From cb1ca2da72952b095d3240f5d706079e3cb75072 Mon Sep 17 00:00:00 2001
From: Kp <kp@valhallalegends.com>
Date: Sat, 5 Jul 2014 16:58:47 +0000
Subject: [PATCH] Reduce reallocations reading configuration

---
 similar/main/config.cpp | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/similar/main/config.cpp b/similar/main/config.cpp
index 1ab088a45..1a8391923 100644
--- a/similar/main/config.cpp
+++ b/similar/main/config.cpp
@@ -24,6 +24,7 @@ COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  *
  */
 
+#include <memory>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -141,12 +142,10 @@ int ReadConfigFile()
 		return 1;
 	}
 
-	while (!PHYSFS_eof(infile))
+	std::size_t max_len = PHYSFS_fileLength(infile) + 1; // to be fully safe, assume the whole cfg consists of one big line
+	for (std::unique_ptr<char[]> line(new char[max_len]); !PHYSFS_eof(infile);)
 	{
-		int max_len = PHYSFS_fileLength(infile); // to be fully safe, assume the whole cfg consists of one big line
-		RAIIdmem<char> line;
-		CALLOC(line, char, max_len);
-		PHYSFSX_fgets(line,max_len,infile);
+		PHYSFSX_fgets(line.get(), max_len, infile);
 		ptr = &(line[0]);
 		while (isspace(*ptr))
 			ptr++;