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Diffstat (limited to 'manual/examples/setjmp.c')
-rw-r--r-- | manual/examples/setjmp.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/manual/examples/setjmp.c b/manual/examples/setjmp.c deleted file mode 100644 index 20b5064914..0000000000 --- a/manual/examples/setjmp.c +++ /dev/null @@ -1,49 +0,0 @@ -/* Introduction to Non-Local Exits - Copyright (C) 1991-2017 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, if not, see <http://www.gnu.org/licenses/>. -*/ - -#include <setjmp.h> -#include <stdlib.h> -#include <stdio.h> - -jmp_buf main_loop; - -void -abort_to_main_loop (int status) -{ - longjmp (main_loop, status); -} - -int -main (void) -{ - while (1) - if (setjmp (main_loop)) - puts ("Back at main loop...."); - else - do_command (); -} - - -void -do_command (void) -{ - char buffer[128]; - if (fgets (buffer, 128, stdin) == NULL) - abort_to_main_loop (-1); - else - exit (EXIT_SUCCESS); -} |