Home | History | Annotate | Download | only in tkill 
      1 /******************************************************************************/
      2 /* Copyright (c) Crackerjack Project., 2007				   */
      3 /*									    */
      4 /* This program is free software;  you can redistribute it and/or modify      */
      5 /* it under the terms of the GNU General Public License as published by       */
      6 /* the Free Software Foundation; either version 2 of the License, or	  */
      7 /* (at your option) any later version.					*/
      8 /*									    */
      9 /* This program is distributed in the hope that it will be useful,	    */
     10 /* but WITHOUT ANY WARRANTY;  without even the implied warranty of	    */
     11 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See		  */
     12 /* the GNU General Public License for more details.			   */
     13 /*									    */
     14 /* You should have received a copy of the GNU General Public License	  */
     15 /* along with this program;  if not, write to the Free Software	       */
     16 /* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA    */
     17 /*									    */
     18 /******************************************************************************/
     19 /******************************************************************************/
     20 /*									    */
     21 /* File:	tkill02.c					   */
     22 /*									    */
     23 /* Description: This tests the tkill() syscall		      */
     24 /*									    */
     25 /* Usage:  <for command-line>						 */
     26 /* tkill02 [-c n] [-e][-i n] [-I x] [-p x] [-t]		     */
     27 /*      where,  -c n : Run n copies concurrently.			     */
     28 /*	      -e   : Turn on errno logging.				 */
     29 /*	      -i n : Execute test n times.				  */
     30 /*	      -I x : Execute test for x seconds.			    */
     31 /*	      -P x : Pause for x seconds between iterations.		*/
     32 /*	      -t   : Turn on syscall timing.				*/
     33 /*									    */
     34 /* Total Tests: 1							     */
     35 /*									    */
     36 /* Test Name:   tkill02					     */
     37 /* History:     Porting from Crackerjack to LTP is done by		    */
     38 /*	      Manas Kumar Nayak maknayak (at) in.ibm.com>			*/
     39 /******************************************************************************/
     40 
     41 #include <stdio.h>
     42 #include <stdlib.h>
     43 #include <errno.h>
     44 #include <unistd.h>
     45 #include <signal.h>
     46 #include <sys/syscall.h>
     47 
     48 #include "test.h"
     49 #include "linux_syscall_numbers.h"
     50 
     51 char *TCID = "tkill02";
     52 int testno;
     53 
     54 static pid_t inval_tid = -1;
     55 static pid_t unused_tid;
     56 
     57 
     58 /* Extern Global Functions */
     59 /******************************************************************************/
     60 /*									    */
     61 /* Function:    cleanup						       */
     62 /*									    */
     63 /* Description: Performs all one time clean up for this test on successful    */
     64 /*	      completion,  premature exit or  failure. Closes all temporary */
     65 /*	      files, removes all temporary directories exits the test with  */
     66 /*	      appropriate return code by calling tst_exit() function.       */
     67 /*									    */
     68 /* Input:       None.							 */
     69 /*									    */
     70 /* Output:      None.							 */
     71 /*									    */
     72 /* Return:      On failure - Exits calling tst_exit(). Non '0' return code.   */
     73 /*	      On success - Exits calling tst_exit(). With '0' return code.  */
     74 /*									    */
     75 /******************************************************************************/
     76 void cleanup(void)
     77 {
     78 
     79 	tst_rmdir();
     80 }
     81 
     82 /* Local  Functions */
     83 /******************************************************************************/
     84 /*									    */
     85 /* Function:    setup							 */
     86 /*									    */
     87 /* Description: Performs all one time setup for this test. This function is   */
     88 /*	      typically used to capture signals, create temporary dirs      */
     89 /*	      and temporary files that may be used in the course of this    */
     90 /*	      test.							 */
     91 /*									    */
     92 /* Input:       None.							 */
     93 /*									    */
     94 /* Output:      None.							 */
     95 /*									    */
     96 /* Return:      On failure - Exits by calling cleanup().		      */
     97 /*	      On success - returns 0.				       */
     98 /*									    */
     99 /******************************************************************************/
    100 void setup(void)
    101 {
    102 	/* Capture signals if any */
    103 	/* Create temporary directories */
    104 	TEST_PAUSE;
    105 	tst_tmpdir();
    106 
    107 	unused_tid = tst_get_unused_pid(cleanup);
    108 }
    109 
    110 struct test_case_t {
    111 	int *tid;
    112 	int exp_errno;
    113 } test_cases[] = {
    114 	{
    115 	&inval_tid, EINVAL}, {
    116 	&unused_tid, ESRCH}
    117 };
    118 
    119 int TST_TOTAL = sizeof(test_cases) / sizeof(test_cases[0]);
    120 
    121 int main(int ac, char **av)
    122 {
    123 	int i;
    124 
    125 	setup();
    126 
    127 	for (i = 0; i < TST_TOTAL; i++) {
    128 
    129 		TEST(ltp_syscall(__NR_tkill, *(test_cases[i].tid), SIGUSR1));
    130 
    131 		if (TEST_RETURN == -1) {
    132 			if (TEST_ERRNO == test_cases[i].exp_errno) {
    133 				tst_resm(TPASS | TTERRNO,
    134 					 "tkill(%d, SIGUSR1) failed as expected",
    135 					 *(test_cases[i].tid));
    136 			} else {
    137 				tst_brkm(TFAIL | TTERRNO, cleanup,
    138 					 "tkill(%d, SIGUSR1) failed unexpectedly",
    139 					 *(test_cases[i].tid));
    140 			}
    141 		} else {
    142 			tst_brkm(TFAIL, cleanup,
    143 				 "tkill(%d) succeeded unexpectedly",
    144 				 *(test_cases[i].tid));
    145 		}
    146 	}
    147 	cleanup();
    148 	tst_exit();
    149 }
    150