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c_parser.hpp@ 8

Last change on this file since 8 was 8, checked in by msugi, 13 years ago
ディレクトリ構造の作成，ソース一式とReleaseビルドのコミット．
File size: 19.9 KB

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1	/*
2	* TOPPERS Software
3	* Toyohashi Open Platform for Embedded Real-Time Systems
4	*
5	* Copyright (C) 2005-2008 by TAKAGI Nobuhisa
6	*
7	* ãLì ÒÍCÈºÌ(1)`(4)Ìðð½·êÉÀèC{\tgEF
8	* Ai{\tgEFAðüÏµ½àÌðÜÞDÈº¯¶jðgpE¡»Eü
9	* ÏEÄzziÈºCpÆÄÔj·é±Æð³Åø·éD
10	* (1) {\tgEFAð\[XR[hÌ`Åp·éêÉÍCãLÌì
11	* \¦C±Ìpð¨æÑºLÌ³ÛØKèªC»ÌÜÜÌ`Å\[
12	* XR[hÉÜÜêÄ¢é±ÆD
13	* (2) {\tgEFAðCCu`®ÈÇC¼Ì\tgEFAJÉg
14	* pÅ«é`ÅÄzz·éêÉÍCÄzzÉº¤hL
15	gip
16	* Ò}j
17	AÈÇjÉCãLÌì \¦C±Ìpð¨æÑºL
18	* Ì³ÛØKèðfÚ·é±ÆD
19	* (3) {\tgEFAðC@íÉgÝÞÈÇC¼Ì\tgEFAJÉg
20	* pÅ«È¢`ÅÄzz·éêÉÍCÌ¢¸ê©Ìðð½·±
21	* ÆD
22	* (a) ÄzzÉº¤hL
23	gipÒ}j
24	AÈÇjÉCãLÌ
25	* ì \¦C±Ìpð¨æÑºLÌ³ÛØKèðfÚ·é±ÆD
26	* (b) ÄzzÌ`ÔðCÊÉèßéû@ÉæÁÄCTOPPERSvWFNgÉ
27	* ñ·é±ÆD
28	* (4) {\tgEFAÌpÉæè¼ÚIÜ½ÍÔÚIÉ¶¶é¢©Èé¹
29	* Q©çàCãLì Ò¨æÑTOPPERSvWFNgðÆÓ·é±ÆD
30	* Ü½C{\tgEFAÌ[UÜ½ÍGh[U©çÌ¢©Èé
31	* RÉîÃ¿©çàCãLì Ò¨æÑTOPPERSvWFNgð
32	* ÆÓ·é±ÆD
33	*
34	* {\tgEFAÍC³ÛØÅñ³êÄ¢éàÌÅ éDãLì Ò¨
35	* æÑTOPPERSvWFNgÍC{\tgEFAÉÖµÄCÁèÌgpÚI
36	* ÉÎ·éK«àÜßÄC¢©ÈéÛØàsíÈ¢DÜ½C{\tgEF
37	* AÌpÉæè¼ÚIÜ½ÍÔÚIÉ¶¶½¢©Èé¹QÉÖµÄàC»
38	* ÌÓCðíÈ¢D
39	*
40	*/
41
42	/*!
43	* \file toppers/c_parser.hpp
44	* \brief êÊIÈp[T[Ìé¾è`
45	*/
46	#ifndef TOPPERS_PARSER_HPP_
47	#define TOPPERS_PARSER_HPP_
48
49	#include "toppers/codeset.hpp"
50	#include <boost/spirit/core.hpp>
51	#include <boost/spirit/actor.hpp>
52	#include <boost/spirit/utility.hpp>
53	#include <boost/spirit/dynamic.hpp>
54
55	namespace toppers
56	{
57
58	namespace detail
59	{
60
61	struct c_integer_suffix_parse_functor
62	{
63	typedef boost::spirit::nil_t result_t;
64	template < class Scanner >
65	int operator()( Scanner scan, result_t& ) const
66	{
67	using namespace boost::spirit;
68	int length =
69	as_lower_d
70	[
71	ch_p( 'u' ) >> !( str_p( "ll" ) \| 'l' \| "i8" \| "i16" \| "i32" \| "i64" )
72	\| ( str_p( "ll" ) \| 'l' \| "i8" \| "i16" \| "i32" \| "i64" ) >> !ch_p( 'u' )
73	].parse( scan ).length();
74	return length;
75	}
76	};
77
78	template < typename T >
79	struct c_integer_constant_parse_functor
80	{
81	typedef T result_t;
82	template < class Scanner >
83	int operator()( Scanner scan, result_t& result ) const
84	{
85	using namespace boost::spirit;
86	result_t x = T( 0 );
87	int length =
88	(
89	if_p( '0' ) // 16iÜ½Í8i
90	[
91	!(
92	( ch_p( 'x' ) \| 'X' ) >> uint_parser< T, 16 >()[ assign_a( x ) ]
93	\| uint_parser< T, 8 >()[ assign_a( x ) ]
94	)
95	]
96	.else_p // 10i
97	[
98	uint_parser< T, 10 >()[ assign_a( x ) ]
99	]
100	).parse( scan ).length();
101	result = x;
102	return length;
103	}
104	};
105
106	template < typename T >
107	struct c_integer_parse_functor
108	{
109	typedef T result_t;
110	template < class Scanner >
111	int operator()( Scanner scan, result_t& result ) const
112	{
113	using namespace boost::spirit;
114	static functor_parser< c_integer_constant_parse_functor< T > > const c_int_const_p;
115	static functor_parser< c_integer_suffix_parse_functor > const c_int_suffix_p;
116	bool negative = false;
117	result_t x;
118	int length =
119	(
120	!sign_p[ assign_a( negative ) ] >> lexeme_d[ c_int_const_p[ assign_a( x ) ] >> !c_int_suffix_p ]
121	).parse( scan ).length();
122	result = ( negative ? -x : x );
123	return length;
124	}
125	};
126
127	template < int CodeSet = -1 > struct mbchar_parse_functor;
128
129	template <>
130	struct mbchar_parse_functor< ascii >
131	{
132	typedef boost::spirit::nil_t result_t;
133	template < class Scanner >
134	int operator()( Scanner scan, result_t& ) const
135	{
136	return boost::spirit::range_p( '\x01', '\x7f' ).parse( scan ).length();
137	}
138	};
139
140	template <>
141	struct mbchar_parse_functor< shift_jis >
142	{
143	typedef boost::spirit::nil_t result_t;
144	template < class Scanner >
145	int operator()( Scanner scan, result_t& ) const
146	{
147	using namespace boost::spirit;
148	int length =
149	(
150	range_p( '\x01', '\x7f' ) // ¼ppL
151	\| range_p( '\xa1', '\xdf' ) // ¼pJ^Ji
152	\| ( chset<>( "\x81-\x9f\xe0-\xef" ) >> chset<>( "\x40-\x7e\x80-\xfc" ) ) // Sp
153	).parse( scan ).length();
154	return length;
155	}
156	};
157
158	template <>
159	struct mbchar_parse_functor< euc_jp >
160	{
161	typedef boost::spirit::nil_t result_t;
162	template < class Scanner >
163	int operator()( Scanner scan, result_t& ) const
164	{
165	using namespace boost::spirit;
166	int length =
167	(
168	range_p( '\x01', '\x7f' ) // ¼ppL
169	\| ( ch_p( '\x8e' ) >> range_p( '\xa1', '\xdf' ) ) // ¼pJ^Ji
170	\| ( !ch_p( '\x8f' ) >> range_p( '\xa1', '\xf0' ) >> range_p( '\xa1', '\xf0' ) ) // Sp
171	).parse( scan ).length();
172	return length;
173	}
174	};
175
176	template <>
177	struct mbchar_parse_functor< utf8 >
178	{
179	typedef boost::spirit::nil_t result_t;
180	template < class Scanner >
181	int operator()( Scanner scan, result_t& ) const
182	{
183	using namespace boost::spirit;
184	int length =
185	(
186	range_p( '\x01', '\x7f' ) // 1oCg
187	\| ( range_p( '\xc0', '\xdf' ) >> range_p( '\x80', '\xbf' ) ) // 2oCg
188	\| ( range_p( '\xe0', '\xef' ) >> repeat_p( 2 )[ range_p( '\x80', '\xbf' ) ] ) // 3oCg
189	\| ( range_p( '\xf0', '\xf7' ) >> repeat_p( 3 )[ range_p( '\x80', '\xbf' ) ] ) // 4oCg
190	\| ( range_p( '\xf8', '\xfb' ) >> repeat_p( 4 )[ range_p( '\x80', '\xbf' ) ] ) // 5oCg
191	\| ( range_p( '\xfc', '\xfd' ) >> repeat_p( 5 )[ range_p( '\x80', '\xbf' ) ] ) // 6oCg
192	).parse( scan ).length();
193	return length;
194	}
195	};
196
197	template <>
198	struct mbchar_parse_functor< -1 >
199	{
200	typedef boost::spirit::nil_t result_t;
201	explicit mbchar_parse_functor( codeset_t codeset = ascii ) : codeset_( codeset ) {}
202	template < class Scanner >
203	int operator()( Scanner scan, result_t& result ) const
204	{
205	int length;
206	switch ( codeset_ )
207	{
208	case ascii:
209	{
210	static mbchar_parse_functor< ascii > f;
211	length = f( scan, result );
212	}
213	break;
214	case shift_jis:
215	{
216	static mbchar_parse_functor< shift_jis > f;
217	length = f( scan, result );
218	}
219	break;
220	case euc_jp:
221	{
222	static mbchar_parse_functor< euc_jp > f;
223	length = f( scan, result );
224	}
225	break;
226	case utf8:
227	{
228	static mbchar_parse_functor< utf8 > f;
229	length = f( scan, result );
230	}
231	break;
232	default:
233	length = -1;
234	break;
235	}
236	return length;
237	}
238	codeset_t codeset_;
239	};
240
241	struct ucn_parse_functor
242	{
243	typedef long result_t;
244	template < class Scanner >
245	int operator()( Scanner scan, result_t& result ) const
246	{
247	using namespace boost::spirit;
248	result_t x;
249	int length =
250	(
251	lexeme_d
252	[
253	ch_p( '\\' ) >>
254	(
255	( 'U' >> int_parser< long, 16, 8, 8 >()[ assign_a( x ) ] ) // \Uhhhhhhhh`®
256	\| ( 'u' >> int_parser< long, 16, 4, 4 >()[ assign_a( x ) ] ) // \uhhhh`®
257	)
258	]
259	).parse( scan ).length();
260	if ( ( x < 0xa0 && !( x == 0x24 \|\| x == 0x40 \|\| x == 0x60 ) )
261	\|\| ( 0xd800 <= x && x <= 0xdfff )
262	\|\| 0x10ffff < x ) // Û¶¼Ég¦È¢liJIS X3010:2003 6.4.3j
263	{
264	x = -1;
265	}
266	result = x;
267	return length;
268	}
269	};
270
271	template < int CodeSet = -1 > struct c_strlit_parse_functor;
272
273	template < int CodeSet >
274	struct c_strlit_parse_functor
275	{
276	typedef boost::spirit::nil_t result_t;
277	template < class Scanner >
278	int operator()( Scanner scan, result_t& result ) const
279	{
280	using namespace boost::spirit;
281	static functor_parser< detail::mbchar_parse_functor< CodeSet > > const mbchar_p;
282	static functor_parser< detail::ucn_parse_functor > const ucn_p;
283	int length =
284	(
285	confix_p( '\"', *( "\\\"" \| mbchar_p - '\\' \| ucn_p \| c_escape_ch_p ), '\"' )
286	).parse( scan ).length();
287	return length;
288	}
289	};
290
291	template <>
292	struct c_strlit_parse_functor< -1 >
293	{
294	typedef boost::spirit::nil_t result_t;
295	explicit c_strlit_parse_functor( codeset_t codeset = ascii ) : codeset_( codeset ) {}
296	template < class Scanner >
297	int operator()( Scanner scan, result_t& result ) const
298	{
299	using namespace boost::spirit;
300	mbchar_parse_functor<> const functor( codeset_ );
301	functor_parser< detail::mbchar_parse_functor<> > const mbchar_p( functor );
302	static functor_parser< detail::ucn_parse_functor > const ucn_p;
303	int length =
304	(
305	confix_p( '\"', *( "\\\"" \| ( mbchar_p - ch_p( '\\' ) ) \| ucn_p \| c_escape_ch_p ), '\"' )
306	).parse( scan ).length();
307	return length;
308	}
309	codeset_t codeset_;
310	};
311
312	template < int CodeSet = -1 > struct c_chlit_parse_functor;
313
314	template < int CodeSet >
315	struct c_chlit_parse_functor
316	{
317	typedef boost::spirit::nil_t result_t;
318	template < class Scanner >
319	int operator()( Scanner scan, result_t& result ) const
320	{
321	using namespace boost::spirit;
322	static functor_parser< detail::mbchar_parse_functor< CodeSet > > const mbchar_p;
323	static functor_parser< detail::ucn_parse_functor > const ucn_p;
324	int length =
325	(
326	confix_p( '\'', +( "\\\'" \| mbchar_p - '\\' \| ucn_p \| c_escape_ch_p ), '\'' )
327	).parse( scan ).length();
328	return length;
329	}
330	};
331
332	template <>
333	struct c_chlit_parse_functor< -1 >
334	{
335	typedef boost::spirit::nil_t result_t;
336	explicit c_chlit_parse_functor( codeset_t codeset = ascii ) : codeset_( codeset ) {}
337	template < class Scanner >
338	int operator()( Scanner scan, result_t& result ) const
339	{
340	using namespace boost::spirit;
341	mbchar_parse_functor<> const functor( codeset_ );
342	functor_parser< detail::mbchar_parse_functor<> > const mbchar_p( functor );
343	static functor_parser< detail::ucn_parse_functor > const ucn_p;
344	int length =
345	(
346	confix_p( '\'', +( "\\\'" \| mbchar_p - '\\' \| ucn_p \| c_escape_ch_p ), '\'' )
347	).parse( scan ).length();
348	return length;
349	}
350	codeset_t codeset_;
351	};
352
353	extern char const* const c_keywords[];
354	extern char const* const c_plus_plus_keywords[];
355
356	struct c_identifier_parse_functor
357	{
358	typedef boost::spirit::nil_t result_t;
359	template < class Scanner >
360	int operator()( Scanner scan, result_t& result ) const
361	{
362	using namespace boost::spirit;
363	static functor_parser< detail::ucn_parse_functor > const ucn_p;
364	int length;
365	typename Scanner::iterator_t const first( scan.first );
366
367	if ( ucn_ )
368	{
369	length =
370	(
371	lexeme_d
372	[
373	( alpha_p \| '_' \| ucn_p ) >>
374	*( alnum_p \| '_' \| ucn_p )
375	]
376	).parse( scan ).length();
377	}
378	else
379	{
380	length =
381	(
382	lexeme_d
383	[
384	( alpha_p \| '_' ) >>
385	*( alnum_p \| '_' )
386	]
387	).parse( scan ).length();
388	}
389	std::string token( first, scan.first );
390
391	for ( int i = 0; c_keywords[i] != 0; i++ )
392	{
393	if ( token == c_keywords[i] )
394	{
395	length = -1;
396	break;
397	}
398	}
399	if ( c_plus_plus_ )
400	{
401	for ( int i = 0; c_plus_plus_keywords[i] != 0; i++ )
402	{
403	if ( token == c_plus_plus_keywords[i] )
404	{
405	length = -1;
406	break;
407	}
408	}
409	}
410	return length;
411	}
412	explicit c_identifier_parse_functor( bool ucn = false, bool c_plus_plus = false )
413	: ucn_( ucn ), c_plus_plus_( c_plus_plus )
414	{
415	}
416
417	bool ucn_;
418	bool c_plus_plus_;
419	};
420
421	}
422
423	/*!
424	* \brief C¾ê`®Ì®èp[T[
425	*
426	* boost::spirit::int_parserÆÌá¢ÍAÚª«É¶Ä8iâ16iÆµÄðß
427	* ·é_Å·BÜ½^ðÁè·é½ßÌÚö«àó¯üêÜ·B
428	*/
429	template < typename T >
430	inline boost::spirit::functor_parser< detail::c_integer_parse_functor< T > > const c_int_parser()
431	{
432	return boost::spirit::functor_parser< detail::c_integer_parse_functor< T > >();
433	}
434
435	extern boost::spirit::functor_parser< detail::c_integer_parse_functor< int > > const c_int_p;
436	extern boost::spirit::functor_parser< detail::c_integer_parse_functor< unsigned int > > const c_uint_p;
437
438	/*!
439	* \brief }`oCg¶p[T[
440	*
441	* ev[gø CodeSet Åwèµ½¶R[hððÍµÜ·B
442	* ascii ÈOðwèµ½êÅàAASCIIÌÍÍi0x7fÈºjÉàvµÜ·B
443	* 0x00 Í¶ñÌI[ÆæÊÅ«È¢½ßAvÎÛÉÍÈèÜ¹ñB
444	*/
445	template < int CodeSet >
446	inline boost::spirit::functor_parser< detail::mbchar_parse_functor< CodeSet > > const mbchar_parser()
447	{
448	return boost::spirit::functor_parser< detail::mbchar_parse_functor< CodeSet > >();
449	}
450	inline boost::spirit::functor_parser< detail::mbchar_parse_functor<> > const mbchar_parser( codeset_t codeset )
451	{
452	return boost::spirit::functor_parser< detail::mbchar_parse_functor<> >( detail::mbchar_parse_functor<>( codeset ) );
453	}
454
455	extern boost::spirit::functor_parser< detail::mbchar_parse_functor< ascii > > const ascii_p;
456	extern boost::spirit::functor_parser< detail::mbchar_parse_functor< shift_jis > > const shift_jis_p;
457	extern boost::spirit::functor_parser< detail::mbchar_parse_functor< euc_jp > > const euc_jp_p;
458	extern boost::spirit::functor_parser< detail::mbchar_parse_functor< utf8 > > const utf8_p;
459
460	/*!
461	* \brief Û¶¼p[T[
462	*
463	* \\uÜ½Í\\UÅnÜéÛ¶¼iUniversal Character NamejððÍµÜ·B
464	* \\uhhhhÜ½Í\\UhhhhhhhhihÍ16ijÉvµÜ·BÈ¨A±êçÌ`®É
465	* vµÄ¢éêÅàAêÌlÍÛ¶¼ÆµÄgpÅ«Ü¹ñB
466	*/
467	inline boost::spirit::functor_parser< detail::ucn_parse_functor > const ucn_parser()
468	{
469	return boost::spirit::functor_parser< detail::ucn_parse_functor >();
470	}
471
472	extern boost::spirit::functor_parser< detail::ucn_parse_functor > const ucn_p;
473
474	/*!
475	* \brief C¾ê`®Ì¶ñèp[T[
476	*
477	* ñdøpÅÍÜê½C¾ê`®Ì¶ñððÍµÜ·B
478	* ¶ñÌ¶R[hÍ CodeSet Åwèµ½àÌÉÈèÜ·B
479	*/
480	template < int CodeSet >
481	inline boost::spirit::functor_parser< detail::c_strlit_parse_functor< CodeSet > > const c_strlit_parser()
482	{
483	return boost::spirit::functor_parser< detail::c_strlit_parse_functor< CodeSet > >();
484	}
485
486	typedef boost::spirit::functor_parser< detail::c_strlit_parse_functor<> > c_strlit_parser_t;
487
488	/*!
489	* \brief C¾ê`®Ì¶ñèp[T[
490	* \param codeset ¶ñÉgp³êÄ¢é¶R[h
491	*
492	* ñdøpÅÍÜê½C¾ê`®Ì¶ñððÍµÜ·B
493	*/
494	inline boost::spirit::functor_parser< detail::c_strlit_parse_functor<> > const c_strlit_parser( codeset_t codeset )
495	{
496	return boost::spirit::functor_parser< detail::c_strlit_parse_functor<> >( detail::c_strlit_parse_functor<>( codeset ) );
497	}
498
499	extern boost::spirit::functor_parser< detail::c_strlit_parse_functor< ascii > > const ascii_str_p;
500	extern boost::spirit::functor_parser< detail::c_strlit_parse_functor< shift_jis > > const shift_jis_str_p;
501	extern boost::spirit::functor_parser< detail::c_strlit_parse_functor< euc_jp > > const euc_jp_str_p;
502	extern boost::spirit::functor_parser< detail::c_strlit_parse_functor< utf8 > > const utf8_str_p;
503
504	/*!
505	* \brief C¾ê`®Ì¶èp[T[
506	*
507	* PøpÅÍÜê½C¾ê`®Ì¶èððÍµÜ·B
508	* ¶R[hÍ CodeSet Åwèµ½àÌÉÈèÜ·B
509	*/
510	template < int CodeSet >
511	inline boost::spirit::functor_parser< detail::c_chlit_parse_functor< CodeSet > > const c_chlit_parser()
512	{
513	return boost::spirit::functor_parser< detail::c_chlit_parse_functor< CodeSet > >();
514	}
515
516	typedef boost::spirit::functor_parser< detail::c_chlit_parse_functor<> > c_chlit_parser_t;
517
518	/*!
519	* \brief C¾ê`®Ì¶èp[T[
520	* \param codeset ¶R[h
521	*
522	* PøpÅÍÜê½C¾ê`®Ì¶èððÍµÜ·B
523	*/
524	inline boost::spirit::functor_parser< detail::c_chlit_parse_functor<> > const c_chlit_parser( codeset_t codeset )
525	{
526	return boost::spirit::functor_parser< detail::c_chlit_parse_functor<> >( detail::c_chlit_parse_functor<>( codeset ) );
527	}
528
529	extern boost::spirit::functor_parser< detail::c_chlit_parse_functor< ascii > > const ascii_ch_p;
530	extern boost::spirit::functor_parser< detail::c_chlit_parse_functor< shift_jis > > const shift_jis_ch_p;
531	extern boost::spirit::functor_parser< detail::c_chlit_parse_functor< euc_jp > > const euc_jp_ch_p;
532	extern boost::spirit::functor_parser< detail::c_chlit_parse_functor< utf8 > > const utf8_ch_p;
533
534	typedef boost::spirit::functor_parser< detail::c_identifier_parse_functor > c_ident_parser_t;
535
536	/*!
537	* \brief C¾ê`®Ì¯Êqp[T[
538	* \param ucn Û¶ðe·éêÍ true ðwè
539	* \param c_plus_plus C++Ì\ñêðÖ~·éêÍ true ðwè
540	*
541	* C¾êÌ¯ÊqÆµÄgpÅ«é¶ñÌðÍðs¢Ü·B
542	* ¯ÊqÍºüÜ½Íp¶ÅnÜèAºüÜ½Ípª±Ìª´¥Å·ªA
543	* C99È~ÅÍÛ¶¼àgpÅ«é½ßAø ucn É true ðwè·é±ÆÅA
544	* Û¶¼ÎªÂ\ÉÈèÜ·B
545	*
546	* \note \|óÀE¨æÑ\ñ¯ÊqÌ»ÊÍsÁÄ¢Ü¹ñB
547	*/
548	inline boost::spirit::functor_parser< detail::c_identifier_parse_functor > const c_ident_parser( bool ucn = false, bool c_plus_plus = false )
549	{
550	return boost::spirit::functor_parser< detail::c_identifier_parse_functor >( detail::c_identifier_parse_functor( ucn, c_plus_plus ) );
551	}
552
553	extern boost::spirit::functor_parser< detail::c_identifier_parse_functor > const c_ident_p;
554	extern boost::spirit::functor_parser< detail::c_identifier_parse_functor > const c99_ident_p;
555	extern boost::spirit::functor_parser< detail::c_identifier_parse_functor > const c_plus_plus_ident_p;
556
557	}
558
559	#endif // ! TOPPERS_PARSER_HPP_

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source: cfg_oil/trunk/toppers/c_parser.hpp@ 8

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