src/tests/system/libroot/posix/sigsetjmp_test.c

   1 /*
   2  * Copyright 2005-2006, Axel Dörfler, axeld@pinc-software.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6
   7 #include <setjmp.h>
   8 #include <stdio.h>
   9
  10
  11 static void
  12 jump_to_top_level(jmp_buf *state, int value)
  13 {
  14         siglongjmp(*state, value);
  15 }
  16
  17
  18 int
  19 main(int argc, char **argv)
  20 {
  21         jmp_buf state;
  22         int value;
  23
  24         if ((value = sigsetjmp(state, 1)) != 0) {
  25                 printf("failed with: %d!\n", value);
  26         } else {
  27                 printf("here I am: %d\n", value);
  28                 jump_to_top_level(&state, 42);
  29                 printf("you won't see me!\n");
  30         }
  31
  32         puts("done.");
  33         return 0;
  34 }