From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 8 Jan 2017 01:47:46 +0000 (+0000)
Subject: Dgit.pm: git_cat_file: clarify scalar context semantics
X-Git-Tag: archive/debian/3.0~72
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=dgit.git;a=commitdiff_plain;h=68d88a087c25d9e1cee7106938ab4e9751cfa146;hp=126f7b579c7954450521b05b745891eee0fd338d

Dgit.pm: git_cat_file: clarify scalar context semantics

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/Debian/Dgit.pm b/Debian/Dgit.pm
index 62945874..be8cbeea 100644
--- 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);