Partially fix http://bugzilla.lyx.org/show_bug.cgi?id=2771

We need to solve these warnings from documentations:
* This will not compare two different symbolic links pointing to the same file.
* Long and short file names that refer to the same file on Windows are treated as if they referred to different files.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@25960 a592a061-630c-0410-9148-cb99ea01b6c8

src/support/FileName.cpp

@@ -811,13 +811,18 @@ docstring const FileName::relPath(string const & path) const
 
 bool operator==(FileName const & lhs, FileName const & rhs)
 {
-	return lhs.absFilename() == rhs.absFilename();
+	// FIXME: We need to solve these warnings from documentations:
+	// * This will not compare two different symbolic links pointing to the same
+	//   file.
+	// * Long and short file names that refer to the same file on Windows are
+	//   treated as if they referred to different files.
+	return lhs.d->fi == rhs.d->fi;
 }
 
 
 bool operator!=(FileName const & lhs, FileName const & rhs)
 {
-	return lhs.absFilename() != rhs.absFilename();
+	return !(operator==(lhs, rhs));
 }
 
 

src/support/FileName.h

@@ -186,6 +186,7 @@ public:
 	docstring const absoluteFilePath() const;
 
 private:
+	friend bool operator==(FileName const &, FileName const &);
 	///
 	struct Private;
 	Private * const d;