1 /* 2 * Copyright 2001-2004 David Abrahams. 3 * Distributed under the Boost Software License, Version 1.0. 4 * (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) 5 */ 6 #ifndef MODULES_DWA10182001_H 7 #define MODULES_DWA10182001_H 8 9 #include "lists.h" 10 #include "object.h" 11 12 typedef struct module_t module_t ; 13 struct module_t 14 { 15 OBJECT * name; 16 struct hash * rules; 17 struct hash * variables; 18 struct hash * variable_indices; 19 int num_fixed_variables; 20 LIST * * fixed_variables; 21 struct hash * imported_modules; 22 module_t * class_module; 23 struct hash * native_rules; 24 int user_module; 25 }; 26 27 module_t * bindmodule( OBJECT * name ); 28 module_t * root_module(); 29 void delete_module( module_t * ); 30 31 void import_module( LIST * module_names, module_t * target_module ); 32 LIST * imported_modules( module_t * ); 33 34 struct hash * demand_rules( module_t * ); 35 36 void module_bind_variables( module_t * ); 37 38 /* 39 * After calling module_add_fixed_var, module_set_fixed_variables must be called 40 * before accessing any variables in the module. 41 */ 42 int module_add_fixed_var( module_t *, OBJECT * name, int * n ); 43 void module_set_fixed_variables( module_t *, int n ); 44 45 /* 46 * Returns the index of the variable or -1 if none exists. 47 */ 48 int module_get_fixed_var( module_t *, OBJECT * name ); 49 50 void modules_done(); 51 52 #endif 53