Function main

test/read-write.c:920–1085

}

int main(int argc, char *argv[])
{
	int i, ret, nr;
	char buf[256];
	char *fname;

	if (argc > 1) {
		fname = argv[1];
	} else {
		srand((unsigned)time(NULL));
		snprintf(buf, sizeof(buf), ".basic-rw-%u-%u",
			(unsigned)rand(), (unsigned)getpid());
		fname = buf;
		t_create_file(fname, FILE_SIZE);
	}

	signal(SIGXFSZ, SIG_IGN);

	vecs = t_create_buffers(2 * BUFFERS, BS);

	/* if we don't have nonvec read, skip testing that */
	nr = has_nonvec_read() ? 64 : 32;

	for (i = 0; i < nr; i++) {
		int write = (i & 1) != 0;
		int buffered = (i & 2) != 0;
		int sqthread = (i & 4) != 0;
		int fixed = (i & 8) != 0;
		int offload = (i & 16) != 0;
		int nonvec = (i & 32) != 0;

		ret = test_io(fname, write, buffered, sqthread, fixed, nonvec,
			      BS, offload);
		if (ret) {
			fprintf(stderr, "test_io failed %d/%d/%d/%d/%d\n",
				write, buffered, sqthread, fixed, nonvec);
			goto err;
		}
	}

	ret = test_buf_select(fname, 1);
	if (ret) {
		fprintf(stderr, "test_buf_select nonvec failed\n");
		goto err;
	}

	ret = test_buf_select(fname, 0);
	if (ret) {
		fprintf(stderr, "test_buf_select vec failed\n");
		goto err;
	}

	ret = test_buf_select_short(fname, 1);
	if (ret) {
		fprintf(stderr, "test_buf_select_short nonvec failed\n");
		goto err;
	}