Mercurial > hg > nginx-quic
view src/core/ngx_log.h @ 52:9f2728644651
nginx-0.0.1-2003-01-24-19:09:40 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Fri, 24 Jan 2003 16:09:40 +0000 |
parents | 708f8bb772ec |
children | a499e0d1f16e |
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#ifndef _NGX_LOG_H_INCLUDED_ #define _NGX_LOG_H_INCLUDED_ #include <ngx_errno.h> #include <ngx_files.h> typedef enum { NGX_LOG_EMERG = 0, NGX_LOG_ALERT, NGX_LOG_CRIT, NGX_LOG_ERR, NGX_LOG_WARN, NGX_LOG_NOTICE, NGX_LOG_INFO, NGX_LOG_DEBUG } ngx_log_e; /* "[%time] [%level] %pid#%tid: %message:(%errno)%errstr, while %action" " %peer and while processing %context" ---- message = "recv() failed"; errno = 32; action = "reading request headers from client"; peer = "192.168.1.1"; context = "URL /" "[2002/08/20 12:00:00] [error] 412#3: recv() failed (32: Broken pipe)" " while reading request headers from client 192.168.1.1" " and while processing URL /" ---- message = "recv() failed"; errno = 32; ngx_http_proxy_error_context_t: action = "reading headers from server %s for client %s and " "while processing %s" backend = "127.0.0.1"; peer = "192.168.1.1"; context = "URL /" "[2002/08/20 12:00:00] [error] 412#3: recv() failed (32: Broken pipe)" " while reading headers from backend 127.0.0.1" " for client 192.168.1.1 and while processing URL /" ---- "[alert] 412#3: ngx_alloc: malloc() 102400 bytes failed (12: Cannot " "allocate memory) while reading request headers from client 192.168.1.1" " and while processing URL /" OLD: "... while ", action = "reading client request headers" "... while reading client request headers" "... while ", action = "reading client request headers" context: pop3 user account "... while reading client command for 'john_doe'" */ typedef struct { int log_level; ngx_fd_t fd; void *data; size_t (*handler)(void *ctx, char *buf, size_t len); /* STUB */ char *action; char *context; /* */ } ngx_log_t; #define MAX_ERROR_STR 2048 #define _ , #if (HAVE_GCC_VARIADIC_MACROS) #define HAVE_VARIADIC_MACROS 1 #define ngx_log_error(level, log, args...) \ if (log->log_level >= level) ngx_log_error_core(level, log, args) #if (NGX_DEBUG) #define ngx_log_debug(log, args...) \ if (log->log_level == NGX_LOG_DEBUG) \ ngx_log_error_core(NGX_LOG_DEBUG, log, 0, args) #else #define ngx_log_debug(log, args...) #endif #define ngx_assert(assert, fallback, log, args...) \ if (!(assert)) { \ if (log->log_level >= NGX_LOG_ALERT) \ ngx_log_error_core(NGX_LOG_ALERT, log, 0, args); \ fallback; \ } void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err, const char *fmt, ...); #elif (HAVE_C99_VARIADIC_MACROS) #define HAVE_VARIADIC_MACROS 1 #define ngx_log_error(level, log, ...) \ if (log->log_level >= level) ngx_log_error_core(level, log, __VA_ARGS__) #if (NGX_DEBUG) #define ngx_log_debug(log, ...) \ if (log->log_level == NGX_LOG_DEBUG) \ ngx_log_error_core(NGX_LOG_DEBUG, log, 0, __VA_ARGS__) #else #define ngx_log_debug(log, ...) #endif #define ngx_assert(assert, fallback, log, ...) \ if (!(assert)) { \ if (log->log_level >= NGX_LOG_ALERT) \ ngx_log_error_core(NGX_LOG_ALERT, log, 0, __VA_ARGS__); \ fallback; \ } void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err, const char *fmt, ...); #else /* NO VARIADIC MACROS */ #include <stdarg.h> #if (NGX_DEBUG) #define ngx_log_debug(log, text) \ if (log->log_level == NGX_LOG_DEBUG) \ ngx_log_debug_core(log, text) #else #define ngx_log_debug(log, text) #endif #define ngx_assert(assert, fallback, log, text) \ if (!(assert)) { \ if (log->log_level >= NGX_LOG_ALERT) \ ngx_assert_core(log, text); \ fallback; \ } void ngx_log_error(int level, ngx_log_t *log, ngx_err_t err, const char *fmt, ...); void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err, const char *fmt, va_list args); void ngx_log_debug_core(ngx_log_t *log, const char *fmt, ...); void ngx_assert_core(ngx_log_t *log, const char *fmt, ...); #endif /* VARIADIC MACROS */ #endif /* _NGX_LOG_H_INCLUDED_ */