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Revision 1.21 - (show annotations)
Wed Jun 4 14:01:29 2025 UTC (9 months, 1 week ago) by sysadm
Branch: MAIN
Changes since 1.20: +4 -2 lines
Content type: text/x-csrc
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1 /***************************************************************************
2 log.c - description
3 -------------------
4 Copyright : (C) 2004-2025 by Leaflet
5 Email : leaflet@leafok.com
6 ***************************************************************************/
7
8 /***************************************************************************
9 * *
10 * This program is free software; you can redistribute it and/or modify *
11 * it under the terms of the GNU General Public License as published by *
12 * the Free Software Foundation; either version 3 of the License, or *
13 * (at your option) any later version. *
14 * *
15 ***************************************************************************/
16
17 #include "log.h"
18 #include "io.h"
19 #include "common.h"
20 #include <stdio.h>
21 #include <stdarg.h>
22 #include <sys/types.h>
23 #include <time.h>
24 #include <unistd.h>
25
26 #define _POSIX_C_SOURCE 200809L
27 #include <string.h>
28
29 FILE *fp_common_log;
30 FILE *fp_error_log;
31
32 int log_begin(char *common_log_file, char *error_log_file)
33 {
34 fp_common_log = fopen(common_log_file, "a");
35 if (fp_common_log == NULL)
36 {
37 perror("log_begin failed\n");
38 return -1;
39 }
40
41 fp_error_log = fopen(error_log_file, "a");
42 if (fp_error_log == NULL)
43 {
44 perror("log_begin failed\n");
45 return -2;
46 }
47
48 return 0;
49 }
50
51 void log_end()
52 {
53 fclose(fp_common_log);
54 fclose(fp_error_log);
55 }
56
57 int log_head(char *buf, size_t len)
58 {
59 time_t t;
60 struct tm gm_tm;
61 char s_time[256];
62
63 time(&t);
64 gmtime_r(&t, &gm_tm);
65 strftime(s_time, sizeof(s_time), "%Y-%m-%d %H:%M:%S", &gm_tm);
66 snprintf(buf, len, "[%s] [%d] ", s_time, getpid());
67
68 return 0;
69 }
70
71 int log_common(const char *format, ...)
72 {
73 va_list args;
74 int retval;
75 char buf[LINE_BUFFER_LEN];
76
77 log_head(buf, sizeof(buf));
78 strncat(buf, format, sizeof(buf) - strnlen(buf, sizeof(buf)));
79
80 va_start(args, format);
81 retval = vfprintf(fp_common_log, buf, args);
82 va_end(args);
83
84 fflush(fp_common_log);
85
86 return retval;
87 }
88
89 int log_error(const char *format, ...)
90 {
91 va_list args;
92 int retval;
93 char buf[LINE_BUFFER_LEN];
94
95 log_head(buf, sizeof(buf));
96 strncat(buf, format, sizeof(buf) - strnlen(buf, sizeof(buf)));
97
98 va_start(args, format);
99 retval = vfprintf(fp_error_log, buf, args);
100 va_end(args);
101
102 fflush(fp_error_log);
103
104 return retval;
105 }
106
107 int log_common_redir(int fd)
108 {
109 int ret;
110 close(fileno(fp_common_log));
111 ret = dup2(fd, fileno(fp_common_log));
112 return ret;
113 }
114
115 int log_error_redir(int fd)
116 {
117 int ret;
118 close(fileno(fp_error_log));
119 ret = dup2(fd, fileno(fp_error_log));
120 return ret;
121 }

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