1 #ifndef EVALUATE_H
   2 #define EVALUATE_H
   3 
   4 struct expression;
   5 struct statement;
   6 struct symbol;
   7 struct symbol_list;
   8 
   9 ///
  10 // evaluate the type of an expression
  11 // @expr: the expression to be evaluated
  12 // @return: the type of the expression or ``NULL``
  13 //      if the expression can't be evaluated
  14 struct symbol *evaluate_expression(struct expression *expr);
  15 
  16 ///
  17 // evaluate the type of a statement
  18 // @stmt: the statement to be evaluated
  19 // @return: the type of the statement or ``NULL``
  20 //      if it can't be evaluated
  21 struct symbol *evaluate_statement(struct statement *stmt);
  22 
  23 ///
  24 // evaluate the type of a set of symbols
  25 // @list: the list of the symbol to be evaluated
  26 void evaluate_symbol_list(struct symbol_list *list);
  27 
  28 #endif