Hack git-add--interactive to make it work with ActiveState Perl

It wont work for arguments with special characters (like ", : or *).
It is generally not possible on Windows, so I didn't even try.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-add--interactive.perl b/git-add--interactive.perl
index dc30380..7921cde 100755 (executable)
--- a/git-add--interactive.perl
+++ b/git-add--interactive.perl
@@ -3,9 +3,16 @@
 use strict;
 
 sub run_cmd_pipe {
-       my $fh = undef;
-       open($fh, '-|', @_) or die;
-       return <$fh>;
+       if ($^O eq 'MSWin32') {
+               my @invalid = grep {m/[":*]/} @_;
+               die "$^O does not support: @invalid\n" if @invalid;
+               my @args = map { m/ /o ? "\"$_\"": $_ } @_;
+               return qx{@args};
+       } else {
+               my $fh = undef;
+               open($fh, '-|', @_) or die;
+               return <$fh>;
+       }
 }
 
 my ($GIT_DIR) = run_cmd_pipe(qw(git rev-parse --git-dir));
@@ -17,7 +24,7 @@ chomp($GIT_DIR);
 
 sub refresh {
        my $fh;
-       open $fh, '-|', qw(git update-index --refresh)
+       open $fh, 'git update-index --refresh |'
            or die;
        while (<$fh>) {
                ;# ignore 'needs update'
@@ -296,7 +303,7 @@ sub revert_cmd {
                my @lines = run_cmd_pipe(qw(git ls-tree HEAD --),
                                         map { $_->{VALUE} } @update);
                my $fh;
-               open $fh, '|-', qw(git update-index --index-info)
+               open $fh, '| git update-index --index-info'
                    or die;
                for (@lines) {
                        print $fh $_;
@@ -725,7 +732,7 @@ sub patch_update_cmd {
        if (@result) {
                my $fh;
 
-               open $fh, '|-', qw(git apply --cached);
+               open $fh, '| git apply --cached';
                for (@{$head->{TEXT}}, @result) {
                        print $fh $_;
                }