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      1 /*
      2  * Copyright (c) International Business Machines  Corp., 2005
      3  * Copyright (c) Wipro Technologies Ltd, 2005.  All Rights Reserved.
      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  * You should have received a copy of the GNU General Public License along
     14  * with this program; if not, write the Free Software Foundation, Inc.,
     15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
     16  *
     17  */
     18 /**********************************************************
     19  *
     20  *    TEST IDENTIFIER   : getpagesize01
     21  *
     22  *    EXECUTED BY       : root / superuser
     23  *
     24  *    TEST TITLE        : Basic tests for getpagesize(2)
     25  *
     26  *    TEST CASE TOTAL   : 1
     27  *
     28  *    AUTHOR            : Prashant P Yendigeri
     29  *                        <prashant.yendigeri (at) wipro.com>
     30  *			  Robbie Williamson
     31  *			  <robbiew (at) us.ibm.com>
     32  *
     33  *    DESCRIPTION
     34  *      This is a Phase I test for the getpagesize(2) system call.
     35  *      It is intended to provide a limited exposure of the system call.
     36  *
     37  **********************************************************/
     38 
     39 #include <stdio.h>
     40 #include <unistd.h>
     41 #include <errno.h>
     42 
     43 #include "test.h"
     44 
     45 void setup();
     46 void cleanup();
     47 
     48 char *TCID = "getpagesize01";
     49 int TST_TOTAL = 1;
     50 
     51 int main(int ac, char **av)
     52 {
     53 	int lc;
     54 
     55 	int size, ret_sysconf;
     56 	/***************************************************************
     57 	 * parse standard options
     58 	 ***************************************************************/
     59 	tst_parse_opts(ac, av, NULL, NULL);
     60 
     61 	setup();
     62 
     63 	for (lc = 0; TEST_LOOPING(lc); lc++) {
     64 
     65 		tst_count = 0;
     66 
     67 		TEST(getpagesize());
     68 
     69 		if (TEST_RETURN == -1) {
     70 			tst_resm(TFAIL | TTERRNO, "getpagesize failed");
     71 			continue;	/* next loop for MTKERNEL */
     72 		}
     73 
     74 		size = getpagesize();
     75 		tst_resm(TINFO, "Page Size is %d", size);
     76 		ret_sysconf = sysconf(_SC_PAGESIZE);
     77 #ifdef DEBUG
     78 		tst_resm(TINFO,
     79 			 "Checking whether getpagesize returned same as sysconf");
     80 #endif
     81 		if (size == ret_sysconf)
     82 			tst_resm(TPASS,
     83 				 "getpagesize - Page size returned %d",
     84 				 ret_sysconf);
     85 		else
     86 			tst_resm(TFAIL,
     87 				 "getpagesize - Page size returned %d",
     88 				 ret_sysconf);
     89 	}
     90 
     91 	cleanup();
     92 	tst_exit();
     93 }
     94 
     95 void setup(void)
     96 {
     97 
     98 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
     99 
    100 	TEST_PAUSE;
    101 }
    102 
    103 void cleanup(void)
    104 {
    105 }
    106