2017-10-21 23:40:19 +00:00
|
|
|
/* Conformance Test 21.4.0.1: Verification of setjmp, longjmp functions */
|
|
|
|
|
|
|
|
|
|
#include <setjmp.h>
|
|
|
|
|
|
|
|
|
|
jmp_buf env; /* setjmp, longjmp environment array */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
void F1 (char ch)
|
|
|
|
|
{
|
|
|
|
|
if (ch == 'a')
|
|
|
|
|
longjmp (env, 0); /* not allowed to do this -- should */
|
|
|
|
|
else /* cause setjmp to return a 1 */
|
|
|
|
|
longjmp (env, 2);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
main ()
|
|
|
|
|
{
|
|
|
|
|
int i;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
i = setjmp (env); /* initialize env to main's environment */
|
|
|
|
|
if (i == 0)
|
|
|
|
|
F1 ('a');
|
|
|
|
|
|
|
|
|
|
else if (i == 1) /* check second return from setjmp */
|
|
|
|
|
{
|
|
|
|
|
printf ("Passed Conformance Test 21.4.0.1\n");
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
else
|
|
|
|
|
printf ("Failed Conformance Test 21.4.0.1\n");
|
|
|
|
|
}
|
