1N/A#!./perl -w
1N/A
1N/ABEGIN {
1N/A chdir 't' if -d 't';
1N/A @INC = '../lib';
1N/A require Config; import Config;
1N/A if (!$Config{'d_fork'}
1N/A # open2/3 supported on win32 (but not Borland due to CRT bugs)
1N/A && (($^O ne 'MSWin32' && $^O ne 'NetWare') || $Config{'cc'} =~ /^bcc/i))
1N/A {
1N/A print "1..0\n";
1N/A exit 0;
1N/A }
1N/A # make warnings fatal
1N/A $SIG{__WARN__} = sub { die @_ };
1N/A}
1N/A
1N/Ause strict;
1N/Ause IO::Handle;
1N/Ause IPC::Open3;
1N/A#require 'open3.pl'; use subs 'open3';
1N/A
1N/Amy $perl = $^X;
1N/A
1N/Asub ok {
1N/A my ($n, $result, $info) = @_;
1N/A if ($result) {
1N/A print "ok $n\n";
1N/A }
1N/A else {
1N/A print "not ok $n\n";
1N/A print "# $info\n" if $info;
1N/A }
1N/A}
1N/A
1N/Asub cmd_line {
1N/A if ($^O eq 'MSWin32' || $^O eq 'NetWare') {
1N/A my $cmd = shift;
1N/A $cmd =~ tr/\r\n//d;
1N/A $cmd =~ s/"/\\"/g;
1N/A return qq/"$cmd"/;
1N/A }
1N/A else {
1N/A return $_[0];
1N/A }
1N/A}
1N/A
1N/Amy ($pid, $reaped_pid);
1N/ASTDOUT->autoflush;
1N/ASTDERR->autoflush;
1N/A
1N/Aprint "1..22\n";
1N/A
1N/A# basic
1N/Aok 1, $pid = open3 'WRITE', 'READ', 'ERROR', $perl, '-e', cmd_line(<<'EOF');
1N/A $| = 1;
1N/A print scalar <STDIN>;
1N/A print STDERR "hi error\n";
1N/AEOF
1N/Aok 2, print WRITE "hi kid\n";
1N/Aok 3, <READ> =~ /^hi kid\r?\n$/;
1N/Aok 4, <ERROR> =~ /^hi error\r?\n$/;
1N/Aok 5, close(WRITE), $!;
1N/Aok 6, close(READ), $!;
1N/Aok 7, close(ERROR), $!;
1N/A$reaped_pid = waitpid $pid, 0;
1N/Aok 8, $reaped_pid == $pid, $reaped_pid;
1N/Aok 9, $? == 0, $?;
1N/A
1N/A# read and error together, both named
1N/A$pid = open3 'WRITE', 'READ', 'READ', $perl, '-e', cmd_line(<<'EOF');
1N/A $| = 1;
1N/A print scalar <STDIN>;
1N/A print STDERR scalar <STDIN>;
1N/AEOF
1N/Aprint WRITE "ok 10\n";
1N/Aprint scalar <READ>;
1N/Aprint WRITE "ok 11\n";
1N/Aprint scalar <READ>;
1N/Awaitpid $pid, 0;
1N/A
1N/A# read and error together, error empty
1N/A$pid = open3 'WRITE', 'READ', '', $perl, '-e', cmd_line(<<'EOF');
1N/A $| = 1;
1N/A print scalar <STDIN>;
1N/A print STDERR scalar <STDIN>;
1N/AEOF
1N/Aprint WRITE "ok 12\n";
1N/Aprint scalar <READ>;
1N/Aprint WRITE "ok 13\n";
1N/Aprint scalar <READ>;
1N/Awaitpid $pid, 0;
1N/A
1N/A# dup writer
1N/Aok 14, pipe PIPE_READ, PIPE_WRITE;
1N/A$pid = open3 '<&PIPE_READ', 'READ', '',
1N/A $perl, '-e', cmd_line('print scalar <STDIN>');
1N/Aclose PIPE_READ;
1N/Aprint PIPE_WRITE "ok 15\n";
1N/Aclose PIPE_WRITE;
1N/Aprint scalar <READ>;
1N/Awaitpid $pid, 0;
1N/A
1N/A# dup reader
1N/A$pid = open3 'WRITE', '>&STDOUT', 'ERROR',
1N/A $perl, '-e', cmd_line('print scalar <STDIN>');
1N/Aprint WRITE "ok 16\n";
1N/Awaitpid $pid, 0;
1N/A
1N/A# dup error: This particular case, duping stderr onto the existing
1N/A# stdout but putting stdout somewhere else, is a good case because it
1N/A# used not to work.
1N/A$pid = open3 'WRITE', 'READ', '>&STDOUT',
1N/A $perl, '-e', cmd_line('print STDERR scalar <STDIN>');
1N/Aprint WRITE "ok 17\n";
1N/Awaitpid $pid, 0;
1N/A
1N/A# dup reader and error together, both named
1N/A$pid = open3 'WRITE', '>&STDOUT', '>&STDOUT', $perl, '-e', cmd_line(<<'EOF');
1N/A $| = 1;
1N/A print STDOUT scalar <STDIN>;
1N/A print STDERR scalar <STDIN>;
1N/AEOF
1N/Aprint WRITE "ok 18\n";
1N/Aprint WRITE "ok 19\n";
1N/Awaitpid $pid, 0;
1N/A
1N/A# dup reader and error together, error empty
1N/A$pid = open3 'WRITE', '>&STDOUT', '', $perl, '-e', cmd_line(<<'EOF');
1N/A $| = 1;
1N/A print STDOUT scalar <STDIN>;
1N/A print STDERR scalar <STDIN>;
1N/AEOF
1N/Aprint WRITE "ok 20\n";
1N/Aprint WRITE "ok 21\n";
1N/Awaitpid $pid, 0;
1N/A
1N/A# command line in single parameter variant of open3
1N/A# for understanding of Config{'sh'} test see exec description in camel book
1N/Amy $cmd = 'print(scalar(<STDIN>))';
1N/A$cmd = $Config{'sh'} =~ /sh/ ? "'$cmd'" : cmd_line($cmd);
1N/Aeval{$pid = open3 'WRITE', '>&STDOUT', 'ERROR', "$perl -e " . $cmd; };
1N/Aif ($@) {
1N/A print "error $@\n";
1N/A print "not ok 22\n";
1N/A}
1N/Aelse {
1N/A print WRITE "ok 22\n";
1N/A waitpid $pid, 0;
1N/A}