Differential D34424 Diff 103452 tests/sys/file/closefrom_test.c

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tests/sys/file/closefrom_test.c

Show First 20 Lines • Show All 138 Lines • ▼ Show 20 Lines	devnull(void)
return (fd);		return (fd);
}		}

int		int
main(void)		main(void)
{		{
struct shared_info *info;		struct shared_info *info;
pid_t pid;		pid_t pid;
int fd, i, start;		int fd, flags, i, start;

printf("1..20\n");		printf("1..20\n");

/* We better start up with fd's 0, 1, and 2 open. */		/* We better start up with fd's 0, 1, and 2 open. */
start = devnull();		start = devnull();
if (start == -1)		if (start == -1)
fail("open", "bad descriptor %d", start);		fail("open", "bad descriptor %d", start);
ok("open");		ok("open");
▲ Show 20 Lines • Show All 163 Lines • ▼ Show 20 Lines	if (pid == 0) {
closefrom(0);		closefrom(0);
cok(info, "closefrom(0)");		cok(info, "closefrom(0)");
}		}
if (wait(NULL) < 0)		if (wait(NULL) < 0)
fail_err("wait");		fail_err("wait");
if (info->failed)		if (info->failed)
fail(info->tag, "%s", info->message);		fail(info->tag, "%s", info->message);
ok(info->tag);		ok(info->tag);

		/* test CLOSE_RANGE_CLOEXEC */
		for (i = 0; i < 8; i++)
		(void)devnull();
		fd = highest_fd();
		start = fd - 8;
		if (close_range(start + 1, start + 4, CLOSE_RANGE_CLOEXEC) < 0)
		markjUnsubmitted Not Done Inline Actions I'd check for an error from close_range(), though I see that the pre-existing tests do not for some reason. markj: I'd check for an error from close_range(), though I see that the pre-existing tests do not for…
		fail_err("close_range(..., CLOSE_RANGE_CLOEXEC)");
		flags = fcntl(start, F_GETFD);
		if (flags < 0)
		fail_err("fcntl(.., F_GETFD)");
		if ((flags & FD_CLOEXEC) != 0)
		fail("close_range", "CLOSE_RANGE_CLOEXEC set close-on-exec "
		"when it should not have on fd %d", start);
		for (i = start + 1; i <= start + 4; i++) {
		flags = fcntl(i, F_GETFD);
		if (flags < 0)
		markjUnsubmitted Not Done Inline Actions This test will pass if fcntl() fails. It'd be more rigourous to check for failure before testing FD_CLOEXEC. markj: This test will pass if fcntl() fails. It'd be more rigourous to check for failure before…
		fail_err("fcntl(.., F_GETFD)");
		if ((flags & FD_CLOEXEC) == 0)
		fail("close_range", "CLOSE_RANGE_CLOEXEC did not set "
		"close-on-exec on fd %d", i);
		}
		for (; i < start + 8; i++) {
		flags = fcntl(i, F_GETFD);
		if (flags < 0)
		fail_err("fcntl(.., F_GETFD)");
		if ((flags & FD_CLOEXEC) != 0)
		fail("close_range", "CLOSE_RANGE_CLOEXEC set close-on-exec "
		"when it should not have on fd %d", i);
		}
		if (close_range(start, start + 8, 0) < 0)
		fail_err("close_range");
		ok("close_range(..., CLOSE_RANGE_CLOEXEC)");

return (0);		return (0);
}		}