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      1 /*
      2  * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
      3  * Author: William Roske
      4  * Co-pilot: Dave Fenner
      5  *
      6  * This program is free software; you can redistribute it and/or modify it
      7  * under the terms of version 2 of the GNU General Public License as
      8  * published by the Free Software Foundation.
      9  *
     10  * This program is distributed in the hope that it would be useful, but
     11  * WITHOUT ANY WARRANTY; without even the implied warranty of
     12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
     13  *
     14  * Further, this software is distributed without any warranty that it is
     15  * free of the rightful claim of any third person regarding infringement
     16  * or the like.  Any license provided herein, whether implied or
     17  * otherwise, applies only to this software file.  Patent licenses, if
     18  * any, provided herein do not apply to combinations of this program with
     19  * other software, or any other product whatsoever.
     20  *
     21  * You should have received a copy of the GNU General Public License along
     22  * with this program; if not, write the Free Software Foundation, Inc.,
     23  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
     24  *
     25  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
     26  * Mountain View, CA  94043, or:
     27  *
     28  * http://www.sgi.com
     29  *
     30  * For further information regarding this notice, see:
     31  *
     32  * http://oss.sgi.com/projects/GenInfo/NoticeExplan/
     33  *
     34  */
     35 
     36 /*
     37  * Testcase to test the basic functionality of fpathconf(2) system call.
     38  */
     39 
     40 #include <fcntl.h>
     41 #include <unistd.h>
     42 #include <errno.h>
     43 #include <string.h>
     44 #include <signal.h>
     45 #include "test.h"
     46 #include "safe_macros.h"
     47 
     48 static void setup(void);
     49 static void cleanup(void);
     50 
     51 static struct pathconf_args {
     52 	char *name;
     53 	int value;
     54 } test_cases[] = {
     55 	{"_PC_MAX_CANON", _PC_MAX_CANON},
     56 	{"_PC_MAX_INPUT", _PC_MAX_INPUT},
     57 	{"_PC_VDISABLE", _PC_VDISABLE},
     58 	{"_PC_LINK_MAX", _PC_LINK_MAX},
     59 	{"_PC_NAME_MAX", _PC_NAME_MAX},
     60 	{"_PC_PATH_MAX", _PC_PATH_MAX},
     61 	{"_PC_PIPE_BUF", _PC_PIPE_BUF},
     62 	{"_PC_CHOWN_RESTRICTED", _PC_CHOWN_RESTRICTED},
     63 	{"_PC_NO_TRUNC", _PC_NO_TRUNC},
     64 };
     65 
     66 char *TCID = "fpathconf01";
     67 int TST_TOTAL = ARRAY_SIZE(test_cases);
     68 
     69 static int fd;
     70 
     71 int main(int ac, char **av)
     72 {
     73 	int lc;
     74 	int i;
     75 
     76 	tst_parse_opts(ac, av, NULL, NULL);
     77 
     78 	setup();
     79 
     80 	for (lc = 0; TEST_LOOPING(lc); lc++) {
     81 
     82 		tst_count = 0;
     83 
     84 		for (i = 0; i < TST_TOTAL; i++) {
     85 			errno = 0;
     86 
     87 			TEST(fpathconf(fd, test_cases[i].value));
     88 
     89 			if (TEST_RETURN == -1) {
     90 				if (TEST_ERRNO == 0) {
     91 					tst_resm(TINFO,
     92 						 "fpathconf has NO limit for "
     93 						 "%s", test_cases[i].name);
     94 				} else {
     95 					tst_resm(TFAIL | TTERRNO,
     96 						 "fpathconf(fd, %s) failed",
     97 						 test_cases[i].name);
     98 				}
     99 			} else {
    100 				tst_resm(TPASS,
    101 					 "fpathconf(fd, %s) returned %ld",
    102 					 test_cases[i].name, TEST_RETURN);
    103 			}
    104 		}
    105 	}
    106 
    107 	cleanup();
    108 
    109 	tst_exit();
    110 }
    111 
    112 static void setup(void)
    113 {
    114 	tst_sig(FORK, DEF_HANDLER, cleanup);
    115 
    116 	TEST_PAUSE;
    117 
    118 	tst_tmpdir();
    119 
    120 	fd = SAFE_OPEN(cleanup, "fpafile01", O_RDWR | O_CREAT, 0700);
    121 }
    122 
    123 static void cleanup(void)
    124 {
    125 	if (fd > 0)
    126 		SAFE_CLOSE(NULL, fd);
    127 
    128 	tst_rmdir();
    129 }
    130