#include <afs/param.h>
#include <sys/types.h>
#include <sys/file.h>
#include <sys/stat.h>
#include <sys/time.h>

extern int errno;

main(argc, argv)
int argc;
char **argv; {
    struct timeval tv[2];
    struct stat tstat;
    register long code;
    register char *pn;	/* path name we're dealing with */

    if (argc != 2) {
	printf("usage: owntest <file owned by somoneelse, but still writable>\n");
	exit(1);
    }

    pn = argv[1];
    printf("Starting tests on %s.\n", pn);
    code = chmod(pn, 0444);
    if (code<0)
	return perror("chmod to RO");
    code = chmod(pn, 0666);
    if (code<0)
	return perror("chmod back to RW");
    gettimeofday(&tv[0], (char *) 0);
    gettimeofday(&tv[1], (char *) 0);
    tv[0].tv_sec -= 10000;
    tv[0].tv_usec = 0;
    tv[1].tv_sec -= 20000;
    tv[1].tv_usec = 0;
    code = utimes(pn, tv);
    if (code<0)
	return perror("utimes");
    code = stat(pn, &tstat);
    if (code<0)
	return perror("stat");
    if (tstat.st_mtime != tv[1].tv_sec) {
	printf("modtime didn't stick\n");
	exit(1);
    }
    printf("Done.\n");
    exit(0);
}