From a2dafecdb7c17647dc010cc8d9f37bbf1d94f79d Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Fri, 4 Feb 2011 06:46:20 +0100
Subject: [PATCH] relay leading commit hashes

---
 git-grep-footer | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/git-grep-footer b/git-grep-footer
index 0c26549..fa417c1 100755
--- a/git-grep-footer
+++ b/git-grep-footer
@@ -28,7 +28,7 @@ my $HEADERMATCH = qr/ [a-z]+ (?: (?:-\w+)+ | \ by ) /ix;
 my (%headercount, @headercache);
 
 while (readline) {
-	s/(.+)\n//m;
+	s/^([0-9a-f]{4,40})\n//m and
 	my $hash = $1;
 
 	# strip commit seperator
@@ -118,11 +118,13 @@ while (readline) {
 		next BLOCK if not @headers;
 
 		if ($opt{debug} and $prefix) {
-			say "infix junk in commit $hash";
+			say sprintf ': invalid lines in %s (%s)', $hash // 'block', $prefix;
 		}
 
 		for (@headers) {
 			my $line = $_->[2] // join(': ', @$_);
+			$line =~ s/^/$hash / if defined $hash;
+
 			if (defined $opt{min} or $opt{max}) {
 				my $counter = \$headercount{ $_->[0] }->{ $_->[1] // '' };
 				my $excess = $$counter++ - ($opt{min} // 0);
-- 
2.30.0