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FG		 1///////////////////////////////////////////////////////////////////////////////
2/// \file proto_fwd.hpp
3/// Forward declarations of all of proto's public types and functions.
4//
5// Copyright 2008 Eric Niebler. Distributed under the Boost
6// Software License, Version 1.0. (See accompanying file
7// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
8
9#ifndef BOOST_PROTO_FWD_HPP_EAN_04_01_2005
10#define BOOST_PROTO_FWD_HPP_EAN_04_01_2005
11
12#include <cstddef>
13#include <climits>
14#include <boost/config.hpp>
15#include <boost/detail/workaround.hpp>
16#include <boost/preprocessor/cat.hpp>
17#include <boost/preprocessor/arithmetic/inc.hpp>
18#include <boost/preprocessor/punctuation/comma.hpp>
19#include <boost/preprocessor/repetition/enum_params.hpp>
20#include <boost/preprocessor/repetition/enum_params_with_a_default.hpp>
21#include <boost/preprocessor/repetition/enum_trailing_binary_params.hpp>
22#include <boost/preprocessor/repetition/repeat_from_to.hpp>
23#include <boost/ref.hpp>
24#include <boost/mpl/long.hpp>
25#include <boost/type_traits/remove_const.hpp>
26#include <boost/type_traits/remove_reference.hpp>
27#include <boost/mpl/aux_/config/ttp.hpp>
28#include <boost/utility/result_of.hpp>
29
30#ifndef BOOST_PROTO_MAX_ARITY
31# define BOOST_PROTO_MAX_ARITY 10
32#endif
33
34#ifndef BOOST_PROTO_MAX_LOGICAL_ARITY
35# define BOOST_PROTO_MAX_LOGICAL_ARITY 10
36#endif
37
38#ifndef BOOST_PROTO_MAX_FUNCTION_CALL_ARITY
39# define BOOST_PROTO_MAX_FUNCTION_CALL_ARITY BOOST_PROTO_MAX_ARITY
40#endif
41
42#if BOOST_PROTO_MAX_ARITY < 3
43# error BOOST_PROTO_MAX_ARITY must be at least 3
44#endif
45
46#if BOOST_PROTO_MAX_FUNCTION_CALL_ARITY > BOOST_PROTO_MAX_ARITY
47# error BOOST_PROTO_MAX_FUNCTION_CALL_ARITY cannot be larger than BOOST_PROTO_MAX_ARITY
48#endif
49
50#ifndef BOOST_PROTO_DONT_USE_PREPROCESSED_FILES
51 #if 10 < BOOST_PROTO_MAX_ARITY || \
52 10 < BOOST_PROTO_MAX_LOGICAL_ARITY || \
53 10 < BOOST_PROTO_MAX_FUNCTION_CALL_ARITY
54 #define BOOST_PROTO_DONT_USE_PREPROCESSED_FILES
55 #endif
56#endif
57
58#ifndef BOOST_PROTO_BROKEN_CONST_OVERLOADS
59# if BOOST_WORKAROUND(__GNUC__, == 3) \
60 || BOOST_WORKAROUND(__EDG_VERSION__, BOOST_TESTED_AT(310))
61# define BOOST_PROTO_BROKEN_CONST_OVERLOADS
62# endif
63#endif
64
65#ifndef BOOST_PROTO_BROKEN_CONST_QUALIFIED_FUNCTIONS
66# if BOOST_WORKAROUND(__GNUC__, == 3) \
67 || BOOST_WORKAROUND(__EDG_VERSION__, BOOST_TESTED_AT(310))
68# define BOOST_PROTO_BROKEN_CONST_QUALIFIED_FUNCTIONS
69# endif
70#endif
71
72#ifdef BOOST_PROTO_BROKEN_CONST_OVERLOADS
73# include <boost/utility/enable_if.hpp>
74# include <boost/type_traits/is_const.hpp>
75# define BOOST_PROTO_DISABLE_IF_IS_CONST(T)\
76 , typename boost::disable_if_c<boost::is_const<T>::value, boost::proto::detail::undefined>::type * = 0
77#else
78# define BOOST_PROTO_DISABLE_IF_IS_CONST(T)
79#endif
80
81#ifdef BOOST_PROTO_BROKEN_CONST_QUALIFIED_FUNCTIONS
82# include <boost/utility/enable_if.hpp>
83# include <boost/type_traits/is_function.hpp>
84# define BOOST_PROTO_DISABLE_IF_IS_FUNCTION(T)\
85 , typename boost::disable_if_c<boost::is_function<T>::value, boost::proto::detail::undefined>::type * = 0
86#else
87# define BOOST_PROTO_DISABLE_IF_IS_FUNCTION(T)
88#endif
89
90#ifndef BOOST_PROTO_BROKEN_PTS
91# if BOOST_WORKAROUND(BOOST_MSVC, <= 1400)
92# define BOOST_PROTO_BROKEN_PTS
93# endif
94#endif
95
96#ifdef BOOST_NO_CXX11_DECLTYPE_N3276
97# // Proto can only use the decltype-based result_of if N3276 has been
98# // implemented by the compiler.
99# // See http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2011/n3276.pdf
100# ifndef BOOST_PROTO_USE_NORMAL_RESULT_OF
101# define BOOST_PROTO_USE_NORMAL_RESULT_OF
102# endif
103#endif
104
105// Unless compiler support is there, use tr1_result_of instead of
106// result_of to avoid the problems addressed by N3276.
107#ifdef BOOST_PROTO_USE_NORMAL_RESULT_OF
108# define BOOST_PROTO_RESULT_OF boost::result_of
109#else
110# define BOOST_PROTO_RESULT_OF boost::tr1_result_of
111#endif
112
113// If we're using the decltype-based result_of, we need to be a bit
114// stricter about the return types of some functions.
115#if defined(BOOST_RESULT_OF_USE_DECLTYPE) && defined(BOOST_PROTO_USE_NORMAL_RESULT_OF)
116# define BOOST_PROTO_STRICT_RESULT_OF
117# define BOOST_PROTO_RETURN_TYPE_STRICT_LOOSE(X, Y) X
118#else
119# define BOOST_PROTO_RETURN_TYPE_STRICT_LOOSE(X, Y) Y
120#endif
121
122#ifdef BOOST_MPL_CFG_EXTENDED_TEMPLATE_PARAMETERS_MATCHING
123# define BOOST_PROTO_EXTENDED_TEMPLATE_PARAMETERS_MATCHING
124#endif
125
126#if defined(_MSC_VER)
127# define BOOST_PROTO_DISABLE_MSVC_C4522 __pragma(warning(disable : 4522)) // 'class' : multiple assignment operators specified
128# define BOOST_PROTO_DISABLE_MSVC_C4714 __pragma(warning(disable : 4714)) // function 'xxx' marked as __forceinline not inlined
129#else
130# define BOOST_PROTO_DISABLE_MSVC_C4522
131# define BOOST_PROTO_DISABLE_MSVC_C4714
132#endif
133
134namespace boost { namespace proto
135{
136 namespace detail
137 {
138 typedef char yes_type;
139 typedef char (&no_type)[2];
140
141 template<int N>
142 struct sized_type
143 {
144 typedef char (&type)[N];
145 };
146
147 struct dont_care;
148 struct undefined; // leave this undefined
149 struct not_a_valid_type;
150
151 struct private_type_
152 {
153 private_type_ operator ,(int) const;
154 };
155
156 template<typename T>
157 struct uncvref
158 {
159 typedef T type;
160 };
161
162 template<typename T>
163 struct uncvref<T const>
164 {
165 typedef T type;
166 };
167
168 template<typename T>
169 struct uncvref<T &>
170 {
171 typedef T type;
172 };
173
174 template<typename T>
175 struct uncvref<T const &>
176 {
177 typedef T type;
178 };
179
180 template<typename T, std::size_t N>
181 struct uncvref<T const[N]>
182 {
183 typedef T type[N];
184 };
185
186 template<typename T, std::size_t N>
187 struct uncvref<T (&)[N]>
188 {
189 typedef T type[N];
190 };
191
192 template<typename T, std::size_t N>
193 struct uncvref<T const (&)[N]>
194 {
195 typedef T type[N];
196 };
197
198 struct ignore
199 {
200 ignore()
201 {}
202
203 template<typename T>
204 ignore(T const &)
205 {}
206 };
207
208 /// INTERNAL ONLY
209 ///
210 #define BOOST_PROTO_UNCVREF(X) \
211 typename boost::proto::detail::uncvref<X>::type \
212 /**/
213
214 struct _default;
215
216 struct not_a_domain;
217 struct not_a_grammar;
218 struct not_a_generator;
219
220 template<typename T, typename Void = void>
221 struct is_transform_;
222
223 template<typename T, typename Void = void>
224 struct is_aggregate_;
225
226 template<typename Expr>
227 struct flat_view;
228 }
229
230 typedef detail::ignore const ignore;
231
232 namespace argsns_
233 {
234 template<typename Arg0>
235 struct term;
236
237 #define M0(Z, N, DATA) \
238 template<BOOST_PP_ENUM_PARAMS_Z(Z, N, typename Arg)> struct BOOST_PP_CAT(list, N); \
239 /**/
240 BOOST_PP_REPEAT_FROM_TO(1, BOOST_PP_INC(BOOST_PROTO_MAX_ARITY), M0, ~)
241 #undef M0
242 }
243
244 using namespace argsns_;
245
246 ///////////////////////////////////////////////////////////////////////////////
247 // Operator tags
248 namespace tagns_
249 {
250 namespace tag
251 {
252 struct terminal;
253 struct unary_plus;
254 struct negate;
255 struct dereference;
256 struct complement;
257 struct address_of;
258 struct logical_not;
259 struct pre_inc;
260 struct pre_dec;
261 struct post_inc;
262 struct post_dec;
263
264 struct shift_left;
265 struct shift_right;
266 struct multiplies;
267 struct divides;
268 struct modulus;
269 struct plus;
270 struct minus;
271 struct less;
272 struct greater;
273 struct less_equal;
274 struct greater_equal;
275 struct equal_to;
276 struct not_equal_to;
277 struct logical_or;
278 struct logical_and;
279 struct bitwise_and;
280 struct bitwise_or;
281 struct bitwise_xor;
282 struct comma;
283 struct mem_ptr;
284
285 struct assign;
286 struct shift_left_assign;
287 struct shift_right_assign;
288 struct multiplies_assign;
289 struct divides_assign;
290 struct modulus_assign;
291 struct plus_assign;
292 struct minus_assign;
293 struct bitwise_and_assign;
294 struct bitwise_or_assign;
295 struct bitwise_xor_assign;
296 struct subscript;
297 struct member;
298 struct if_else_;
299 struct function;
300
301 // Fusion tags
302 template<typename Tag, typename Domain> struct proto_expr;
303 template<typename Tag, typename Domain> struct proto_expr_iterator;
304 template<typename Tag, typename Domain> struct proto_flat_view;
305 }
306 }
307
308 using namespace tagns_;
309
310 template<typename Expr>
311 struct tag_of;
312
313 ////////////////////////////////////////////////////////////////////////////////////////////////
314 struct _;
315
316 ////////////////////////////////////////////////////////////////////////////////////////////////
317 struct default_generator;
318
319 struct basic_default_generator;
320
321 template<template<typename> class Extends>
322 struct generator;
323
324 template<template<typename> class Extends>
325 struct pod_generator;
326
327 struct by_value_generator;
328
329 template<typename First, typename Second>
330 struct compose_generators;
331
332 template<typename Generator, typename Void = void>
333 struct wants_basic_expr;
334
335 template<typename Generator>
336 struct use_basic_expr;
337
338 ////////////////////////////////////////////////////////////////////////////////////////////////
339 namespace domainns_
340 {
341 typedef detail::not_a_domain no_super_domain;
342
343 template<
344 typename Generator = default_generator
345 , typename Grammar = proto::_
346 , typename Super = no_super_domain
347 >
348 struct domain;
349
350 struct default_domain;
351
352 struct basic_default_domain;
353
354 struct deduce_domain;
355
356 template<typename Domain, typename Tag, typename Args, bool WantsBasicExpr = wants_basic_expr<typename Domain::proto_generator>::value>
357 struct base_expr;
358 }
359
360 using namespace domainns_;
361
362 ////////////////////////////////////////////////////////////////////////////////////////////////
363 namespace exprns_
364 {
365 template<typename Tag, typename Args, long Arity = Args::arity>
366 struct basic_expr;
367
368 template<typename Tag, typename Args, long Arity = Args::arity>
369 struct expr;
370
371 template<
372 typename Expr
373 , typename Derived
374 , typename Domain = default_domain
375 , long Arity = Expr::proto_arity_c
376 >
377 struct extends;
378
379 template<typename This, typename Fun, typename Domain>
380 struct virtual_member;
381
382 struct is_proto_expr;
383 }
384 ////////////////////////////////////////////////////////////////////////////////////////////////
385
386 using exprns_::expr;
387 using exprns_::basic_expr;
388 using exprns_::extends;
389 using exprns_::is_proto_expr;
390
391 template<BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_PROTO_MAX_LOGICAL_ARITY, typename G, void)>
392 struct or_;
393
394 template<BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_PROTO_MAX_LOGICAL_ARITY, typename G, void)>
395 struct and_;
396
397 template<typename Grammar>
398 struct not_;
399
400 template<typename Condition, typename Then = _, typename Else = not_<_> >
401 struct if_;
402
403 template<typename Cases, typename Transform = tag_of<_>()>
404 struct switch_;
405
406 template<typename T>
407 struct exact;
408
409 template<typename T>
410 struct convertible_to;
411
412 template<typename Grammar>
413 struct vararg;
414
415 struct pack;
416
417 // Boost bug https://svn.boost.org/trac/boost/ticket/4602
418 //int const N = INT_MAX;
419 int const N = (INT_MAX >> 10);
420
421 namespace context
422 {
423 struct null_context;
424
425 template<typename Expr, typename Context, long Arity = Expr::proto_arity_c>
426 struct null_eval;
427
428 struct default_context;
429
430 template<typename Expr, typename Context, typename Tag = typename Expr::proto_tag, long Arity = Expr::proto_arity_c>
431 struct default_eval;
432
433 template<typename Derived, typename DefaultCtx = default_context>
434 struct callable_context;
435
436 template<typename Expr, typename Context, long Arity = Expr::proto_arity_c>
437 struct callable_eval;
438 }
439
440 using context::null_context;
441 using context::null_eval;
442 using context::default_context;
443 using context::default_eval;
444 using context::callable_context;
445 using context::callable_eval;
446
447 namespace utility
448 {
449 template<typename T, typename Domain = default_domain>
450 struct literal;
451 }
452
453 using utility::literal;
454
455 namespace result_of
456 {
457 template<typename T, typename Domain = default_domain>
458 struct as_expr;
459
460 template<typename T, typename Domain = default_domain>
461 struct as_child;
462
463 template<typename Expr, typename N = mpl::long_<0> >
464 struct child;
465
466 template<typename Expr, long N>
467 struct child_c;
468
469 template<typename Expr>
470 struct left;
471
472 template<typename Expr>
473 struct right;
474
475 template<typename Expr>
476 struct deep_copy;
477
478 template<typename Expr, typename Context>
479 struct eval;
480
481 template<
482 typename Tag
483 , typename DomainOrA0
484 BOOST_PP_ENUM_TRAILING_BINARY_PARAMS(
485 BOOST_PROTO_MAX_ARITY
486 , typename A
487 , = void BOOST_PP_INTERCEPT
488 )
489 , typename Void = void
490 >
491 struct make_expr;
492
493 template<typename Tag, typename DomainOrSequence, typename SequenceOrVoid = void, typename Void = void>
494 struct unpack_expr;
495
496 template<typename T>
497 struct as_env;
498
499 template<typename Env, typename Tag>
500 struct has_env_var;
501
502 template<typename Env, typename Tag>
503 struct env_var;
504 }
505
506 template<typename T, typename Void = void>
507 struct is_expr;
508
509 template<typename T, typename Void = void>
510 struct is_domain;
511
512 template<typename SubDomain, typename SuperDomain>
513 struct is_sub_domain_of;
514
515 template<typename T, typename Void = void>
516 struct is_env;
517
518 template<typename Expr>
519 struct arity_of;
520
521 template<typename T, typename Void = void>
522 struct domain_of;
523
524 template<typename Expr, typename Grammar>
525 struct matches;
526
527 // Generic expression metafunctions and
528 // grammar elements
529 template<typename Tag, typename Arg>
530 struct unary_expr;
531
532 template<typename Tag, typename Left, typename Right>
533 struct binary_expr;
534
535 template<typename Tag, BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_PROTO_MAX_ARITY, typename A, void)>
536 struct nary_expr;
537
538 // Specific expression metafunctions and
539 // grammar elements, for convenience
540 template<typename T> struct terminal;
541 template<typename T> struct unary_plus;
542 template<typename T> struct negate;
543 template<typename T> struct dereference;
544 template<typename T> struct complement;
545 template<typename T> struct address_of;
546 template<typename T> struct logical_not;
547 template<typename T> struct pre_inc;
548 template<typename T> struct pre_dec;
549 template<typename T> struct post_inc;
550 template<typename T> struct post_dec;
551
552 template<typename T, typename U> struct shift_left;
553 template<typename T, typename U> struct shift_right;
554 template<typename T, typename U> struct multiplies;
555 template<typename T, typename U> struct divides;
556 template<typename T, typename U> struct modulus;
557 template<typename T, typename U> struct plus;
558 template<typename T, typename U> struct minus;
559 template<typename T, typename U> struct less;
560 template<typename T, typename U> struct greater;
561 template<typename T, typename U> struct less_equal;
562 template<typename T, typename U> struct greater_equal;
563 template<typename T, typename U> struct equal_to;
564 template<typename T, typename U> struct not_equal_to;
565 template<typename T, typename U> struct logical_or;
566 template<typename T, typename U> struct logical_and;
567 template<typename T, typename U> struct bitwise_and;
568 template<typename T, typename U> struct bitwise_or;
569 template<typename T, typename U> struct bitwise_xor;
570 template<typename T, typename U> struct comma;
571 template<typename T, typename U> struct mem_ptr;
572
573 template<typename T, typename U> struct assign;
574 template<typename T, typename U> struct shift_left_assign;
575 template<typename T, typename U> struct shift_right_assign;
576 template<typename T, typename U> struct multiplies_assign;
577 template<typename T, typename U> struct divides_assign;
578 template<typename T, typename U> struct modulus_assign;
579 template<typename T, typename U> struct plus_assign;
580 template<typename T, typename U> struct minus_assign;
581 template<typename T, typename U> struct bitwise_and_assign;
582 template<typename T, typename U> struct bitwise_or_assign;
583 template<typename T, typename U> struct bitwise_xor_assign;
584 template<typename T, typename U> struct subscript;
585 template<typename T, typename U> struct member;
586 template<typename T, typename U, typename V> struct if_else_;
587
588 template<BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_PROTO_MAX_ARITY, typename A, void)>
589 struct function;
590
591 namespace functional
592 {
593 struct left;
594 struct right;
595 struct eval;
596 struct deep_copy;
597
598 template<typename Domain = default_domain>
599 struct as_expr;
600
601 template<typename Domain = default_domain>
602 struct as_child;
603
604 template<typename N = mpl::long_<0> >
605 struct child;
606
607 template<long N>
608 struct child_c;
609
610 struct as_env;
611
612 template<typename Tag>
613 struct has_env_var;
614
615 template<typename Tag>
616 struct env_var;
617
618 template<typename Tag, typename Domain = deduce_domain>
619 struct make_expr;
620
621 template<typename Tag, typename Domain = deduce_domain>
622 struct unpack_expr;
623
624 typedef make_expr<tag::terminal> make_terminal;
625 typedef make_expr<tag::unary_plus> make_unary_plus;
626 typedef make_expr<tag::negate> make_negate;
627 typedef make_expr<tag::dereference> make_dereference;
628 typedef make_expr<tag::complement> make_complement;
629 typedef make_expr<tag::address_of> make_address_of;
630 typedef make_expr<tag::logical_not> make_logical_not;
631 typedef make_expr<tag::pre_inc> make_pre_inc;
632 typedef make_expr<tag::pre_dec> make_pre_dec;
633 typedef make_expr<tag::post_inc> make_post_inc;
634 typedef make_expr<tag::post_dec> make_post_dec;
635 typedef make_expr<tag::shift_left> make_shift_left;
636 typedef make_expr<tag::shift_right> make_shift_right;
637 typedef make_expr<tag::multiplies> make_multiplies;
638 typedef make_expr<tag::divides> make_divides;
639 typedef make_expr<tag::modulus> make_modulus;
640 typedef make_expr<tag::plus> make_plus;
641 typedef make_expr<tag::minus> make_minus;
642 typedef make_expr<tag::less> make_less;
643 typedef make_expr<tag::greater> make_greater;
644 typedef make_expr<tag::less_equal> make_less_equal;
645 typedef make_expr<tag::greater_equal> make_greater_equal;
646 typedef make_expr<tag::equal_to> make_equal_to;
647 typedef make_expr<tag::not_equal_to> make_not_equal_to;
648 typedef make_expr<tag::logical_or> make_logical_or;
649 typedef make_expr<tag::logical_and> make_logical_and;
650 typedef make_expr<tag::bitwise_and> make_bitwise_and;
651 typedef make_expr<tag::bitwise_or> make_bitwise_or;
652 typedef make_expr<tag::bitwise_xor> make_bitwise_xor;
653 typedef make_expr<tag::comma> make_comma;
654 typedef make_expr<tag::mem_ptr> make_mem_ptr;
655 typedef make_expr<tag::assign> make_assign;
656 typedef make_expr<tag::shift_left_assign> make_shift_left_assign;
657 typedef make_expr<tag::shift_right_assign> make_shift_right_assign;
658 typedef make_expr<tag::multiplies_assign> make_multiplies_assign;
659 typedef make_expr<tag::divides_assign> make_divides_assign;
660 typedef make_expr<tag::modulus_assign> make_modulus_assign;
661 typedef make_expr<tag::plus_assign> make_plus_assign;
662 typedef make_expr<tag::minus_assign> make_minus_assign;
663 typedef make_expr<tag::bitwise_and_assign> make_bitwise_and_assign;
664 typedef make_expr<tag::bitwise_or_assign> make_bitwise_or_assign;
665 typedef make_expr<tag::bitwise_xor_assign> make_bitwise_xor_assign;
666 typedef make_expr<tag::subscript> make_subscript;
667 typedef make_expr<tag::if_else_> make_if_else;
668 typedef make_expr<tag::function> make_function;
669
670 struct flatten;
671 struct make_pair;
672 struct first;
673 struct second;
674 struct at;
675 struct pop_front;
676 struct push_front;
677 struct pop_back;
678 struct push_back;
679 struct reverse;
680 }
681
682 typedef functional::flatten _flatten;
683 typedef functional::make_pair _make_pair;
684 typedef functional::first _first;
685 typedef functional::second _second;
686 typedef functional::pop_front _at;
687 typedef functional::pop_front _pop_front;
688 typedef functional::push_front _push_front;
689 typedef functional::pop_back _pop_back;
690 typedef functional::push_back _push_back;
691 typedef functional::reverse _reverse;
692 typedef functional::eval _eval;
693 struct _deep_copy;
694
695 typedef functional::make_expr<tag::terminal> _make_terminal;
696 typedef functional::make_expr<tag::unary_plus> _make_unary_plus;
697 typedef functional::make_expr<tag::negate> _make_negate;
698 typedef functional::make_expr<tag::dereference> _make_dereference;
699 typedef functional::make_expr<tag::complement> _make_complement;
700 typedef functional::make_expr<tag::address_of> _make_address_of;
701 typedef functional::make_expr<tag::logical_not> _make_logical_not;
702 typedef functional::make_expr<tag::pre_inc> _make_pre_inc;
703 typedef functional::make_expr<tag::pre_dec> _make_pre_dec;
704 typedef functional::make_expr<tag::post_inc> _make_post_inc;
705 typedef functional::make_expr<tag::post_dec> _make_post_dec;
706 typedef functional::make_expr<tag::shift_left> _make_shift_left;
707 typedef functional::make_expr<tag::shift_right> _make_shift_right;
708 typedef functional::make_expr<tag::multiplies> _make_multiplies;
709 typedef functional::make_expr<tag::divides> _make_divides;
710 typedef functional::make_expr<tag::modulus> _make_modulus;
711 typedef functional::make_expr<tag::plus> _make_plus;
712 typedef functional::make_expr<tag::minus> _make_minus;
713 typedef functional::make_expr<tag::less> _make_less;
714 typedef functional::make_expr<tag::greater> _make_greater;
715 typedef functional::make_expr<tag::less_equal> _make_less_equal;
716 typedef functional::make_expr<tag::greater_equal> _make_greater_equal;
717 typedef functional::make_expr<tag::equal_to> _make_equal_to;
718 typedef functional::make_expr<tag::not_equal_to> _make_not_equal_to;
719 typedef functional::make_expr<tag::logical_or> _make_logical_or;
720 typedef functional::make_expr<tag::logical_and> _make_logical_and;
721 typedef functional::make_expr<tag::bitwise_and> _make_bitwise_and;
722 typedef functional::make_expr<tag::bitwise_or> _make_bitwise_or;
723 typedef functional::make_expr<tag::bitwise_xor> _make_bitwise_xor;
724 typedef functional::make_expr<tag::comma> _make_comma;
725 typedef functional::make_expr<tag::mem_ptr> _make_mem_ptr;
726 typedef functional::make_expr<tag::assign> _make_assign;
727 typedef functional::make_expr<tag::shift_left_assign> _make_shift_left_assign;
728 typedef functional::make_expr<tag::shift_right_assign> _make_shift_right_assign;
729 typedef functional::make_expr<tag::multiplies_assign> _make_multiplies_assign;
730 typedef functional::make_expr<tag::divides_assign> _make_divides_assign;
731 typedef functional::make_expr<tag::modulus_assign> _make_modulus_assign;
732 typedef functional::make_expr<tag::plus_assign> _make_plus_assign;
733 typedef functional::make_expr<tag::minus_assign> _make_minus_assign;
734 typedef functional::make_expr<tag::bitwise_and_assign> _make_bitwise_and_assign;
735 typedef functional::make_expr<tag::bitwise_or_assign> _make_bitwise_or_assign;
736 typedef functional::make_expr<tag::bitwise_xor_assign> _make_bitwise_xor_assign;
737 typedef functional::make_expr<tag::subscript> _make_subscript;
738 typedef functional::make_expr<tag::if_else_> _make_if_else;
739 typedef functional::make_expr<tag::function> _make_function;
740
741 template<typename T>
742 struct is_callable;
743
744 template<typename T>
745 struct is_transform;
746
747 template<typename T>
748 struct is_aggregate;
749
750 #define BOOST_PROTO_UNEXPR() typedef int proto_is_expr_;
751 #define BOOST_PROTO_CALLABLE() typedef void proto_is_callable_;
752 #define BOOST_PROTO_AGGREGATE() typedef void proto_is_aggregate_;
753 #define BOOST_PROTO_USE_BASIC_EXPR() typedef void proto_use_basic_expr_;
754
755 struct callable
756 {
757 BOOST_PROTO_CALLABLE()
758 };
759
760 namespace envns_
761 {
762 struct key_not_found;
763
764 struct empty_env;
765
766 typedef int empty_state;
767
768 template<typename Tag, typename Value, typename Base = empty_env>
769 struct env;
770
771 struct data_type;
772
773 struct transforms_type;
774 }
775
776 using envns_::key_not_found;
777 using envns_::empty_env;
778 using envns_::empty_state;
779 using envns_::env;
780 using envns_::data_type;
781 using envns_::transforms_type;
782
783 struct external_transform;
784
785 template<typename PrimitiveTransform = void, typename X = void>
786 struct transform;
787
788 template<typename Grammar, typename Fun = Grammar>
789 struct when;
790
791 template<typename Fun>
792 struct otherwise;
793
794 template<typename Fun>
795 struct call;
796
797 template<typename Fun>
798 struct make;
799
800 template<typename PrimitiveTransform>
801 struct protect;
802
803 template<typename T>
804 struct noinvoke;
805
806 template<typename Fun>
807 struct lazy;
808
809 template<typename Sequence, typename State, typename Fun>
810 struct fold;
811
812 template<typename Sequence, typename State, typename Fun>
813 struct reverse_fold;
814
815 // Q: can we replace fold_tree with fold<flatten(_), state, fun> ?
816 // A: once segmented Fusion works well.
817 template<typename Sequence, typename State, typename Fun>
818 struct fold_tree;
819
820 template<typename Sequence, typename State, typename Fun>
821 struct reverse_fold_tree;
822
823 template<typename Grammar, typename Domain = deduce_domain>
824 struct pass_through;
825
826 template<typename Grammar = detail::_default>
827 struct _default;
828
829 struct _expr;
830 struct _state;
831 struct _data;
832
833 struct _value;
834
835 struct _void;
836
837 template<typename T, T I>
838 struct integral_c;
839
840 template<char I>
841 struct char_;
842
843 template<int I>
844 struct int_;
845
846 template<long I>
847 struct long_;
848
849 template<std::size_t I>
850 struct size_t;
851
852 template<int I>
853 struct _child_c;
854
855 typedef _child_c<0> _child0;
856 typedef _child_c<1> _child1;
857 typedef _child0 _child;
858 typedef _child0 _left;
859 typedef _child1 _right;
860
861 // _child2, _child3, _child4, ...
862 #define M0(Z, N, DATA) typedef _child_c<N> BOOST_PP_CAT(_child, N);
863 BOOST_PP_REPEAT_FROM_TO(
864 2
865 , BOOST_PP_DEC(BOOST_PROTO_MAX_ARITY)
866 , M0
867 , ~
868 )
869 #undef M0
870
871 struct _byref;
872 struct _byval;
873
874 template<typename Tag>
875 struct _env_var;
876
877 struct _env;
878
879 template<typename T>
880 struct is_extension;
881
882 namespace exops = exprns_;
883
884}} // namespace boost::proto
885
886#endif
Ceph