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.
diff --git a/src/core/ngx_log.c b/src/core/ngx_log.c
new file mode 100644
index 0000000..6fb02db
--- /dev/null
+++ b/src/core/ngx_log.c
@@ -0,0 +1,116 @@
+
+/*
+ TODO: log pid and tid
+*/
+
+/*
+ "[time as ctime()] [alert] 412:3 (32)Broken pipe: anything"
+
+ "[time as ctime()] [alert] (32)Broken pipe: anything"
+ "[time as ctime()] [alert] anything"
+*/
+
+#include <ngx_config.h>
+#include <ngx_errno.h>
+#include <ngx_time.h>
+#include <ngx_string.h>
+#include <ngx_log.h>
+
+
+static const char *err_levels[] = {
+ "emerg", "alert", "crit", "error", "warn", "notice", "info", "debug"
+};
+
+#if (HAVE_VARIADIC_MACROS)
+void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err,
+ const char *fmt, ...)
+#else
+void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err,
+ const char *fmt, va_list args)
+#endif
+{
+ char errstr[MAX_ERROR_STR];
+ ngx_tm_t tm;
+ size_t len;
+#if (HAVE_VARIADIC_MACROS)
+ va_list args;
+#endif
+
+ ngx_localtime(&tm);
+ len = ngx_snprintf(errstr, sizeof(errstr), "%02d:%02d:%02d",
+ tm.ngx_tm_hour, tm.ngx_tm_min, tm.ngx_tm_sec);
+
+ if (err) {
+ if ((unsigned) err < 0x80000000)
+ len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
+ " [%s] (%d)",
+ err_levels[level], err);
+ len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
+ " [%s] (%X)",
+ err_levels[level], err);
+
+ len += ngx_strerror_r(err, errstr + len, sizeof(errstr) - len - 1);
+ if (len < sizeof(errstr) - 2) {
+ errstr[len++] = ':';
+ errstr[len++] = ' ';
+ } else {
+ len = sizeof(errstr) - 2;
+ }
+
+ } else {
+ len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
+ " [%s] ", err_levels[level]);
+ }
+
+#if (HAVE_VARIADIC_MACROS)
+ va_start(args, fmt);
+ len += ngx_vsnprintf(errstr + len, sizeof(errstr) - len - 1, fmt, args);
+ va_end(args);
+#else
+ len += ngx_vsnprintf(errstr + len, sizeof(errstr) - len - 1, fmt, args);
+#endif
+
+ if (len > sizeof(errstr) - 2)
+ len = sizeof(errstr) - 2;
+ errstr[len] = '\n';
+ errstr[len + 1] = '\0';
+
+ fputs(errstr, stderr);
+
+ if (level == NGX_LOG_EMERG)
+ exit(1);
+}
+
+#if !(HAVE_VARIADIC_MACROS)
+
+void ngx_log_error(int level, ngx_log_t *log, ngx_err_t err,
+ const char *fmt, ...)
+{
+ va_list args;
+
+ if (log->log_level >= level) {
+ va_start(args, fmt);
+ ngx_log_error_core(level, log, err, fmt, args);
+ va_end(args);
+ }
+}
+
+void ngx_log_debug_core(ngx_log_t *log, const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ ngx_log_error_core(NGX_LOG_DEBUG, log, 0, fmt, args);
+ va_end(args);
+}
+
+void ngx_assert_core(ngx_log_t *log, const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ ngx_log_error_core(NGX_LOG_ALERT, log, 0, fmt, args);
+ va_end(args);
+}
+
+#endif
