diff options
Diffstat (limited to 'tools/perf/util/debug.c')
| -rw-r--r-- | tools/perf/util/debug.c | 34 |
1 files changed, 31 insertions, 3 deletions
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c index 50fd6a4be4e0..2c06abf6dcd2 100644 --- a/tools/perf/util/debug.c +++ b/tools/perf/util/debug.c @@ -10,6 +10,7 @@ #include <api/debug.h> #include <linux/kernel.h> #include <linux/time64.h> +#include <sys/time.h> #ifdef HAVE_BACKTRACE_SUPPORT #include <execinfo.h> #endif @@ -31,21 +32,48 @@ int debug_ordered_events; static int redirect_to_stderr; int debug_data_convert; static FILE *debug_file; +bool debug_display_time; void debug_set_file(FILE *file) { debug_file = file; } +void debug_set_display_time(bool set) +{ + debug_display_time = set; +} + +static int fprintf_time(FILE *file) +{ + struct timeval tod; + struct tm ltime; + char date[64]; + + if (!debug_display_time) + return 0; + + if (gettimeofday(&tod, NULL) != 0) + return 0; + + if (localtime_r(&tod.tv_sec, <ime) == NULL) + return 0; + + strftime(date, sizeof(date), "%F %H:%M:%S", <ime); + return fprintf(file, "[%s.%06lu] ", date, (long)tod.tv_usec); +} + int veprintf(int level, int var, const char *fmt, va_list args) { int ret = 0; if (var >= level) { - if (use_browser >= 1 && !redirect_to_stderr) + if (use_browser >= 1 && !redirect_to_stderr) { ui_helpline__vshow(fmt, args); - else - ret = vfprintf(debug_file, fmt, args); + } else { + ret = fprintf_time(debug_file); + ret += vfprintf(debug_file, fmt, args); + } } return ret; |