112 lines
2.5 KiB
C
112 lines
2.5 KiB
C
/*
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* Copyright (c) 2014 Fujitsu Ltd.
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* Author: Xiaoguang Wang <wangxg.fnst@cn.fujitsu.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it would be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/*
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* Description:
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* Verify that,
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* Basic test for fcntl(2) using F_SETPIPE_SZ, F_GETPIPE_SZ argument.
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <string.h>
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#include <signal.h>
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#include <sys/types.h>
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#include <pwd.h>
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#include "test.h"
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#include "safe_macros.h"
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#include "lapi/fcntl.h"
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char *TCID = "fcntl30";
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int TST_TOTAL = 1;
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static void setup(void);
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static void cleanup(void);
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int main(int ac, char **av)
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{
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int lc;
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int pipe_fds[2], test_fd;
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int orig_pipe_size, new_pipe_size;
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tst_parse_opts(ac, av, NULL, NULL);
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setup();
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for (lc = 0; TEST_LOOPING(lc); lc++) {
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tst_count = 0;
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SAFE_PIPE(cleanup, pipe_fds);
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test_fd = pipe_fds[1];
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TEST(fcntl(test_fd, F_GETPIPE_SZ));
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if (TEST_RETURN < 0) {
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tst_brkm(TFAIL | TTERRNO, cleanup,
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"fcntl get pipe size failed");
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}
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orig_pipe_size = TEST_RETURN;
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new_pipe_size = orig_pipe_size * 2;
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TEST(fcntl(test_fd, F_SETPIPE_SZ, new_pipe_size));
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if (TEST_RETURN < 0) {
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tst_brkm(TFAIL | TTERRNO, cleanup,
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"fcntl test F_SETPIPE_SZ failed");
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}
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TEST(fcntl(test_fd, F_GETPIPE_SZ));
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if (TEST_RETURN < 0) {
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tst_brkm(TFAIL | TTERRNO, cleanup,
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"fcntl test F_GETPIPE_SZ failed");
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}
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tst_resm(TINFO, "orig_pipe_size: %d new_pipe_size: %d",
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orig_pipe_size, new_pipe_size);
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if (TEST_RETURN >= new_pipe_size) {
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tst_resm(TPASS, "fcntl test F_GETPIPE_SZ"
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"and F_SETPIPE_SZ success");
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} else {
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tst_resm(TFAIL, "fcntl test F_GETPIPE_SZ"
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"and F_SETPIPE_SZ fail");
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}
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SAFE_CLOSE(cleanup, pipe_fds[0]);
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SAFE_CLOSE(cleanup, pipe_fds[1]);
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}
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cleanup();
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tst_exit();
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}
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static void setup(void)
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{
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if ((tst_kvercmp(2, 6, 35)) < 0) {
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tst_brkm(TCONF, NULL, "This test can only run on kernels"
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"that are 2.6.35 and higher");
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}
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tst_sig(NOFORK, DEF_HANDLER, cleanup);
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TEST_PAUSE;
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}
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static void cleanup(void)
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{
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}
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