[PATCH 1/2] Git.pm: use array in command_bidi_pipe example

[Eric Wong <e@xxxxxxxxx>]

command_bidi_pipe takes the git command and optional arguments as an
array, not a string.  Make sure the documentation example is usable
code.

Signed-off-by: Eric Wong <e@xxxxxxxxx>
---
 perl/Git.pm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/perl/Git.pm b/perl/Git.pm
index 03bf570bf4..aebfe0c6e0 100644
--- a/perl/Git.pm
+++ b/perl/Git.pm
@@ -418,7 +418,7 @@ sub command_bidi_pipe {
 and it is the fourth value returned by C<command_bidi_pipe()>.  The call idiom
 is:
 
-	my ($pid, $in, $out, $ctx) = $r->command_bidi_pipe('cat-file --batch-check');
+	my ($pid, $in, $out, $ctx) = $r->command_bidi_pipe(qw(cat-file --batch-check));
 	print $out "000000000\n";
 	while (<$in>) { ... }
 	$r->command_close_bidi_pipe($pid, $in, $out, $ctx);
@@ -431,7 +431,7 @@ sub command_bidi_pipe {
 calling this function.  This may be useful in a query-response type of
 commands where caller first writes a query and later reads response, eg:
 
-	my ($pid, $in, $out, $ctx) = $r->command_bidi_pipe('cat-file --batch-check');
+	my ($pid, $in, $out, $ctx) = $r->command_bidi_pipe(qw(cat-file --batch-check));
 	print $out "000000000\n";
 	close $out;
 	while (<$in>) { ... }