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      1 /*
      2  * Copyright (c) 2016 Dmitry V. Levin <ldv (at) altlinux.org>
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  * 3. The name of the author may not be used to endorse or promote products
     14  *    derived from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #include "tests.h"
     29 #include <asm/unistd.h>
     30 
     31 #ifdef __NR_open
     32 
     33 # include <fcntl.h>
     34 # include <stdio.h>
     35 # include <unistd.h>
     36 
     37 int
     38 main(void)
     39 {
     40 	static const char sample[] = "open.sample";
     41 
     42 	long fd = syscall(__NR_open, sample, O_RDONLY|O_CREAT, 0400);
     43 	printf("open(\"%s\", O_RDONLY|O_CREAT, 0400) = %s\n",
     44 	       sample, sprintrc(fd));
     45 
     46 	if (fd != -1) {
     47 		close(fd);
     48 		if (unlink(sample))
     49 			perror_msg_and_fail("unlink");
     50 
     51 		fd = syscall(__NR_open, sample, O_RDONLY);
     52 		printf("open(\"%s\", O_RDONLY) = %s\n", sample, sprintrc(fd));
     53 
     54 		fd = syscall(__NR_open, sample, O_WRONLY|O_NONBLOCK|0x80000000);
     55 		printf("open(\"%s\", O_WRONLY|O_NONBLOCK|0x80000000) = %s\n",
     56 		       sample, sprintrc(fd));
     57 	}
     58 
     59 #ifdef O_TMPFILE
     60 # if O_TMPFILE == (O_TMPFILE & ~O_DIRECTORY)
     61 #  define STR_O_TMPFILE "O_TMPFILE"
     62 # else
     63 #  define STR_O_TMPFILE "O_DIRECTORY|O_TMPFILE"
     64 # endif
     65 	fd = syscall(__NR_open, sample, O_WRONLY|O_TMPFILE, 0600);
     66 	printf("open(\"%s\", O_WRONLY|%s, 0600) = %s\n",
     67 	       sample, STR_O_TMPFILE, sprintrc(fd));
     68 #endif /* O_TMPFILE */
     69 
     70 	puts("+++ exited with 0 +++");
     71 	return 0;
     72 }
     73 
     74 #else
     75 
     76 SKIP_MAIN_UNDEFINED("__NR_open")
     77 
     78 #endif
     79