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      1 /*
      2  * Copyright (c) International Business Machines  Corp., 2001
      3  * Ported by Wayne Boyer
      4  *
      5  * This program is free software;  you can redistribute it and/or modify
      6  * it under the terms of the GNU General Public License as published by
      7  * the Free Software Foundation; either version 2 of the License, or
      8  * (at your option) any later version.
      9  *
     10  * This program is distributed in the hope that it will be useful,
     11  * but WITHOUT ANY WARRANTY;  without even the implied warranty of
     12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
     13  * the GNU General Public License for more details.
     14  *
     15  * You should have received a copy of the GNU General Public License
     16  * along with this program;  if not, write to the Free Software
     17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
     18  */
     19 
     20 /*
     21  * Testcase to check the basic functionality of setfsgid(2) system call.
     22  */
     23 
     24 #include <stdio.h>
     25 #include <unistd.h>
     26 #include <sys/fsuid.h>
     27 #include <sys/types.h>
     28 #include <errno.h>
     29 
     30 #include "test.h"
     31 #include "compat_16.h"
     32 
     33 TCID_DEFINE(setfsgid01);
     34 int TST_TOTAL = 1;
     35 
     36 static void setup(void);
     37 static void cleanup(void);
     38 
     39 int main(int ac, char **av)
     40 {
     41 	int lc;
     42 
     43 	gid_t gid;
     44 
     45 	tst_parse_opts(ac, av, NULL, NULL);
     46 
     47 	setup();
     48 
     49 	for (lc = 0; TEST_LOOPING(lc); lc++) {
     50 		tst_count = 0;
     51 
     52 		gid = getegid();
     53 		GID16_CHECK(gid, setfsgid, cleanup);
     54 
     55 		TEST(SETFSGID(cleanup, gid));
     56 
     57 		if (TEST_RETURN == -1) {
     58 			tst_resm(TFAIL | TTERRNO,
     59 				"setfsgid() failed unexpectedly");
     60 			continue;
     61 		}
     62 
     63 		if (TEST_RETURN != gid) {
     64 			tst_resm(TFAIL, "setfsgid() returned %ld, expected %d",
     65 				 TEST_RETURN, gid);
     66 		} else {
     67 			tst_resm(TPASS,
     68 				"setfsgid() returned expected value : %ld",
     69 				TEST_RETURN);
     70 		}
     71 	}
     72 
     73 	cleanup();
     74 	tst_exit();
     75 }
     76 
     77 static void setup(void)
     78 {
     79 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
     80 
     81 	TEST_PAUSE;
     82 }
     83 
     84 static void cleanup(void)
     85 {
     86 }
     87