5 * Copyright (C) 1998-2000 Mark Probst
6 * Copyright (C) 2002 Ingo Ruhnke <grumbel@gmx.de>
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the
20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 * Boston, MA 02111-1307, USA.
24 #ifndef __LISPREADER_H__
25 #define __LISPREADER_H__
32 #define LISP_STREAM_FILE 1
33 #define LISP_STREAM_STRING 2
34 #define LISP_STREAM_ANY 3
36 #define LISP_TYPE_INTERNAL -3
37 #define LISP_TYPE_PARSE_ERROR -2
38 #define LISP_TYPE_EOF -1
39 #define LISP_TYPE_NIL 0
40 #define LISP_TYPE_SYMBOL 1
41 #define LISP_TYPE_INTEGER 2
42 #define LISP_TYPE_STRING 3
43 #define LISP_TYPE_REAL 4
44 #define LISP_TYPE_CONS 5
45 #define LISP_TYPE_PATTERN_CONS 6
46 #define LISP_TYPE_BOOLEAN 7
47 #define LISP_TYPE_PATTERN_VAR 8
49 #define LISP_PATTERN_ANY 1
50 #define LISP_PATTERN_SYMBOL 2
51 #define LISP_PATTERN_STRING 3
52 #define LISP_PATTERN_INTEGER 4
53 #define LISP_PATTERN_REAL 5
54 #define LISP_PATTERN_BOOLEAN 6
55 #define LISP_PATTERN_LIST 7
56 #define LISP_PATTERN_OR 8
74 int (*next_char) (void *data);
75 void (*unget_char) (char c, void *data);
82 typedef struct _lisp_object_t lisp_object_t;
91 struct _lisp_object_t *car;
92 struct _lisp_object_t *cdr;
104 struct _lisp_object_t *sub;
110 lisp_stream_t* lisp_stream_init_gzfile (lisp_stream_t *stream, gzFile file);
111 lisp_stream_t* lisp_stream_init_file (lisp_stream_t *stream, FILE *file);
112 lisp_stream_t* lisp_stream_init_string (lisp_stream_t *stream, char *buf);
113 lisp_stream_t* lisp_stream_init_any (lisp_stream_t *stream, void *data,
114 int (*next_char) (void *data),
115 void (*unget_char) (char c, void *data));
117 lisp_object_t* lisp_read (lisp_stream_t *in);
118 lisp_object_t* lisp_read_from_file(const std::string& filename);
119 void lisp_free (lisp_object_t *obj);
121 lisp_object_t* lisp_read_from_string (const char *buf);
123 int lisp_compile_pattern (lisp_object_t **obj, int *num_subs);
124 int lisp_match_pattern (lisp_object_t *pattern, lisp_object_t *obj, lisp_object_t **vars, int num_subs);
125 int lisp_match_string (const char *pattern_string, lisp_object_t *obj, lisp_object_t **vars);
127 int lisp_type (lisp_object_t *obj);
128 int lisp_integer (lisp_object_t *obj);
129 float lisp_real (lisp_object_t *obj);
130 char* lisp_symbol (lisp_object_t *obj);
131 char* lisp_string (lisp_object_t *obj);
132 int lisp_boolean (lisp_object_t *obj);
133 lisp_object_t* lisp_car (lisp_object_t *obj);
134 lisp_object_t* lisp_cdr (lisp_object_t *obj);
136 lisp_object_t* lisp_cxr (lisp_object_t *obj, const char *x);
138 lisp_object_t* lisp_make_integer (int value);
139 lisp_object_t* lisp_make_real (float value);
140 lisp_object_t* lisp_make_symbol (const char *value);
141 lisp_object_t* lisp_make_string (const char *value);
142 lisp_object_t* lisp_make_cons (lisp_object_t *car, lisp_object_t *cdr);
143 lisp_object_t* lisp_make_boolean (int value);
145 int lisp_list_length (lisp_object_t *obj);
146 lisp_object_t* lisp_list_nth_cdr (lisp_object_t *obj, int index);
147 lisp_object_t* lisp_list_nth (lisp_object_t *obj, int index);
149 void lisp_dump (lisp_object_t *obj, FILE *out);
151 #define lisp_nil() ((lisp_object_t*)0)
153 #define lisp_nil_p(obj) (obj == 0)
154 #define lisp_integer_p(obj) (lisp_type((obj)) == LISP_TYPE_INTEGER)
155 #define lisp_real_p(obj) (lisp_type((obj)) == LISP_TYPE_REAL)
156 #define lisp_symbol_p(obj) (lisp_type((obj)) == LISP_TYPE_SYMBOL)
157 #define lisp_string_p(obj) (lisp_type((obj)) == LISP_TYPE_STRING)
158 #define lisp_cons_p(obj) (lisp_type((obj)) == LISP_TYPE_CONS)
159 #define lisp_boolean_p(obj) (lisp_type((obj)) == LISP_TYPE_BOOLEAN)
167 lisp_object_t* search_for(const char* name);
169 /** cur == ((pos 1 2 3) (id 12 3 4)...) */
170 LispReader (lisp_object_t* l);
172 bool read_int_vector (const char* name, std::vector<int>* vec);
173 bool read_char_vector (const char* name, std::vector<char>* vec);
174 bool read_string_vector (const char* name, std::vector<std::string>* vec);
175 bool read_string (const char* name, std::string* str);
176 bool read_int (const char* name, int* i);
177 bool read_float (const char* name, float* f);
178 bool read_bool (const char* name, bool* b);
179 bool read_lisp (const char* name, lisp_object_t** b);
186 std::vector<lisp_object_t*> lisp_objs;
188 void append (lisp_object_t* obj);
189 lisp_object_t* make_list3 (lisp_object_t*, lisp_object_t*, lisp_object_t*);
190 lisp_object_t* make_list2 (lisp_object_t*, lisp_object_t*);
192 LispWriter (const char* name);
193 void write_float (const char* name, float f);
194 void write_int (const char* name, int i);
195 void write_boolean (const char* name, bool b);
196 void write_string (const char* name, const char* str);
197 void write_symbol (const char* name, const char* symname);
198 void write_lisp_obj(const char* name, lisp_object_t* lst);
200 /** caller is responible to free the returned lisp_object_t */
201 lisp_object_t* create_lisp ();