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-rw-r--r--trace.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/trace.h b/trace.h
index 4b893a55cf..c843e681a7 100644
--- a/trace.h
+++ b/trace.h
@@ -31,6 +31,14 @@ extern void trace_argv_printf(const char **argv, const char *format, ...);
extern void trace_strbuf(struct trace_key *key, const struct strbuf *data);
+/* Prints elapsed time (in nanoseconds) if GIT_TRACE_PERFORMANCE is enabled. */
+__attribute__((format (printf, 2, 3)))
+extern void trace_performance(uint64_t nanos, const char *format, ...);
+
+/* Prints elapsed time since 'start' if GIT_TRACE_PERFORMANCE is enabled. */
+__attribute__((format (printf, 2, 3)))
+extern void trace_performance_since(uint64_t start, const char *format, ...);
+
#else
/*
@@ -79,6 +87,13 @@ extern void trace_strbuf(struct trace_key *key, const struct strbuf *data);
#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__)
+
/* backend functions, use non-*fl macros instead */
__attribute__((format (printf, 4, 5)))
extern void trace_printf_key_fl(const char *file, int line, struct trace_key *key,
@@ -88,6 +103,9 @@ extern void trace_argv_printf_fl(const char *file, int line, const char **argv,
const char *format, ...);
extern void trace_strbuf_fl(const char *file, int line, struct trace_key *key,
const struct strbuf *data);
+__attribute__((format (printf, 4, 5)))
+extern void trace_performance_fl(const char *file, int line,
+ uint64_t nanos, const char *fmt, ...);
#endif /* HAVE_VARIADIC_MACROS */