From 77d9f14ee83324afc5961c0115480baa5ff5b475 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Fri, 18 Jan 2019 06:09:24 +0000
Subject: git: disable abbreviations with cat-file hints

Ambiguity is not worth it for internal usage with the
solver.
---
 lib/PublicInbox/Git.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/PublicInbox/Git.pm b/lib/PublicInbox/Git.pm
index a61cb31b..b655921b 100644
--- a/lib/PublicInbox/Git.pm
+++ b/lib/PublicInbox/Git.pm
@@ -92,7 +92,8 @@ sub _bidi_pipe {
 		fcntl($in_w, 1031, 4096) if $batch eq '--batch-check';
 	}
 
-	my @cmd = ('git', "--git-dir=$self->{git_dir}", qw(cat-file), $batch);
+	my @cmd = (qw(git), "--git-dir=$self->{git_dir}",
+			qw(-c core.abbrev=40 cat-file), $batch);
 	my $redir = { 0 => fileno($out_r), 1 => fileno($in_w) };
 	if ($err) {
 		open(my $fh, '+>', undef) or fail($self, "open.err failed: $!");
-- 
cgit v1.2.3-24-ge0c7