE *fout = NULL;
33
34    if (debug <= mr_loglevel) {
35        va_start(args, fmt);
36        if (!(fout = fopen(mr_logfile, "a"))) {
37            fprintf(stderr,"Unable to append to %s\n",mr_logfile);
38            return;
39        }
40
41        // add 2 spaces to distinguish log levels
42        if (debug > 0) {
43            for (i = 1; i < debug; i++)
44                fprintf(fout, "  ");
45            fprintf(fout, "%s->%s#%d: ", file, function, line);
46        }
47        vfprintf(fout, fmt, args);
48
49        va_end(args);
50        fprintf(fout, "\n");
51        if ((res = fclose(fout)) != 0) {
52            fprintf(stderr,"Unable to close %s\n",mr_logfile);
53        }
54    }
55}
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