Logo AND Algorithmique Numérique Distribuée

Public GIT Repository
Renamed any gras stuff that was in xbt and should therefore be called
[simgrid.git] / src / xbt / log_default_appender.c
1 /* $Id$ */
2
3 /* file_appender - a dumb log appender which simply prints to stdout        */
4
5 /* Authors: Martin Quinson                                                  */
6 /* Copyright (C) 2003, 2004 Martin Quinson.                                 */
7
8 /* This program is free software; you can redistribute it and/or modify it
9    under the terms of the license (GNU LGPL) which comes with this package. */
10
11 #include "xbt/sysdep.h"
12 #include "xbt/log.h"
13 #include "xbt/error.h"
14 #include <stdio.h>
15
16 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(log_app,log,"default logging handler");
17
18 /**
19  * The root category's default logging function.
20  */
21
22 extern const char *xbt_log_priority_names[7];
23
24 static void append_file(xbt_log_appender_t this, xbt_log_event_t ev,
25                         const char *fmt);
26
27 /*
28 struct xbt_log_appender_file_s {
29   xbt_log_appender_t* appender;
30   FILE *file;
31 };
32 */
33
34 static s_xbt_log_appender_t xbt_log_appender_file = { append_file, NULL } ;
35 /* appender_data=FILE* */
36
37 xbt_log_appender_t xbt_log_default_appender  = &xbt_log_appender_file;
38
39 static void append_file(xbt_log_appender_t this,
40                         xbt_log_event_t ev, 
41                         const char *fmt) {
42
43   /* TODO: define a format field in struct for timestamp, etc.
44      struct DefaultLogAppender* this = (struct DefaultLogAppender*)this0;*/
45     
46     if ((FILE*)(this->appender_data) == NULL)
47       this->appender_data = (void*)stderr;
48     
49     xbt_assert0(ev->priority>=0,
50                  "Negative logging priority naturally forbidden");
51     xbt_assert1(ev->priority<sizeof(xbt_log_priority_names),
52                  "Priority %d is greater than the biggest allowed value",
53                  ev->priority);
54
55     fprintf(stderr, "%s:%d: ", ev->fileName, ev->lineNum);
56     fprintf(stderr, "[%s/%s] ", 
57             ev->cat->name, xbt_log_priority_names[ev->priority]);
58     vfprintf(stderr, fmt, ev->ap);
59     fprintf(stderr, "\n");
60 }