diff -r 000000000000 -r bde4ae8d615e os/ossrv/ossrv_pub/boost_apis/boost/wave/preprocessing_hooks.hpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/ossrv/ossrv_pub/boost_apis/boost/wave/preprocessing_hooks.hpp Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,324 @@ +/*============================================================================= + Boost.Wave: A Standard compliant C++ preprocessor library + + http://www.boost.org/ + + Copyright (c) 2001-2007 Hartmut Kaiser. Distributed under the Boost + Software License, Version 1.0. (See accompanying file + LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +=============================================================================*/ + +#if !defined(PREPROCESSING_HOOKS_HPP_338DE478_A13C_4B63_9BA9_041C917793B8_INCLUDED) +#define PREPROCESSING_HOOKS_HPP_338DE478_A13C_4B63_9BA9_041C917793B8_INCLUDED + +#include +#include + +// this must occur after all of the includes and before any code appears +#ifdef BOOST_HAS_ABI_HEADERS +#include BOOST_ABI_PREFIX +#endif + +/////////////////////////////////////////////////////////////////////////////// +namespace boost { +namespace wave { +namespace context_policies { + +/////////////////////////////////////////////////////////////////////////////// +// +// The default_preprocessing_hooks class is a placeholder for all +// preprocessing hooks called from inside the preprocessing engine +// +/////////////////////////////////////////////////////////////////////////////// +struct default_preprocessing_hooks { + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'expanding_function_like_macro' is called, whenever a + // function-like macro is to be expanded. + // + // The macroname parameter marks the position, where the macro to expand + // is defined. + // The formal_args parameter holds the formal arguments used during the + // definition of the macro. + // The definition parameter holds the macro definition for the macro to + // trace. + // + // The macro call parameter marks the position, where this macro invoked. + // The arguments parameter holds the macro arguments used during the + // invocation of the macro + // + /////////////////////////////////////////////////////////////////////////// + template + void expanding_function_like_macro( + TokenT const ¯odef, std::vector const &formal_args, + ContainerT const &definition, + TokenT const ¯ocall, std::vector const &arguments) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'expanding_object_like_macro' is called, whenever a + // object-like macro is to be expanded . + // + // The macroname parameter marks the position, where the macro to expand + // is defined. + // The definition parameter holds the macro definition for the macro to + // trace. + // + // The macro call parameter marks the position, where this macro invoked. + // + /////////////////////////////////////////////////////////////////////////// + template + void expanding_object_like_macro(TokenT const ¯o, + ContainerT const &definition, TokenT const ¯ocall) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'expanded_macro' is called, whenever the expansion of a + // macro is finished but before the rescanning process starts. + // + // The parameter 'result' contains the token sequence generated as the + // result of the macro expansion. + // + /////////////////////////////////////////////////////////////////////////// + template + void expanded_macro(ContainerT const &result) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'rescanned_macro' is called, whenever the rescanning of a + // macro is finished. + // + // The parameter 'result' contains the token sequence generated as the + // result of the rescanning. + // + /////////////////////////////////////////////////////////////////////////// + template + void rescanned_macro(ContainerT const &result) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'found_include_directive' is called, whenever a #include + // directive was located. + // + // The parameter 'filename' contains the (expanded) file name found after + // the #include directive. This has the format '', '"file"' or + // 'file'. + // The formats '' or '"file"' are used for #include directives found + // in the preprocessed token stream, the format 'file' is used for files + // specified through the --force_include command line argument. + // + // The parameter 'include_next' is set to true if the found directive was + // a #include_next directive and the BOOST_WAVE_SUPPORT_INCLUDE_NEXT + // preprocessing constant was defined to something != 0. + // + /////////////////////////////////////////////////////////////////////////// + void + found_include_directive(std::string const &filename, bool include_next) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'opened_include_file' is called, whenever a file referred + // by an #include directive was successfully located and opened. + // + // The parameter 'filename' contains the file system path of the + // opened file (this is relative to the directory of the currently + // processed file or a absolute path depending on the paths given as the + // include search paths). + // + // The include_depth parameter contains the current include file depth. + // + // The is_system_include parameter denotes, whether the given file was + // found as a result of a #include <...> directive. + // + /////////////////////////////////////////////////////////////////////////// + void + opened_include_file(std::string const &relname, std::string const &absname, + std::size_t include_depth, bool is_system_include) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'returning_from_include_file' is called, whenever an + // included file is about to be closed after it's processing is complete. + // + /////////////////////////////////////////////////////////////////////////// + void + returning_from_include_file() + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'interpret_pragma' is called, whenever a #pragma command + // directive is found which isn't known to the core Wave library, where + // command is the value defined as the BOOST_WAVE_PRAGMA_KEYWORD constant + // which defaults to "wave". + // + // The parameter 'ctx' is a reference to the context object used for + // instantiating the preprocessing iterators by the user. + // + // The parameter 'pending' may be used to push tokens back into the input + // stream, which are to be used as the replacement text for the whole + // #pragma directive. + // + // The parameter 'option' contains the name of the interpreted pragma. + // + // The parameter 'values' holds the values of the parameter provided to + // the pragma operator. + // + // The parameter 'act_token' contains the actual #pragma token, which may + // be used for error output. + // + // If the return value is 'false', the whole #pragma directive is + // interpreted as unknown and a corresponding error message is issued. A + // return value of 'true' signs a successful interpretation of the given + // #pragma. + // + /////////////////////////////////////////////////////////////////////////// + template + bool + interpret_pragma(ContextT const &ctx, ContainerT &pending, + typename ContextT::token_type const &option, ContainerT const &values, + typename ContextT::token_type const &act_token) + { + return false; + } + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'defined_macro' is called, whenever a macro was defined + // successfully. + // + // The parameter 'name' is a reference to the token holding the macro name. + // + // The parameter 'is_functionlike' is set to true, whenever the newly + // defined macro is defined as a function like macro. + // + // The parameter 'parameters' holds the parameter tokens for the macro + // definition. If the macro has no parameters or if it is a object like + // macro, then this container is empty. + // + // The parameter 'definition' contains the token sequence given as the + // replacement sequence (definition part) of the newly defined macro. + // + // The parameter 'is_predefined' is set to true for all macros predefined + // during the initialisation phase of the library. + // + /////////////////////////////////////////////////////////////////////////// + template + void + defined_macro(TokenT const ¯o_name, bool is_functionlike, + ParametersT const ¶meters, DefinitionT const &definition, + bool is_predefined) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'undefined_macro' is called, whenever a macro definition + // was removed successfully. + // + // The parameter 'name' holds the name of the macro, which definition was + // removed. + // + /////////////////////////////////////////////////////////////////////////// + template + void + undefined_macro(TokenT const ¯o_name) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'found_directive' is called, whenever a preprocessor + // directive was encountered, but before the corresponding action is + // executed. + // + // The parameter 'directive' is a reference to the token holding the + // preprocessing directive. + // + /////////////////////////////////////////////////////////////////////////// + template + void + found_directive(TokenT const& directive) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'evaluated_conditional_expression' is called, whenever a + // conditional preprocessing expression was evaluated (the expression + // given to a #if, #ifdef or #ifndef directive) + // + // The parameter 'expression' holds the non-expanded token sequence + // comprising the evaluated expression. + // + // The parameter expression_value contains the result of the evaluation of + // the expression in the current preprocessing context. + // + /////////////////////////////////////////////////////////////////////////// + template + void + evaluated_conditional_expression(ContainerT const& expression, + bool expression_value) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'skipped_token' is called, whenever a token is about to be + // skipped due to a false preprocessor condition (code fragments to be + // skipped inside the not evaluated conditional #if/#else/#endif branches). + // + // The parameter 'token' refers to the token to be skipped. + // + // + /////////////////////////////////////////////////////////////////////////// + template + void + skipped_token(TokenT const& token) + {} + + /////////////////////////////////////////////////////////////////////////// + // + // The function 'may_skip_whitespace' is called, will be called by the + // library, whenever a token is about to be returned to the calling + // application. + // + // The parameter 'ctx' is a reference to the context object used for + // instantiating the preprocessing iterators by the user. + // + // The 'token' parameter holds a reference to the current token. The policy + // is free to change this token if needed. + // + // The 'skipped_newline' parameter holds a reference to a boolean value + // which should be set to true by the policy function whenever a newline + // is going to be skipped. + // + // If the return value is true, the given token is skipped and the + // preprocessing continues to the next token. If the return value is + // false, the given token is returned to the calling application. + // + // ATTENTION! + // Caution has to be used, because by returning true the policy function + // is able to force skipping even significant tokens, not only whitespace. + // + /////////////////////////////////////////////////////////////////////////// + template + bool + may_skip_whitespace(ContextT const& ctx, TokenT& token, bool& skipped_newline) + { return false; } +}; + +/////////////////////////////////////////////////////////////////////////////// +} // namespace context_policies +} // namespace wave +} // namespace boost + +// the suffix header occurs after all of the code +#ifdef BOOST_HAS_ABI_HEADERS +#include BOOST_ABI_SUFFIX +#endif + +#endif // !defined(PREPROCESSING_HOOKS_HPP_338DE478_A13C_4B63_9BA9_041C917793B8_INCLUDED)