Check initscr() for NULL

1994-10-19 04:10:48 +00:00 · 1994-10-19 04:10:48 +00:00 · e314eb04c7
commit e314eb04c7
parent 23893997eb
1 changed files with 2 additions and 1 deletions
--- a/gnu/lib/libdialog/kernel.c
+++ b/gnu/lib/libdialog/kernel.c
@ -99,7 +99,8 @@ void init_dialog(void)
    exit(-1);
 #endif

-  initscr();     /* Init curses */
+  if (initscr() == NULL)     /* Init curses */
+    exit(-1);
  keypad(stdscr, TRUE);
  cbreak();
  noecho();