X-Git-Url: http://dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2Fclient.pl;h=fb86542f394dbfdf760d56acb1fe0402c5d0eceb;hb=d8187e68f181966eea2dca949ca13e2cbbaf072e;hp=9e948a181a64bee603208586c1573d65ddccf327;hpb=fade7a04893b2451b0dce2f51bffcd8b7f669a85;p=spider.git

diff --git a/perl/client.pl b/perl/client.pl
index 9e948a18..fb86542f 100755
--- a/perl/client.pl
+++ b/perl/client.pl
@@ -163,7 +163,9 @@ sub rec_stdin
 	#  $prbuf =~ s/\r/\\r/;
 	#  $prbuf =~ s/\n/\\n/;
 	#  print "sys: $r ($prbuf)\n";
-	if ($r > 0) {
+	if (!defined $r || $r == 0) {
+		cease(1);
+	} elsif ($r > 0) {
 		if ($mode) {
 			$buf =~ s/\r/\n/og if $mode == 1;
 			$buf =~ s/\r\n/\n/og if $mode == 2;
@@ -189,9 +191,7 @@ sub rec_stdin
 		} else {
 			$conn->send_later("I$call|$buf");
 		}
-	} elsif ($r == 0) {
-		cease(1);
-	}
+	} 
 	$lasttime = time;
 }
 
@@ -225,6 +225,8 @@ sub doconnect
 		$rfh = new IO::File;
 		$wfh = new IO::File;
 		$pid = open2($rfh, $wfh, "$line") or die "can't do $line $!";
+		die "no receive channel $!" unless $rfh;
+		die "no transmit channel $!" unless $wfh;
 		dbg('connect', "got pid $pid");
 		$wfh->autoflush(1);
 	} else {
@@ -325,9 +327,9 @@ $waitedpid = 0;
 # deal with args
 #
 
-$call = uc shift @ARGV;
+$call = uc shift @ARGV if @ARGV;
 $call = uc $myalias if !$call;
-$connsort = lc shift @ARGV;
+$connsort = lc shift @ARGV if @ARGV;
 $connsort = 'local' if !$connsort;
 
 $loginreq = $call eq 'LOGIN';