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From: ISHWAR RATTAN <rattan@cps.cmich.edu>
To: 9fans@cse.psu.edu
Subject: [9fans] Here is a silly question..
Date: Tue,  7 Nov 2006 19:00:42 -0500	[thread overview]
Message-ID: <Pine.GSO.4.61.0611071856060.1587@cps-kurali.cps.cmich.edu> (raw)


How does one do a time-out using alarm() call? It seems
that syscall read() is not aborted by alarm()..

   int rd, try = 0;
   char buf[1024];

   while(try < 2) {
      alarm(2 * 1000);
      rd = read(0, buf, 1024);
      alarm(0);
      if(rd > 0) {
 	write(1, buf, rd);
 	break;
      }
   }

-ishwar



             reply	other threads:[~2006-11-08  0:00 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-08  0:00 ISHWAR RATTAN [this message]
2006-11-08  0:11 ` Russ Cox
2006-11-08  0:16 ` erik quanstrom

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