diff options
| -rw-r--r-- | tools/perf/builtin-top.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index e8459e260c3b..0ab3ea7f7525 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -577,6 +577,20 @@ static void *display_thread_tui(void *arg) return NULL; } +static void display_sig(int sig __maybe_unused) +{ + done = 1; +} + +static void display_setup_sig(void) +{ + signal(SIGSEGV, display_sig); + signal(SIGFPE, display_sig); + signal(SIGINT, display_sig); + signal(SIGQUIT, display_sig); + signal(SIGTERM, display_sig); +} + static void *display_thread(void *arg) { struct pollfd stdin_poll = { .fd = 0, .events = POLLIN }; @@ -584,6 +598,7 @@ static void *display_thread(void *arg) struct perf_top *top = arg; int delay_msecs, c; + display_setup_sig(); pthread__unblock_sigwinch(); repeat: delay_msecs = top->delay_secs * 1000; @@ -614,6 +629,7 @@ repeat: } } + tcsetattr(0, TCSAFLUSH, &save); return NULL; } |