return 1;
}
+void trace_verbatim(struct trace_key *key, const void *buf, unsigned len)
+{
+ if (!trace_want(key))
+ return;
+ write_or_whine_pipe(get_trace_fd(key), buf, len, err_msg);
+}
+
static void print_trace_line(struct trace_key *key, struct strbuf *buf)
{
- /* append newline if missing */
- if (buf->len && buf->buf[buf->len - 1] != '\n')
- strbuf_addch(buf, '\n');
+ strbuf_complete_line(buf);
write_or_whine_pipe(get_trace_fd(key), buf->buf, buf->len, err_msg);
strbuf_release(buf);
print_trace_line(key, &buf);
}
+static struct trace_key trace_perf_key = TRACE_KEY_INIT(PERFORMANCE);
+
+static void trace_performance_vprintf_fl(const char *file, int line,
+ uint64_t nanos, const char *format,
+ va_list ap)
+{
+ struct strbuf buf = STRBUF_INIT;
+
+ if (!prepare_trace_line(file, line, &trace_perf_key, &buf))
+ return;
+
+ strbuf_addf(&buf, "performance: %.9f s", (double) nanos / 1000000000);
+
+ if (format && *format) {
+ strbuf_addstr(&buf, ": ");
+ strbuf_vaddf(&buf, format, ap);
+ }
+
+ print_trace_line(&trace_perf_key, &buf);
+}
+
#ifndef HAVE_VARIADIC_MACROS
void trace_printf(const char *format, ...)
va_end(ap);
}
-void trace_strbuf(const char *key, const struct strbuf *data)
+void trace_strbuf(struct trace_key *key, const struct strbuf *data)
{
trace_strbuf_fl(NULL, 0, key, data);
}
+void trace_performance(uint64_t nanos, const char *format, ...)
+{
+ va_list ap;
+ va_start(ap, format);
+ trace_performance_vprintf_fl(NULL, 0, nanos, format, ap);
+ va_end(ap);
+}
+
+void trace_performance_since(uint64_t start, const char *format, ...)
+{
+ va_list ap;
+ va_start(ap, format);
+ trace_performance_vprintf_fl(NULL, 0, getnanotime() - start,
+ format, ap);
+ va_end(ap);
+}
+
#else
void trace_printf_key_fl(const char *file, int line, struct trace_key *key,
va_end(ap);
}
+void trace_performance_fl(const char *file, int line, uint64_t nanos,
+ const char *format, ...)
+{
+ va_list ap;
+ va_start(ap, format);
+ trace_performance_vprintf_fl(file, line, nanos, format, ap);
+ va_end(ap);
+}
+
#endif /* HAVE_VARIADIC_MACROS */
static const char *quote_crnl(const char *path)
{
- static char new_path[PATH_MAX];
- const char *p2 = path;
- char *p1 = new_path;
+ static struct strbuf new_path = STRBUF_INIT;
if (!path)
return NULL;
- while (*p2) {
- switch (*p2) {
- case '\\': *p1++ = '\\'; *p1++ = '\\'; break;
- case '\n': *p1++ = '\\'; *p1++ = 'n'; break;
- case '\r': *p1++ = '\\'; *p1++ = 'r'; break;
+ strbuf_reset(&new_path);
+
+ while (*path) {
+ switch (*path) {
+ case '\\': strbuf_addstr(&new_path, "\\\\"); break;
+ case '\n': strbuf_addstr(&new_path, "\\n"); break;
+ case '\r': strbuf_addstr(&new_path, "\\r"); break;
default:
- *p1++ = *p2;
+ strbuf_addch(&new_path, *path);
}
- p2++;
+ path++;
}
- *p1 = '\0';
- return new_path;
+ return new_path.buf;
}
/* FIXME: move prefix to startup_info struct and get rid of this arg */
{
static struct trace_key key = TRACE_KEY_INIT(SETUP);
const char *git_work_tree;
- char cwd[PATH_MAX];
+ char *cwd;
if (!trace_want(&key))
return;
- if (!getcwd(cwd, PATH_MAX))
- die("Unable to get current working directory");
+ cwd = xgetcwd();
if (!(git_work_tree = get_git_work_tree()))
git_work_tree = "(null)";
prefix = "(null)";
trace_printf_key(&key, "setup: git_dir: %s\n", quote_crnl(get_git_dir()));
+ trace_printf_key(&key, "setup: git_common_dir: %s\n", quote_crnl(get_git_common_dir()));
trace_printf_key(&key, "setup: worktree: %s\n", quote_crnl(git_work_tree));
trace_printf_key(&key, "setup: cwd: %s\n", quote_crnl(cwd));
trace_printf_key(&key, "setup: prefix: %s\n", quote_crnl(prefix));
+
+ free(cwd);
}
int trace_want(struct trace_key *key)
return !!get_trace_fd(key);
}
-#ifdef HAVE_CLOCK_GETTIME
+#if defined(HAVE_CLOCK_GETTIME) && defined(HAVE_CLOCK_MONOTONIC)
static inline uint64_t highres_nanos(void)
{
* Returns nanoseconds since the epoch (01/01/1970), for performance tracing
* (i.e. favoring high precision over wall clock time accuracy).
*/
-inline uint64_t getnanotime(void)
+uint64_t getnanotime(void)
{
static uint64_t offset;
if (offset > 1) {
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();
+}