19 lines
315 B
C
19 lines
315 B
C
#include <sys/types.h>
|
|
#include <sys/wait.h>
|
|
#ifndef WEXITSTATUS
|
|
# define WEXITSTATUS(stat_val) ((unsigned int) (stat_val) >> 8)
|
|
#endif
|
|
#ifndef WIFEXITED
|
|
# define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
|
|
#endif
|
|
|
|
int
|
|
main ()
|
|
{
|
|
int s;
|
|
wait (&s);
|
|
s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
|
|
;
|
|
return 0;
|
|
}
|
|
|