tools/perf/util/ui/setup.c

   1 #include <newt.h>
   2 #include <signal.h>
   3 #include <stdbool.h>
   4
   5 #include "../cache.h"
   6 #include "../debug.h"
   7 #include "browser.h"
   8 #include "helpline.h"
   9
  10 static void newt_suspend(void *d __used)
  11 {
  12         newtSuspend();
  13         raise(SIGTSTP);
  14         newtResume();
  15 }
  16
  17 void setup_browser(void)
  18 {
  19         if (!isatty(1) || !use_browser || dump_trace) {
  20                 use_browser = 0;
  21                 setup_pager();
  22                 return;
  23         }
  24
  25         use_browser = 1;
  26         newtInit();
  27         newtCls();
  28         newtSetSuspendCallback(newt_suspend, NULL);
  29         ui_helpline__init();
  30         ui_browser__init();
  31 }
  32
  33 void exit_browser(bool wait_for_ok)
  34 {
  35         if (use_browser > 0) {
  36                 if (wait_for_ok) {
  37                         char title[] = "Fatal Error", ok[] = "Ok";
  38                         newtWinMessage(title, ok, ui_helpline__last_msg);
  39                 }
  40                 newtFinished();
  41         }
  42 }