From a0dbff9161f92990ff07e8728ad07dfe16c3aef1 Mon Sep 17 00:00:00 2001
From: Hiltjo Posthuma <hiltjo@codemadness.org>
Date: Mon, 7 Dec 2015 21:34:53 +0100
Subject: [PATCH] performance tweak: check if commit file exists, if so skip

---
 urmoms.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/urmoms.c b/urmoms.c
index 5e10a2f..159e095 100644
--- a/urmoms.c
+++ b/urmoms.c
@@ -7,6 +7,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 #include "git2.h"
 
@@ -218,10 +219,13 @@ printshowfile(git_commit *commit)
 
 	git_oid_tostr(buf, sizeof(buf), git_commit_id(commit));
 	snprintf(path, sizeof(path), "commit/%s.html", buf);
-	fp = efopen(path, "w+b");
+	/* check if file exists if so skip it */
+	if (!access(path, F_OK))
+		return;
 
 	memset(&diffstatsbuf, 0, sizeof(diffstatsbuf));
 
+	fp = efopen(path, "w+b");
 	writeheader(fp);
 	printcommit(fp, commit);
 
--
libgit2 1.1.1