Mercurial > hg > nginx

comparison src/core/ngx_log.c @ 0:4eff17414a43

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.1-2002-08-06-20:39:45 import The first code that uses "ngx_" prefix, the previous one used "gx_" prefix. At that point the code is not yet usable. The first draft ideas are dated back to 23.10.2001.
author Igor Sysoev <igor@sysoev.ru>
date Tue, 06 Aug 2002 16:39:45 +0000
parents
children d220029ac7f3
comparison
equal deleted inserted replaced
-1:000000000000 0:4eff17414a43
1
2 /*
3 TODO: log pid and tid
4 */
5
6 /*
7 "[time as ctime()] [alert] 412:3 (32)Broken pipe: anything"
8
9 "[time as ctime()] [alert] (32)Broken pipe: anything"
10 "[time as ctime()] [alert] anything"
11 */
12
13 #include <ngx_config.h>
14 #include <ngx_errno.h>
15 #include <ngx_time.h>
16 #include <ngx_string.h>
17 #include <ngx_log.h>
18
19
20 static const char *err_levels[] = {
21 "emerg", "alert", "crit", "error", "warn", "notice", "info", "debug"
22 };
23
24 #if (HAVE_VARIADIC_MACROS)
25 void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err,
26 const char *fmt, ...)
27 #else
28 void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err,
29 const char *fmt, va_list args)
30 #endif
31 {
32 char errstr[MAX_ERROR_STR];
33 ngx_tm_t tm;
34 size_t len;
35 #if (HAVE_VARIADIC_MACROS)
36 va_list args;
37 #endif
38
39 ngx_localtime(&tm);
40 len = ngx_snprintf(errstr, sizeof(errstr), "%02d:%02d:%02d",
41 tm.ngx_tm_hour, tm.ngx_tm_min, tm.ngx_tm_sec);
42
43 if (err) {
44 if ((unsigned) err < 0x80000000)
45 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
46 " [%s] (%d)",
47 err_levels[level], err);
48 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
49 " [%s] (%X)",
50 err_levels[level], err);
51
52 len += ngx_strerror_r(err, errstr + len, sizeof(errstr) - len - 1);
53 if (len < sizeof(errstr) - 2) {
54 errstr[len++] = ':';
55 errstr[len++] = ' ';
56 } else {
57 len = sizeof(errstr) - 2;
58 }
59
60 } else {
61 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
62 " [%s] ", err_levels[level]);
63 }
64
65 #if (HAVE_VARIADIC_MACROS)
66 va_start(args, fmt);
67 len += ngx_vsnprintf(errstr + len, sizeof(errstr) - len - 1, fmt, args);
68 va_end(args);
69 #else
70 len += ngx_vsnprintf(errstr + len, sizeof(errstr) - len - 1, fmt, args);
71 #endif
72
73 if (len > sizeof(errstr) - 2)
74 len = sizeof(errstr) - 2;
75 errstr[len] = '\n';
76 errstr[len + 1] = '\0';
77
78 fputs(errstr, stderr);
79
80 if (level == NGX_LOG_EMERG)
81 exit(1);
82 }
83
84 #if !(HAVE_VARIADIC_MACROS)
85
86 void ngx_log_error(int level, ngx_log_t *log, ngx_err_t err,
87 const char *fmt, ...)
88 {
89 va_list args;
90
91 if (log->log_level >= level) {
92 va_start(args, fmt);
93 ngx_log_error_core(level, log, err, fmt, args);
94 va_end(args);
95 }
96 }
97
98 void ngx_log_debug_core(ngx_log_t *log, const char *fmt, ...)
99 {
100 va_list args;
101
102 va_start(args, fmt);
103 ngx_log_error_core(NGX_LOG_DEBUG, log, 0, fmt, args);
104 va_end(args);
105 }
106
107 void ngx_assert_core(ngx_log_t *log, const char *fmt, ...)
108 {
109 va_list args;
110
111 va_start(args, fmt);
112 ngx_log_error_core(NGX_LOG_ALERT, log, 0, fmt, args);
113 va_end(args);
114 }
115
116 #endif