* lyxfunctional.h: delete compare_memfun and helper classes

[lyx.git] / src / support / rename.C

diff --git a/src/support/rename.C b/src/support/rename.C
index 3f9324679124371dbb157bf81996e703b1b0ea7c..bfa0a82bff3137a194f0fc8abcd0a0bbb6d44252 100644 (file)
--- a/src/support/rename.C
+++ b/src/support/rename.C
@@ -1,10 +1,33 @@
+/**
+ * \file rename.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author Lars Gullik Bjønnes
+ *
+ * Full author contact details are available in file CREDITS.
+ */
+
 #include <config.h>
 
-#include <stdio.h>
+#include <cstdio>
 
 #include "support/lyxlib.h"
 
-bool lyx::rename(char const * from, char const * to)
+
+using std::string;
+
+
+bool lyx::support::rename(string const & from, string const & to)
 {
-       return ::rename(from, to) != -1;
+#ifdef __EMX__
+       unlink(to);
+#endif
+       if (::rename(from.c_str(), to.c_str()) == -1)
+               if (copy(from, to)) {
+                       unlink(from);
+                       return true;
+               } else
+                       return false;
+       return true;
 }