Dgit.pm: git_cat_file: clarify scalar context semantics

[dgit.git] / Debian / Dgit.pm

diff --git a/Debian/Dgit.pm b/Debian/Dgit.pm
index 62945874883a5d507441f52eca31cac16ae489a6..be8cbeea2a8667a69e6f0c54a4b9bacc2ffad94a 100644 (file)
--- a/Debian/Dgit.pm
+++ b/Debian/Dgit.pm
@@ -314,6 +314,7 @@ sub git_rev_parse ($) {
 sub git_cat_file ($) {
     my ($objname) = @_;
     # => ($type, $data) or ('missing', undef)
+    # in scalar context, just the data
     our ($gcf_pid, $gcf_i, $gcf_o);
     if (!$gcf_pid) {
        my @cmd = qw(git cat-file --batch);