+++ /dev/null
-/* $Id$ */
-/*
- * lispreader.h
- *
- * Copyright (C) 1998-2000 Mark Probst
- * Copyright (C) 2002 Ingo Ruhnke <grumbel@gmx.de>
- *
- * 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 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; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#ifndef SUPERTUX_LISPREADER_H
-#define SUPERTUX_LISPREADER_H
-
-#include <cstdio>
-#include <string>
-#include <vector>
-#include <exception>
-
-#include <zlib.h>
-
-#include "utils/exceptions.h"
-
-namespace SuperTux {
-
-#define LISP_STREAM_FILE 1
-#define LISP_STREAM_STRING 2
-#define LISP_STREAM_ANY 3
-
-#define LISP_TYPE_INTERNAL -3
-#define LISP_TYPE_PARSE_ERROR -2
-#define LISP_TYPE_EOF -1
-#define LISP_TYPE_NIL 0
-#define LISP_TYPE_SYMBOL 1
-#define LISP_TYPE_INTEGER 2
-#define LISP_TYPE_STRING 3
-#define LISP_TYPE_REAL 4
-#define LISP_TYPE_CONS 5
-#define LISP_TYPE_PATTERN_CONS 6
-#define LISP_TYPE_BOOLEAN 7
-#define LISP_TYPE_PATTERN_VAR 8
-
-#define LISP_PATTERN_ANY 1
-#define LISP_PATTERN_SYMBOL 2
-#define LISP_PATTERN_STRING 3
-#define LISP_PATTERN_INTEGER 4
-#define LISP_PATTERN_REAL 5
-#define LISP_PATTERN_BOOLEAN 6
-#define LISP_PATTERN_LIST 7
-#define LISP_PATTERN_OR 8
-
-typedef struct
- {
- int type;
-
- union
- {
- FILE *file;
- struct
- {
- char *buf;
- int pos;
- }
- string;
- struct
- {
- void *data;
- int (*next_char) (void *data);
- void (*unget_char) (char c, void *data);
- }
- any;
- } v;
- }
-lisp_stream_t;
-
-typedef struct _lisp_object_t lisp_object_t;
-struct _lisp_object_t
- {
- int type;
-
- union
- {
- struct
- {
- struct _lisp_object_t *car;
- struct _lisp_object_t *cdr;
- }
- cons;
-
- char *string;
- int integer;
- float real;
-
- struct
- {
- int type;
- int index;
- struct _lisp_object_t *sub;
- }
- pattern;
- } v;
- };
-
-lisp_stream_t* lisp_stream_init_file (lisp_stream_t *stream, FILE *file);
-lisp_stream_t* lisp_stream_init_string (lisp_stream_t *stream, char *buf);
-lisp_stream_t* lisp_stream_init_any (lisp_stream_t *stream, void *data,
- int (*next_char) (void *data),
- void (*unget_char) (char c, void *data));
-
-lisp_object_t* lisp_read (lisp_stream_t *in);
-lisp_object_t* lisp_read_from_file(const std::string& filename);
-void lisp_free (lisp_object_t *obj);
-
-lisp_object_t* lisp_read_from_string (const char *buf);
-
-int lisp_compile_pattern (lisp_object_t **obj, int *num_subs);
-int lisp_match_pattern (lisp_object_t *pattern, lisp_object_t *obj, lisp_object_t **vars, int num_subs);
-int lisp_match_string (const char *pattern_string, lisp_object_t *obj, lisp_object_t **vars);
-
-int lisp_type (lisp_object_t *obj);
-int lisp_integer (lisp_object_t *obj);
-float lisp_real (lisp_object_t *obj);
-char* lisp_symbol (lisp_object_t *obj);
-char* lisp_string (lisp_object_t *obj);
-int lisp_boolean (lisp_object_t *obj);
-lisp_object_t* lisp_car (lisp_object_t *obj);
-lisp_object_t* lisp_cdr (lisp_object_t *obj);
-
-lisp_object_t* lisp_cxr (lisp_object_t *obj, const char *x);
-
-lisp_object_t* lisp_make_integer (int value);
-lisp_object_t* lisp_make_real (float value);
-lisp_object_t* lisp_make_symbol (const char *value);
-lisp_object_t* lisp_make_string (const char *value);
-lisp_object_t* lisp_make_cons (lisp_object_t *car, lisp_object_t *cdr);
-lisp_object_t* lisp_make_boolean (int value);
-
-int lisp_list_length (lisp_object_t *obj);
-lisp_object_t* lisp_list_nth_cdr (lisp_object_t *obj, int index);
-lisp_object_t* lisp_list_nth (lisp_object_t *obj, int index);
-
-void lisp_dump (lisp_object_t *obj, FILE *out);
-
-#define lisp_nil() ((lisp_object_t*)0)
-
-#define lisp_nil_p(obj) (obj == 0)
-#define lisp_integer_p(obj) (lisp_type((obj)) == LISP_TYPE_INTEGER)
-#define lisp_real_p(obj) (lisp_type((obj)) == LISP_TYPE_REAL)
-#define lisp_symbol_p(obj) (lisp_type((obj)) == LISP_TYPE_SYMBOL)
-#define lisp_string_p(obj) (lisp_type((obj)) == LISP_TYPE_STRING)
-#define lisp_cons_p(obj) (lisp_type((obj)) == LISP_TYPE_CONS)
-#define lisp_boolean_p(obj) (lisp_type((obj)) == LISP_TYPE_BOOLEAN)
-
-/** */
-class LispReader
-{
-private:
- lisp_object_t* owner;
- lisp_object_t* lst;
-
- lisp_object_t* search_for(const char* name);
-
-public:
- /** cur == ((pos 1 2 3) (id 12 3 4)...) */
- LispReader(lisp_object_t* l);
- ~LispReader();
-
- bool read_int_vector(const char* name, std::vector<int>& vec);
- bool read_int_vector(const char* name, std::vector<unsigned int>& vec);
- bool read_char_vector(const char* name, std::vector<char>& vec);
- bool read_string_vector(const char* name, std::vector<std::string>& vec);
- bool read_string(const char* name, std::string& str, bool translatable = false);
- bool read_int(const char* name, int& i);
- bool read_uint(const char* name, unsigned int& i);
- bool read_float(const char* name, float& f);
- bool read_bool(const char* name, bool& b);
- bool read_lisp(const char* name, lisp_object_t*& b);
- lisp_object_t* read_lisp(const char* name);
-
- static LispReader* load(const std::string& filename,
- const std::string& toplevellist);
-
- lisp_object_t* get_lisp();
-};
-
-} //namespace SuperTux
-
-#endif /*SUPERTUX_LISPREADER_H*/
-
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