minix3/tests/test14.c

45 lines
691 B
C

/* Test 14. unlinking an open file. */
#include <sys/types.h>
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#define TRIALS 100
int max_error = 4;
#include "common.h"
char name[20] = {"TMP14."};
int subtest = 1;
int main(void);
void quit(void);
int main()
{
int fd0, i, pid;
start(14);
pid = getpid();
sprintf(&name[6], "%x", pid);
for (i = 0; i < TRIALS; i++) {
if ( (fd0 = creat(name, 0777)) < 0) e(1);
if (write(fd0, name, 20) != 20) e(2);
if (unlink(name) != 0) e(3);
if (close(fd0) != 0) e(4);
}
fd0 = creat(name, 0777);
write(fd0, name, 20);
unlink(name);
quit();
return(-1); /* impossible */
}