Attachment 309895 Details for Bug 452185 – Attached is a c program which reproduces the issue (tooj.c)

Attached is a c program which reproduces the issue (tooj.c)

tooj.c (text/plain), 2.40 KB, created by Need Real Name on 2008-06-20 04:04:40 UTC

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Creator: Need Real Name

Created: 2008-06-20 04:04:40 UTC

Size: 2.40 KB

patch

obsolete

>#include <unistd.h>
>#include <sys/time.h>
>
>#define USAGE_STR "tooj <freq (seconds)> <batch> [d]\n"
>
>int main(int    argc,
>	 char * argv[]);
>
>/*   =====================================================================   */
>
>int main(int    argc,
>	 char * argv[])
>     {
>     struct timeval sCurTime;
>     struct timeval sLastTime;
>     int            iIndex;
>     int            iInterval;
>     int            iBatch = 0;
>     int            iTrace = 0;
>     int            iTimes = 0;
>     
>     /*   ----------------------------------------------------------------   */
>     
>     if (argc != 3 && argc != 4)
>	  {
>	  printf(USAGE_STR);
>	  return 0;
>	  }
>     
>     iInterval = atoi(argv[1]);
>     
>     if (iInterval <= 0)
>	  {
>	  printf(USAGE_STR);
>	  return 0;
>	  }
>
>     iBatch = atoi(argv[2]);
>     
>     if (iBatch <= 0)
>	  {
>	  printf(USAGE_STR);
>	  return 0;
>	  }
>
>     if (argc == 4)
>	  {
>	  if (argv[3][0] == 'd')
>	       {
>	       iTrace = 1;
>	       }
>	  else
>	       {
>	       printf(USAGE_STR);
>	       return 0;
>	       }
>	  }
>
>     /*   ----------------------------------------------------------------   */
>     
>     if ((gettimeofday(&sLastTime, (struct timezone *)NULL)) == -1)
>	  {
>	  perror("gettimeofday error");
>	  return -1;
>	  }
>
>     /*   ----------------------------------------------------------------   */
>     
>     while(1)
>	  {
>	  for(iIndex = 0; iIndex < iBatch; iIndex++)
>	       {
>	       if ((gettimeofday(&sCurTime, (struct timezone *)NULL)) == -1)
>		    {
>		    perror("gettimeofday error");
>		    return -1;
>		    }
>	  
>	       if (timercmp(&sCurTime, &sLastTime, <))
>		    {
>		    printf("time out of joint!"
>			   " %d tries, "
>			   "current time %ld.%ld, "
>			   "last time %ld.%ld\n",
>
>			   iTimes,
>		      
>			   sCurTime.tv_sec,
>			   sCurTime.tv_usec,
>
>			   sLastTime.tv_sec,
>			   sLastTime.tv_usec);
>
>		    return -2;
>		    }
>	       else
>		    {
>		    if (iTrace)
>			 {
>			 printf("%d tries, "
>				"current time %ld.%ld, "
>				"last time %ld.%ld\n",
>			   
>				iTimes,
>			   
>				sCurTime.tv_sec,
>				sCurTime.tv_usec,
>			   
>				sLastTime.tv_sec,
>				sLastTime.tv_usec);
>			 }
>		    }
>
>	       sLastTime = sCurTime;
>	       }
>
>	  if (iTrace)
>	       {
>	       printf("\n");
>	       }
>
>	  if (sleep(iInterval) != 0)
>	       {
>	       perror("sleep error");
>	       return -3;
>	       }
>
>	  iTimes++;
>	  }
>
>     /*   ----------------------------------------------------------------   */
>
>     return 0;
>     }

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Attachments on bug 452185: 309895