diff options
| -rw-r--r-- | Documentation/git.txt | 5 | ||||
| -rw-r--r-- | git.c | 2 | ||||
| -rw-r--r-- | trace.c | 22 | ||||
| -rw-r--r-- | trace.h | 1 |
4 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/git.txt b/Documentation/git.txt index 9d073f6adc..fcb8afa200 100644 --- a/Documentation/git.txt +++ b/Documentation/git.txt @@ -938,6 +938,11 @@ Unsetting the variable, or setting it to empty, "0" or starting with "PACK". See 'GIT_TRACE' for available trace output options. +'GIT_TRACE_PERFORMANCE':: + Enables performance related trace messages, e.g. total execution + time of each Git command. + See 'GIT_TRACE' for available trace output options. + 'GIT_TRACE_SETUP':: Enables trace messages printing the .git, working tree and current working directory after Git has completed its setup phase. @@ -568,6 +568,8 @@ int main(int argc, char **av) git_setup_gettext(); + trace_command_performance(argv); + /* * "git-xxxx" is the same as "git xxxx", but we obviously: * @@ -404,3 +404,25 @@ inline uint64_t getnanotime(void) return now; } } + +static uint64_t command_start_time; +static struct strbuf command_line = STRBUF_INIT; + +static void print_command_performance_atexit(void) +{ + trace_performance_since(command_start_time, "git command:%s", + command_line.buf); +} + +void trace_command_performance(const char **argv) +{ + if (!trace_want(&trace_perf_key)) + return; + + if (!command_start_time) + atexit(print_command_performance_atexit); + + strbuf_reset(&command_line); + sq_quote_argv(&command_line, argv, 0); + command_start_time = getnanotime(); +} @@ -17,6 +17,7 @@ extern void trace_repo_setup(const char *prefix); extern int trace_want(struct trace_key *key); extern void trace_disable(struct trace_key *key); extern uint64_t getnanotime(void); +extern void trace_command_performance(const char **argv); #ifndef HAVE_VARIADIC_MACROS |