details: http://hg.nginx.org/njs/rev/b33ba39a1108
branches:
changeset: 141:b33ba39a1108
user: Igor Sysoev <igor@sysoev.ru>
date: Thu Aug 04 16:27:38 2016 +0300
description:
nxt_trace files have been missed in the previous commit.

diffstat:

nxt/nxt_trace.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++
nxt/nxt_trace.h | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 125 insertions(+), 0 deletions(-)

diffs (133 lines):

diff -r 23598cfcfd15 -r b33ba39a1108 nxt/nxt_trace.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/nxt/nxt_trace.c Thu Aug 04 16:27:38 2016 +0300
@@ -0,0 +1,57 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) NGINX, Inc.
+ */
+
+#include <nxt_auto_config.h>
+#include <nxt_types.h>
+#include <nxt_clang.h>
+#include <nxt_malloc.h>
+#include <nxt_trace.h>
+#include <stdio.h>
+
+
+static u_char *
+nxt_last_handler(nxt_trace_t *trace, nxt_trace_data_t *td, u_char *start)
+{
+ int n;
+ ssize_t size;
+
+ size = td->end - start;
+ n = vsnprintf((char *) start, size, td->fmt, td->args);
+
+ if (n < size) {
+ start += n;
+ }
+
+ return start;
+}
+
+
+void
+nxt_trace_handler(nxt_trace_t *trace, uint32_t level, const char *fmt, ...)
+{
+ u_char *start;
+ nxt_trace_t last;
+ nxt_trace_data_t td;
+
+ td.level = level;
+ td.fmt = fmt;
+
+ va_start(td.args, fmt);
+
+ start = alloca(trace->size);
+ td.end = start + trace->size;
+
+ last.handler = nxt_last_handler;
+ trace->next = &last;
+
+ while (trace->prev != NULL) {
+ trace = trace->prev;
+ }
+
+ (void) trace->handler(trace, &td, start);
+
+ va_end(td.args);
+}
diff -r 23598cfcfd15 -r b33ba39a1108 nxt/nxt_trace.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/nxt/nxt_trace.h Thu Aug 04 16:27:38 2016 +0300
@@ -0,0 +1,68 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) NGINX, Inc.
+ */
+
+#ifndef _NXT_TRACE_H_INCLUDED_
+#define _NXT_TRACE_H_INCLUDED_
+
+
+typedef enum {
+ NXT_LEVEL_CRIT = 0,
+ NXT_LEVEL_ERROR,
+ NXT_LEVEL_WARN,
+ NXT_LEVEL_INFO,
+ NXT_LEVEL_TRACE,
+} nxt_trace_level_t;
+
+
+typedef struct {
+ uint32_t level;
+ u_char *end;
+ const char *fmt;
+ va_list args;
+} nxt_trace_data_t;
+
+
+typedef struct nxt_trace_s nxt_trace_t;
+
+typedef u_char *(*nxt_trace_handler_t)(nxt_trace_t *trace, nxt_trace_data_t *td,
+ u_char *start);
+
+struct nxt_trace_s {
+ uint32_t level;
+ uint32_t size;
+ nxt_trace_handler_t handler;
+ void *data;
+ nxt_trace_t *prev;
+ nxt_trace_t *next;
+};
+
+
+#define nxt_alert(_trace, _level, ...) \
+ do { \
+ nxt_trace_t *_trace_ = _trace; \
+ uint32_t _level_ = _level; \
+ \
+ if (nxt_slow_path(_trace_->level >= _level_)) { \
+ nxt_trace_handler(_trace_, _level_, __VA_ARGS__); \
+ } \
+ } while (0)
+
+
+#define nxt_trace(_trace, ...) \
+ do { \
+ nxt_trace_t *_trace_ = _trace; \
+ \
+ if (nxt_slow_path(_trace_->level == NXT_LEVEL_TRACE)) { \
+ nxt_trace_handler(_trace_, NXT_LEVEL_TRACE, __VA_ARGS__); \
+ } \
+ } while (0)
+
+
+NXT_EXPORT void nxt_trace_handler(nxt_trace_t *trace, uint32_t level,
+ const char *fmt, ...);
+
+
+#endif /* _NXT_TRACE_H_INCLUDED_ */

_______________________________________________
nginx-devel mailing list
nginx-devel@nginx.org
http://mailman.nginx.org/mailman/listinfo/nginx-devel