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      1 /*
      2  * Copyright (C) International Business Machines  Corp., 2001
      3  * Ported by Wayne Boyer
      4  * Adapted by Dustin Kirkland (k1rkland (at) us.ibm.com)
      5  *
      6  * This program is free software;  you can redistribute it and/or modify
      7  * it under the terms of the GNU General Public License as published by
      8  * the Free Software Foundation; either version 2 of the License, or
      9  * (at your option) any later version.
     10  *
     11  * This program is distributed in the hope that it will be useful,
     12  * but WITHOUT ANY WARRANTY;  without even the implied warranty of
     13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
     14  * the GNU General Public License for more details.
     15  *
     16  * You should have received a copy of the GNU General Public License
     17  * along with this program;  if not, write to the Free Software
     18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
     19  */
     20 
     21 /*
     22  *     Testcase to check the basic functionality of setfsgid(2) system
     23  *     call failures.
     24  */
     25 
     26 #include <stdio.h>
     27 #include <unistd.h>
     28 #include <grp.h>
     29 #include <pwd.h>
     30 #include <sys/types.h>
     31 #include <errno.h>
     32 
     33 #include "test.h"
     34 #include "compat_16.h"
     35 
     36 TCID_DEFINE(setfsgid02);
     37 int TST_TOTAL = 1;
     38 
     39 static void setup(void);
     40 static void cleanup(void);
     41 
     42 int main(int ac, char **av)
     43 {
     44 	int lc;
     45 
     46 	gid_t gid;
     47 
     48 	tst_parse_opts(ac, av, NULL, NULL);
     49 
     50 	setup();
     51 
     52 	for (lc = 0; TEST_LOOPING(lc); lc++) {
     53 		tst_count = 0;
     54 
     55 		gid = 1;
     56 		while (getgrgid(gid))
     57 			gid++;
     58 
     59 		GID16_CHECK(gid, setfsgid, cleanup);
     60 
     61 		TEST(SETFSGID(cleanup, gid));
     62 
     63 		if (TEST_RETURN == -1) {
     64 			tst_resm(TFAIL | TTERRNO,
     65 				"setfsgid() failed unexpectedly");
     66 			continue;
     67 		}
     68 
     69 		if (TEST_RETURN == gid) {
     70 			tst_resm(TFAIL, "setfsgid() returned %ld, expected %d",
     71 				 TEST_RETURN, gid);
     72 		} else {
     73 			tst_resm(TPASS, "setfsgid() returned expected value : "
     74 				 "%ld", TEST_RETURN);
     75 		}
     76 	}
     77 
     78 	cleanup();
     79 	tst_exit();
     80 }
     81 
     82 static void setup(void)
     83 {
     84 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
     85 
     86 	TEST_PAUSE;
     87 }
     88 
     89 static void cleanup(void)
     90 {
     91 }
     92