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Diffstat (limited to 'tools/perf/util/ui/setup.c')
-rw-r--r--tools/perf/util/ui/setup.c38
1 files changed, 36 insertions, 2 deletions
diff --git a/tools/perf/util/ui/setup.c b/tools/perf/util/ui/setup.c
index ee46d671db59..1e6ba06980c4 100644
--- a/tools/perf/util/ui/setup.c
+++ b/tools/perf/util/ui/setup.c
@@ -7,6 +7,7 @@
#include "browser.h"
#include "helpline.h"
#include "ui.h"
+#include "libslang.h"
pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
@@ -17,6 +18,33 @@ static void newt_suspend(void *d __used)
newtResume();
}
+static int ui__init(void)
+{
+ int err = SLkp_init();
+
+ if (err < 0)
+ goto out;
+
+ SLkp_define_keysym((char *)"^(kB)", SL_KEY_UNTAB);
+out:
+ return err;
+}
+
+static void ui__exit(void)
+{
+ SLtt_set_cursor_visibility(1);
+ SLsmg_refresh();
+ SLsmg_reset_smg();
+ SLang_reset_tty();
+}
+
+static void ui__signal(int sig)
+{
+ ui__exit();
+ psignal(sig, "perf");
+ exit(0);
+}
+
void setup_browser(bool fallback_to_pager)
{
if (!isatty(1) || !use_browser || dump_trace) {
@@ -28,10 +56,16 @@ void setup_browser(bool fallback_to_pager)
use_browser = 1;
newtInit();
- newtCls();
+ ui__init();
newtSetSuspendCallback(newt_suspend, NULL);
ui_helpline__init();
ui_browser__init();
+
+ signal(SIGSEGV, ui__signal);
+ signal(SIGFPE, ui__signal);
+ signal(SIGINT, ui__signal);
+ signal(SIGQUIT, ui__signal);
+ signal(SIGTERM, ui__signal);
}
void exit_browser(bool wait_for_ok)
@@ -41,6 +75,6 @@ void exit_browser(bool wait_for_ok)
char title[] = "Fatal Error", ok[] = "Ok";
newtWinMessage(title, ok, ui_helpline__last_msg);
}
- newtFinished();
+ ui__exit();
}
}