Mercurial > hg > nginx-quic
view src/os/win32/ngx_event_log.c @ 4794:4163fb9dcfcb
Explicitly ignore returned value from unlink() in ngx_open_tempfile().
The only thing we could potentially do here in case of error
returned is to complain to error log, but we don't have log
structure available here due to interface limitations.
Prodded by Coverity.
author | Andrey Belov <defan@nginx.com> |
---|---|
date | Mon, 06 Aug 2012 16:06:59 +0000 |
parents | d620f497c50f |
children |
line wrap: on
line source
/* * Copyright (C) Igor Sysoev * Copyright (C) Nginx, Inc. */ #include <ngx_config.h> #include <ngx_core.h> #define NGX_MAX_ERROR_STR 2048 void ngx_cdecl ngx_event_log(ngx_err_t err, const char *fmt, ...) { u_char *p, *last; long types; HKEY key; HANDLE ev; va_list args; u_char text[NGX_MAX_ERROR_STR]; const char *msgarg[9]; static u_char netmsg[] = "%SystemRoot%\\System32\\netmsg.dll"; last = text + NGX_MAX_ERROR_STR; p = text + GetModuleFileName(NULL, (char *) text, NGX_MAX_ERROR_STR - 50); *p++ = ':'; ngx_linefeed(p); va_start(args, fmt); p = ngx_vslprintf(p, last, fmt, args); va_end(args); if (err) { p = ngx_log_errno(p, last, err); } if (p > last - NGX_LINEFEED_SIZE - 1) { p = last - NGX_LINEFEED_SIZE - 1; } ngx_linefeed(p); *p = '\0'; /* * we do not log errors here since we use * Event Log only to log our own logs open errors */ if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, "SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\nginx", 0, NULL, REG_OPTION_NON_VOLATILE, KEY_SET_VALUE, NULL, &key, NULL) != 0) { return; } if (RegSetValueEx(key, "EventMessageFile", 0, REG_EXPAND_SZ, netmsg, sizeof(netmsg) - 1) != 0) { return; } types = EVENTLOG_ERROR_TYPE; if (RegSetValueEx(key, "TypesSupported", 0, REG_DWORD, (u_char *) &types, sizeof(long)) != 0) { return; } RegCloseKey(key); ev = RegisterEventSource(NULL, "nginx"); msgarg[0] = (char *) text; msgarg[1] = NULL; msgarg[2] = NULL; msgarg[3] = NULL; msgarg[4] = NULL; msgarg[5] = NULL; msgarg[6] = NULL; msgarg[7] = NULL; msgarg[8] = NULL; /* * the 3299 event id in netmsg.dll has the generic message format: * "%1 %2 %3 %4 %5 %6 %7 %8 %9" */ ReportEvent(ev, EVENTLOG_ERROR_TYPE, 0, 3299, NULL, 9, 0, msgarg, NULL); DeregisterEventSource(ev); }