From 3449847168c9fa6e23db364e7da9077eadd39547 Mon Sep 17 00:00:00 2001
From: Christian Couder <christian.couder@gmail.com>
Date: Thu, 18 Jan 2018 11:08:54 +0100
Subject: [PATCH] sha1_file: improve sha1_file_name() perfs

As sha1_file_name() could be performance sensitive, let's
make it faster by using strbuf_addstr() and strbuf_addc()
instead of strbuf_addf().

Helped-by: Derrick Stolee <stolee@gmail.com>
Helped-by: Jeff Hostetler <git@jeffhostetler.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 sha1_file.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sha1_file.c b/sha1_file.c
index 740dda4cfc..d82cf1b4a4 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -253,8 +253,8 @@ static void fill_sha1_path(struct strbuf *buf, const unsigned char *sha1)
 
 void sha1_file_name(struct strbuf *buf, const unsigned char *sha1)
 {
-	strbuf_addf(buf, "%s/", get_object_directory());
-
+	strbuf_addstr(buf, get_object_directory());
+	strbuf_addch(buf, '/');
 	fill_sha1_path(buf, sha1);
 }