5 open(try, '>Io.argv.tmp') || (die "Can't open temp file: $!");
9 if ($^O eq 'MSWin32') {
10 $x = `.\\perl -e "while (<>) {print \$.,\$_;}" Io.argv.tmp Io.argv.tmp`;
13 $x = `./perl -e 'while (<>) {print \$.,\$_;}' Io.argv.tmp Io.argv.tmp`;
15 if ($x eq "1a line\n2a line\n") {print "ok 1\n";} else {print "not ok 1\n";}
17 if ($^O eq 'MSWin32') {
18 $x = `.\\perl -le "print 'foo'" | .\\perl -e "while (<>) {print \$_;}" Io.argv.tmp -`;
21 $x = `echo foo|./perl -e 'while (<>) {print $_;}' Io.argv.tmp -`;
23 if ($x eq "a line\nfoo\n") {print "ok 2\n";} else {print "not ok 2\n";}
25 if ($^O eq 'MSWin32') {
26 $x = `.\\perl -le "print 'foo'" |.\\perl -e "while (<>) {print \$_;}"`;
29 $x = `echo foo|./perl -e 'while (<>) {print $_;}'`;
31 if ($x eq "foo\n") {print "ok 3\n";} else {print "not ok 3 :$x:\n";}
33 @ARGV = ('Io.argv.tmp', 'Io.argv.tmp', '/dev/null', 'Io.argv.tmp');
37 if ($. == 3) {print "ok 4\n";} else {print "not ok 4\n";}
41 if ($y eq "1a line\n2a line\n3a line\n")
46 open(try, '>Io.argv.tmp') or die "Can't open temp file: $!";
48 @ARGV = 'Io.argv.tmp';
55 open(try, '<Io.argv.tmp') or die "Can't open temp file: $!";
59 END { unlink 'Io.argv.tmp', 'Io.argv.tmp.bak' }