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      1 /******************************************************************************
      2  * Copyright (c) Crackerjack Project., 2007                                   *
      3  * Porting from Crackerjack to LTP is done by:                                *
      4  *              Manas Kumar Nayak <maknayak (at) in.ibm.com>                       *
      5  * Copyright (c) 2013 Cyril Hrubis <chrubis (at) suse.cz>                          *
      6  *                                                                            *
      7  * This program is free software;  you can redistribute it and/or modify      *
      8  * it under the terms of the GNU General Public License as published by       *
      9  * the Free Software Foundation; either version 2 of the License, or          *
     10  * (at your option) any later version.                                        *
     11  *                                                                            *
     12  * This program is distributed in the hope that it will be useful,            *
     13  * but WITHOUT ANY WARRANTY;  without even the implied warranty of            *
     14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See                  *
     15  * the GNU General Public License for more details.                           *
     16  *                                                                            *
     17  * You should have received a copy of the GNU General Public License          *
     18  * along with this program;  if not, write to the Free Software Foundation,   *
     19  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA           *
     20  *                                                                            *
     21  ******************************************************************************/
     22 
     23 #include <stdio.h>
     24 #include <errno.h>
     25 #include <time.h>
     26 #include <signal.h>
     27 #include <sys/syscall.h>
     28 
     29 #include "test.h"
     30 #include "linux_syscall_numbers.h"
     31 
     32 char *TCID = "timer_getoverrun01";
     33 int TST_TOTAL = 1;
     34 
     35 static void cleanup(void)
     36 {
     37 
     38 	tst_rmdir();
     39 }
     40 
     41 static void setup(void)
     42 {
     43 	TEST_PAUSE;
     44 	tst_tmpdir();
     45 }
     46 
     47 int main(int ac, char **av)
     48 {
     49 	int lc;
     50 	int timer;
     51 	struct sigevent ev;
     52 
     53 	tst_parse_opts(ac, av, NULL, NULL);
     54 
     55 	setup();
     56 
     57 	ev.sigev_value = (union sigval) 0;
     58 	ev.sigev_signo = SIGALRM;
     59 	ev.sigev_notify = SIGEV_SIGNAL;
     60 	TEST(ltp_syscall(__NR_timer_create, CLOCK_REALTIME, &ev, &timer));
     61 
     62 	if (TEST_RETURN != 0)
     63 		tst_brkm(TBROK | TERRNO, cleanup, "Failed to create timer");
     64 
     65 	for (lc = 0; TEST_LOOPING(lc); ++lc) {
     66 		tst_count = 0;
     67 
     68 		TEST(ltp_syscall(__NR_timer_getoverrun, timer));
     69 		if (TEST_RETURN == 0) {
     70 			tst_resm(TPASS,
     71 			         "timer_getoverrun(CLOCK_REALTIME) Passed");
     72 		} else {
     73 			tst_resm(TFAIL | TERRNO,
     74 			         "timer_getoverrun(CLOCK_REALTIME) Failed");
     75 		}
     76 
     77 		TEST(ltp_syscall(__NR_timer_getoverrun, -1));
     78 		if (TEST_RETURN == -1 && TEST_ERRNO == EINVAL) {
     79 			tst_resm(TPASS,	"timer_gettime(-1) Failed: EINVAL");
     80 		} else {
     81 			tst_resm(TFAIL | TERRNO,
     82 			         "timer_gettime(-1) = %li", TEST_RETURN);
     83 		}
     84 	}
     85 
     86 	cleanup();
     87 	tst_exit();
     88 }
     89