-
Notifications
You must be signed in to change notification settings - Fork 9
/
logging.c
75 lines (61 loc) · 1.63 KB
/
logging.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
#include "config.h"
#include <string.h>
#include <stdarg.h>
#ifdef HAVE_SYSLOG_H
/* Need __USE_BSD for vsyslog on linux */
#ifndef __USE_BSD
# define __USE_BSD
#endif
#include <syslog.h>
#endif
#include "conflate.h"
#include "conflate_internal.h"
#include "conflate_convenience.h"
static char* lvl_name(enum conflate_log_level lvl)
{
char *rv = NULL;
switch(lvl) {
case LOG_LVL_FATAL: rv = "FATAL"; break;
case LOG_LVL_ERROR: rv = "ERROR"; break;
case LOG_LVL_WARN: rv = "WARN"; break;
case LOG_LVL_INFO: rv = "INFO"; break;
case LOG_LVL_DEBUG: rv = "DEBUG"; break;
}
return rv;
}
#ifdef HAVE_SYSLOG_H
static int prio_map(enum conflate_log_level lvl)
{
int rv = LOG_EMERG;
switch(lvl) {
case LOG_LVL_FATAL: rv = LOG_CRIT; break;
case LOG_LVL_ERROR: rv = LOG_ERR; break;
case LOG_LVL_WARN: rv = LOG_WARNING; break;
case LOG_LVL_INFO: rv = LOG_INFO; break;
case LOG_LVL_DEBUG: rv = LOG_DEBUG; break;
}
return rv;
}
void conflate_syslog_logger(void *userdata, enum conflate_log_level lvl,
const char *msg, ...)
{
(void)userdata;
char fmt[strlen(msg) + 16];
snprintf(fmt, sizeof(fmt), "%s: %s\n", lvl_name(lvl), msg);
va_list ap;
va_start(ap, msg);
vsyslog(prio_map(lvl), msg, ap);
va_end(ap);
}
#endif
void conflate_stderr_logger(void *userdata, enum conflate_log_level lvl,
const char *msg, ...)
{
(void)userdata;
char fmt[strlen(msg) + 16];
snprintf(fmt, sizeof(fmt), "%s: %s\n", lvl_name(lvl), msg);
va_list ap;
va_start(ap, msg);
vfprintf(stderr, fmt, ap);
va_end(ap);
}