1 files changed, 46 insertions, 0 deletions

diff --git a/tools/perf/util/ui/setup.c b/tools/perf/util/ui/setup.c
new file mode 100644
index 00000000000..ee46d671db5
--- /dev/null
+++ b/tools/perf/util/ui/setup.c
@@ -0,0 +1,46 @@
+#include <newt.h>
+#include <signal.h>
+#include <stdbool.h>
+
+#include "../cache.h"
+#include "../debug.h"
+#include "browser.h"
+#include "helpline.h"
+#include "ui.h"
+
+pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
+
+static void newt_suspend(void *d __used)
+{
+        newtSuspend();
+        raise(SIGTSTP);
+        newtResume();
+}
+
+void setup_browser(bool fallback_to_pager)
+{
+        if (!isatty(1) || !use_browser || dump_trace) {
+                use_browser = 0;
+                if (fallback_to_pager)
+                        setup_pager();
+                return;
+        }
+
+        use_browser = 1;
+        newtInit();
+        newtCls();
+        newtSetSuspendCallback(newt_suspend, NULL);
+        ui_helpline__init();
+        ui_browser__init();
+}
+
+void exit_browser(bool wait_for_ok)
+{
+        if (use_browser > 0) {
+                if (wait_for_ok) {
+                        char title[] = "Fatal Error", ok[] = "Ok";
+                        newtWinMessage(title, ok, ui_helpline__last_msg);
+                }
+                newtFinished();
+        }
+}