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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
#include <unistd.h>
#include "log.h"
int logLevel = MESS_DEBUG;
static FILE *errorFile = NULL;
static FILE *messageFile = NULL;
int flags = 0;
void logSetLevel(int level)
{
logLevel = level;
}
void logSetErrorFile(FILE * f)
{
errorFile = f;
}
void logSetMessageFile(FILE * f)
{
messageFile = f;
}
void logSetFlags(int newFlags)
{
flags |= newFlags;
}
void logClearFlags(int newFlags)
{
flags &= ~newFlags;
}
#if 0
void log(int fd, char *format, ...)
{
int i = 0;
char *buf = NULL;
va_list args;
int size;
va_start(args, format);
do {
i += 1000;
if (buf)
free(buf);
buf = malloc(i);
size = vsnprintf(buf, i, format, args);
} while (size >= i);
write(fd, buf, size);
free(buf);
va_end(args);
}
#endif
void message(int level, char *format, ...)
{
va_list args;
FILE *where = NULL;
int showTime = 0;
if (errorFile == NULL)
errorFile = stderr;
if (messageFile == NULL)
messageFile = stderr;
where = errorFile;
if (level >= logLevel) {
va_start(args, format);
switch (level) {
case MESS_DEBUG:
where = messageFile;
showTime = 1;
break;
case MESS_NORMAL:
case MESS_VERBOSE:
where = messageFile;
break;
default:
if (flags & LOG_TIMES)
fprintf(where, "%ld: ", (long) time(NULL));
fprintf(errorFile, "error: ");
break;
}
if (showTime && (flags & LOG_TIMES)) {
fprintf(where, "%ld:", (long) time(NULL));
}
vfprintf(where, format, args);
fflush(where);
va_end(args);
if (level == MESS_FATAL)
exit(1);
}
}
|