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      1 /*
      2  * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
      3  * Copyright (c) 2017 Cyril Hrubis <chrubis (at) suse.cz>
      4  *
      5  * This program is free software; you can redistribute it and/or modify it
      6  * under the terms of version 2 of the GNU General Public License as
      7  * published by the Free Software Foundation.
      8  *
      9  * This program is distributed in the hope that it would be useful, but
     10  * WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
     12  *
     13  * Further, this software is distributed without any warranty that it is
     14  * free of the rightful claim of any third person regarding infringement
     15  * or the like.  Any license provided herein, whether implied or
     16  * otherwise, applies only to this software file.  Patent licenses, if
     17  * any, provided herein do not apply to combinations of this program with
     18  * other software, or any other product whatsoever.
     19  *
     20  * You should have received a copy of the GNU General Public License along
     21  * with this program; if not, write the Free Software Foundation, Inc.,
     22  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
     23  *
     24  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
     25  * Mountain View, CA  94043, or:
     26  *
     27  * http://www.sgi.com
     28  *
     29  * For further information regarding this notice, see:
     30  *
     31  * http://oss.sgi.com/projects/GenInfo/NoticeExplan/
     32  *
     33  */
     34  /*
     35   * Basic test for fcntl(2) using F_GETFL argument.
     36   */
     37 #include <sys/types.h>
     38 #include <sys/stat.h>
     39 #include <fcntl.h>
     40 #include <unistd.h>
     41 #include <errno.h>
     42 #include <stdio.h>
     43 
     44 #include "tst_test.h"
     45 
     46 static int fd;
     47 static char fname[255];
     48 
     49 static void verify_fcntl(void)
     50 {
     51 	TEST(fcntl(fd, F_GETFL, 0));
     52 
     53 	if (TEST_RETURN == -1) {
     54 		tst_res(TFAIL | TTERRNO, "fcntl(%s, F_GETFL, 0) failed",
     55 			fname);
     56 		return;
     57 	}
     58 
     59 	if ((TEST_RETURN & O_ACCMODE) != O_RDWR) {
     60 		tst_res(TFAIL, "fcntl(%s, F_GETFL, 0) returned wrong "
     61 			"access mode %li, expected %i", fname,
     62 			TEST_RETURN & O_ACCMODE, O_RDWR);
     63 		return;
     64 	}
     65 
     66 	tst_res(TPASS, "fcntl(%s, F_GETFL, 0) returned %lx",
     67 		fname, TEST_RETURN);
     68 }
     69 
     70 static void setup(void)
     71 {
     72 	sprintf(fname, "fcntl04_%d", getpid());
     73 	fd = SAFE_OPEN(fname, O_RDWR | O_CREAT, 0700);
     74 }
     75 
     76 static void cleanup(void)
     77 {
     78 	if (fd > 0)
     79 		SAFE_CLOSE(fd);
     80 }
     81 
     82 static struct tst_test test = {
     83 	.needs_tmpdir = 1,
     84 	.test_all = verify_fcntl,
     85 	.setup = setup,
     86 	.cleanup = cleanup,
     87 };
     88