pan/ltp-bump.c

   1 /*
   2  * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of version 2 of the GNU General Public License as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it would be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  11  *
  12  * Further, this software is distributed without any warranty that it is
  13  * free of the rightful claim of any third person regarding infringement
  14  * or the like.  Any license provided herein, whether implied or
  15  * otherwise, applies only to this software file.  Patent licenses, if
  16  * any, provided herein do not apply to combinations of this program with
  17  * other software, or any other product whatsoever.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write the Free Software Foundation, Inc., 59
  21  * Temple Place - Suite 330, Boston MA 02111-1307, USA.
  22  *
  23  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
  24  * Mountain View, CA  94043, or:
  25  *
  26  * http://www.sgi.com
  27  *
  28  * For further information regarding this notice, see:
  29  *
  30  * http://oss.sgi.com/projects/GenInfo/NoticeExplan/
  31  *
  32  */
  33 /* $Id: ltp-bump.c,v 1.1 2009/05/19 09:39:11 subrata_modak Exp $ */
  34 #include <stdio.h>
  35 #include <errno.h>
  36 #include <sys/signal.h>
  37 #include <string.h>
  38 #include <stdlib.h>
  39 #include <unistd.h>
  40
  41 #include "zoolib.h"
  42
  43 pid_t read_active(FILE *fp, char *name);
  44
  45 int main(int argc, char **argv)
  46 {
  47         int c;
  48         char *active = NULL;
  49         pid_t nanny;
  50         zoo_t zoo;
  51         int sig = SIGINT;
  52
  53         while((c = getopt(argc, argv, "a:s:12")) != -1) {
  54                 switch(c) {
  55                         case 'a':
  56                                 active = (char*)malloc(strlen(optarg)+1);
  57                                 strcpy( active, optarg );
  58                                 break;
  59                         case 's':
  60                                 sig = atoi( optarg );
  61                                 break;
  62                         case '1':
  63                                 sig = SIGUSR1;
  64                                 break;
  65                         case '2':
  66                                 sig = SIGUSR2;
  67                                 break;
  68                 }
  69         }
  70
  71         if (active == NULL) {
  72                 active = zoo_getname();
  73                 if (active == NULL) {
  74                         fprintf(stderr, "ltp-bump: Must supply -a or set ZOO env variable\n");
  75                         exit(1);
  76                 }
  77         }
  78
  79         if (optind == argc) {
  80                 fprintf(stderr, "ltp-bump: Must supply names\n");
  81                 exit(1);
  82         }
  83
  84         /* need r+ here because we're using write-locks */
  85         if ((zoo = zoo_open(active)) == NULL) {
  86                 fprintf(stderr, "ltp-bump: %s\n", zoo_error);
  87                 exit(1);
  88         }
  89
  90         while (optind < argc) {
  91                 /*printf("argv[%d] = (%s)\n", optind, argv[optind] );*/
  92                 nanny = zoo_getpid(zoo, argv[optind]);
  93                 if (nanny == -1) {
  94                         fprintf(stderr, "ltp-bump: Did not find tag '%s'\n",
  95                                 argv[optind]);
  96                 } else {
  97                         if (kill( nanny, sig ) == -1) {
  98                                 if (errno == ESRCH) {
  99                                         fprintf(stderr,"ltp-bump: Tag %s (pid %d) seems to be dead already.\n",
 100                                                 argv[optind], nanny);
 101                                         if (zoo_clear(zoo, nanny))
 102                                                 fprintf(stderr,"ltp-bump: %s\n", zoo_error);
 103                                 }
 104                         }
 105                 }
 106                 ++optind;
 107         }
 108         zoo_close(zoo);
 109
 110         exit(0);
 111 }