Fix: addFileArchive now grab()'s the archive when you pass one in by pointer.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@5210 dfc29bdd-3216-0410-991c-e03cc46cb475

changes.txt

 --------------------------
 Changes in 1.9 (not yet released)
 
+- Fix: addFileArchive now grab()'s the archive when you pass one in by pointer.
 - Fix: Prevent division by 0 in CGUIScrollBar::setPos
 - Fix: Add missing serialization to CSceneNodeAnimatorCameraFPS and CSceneNodeAnimatorCameraMaya
 - Fix: File-open dialog now restores the original locale after modifying it internally

source/Irrlicht/CFileSystem.cpp

@@ -428,6 +428,8 @@ bool CFileSystem::addFileArchive(IReadFile* file, bool ignoreCase,
 //! Adds an archive to the file system.
 bool CFileSystem::addFileArchive(IFileArchive* archive)
 {
+	if ( archive )
+	{
 		for (u32 i=0; i < FileArchives.size(); ++i)
 		{
 			if (archive == FileArchives[i])
@@ -436,7 +438,12 @@ bool CFileSystem::addFileArchive(IFileArchive* archive)
 			}
 		}
 		FileArchives.push_back(archive);
+		archive->grab();
+
 		return true;
+	}
+
+	return false;
 }