mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-06 05:10:05 +00:00
62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
|
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
#include <ansidecl.h>
|
|
#include <stdio.h>
|
|
#include <setjmp.h>
|
|
#include <stdlib.h>
|
|
|
|
static jmp_buf env;
|
|
static int last_value = -1, lose = 0;
|
|
|
|
void
|
|
DEFUN(jump, (val), int val)
|
|
{
|
|
longjmp(env, val);
|
|
}
|
|
|
|
int
|
|
DEFUN_VOID(main)
|
|
{
|
|
int value;
|
|
|
|
value = setjmp(env);
|
|
if (value != last_value + 1)
|
|
{
|
|
fputs("Shouldn't have ", stdout);
|
|
lose = 1;
|
|
}
|
|
last_value = value;
|
|
switch (value)
|
|
{
|
|
case 0:
|
|
puts("Saved environment.");
|
|
jump(0);
|
|
default:
|
|
printf("Jumped to %d.\n", value);
|
|
if (value < 10)
|
|
jump(value + 1);
|
|
}
|
|
|
|
if (lose || value != 10)
|
|
puts("Test FAILED!");
|
|
else
|
|
puts("Test succeeded!");
|
|
exit(lose ? EXIT_FAILURE : EXIT_SUCCESS);
|
|
}
|