Fix bug 2681, change the test not to use the shell and use 3+arg

open.

p4raw-id: //depot/perl@19363

diff --git a/t/io/openpid.t b/t/io/openpid.t
index c6ed840..2dec677 100755 (executable)
--- a/t/io/openpid.t
+++ b/t/io/openpid.t
@@ -25,7 +25,6 @@ $| = 1;
 $SIG{PIPE} = 'IGNORE';
 
 my $perl = which_perl();
-$perl .= qq[ "-I../lib"];
 
 #
 # commands run 4 perl programs.  Two of these programs write a
@@ -34,18 +33,22 @@ $perl .= qq[ "-I../lib"];
 # the other reader reads one line, waits a few seconds and then
 # exits to test the waitpid function.
 #
-$cmd1 = qq/$perl -e "\$|=1; print qq[first process\\n]; sleep 30;"/;
-$cmd2 = qq/$perl -e "\$|=1; print qq[second process\\n]; sleep 30;"/;
-$cmd3 = qq/$perl -e "print <>;"/; # hangs waiting for end of STDIN
-$cmd4 = qq/$perl -e "print scalar <>;"/;
+@cmd1 = ($perl,'-I../lib','-e',
+        q{$|=1; print qq[first process\n]; sleep 300;});
+@cmd2 = ($perl,'-I../lib','-e',
+        q{$|=1; print qq[second process\n]; sleep 30;});
+@cmd3 = ($perl,'-I../lib','-e',
+        "print <>;"); # hangs waiting for end of STDIN
+@cmd4 = ($perl,'-I../lib','-e',
+        "print scalar <>;");
 
 #warn "#$cmd1\n#$cmd2\n#$cmd3\n#$cmd4\n";
 
 # start the processes
-ok( $pid1 = open(FH1, "$cmd1 |"), 'first process started');
-ok( $pid2 = open(FH2, "$cmd2 |"), '    second' );
-ok( $pid3 = open(FH3, "| $cmd3"), '    third'  );
-ok( $pid4 = open(FH4, "| $cmd4"), '    fourth' );
+ok( $pid1 = open(FH1, "-|", @cmd1), 'first process started');
+ok( $pid2 = open(FH2, "-|", @cmd2), '    second' );
+ok( $pid3 = open(FH3, "|-", @cmd3), '    third'  );
+ok( $pid4 = open(FH4, "|-", @cmd4), '    fourth' );
 
 print "# pids were $pid1, $pid2, $pid3, $pid4\n";