55 lines
897 B
C
55 lines
897 B
C
/*
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* Copyright (c) 2016-2018 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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#include <assert.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#define N_FDS 3
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/*
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* Do not print any messages, indicate errors with return codes.
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*/
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static int
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check_fd(int fd, const char *fname)
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{
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const int should_be_closed = (fname[0] == '\0');
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struct stat st_fd, st_fn;
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if (fstat(fd, &st_fd)) {
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if (!should_be_closed)
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return 10 + fd;
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} else {
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if (should_be_closed)
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return 20 + fd;
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if (stat(fname, &st_fn))
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return 30 + fd;
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if (st_fd.st_dev != st_fn.st_dev
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|| st_fd.st_ino != st_fn.st_ino)
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return 40 + fd;
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}
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return 0;
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}
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int
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main(int ac, char **av)
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{
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assert(ac == 1 + N_FDS);
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int rc = 0, fd;
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for (fd = 1; fd < 1 + N_FDS; ++fd)
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if ((rc = check_fd(fd - 1, av[fd])))
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break;
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return rc;
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}
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