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-rw-r--r--trace.h61
1 files changed, 43 insertions, 18 deletions
diff --git a/trace.h b/trace.h
index 179b249..88055ab 100644
--- a/trace.h
+++ b/trace.h
@@ -11,7 +11,10 @@ struct trace_key {
unsigned int need_close : 1;
};
+extern struct trace_key trace_default_key;
+
#define TRACE_KEY_INIT(name) { "GIT_TRACE_" #name, 0, 0, 0 }
+extern struct trace_key trace_perf_key;
extern void trace_repo_setup(const char *prefix);
extern int trace_want(struct trace_key *key);
@@ -77,24 +80,42 @@ extern void trace_performance_since(uint64_t start, const char *format, ...);
* comma, but this is non-standard.
*/
-#define trace_printf(...) \
- trace_printf_key_fl(TRACE_CONTEXT, __LINE__, NULL, __VA_ARGS__)
-
-#define trace_printf_key(key, ...) \
- trace_printf_key_fl(TRACE_CONTEXT, __LINE__, key, __VA_ARGS__)
-
-#define trace_argv_printf(argv, ...) \
- trace_argv_printf_fl(TRACE_CONTEXT, __LINE__, argv, __VA_ARGS__)
-
-#define trace_strbuf(key, data) \
- trace_strbuf_fl(TRACE_CONTEXT, __LINE__, key, data)
-
-#define trace_performance(nanos, ...) \
- trace_performance_fl(TRACE_CONTEXT, __LINE__, nanos, __VA_ARGS__)
-
-#define trace_performance_since(start, ...) \
- trace_performance_fl(TRACE_CONTEXT, __LINE__, getnanotime() - (start), \
- __VA_ARGS__)
+#define trace_printf_key(key, ...) \
+ do { \
+ if (trace_pass_fl(key)) \
+ trace_printf_key_fl(TRACE_CONTEXT, __LINE__, key, \
+ __VA_ARGS__); \
+ } while (0)
+
+#define trace_printf(...) trace_printf_key(&trace_default_key, __VA_ARGS__)
+
+#define trace_argv_printf(argv, ...) \
+ do { \
+ if (trace_pass_fl(&trace_default_key)) \
+ trace_argv_printf_fl(TRACE_CONTEXT, __LINE__, \
+ argv, __VA_ARGS__); \
+ } while (0)
+
+#define trace_strbuf(key, data) \
+ do { \
+ if (trace_pass_fl(key)) \
+ trace_strbuf_fl(TRACE_CONTEXT, __LINE__, key, data);\
+ } while (0)
+
+#define trace_performance(nanos, ...) \
+ do { \
+ if (trace_pass_fl(&trace_perf_key)) \
+ trace_performance_fl(TRACE_CONTEXT, __LINE__, nanos,\
+ __VA_ARGS__); \
+ } while (0)
+
+#define trace_performance_since(start, ...) \
+ do { \
+ if (trace_pass_fl(&trace_perf_key)) \
+ trace_performance_fl(TRACE_CONTEXT, __LINE__, \
+ getnanotime() - (start), \
+ __VA_ARGS__); \
+ } while (0)
/* backend functions, use non-*fl macros instead */
__attribute__((format (printf, 4, 5)))
@@ -108,6 +129,10 @@ extern void trace_strbuf_fl(const char *file, int line, struct trace_key *key,
__attribute__((format (printf, 4, 5)))
extern void trace_performance_fl(const char *file, int line,
uint64_t nanos, const char *fmt, ...);
+static inline int trace_pass_fl(struct trace_key *key)
+{
+ return key->fd || !key->initialized;
+}
#endif /* HAVE_VARIADIC_MACROS */