Use plib rad/degrees conversion constants.

[simgear.git] / simgear / misc / fgpath.cxx

diff --git a/simgear/misc/fgpath.cxx b/simgear/misc/fgpath.cxx
index d31b44c60db8f9e56a6281e8801fec95985ed054..e6317a3c77b60ec6cbc20bb265236250576db4aa 100644 (file)
--- a/simgear/misc/fgpath.cxx
+++ b/simgear/misc/fgpath.cxx
@@ -6,19 +6,20 @@
 //
 // Copyright (C) 1999  Curtis L. Olson - curt@flightgear.org
 //
-// This program is free software; you can redistribute it and/or
-// modify it under the terms of the GNU General Public License as
-// published by the Free Software Foundation; either version 2 of the
-// License, or (at your option) any later version.
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
 //
-// This program is distributed in the hope that it will be useful, but
-// WITHOUT ANY WARRANTY; without even the implied warranty of
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-// General Public License for more details.
+// Library General Public License for more details.
 //
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the
+// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+// Boston, MA  02111-1307, USA.
 //
 // $Id$
 
@@ -99,3 +100,14 @@ void FGPath::concat( const string p ) {
        path += part;
     }
 }
+
+
+// get the directory part of the path.
+string FGPath::dir() {
+    int index = path.rfind(FG_PATH_SEP);
+    if (index >= 0) {
+       return path.substr(0, index);
+    } else {
+       return "";
+    }
+}