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authorPerberos <[email protected]>2011-11-08 13:50:37 -0300
committerPerberos <[email protected]>2011-11-08 13:50:37 -0300
commit2358ba4314dc6d757049bc4871ecf2922614b61b (patch)
tree12e52f491560916f0458c87b2d98ffa94500cb0f /src/mp-equation-private.h
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+/* Copyright (c) 2004-2008 Sami Pietila
+ * Copyright (c) 2008-2009 Robert Ancell
+ *
+ * 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, 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
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * 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., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#ifndef MP_EQUATION_PRIVATE_H
+#define MP_EQUATION_PRIVATE_H
+
+#include "mp-equation.h"
+
+typedef struct MPEquationParserState MPEquationParserState;
+
+/* State for parser */
+struct MPEquationParserState {
+ /* User provided options */
+ MPEquationOptions *options;
+
+ /* Function to check if a variable is defined */
+ int (*variable_is_defined)(MPEquationParserState *state, const char *name);
+
+ /* Function to get variable values */
+ int (*get_variable)(MPEquationParserState *state, const char *name, MPNumber *z);
+
+ /* Function to set variable values */
+ void (*set_variable)(MPEquationParserState *state, const char *name, const MPNumber *x);
+
+ /* Function to check if a function is defined */
+ int (*function_is_defined)(MPEquationParserState *state, const char *name);
+
+ /* Function to solve functions */
+ int (*get_function)(MPEquationParserState *state, const char *name, const MPNumber *x, MPNumber *z);
+
+ /* Function to convert units */
+ int (*convert)(MPEquationParserState *state, const MPNumber *x, const char *x_units, const char *z_units, MPNumber *z);
+
+ // FIXME: get_operator??
+
+ /* Error returned from parser */
+ int error;
+
+ /* Name of token where error occured */
+ char *error_token;
+
+ /* Value returned from parser */
+ MPNumber ret;
+};
+
+int _mp_equation_error(void *yylloc, MPEquationParserState *state, char *text);
+
+#endif