Squash commits for public release

userland/utilities/edit/lifetime.c

@@ -0,0 +1,32 @@
+#include "lifetime.h"
+#ifndef __xOS__
+#include <stdlib.h>
+#endif
+
+struct termios orig_term;
+
+void enable_raw_mode()
+{
+    struct termios raw;
+    tcgetattr(STDIN, &raw);
+    orig_term = raw;
+    raw.c_lflag &= ~(ECHO | ICANON);
+    tcsetattr(STDIN, TCSAFLUSH, &raw);
+}
+
+void restore_termios()
+{
+    tcsetattr(STDIN, TCSAFLUSH, &orig_term);
+}
+
+void exit_app()
+{
+    restore_termios();
+    exit(0);
+}
+
+void crash_app()
+{
+    restore_termios();
+    exit(1);
+}