2 engine.h - MaLa core engine
4 Copyright (C) 2004, Christian Thaeter <chth@gmx.net>
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License version 2 as
8 published by the Free Software Foundation.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, contact me.
23 #include "mala_types.h"
24 #include "stringbucket.h"
25 #include "stringlist.h"
28 enum mala_common_strings_enum
34 MALA_STRING_EXCLAMATIONMARK
,
36 MALA_STRING_BACKQUOTE
,
46 MALA_STRING_FLAG_LITERAL_EXPANSION
,
47 MALA_STRING_FLAG_EXCLAM_EXPANSION
,
48 MALA_STRING_FLAG_NO_EXPANSION
,
49 MALA_STRING_FLAG_NUMSPLIT_EXPANSION
,
50 MALA_STRING_FLAG_CHAR_EXPANSION
,
51 MALA_STRING_FLAG_ASSIGN_EXPANSION
,
52 MALA_STRING_FLAG_SETENV_EXPANSION
,
53 MALA_STRING_FLAG_ENVVAR_EXPANSION
,
54 MALA_STRING_FLAG_UNDERSCORE_EXPANSION
,
55 MALA_STRING_FLAG_BRACKET_EXPANSION
,
56 MALA_STRING_FLAG_ASSIGN_CONTRACTION
,
57 MALA_STRING_ERROR_MISSING_ARGUMENT
,
58 MALA_STRING_ERROR_MISSING_END
,
59 MALA_MAX_COMMON_STRING
68 struct mala_engine_struct
71 * every tokenized word is collected in 'words'
72 * actions can be bound to these words through the strings user variable
74 mala_stringbucket words
;
75 mala_stringlist program
;
76 mala_stringlist arguments
;
78 MalaString common_string
[MALA_MAX_COMMON_STRING
];
80 /*TODO static ringbuffer char ringbuffer *[10] */
82 //const char * argv_0;
86 /* --BEGIN ... --END blocks are translated to --BLOCK-xxxxxxxx macros,
87 where xxxxxxxx is a monotonic incrementing counter, its value is stored here */
107 mala_engine_new_main (int (*initfunc
) (MalaEngine
),
108 int argc
, char ** argv
,
109 mala_actioninit
* actions_init
);
113 mala_engine_free (MalaEngine self
);
116 mala_engine_actions_register (MalaEngine
, MalaActionInit
);
119 mala_engine_exception (MalaEngine self
,
120 MalaStringListNode_ref pptr
,
121 MalaStringListNode here
,
125 mala_engine_macro_define (MalaEngine self
, const char * name
, int argc
, char **argv
);
128 mala_engine_pushback_word (MalaEngine self
, const char * word
);
131 mala_engine_getprogram (MalaEngine self
);
134 mala_engine_state_get (MalaEngine self
);
137 mala_engine_clearstate (MalaEngine self
);
140 mala_engine_negated (MalaEngine self
);
143 mala_engine_clear_negated (MalaEngine self
);
146 mala_engine_dumpprogram (MalaEngine self
, const char * prefix
, const char * suffix
);
149 mala_engine_dumpargs (MalaEngine self
, const char * prefix
, const char * suffix
);
152 mala_engine_run (MalaEngine self
);
155 mala_engine_eval (MalaEngine self
, MalaStringListNode_ref pptr
);
158 //mala_engine_expansions (MalaEngine self, MalaStringListNode_ref pptr);
162 mala_engine_string_istrue (MalaEngine self
, MalaString str
);
165 mala_engine_check_expansionflag (MalaEngine self
, int flag
);
169 mala_engine_expand (MalaEngine self
, MalaStringList list
, MalaStringListNode_ref pptr
);
172 mala_engine_literal_expansion (MalaEngine self
,
174 MalaStringListNode_ref pptr
);
177 mala_engine_backquote_expansion (MalaEngine self
,
179 MalaStringListNode_ref pptr
);
182 mala_engine_numsplit_expansion (MalaEngine self
,
184 MalaStringListNode_ref pptr
);
187 mala_engine_exclam_expansion (MalaEngine self
,
189 MalaStringListNode_ref pptr
);
192 mala_engine_no_expansion (MalaEngine self
,
194 MalaStringListNode_ref pptr
);
197 mala_engine_assign_expansion (MalaEngine self
,
199 MalaStringListNode_ref pptr
);
202 mala_engine_envvar_expansion (MalaEngine self
,
204 MalaStringListNode_ref pptr
);
207 mala_engine_char_expansion (MalaEngine self
,
209 MalaStringListNode_ref pptr
);
212 mala_engine_underscore_expansion (MalaEngine self
,
214 MalaStringListNode_ref pptr
);
216 int mala_engine_setenv_expansion (MalaEngine self
,
218 MalaStringListNode_ref pptr
);
220 int mala_engine_bracket_expansion (MalaEngine self
,
222 MalaStringListNode_ref pptr
);
224 int mala_engine_assign_contraction (MalaEngine self
,
226 MalaStringListNode_ref pptr
);
229 mala_engine_add_action_cstr (MalaEngine self
, const char* cname
, void* data
,
230 MalaParserFunc parser
, MalaDataFactory factory
,
234 mala_engine_add_action (MalaEngine self
, MalaString name
, void* data
,
235 MalaParserFunc parser
, MalaDataFactory factory
,
239 mala_engine_try_eval_arg_n (MalaEngine self
, MalaStringListNode_ref pptr
, unsigned n
);
245 mala_engine_new_initfunc (int (*initfunc
) (MalaEngine
));
250 mala_engine_pushfront_program (MalaEngine self
, int args
, char ** argv
);
254 mala_engine_erase_action (MalaEngine
, const t_uchar
* key
);
257 mala_engine_eval (MalaEngine self
, LList pptr
);
260 mala_engine_deepeval (MalaEngine self
, LList pptr
);
263 mala_engine_run (MalaEngine
);
265 mala_engine_exception (MalaEngine
, LList begin
, LList end
, const char *);
268 mala_engine_action_new (MalaEngine
, t_uchar
** name
, void** data
,
269 MalaParserFunc parser
, MalaDataDestructor destructor
);
273 mala_engine_getaction (MalaEngine
, const t_uchar
* name
);
276 mala_engine_getprevaction (MalaEngine
, const t_uchar
* name
);
284 #endif /*MALA_ENGINE_H*/
288 // c-file-style: "gnu"
290 // arch-tag: 47d718f6-e397-400c-93a6-bc71f475c0c7