8 $SIG{__WARN__} = sub { die @_ };
13 #require 'open3.pl'; use subs 'open3';
16 my ($n, $result, $info) = @_;
22 print "# $info\n" if $info;
26 my ($pid, $reaped_pid);
33 ok 1, $pid = open3 'WRITE', 'READ', 'ERROR', $^X, '-e', <<'EOF';
36 print STDERR "hi error\n";
38 ok 2, print WRITE "hi kid\n";
39 ok 3, <READ> eq "hi kid\n";
40 ok 4, <ERROR> eq "hi error\n";
41 ok 5, close(WRITE), $!;
42 ok 6, close(READ), $!;
43 ok 7, close(ERROR), $!;
44 $reaped_pid = waitpid $pid, 0;
45 ok 8, $reaped_pid == $pid, $reaped_pid;
48 # read and error together, both named
49 $pid = open3 'WRITE', 'READ', 'READ', $^X, '-e', <<'EOF';
52 print STDERR scalar <STDIN>;
54 print WRITE "ok 10\n";
56 print WRITE "ok 11\n";
60 # read and error together, error empty
61 $pid = open3 'WRITE', 'READ', '', $^X, '-e', <<'EOF';
64 print STDERR scalar <STDIN>;
66 print WRITE "ok 12\n";
68 print WRITE "ok 13\n";
73 ok 14, pipe PIPE_READ, PIPE_WRITE;
74 $pid = open3 '<&PIPE_READ', 'READ', '',
75 $^X, '-e', 'print scalar <STDIN>';
77 print PIPE_WRITE "ok 15\n";
83 $pid = open3 'WRITE', '>&STDOUT', 'ERROR',
84 $^X, '-e', 'print scalar <STDIN>';
85 print WRITE "ok 16\n";
88 # dup error: This particular case, duping stderr onto the existing
89 # stdout but putting stdout somewhere else, is a good case because it
91 $pid = open3 'WRITE', 'READ', '>&STDOUT',
92 $^X, '-e', 'print STDERR scalar <STDIN>';
93 print WRITE "ok 17\n";
96 # dup reader and error together, both named
97 $pid = open3 'WRITE', '>&STDOUT', '>&STDOUT', $^X, '-e', <<'EOF';
99 print STDOUT scalar <STDIN>;
100 print STDERR scalar <STDIN>;
102 print WRITE "ok 18\n";
103 print WRITE "ok 19\n";
106 # dup reader and error together, error empty
107 $pid = open3 'WRITE', '>&STDOUT', '', $^X, '-e', <<'EOF';
109 print STDOUT scalar <STDIN>;
110 print STDERR scalar <STDIN>;
112 print WRITE "ok 20\n";
113 print WRITE "ok 21\n";