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      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:	tkill01.c					   */
     22 /*									    */
     23 /* Description: This tests the tkill() syscall		      */
     24 /*									    */
     25 /* Usage:  <for command-line>						 */
     26 /* tkill01 [-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:   tkill01					     */
     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 
     46 #include <signal.h>
     47 #include <sys/syscall.h>
     48 #include <linux/unistd.h>
     49 #include <sys/types.h>
     50 
     51 #include "test.h"
     52 #include "lapi/syscalls.h"
     53 
     54 char *TCID = "tkill01";
     55 int testno;
     56 int TST_TOTAL = 2;
     57 
     58 void cleanup(void)
     59 {
     60 
     61 	tst_rmdir();
     62 }
     63 
     64 void setup(void)
     65 {
     66 	TEST_PAUSE;
     67 	tst_tmpdir();
     68 }
     69 
     70 int sig_count = 0;
     71 
     72 void sig_action(int sig)
     73 {
     74 	sig_count = 1;
     75 }
     76 
     77 int main(int ac, char **av)
     78 {
     79 	int tid;
     80 	int lc;
     81 
     82 	tst_parse_opts(ac, av, NULL, NULL);
     83 
     84 	setup();
     85 
     86 	for (lc = 0; TEST_LOOPING(lc); ++lc) {
     87 		tst_count = 0;
     88 		for (testno = 0; testno < TST_TOTAL; ++testno) {
     89 			if (signal(SIGUSR1, &sig_action) == SIG_ERR)
     90 				tst_brkm(TBROK | TERRNO, cleanup,
     91 					 "signal(SIGUSR1, ..) failed");
     92 			TEST(tid = ltp_syscall(__NR_gettid));
     93 			if (TEST_RETURN == -1) {
     94 				tst_resm(TFAIL | TTERRNO, "tkill failed");
     95 			}
     96 			TEST(ltp_syscall(__NR_tkill, tid, SIGUSR1));
     97 			if (TEST_RETURN == 0) {
     98 				tst_resm(TPASS, "tkill call succeeded");
     99 			} else {
    100 				tst_resm(TFAIL | TTERRNO, "tkill failed");
    101 			}
    102 		}
    103 	}
    104 	cleanup();
    105 	tst_exit();
    106 }
    107