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
|
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include "log.h"
/* Message buffer */
#define MBUF_SIZE 512
static void (*log_output)(int level, const char *source, int line, const char *msg) = NULL;
static int min_level = LOGL_INFO;
void
dp_log_set_output(void (*output)(int, const char *, int, const char *))
{
log_output = output;
}
void
dp_log_set_level(int level)
{
min_level = level;
}
void
dp_log_write(int level, const char *source, int line, const char *fmt, ...)
{
char mbuf[MBUF_SIZE];
char *msg;
va_list va;
int len;
if (level < min_level)
return;
if (!log_output)
return;
msg = mbuf;
va_start(va, fmt);
len = vsnprintf(msg, MBUF_SIZE, fmt, va);
va_end(va);
if (len >= MBUF_SIZE)
{
msg = (char *)malloc(len + 1);
va_start(va, fmt);
len = vsnprintf(msg, len + 1, fmt, va);
va_end(va);
}
log_output(level, source, line, msg);
if (msg != mbuf)
free(msg);
}
|
