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+/* This file is part of the KDE project
+ Copyright (C) 1998-2002 The KSpread Team
+ www.koffice.org/kspread
+
+ 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.
+
+ 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+#ifndef kspread_functions_helper_h_
+#define kspread_functions_helper_h_
+// helper functions for other functions
+
+class QDate;
+
+namespace KSpread
+{
+
+/* 0: US 30 / 360
+ * 1: real days
+ * 2: real days / 360
+ * 3: real days / 365
+ * 4: European 30 / 360
+ */
+int daysPerYear( QDate const & date, int basis );
+
+/* 0: US 30 / 360
+ * 1: real days
+ * 2: real days / 360
+ * 3: real days / 365
+ * 4: European 30 / 360
+ */
+int daysBetweenDates( QDate const & date1, QDate const & date2, int basis );
+
+} //namespace KSpread
+
+#endif