[patch] Segfault fix from http://sourceforge.net/tracker/?func=detail&aid=2952233&group_id=180939&atid=895193

rar3-segfault-fix.patch (text/plain), 568 bytes, created by Mark Teller on 2010-02-22 15:30:17 UTC

--- src/rararchive.cc.orig	2010-02-22 15:16:07.318039431 +0000
+++ src/rararchive.cc	2010-02-22 15:18:12.405039300 +0000
@@ -163,6 +163,14 @@
 			
 			char buf[4];
 			file->read(buf,3);
+
+			//for some rar files there are seeks past file end, then directly to file end
+			//which makes file->good() return true, but there is nothing to read
+			//so with file->gcount() we check if we actually read something
+			//otherwise we use old bufer and crash somewhere
+			if(file->gcount()==0)
+				break;
+
 			file->seekg (-3, std::ios::cur);
 			
 			switch( buf[2] )