From d718b0b34eda84744778fa12a01d5be5f03753d3 Mon Sep 17 00:00:00 2001
From: PilzAdam <pilzadam@minetest.net>
Date: Tue, 13 Aug 2013 19:15:06 +0200
Subject: Dont write directly to files but rather write and copy a tmp file

---
 src/ban.cpp | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

(limited to 'src/ban.cpp')

diff --git a/src/ban.cpp b/src/ban.cpp
index 75bae746f..f9d32b605 100644
--- a/src/ban.cpp
+++ b/src/ban.cpp
@@ -24,6 +24,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <set>
 #include "strfnd.h"
 #include "log.h"
+#include "filesys.h"
 
 BanManager::BanManager(const std::string &banfilepath):
 		m_banfilepath(banfilepath),
@@ -76,20 +77,20 @@ void BanManager::save()
 {
 	JMutexAutoLock lock(m_mutex);
 	infostream<<"BanManager: saving to "<<m_banfilepath<<std::endl;
-	std::ofstream os(m_banfilepath.c_str(), std::ios::binary);
-	
-	if(os.good() == false)
-	{
-		infostream<<"BanManager: failed saving to "<<m_banfilepath<<std::endl;
-		throw SerializationError("BanManager::load(): Couldn't open file");
-	}
+	std::ostringstream ss(std::ios_base::binary);
 
 	for(std::map<std::string, std::string>::iterator
 			i = m_ips.begin();
 			i != m_ips.end(); i++)
 	{
-		os<<i->first<<"|"<<i->second<<"\n";
+		ss << i->first << "|" << i->second << "\n";
 	}
+
+	if(!fs::safeWriteToFile(m_banfilepath, ss.str())) {
+		infostream<<"BanManager: failed saving to "<<m_banfilepath<<std::endl;
+		throw SerializationError("BanManager::load(): Couldn't write file");
+	}
+
 	m_modified = false;
 }
 
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