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#ifndef RUBY_BACKWARD_CXXANYARGS_HPP //-*-C++-*-vi:ft=cpp #define RUBY_BACKWARD_CXXANYARGS_HPP /// @file /// @author @shyouhei /// @copyright This file is a part of the programming language Ruby. /// Permission is hereby granted, to either redistribute and/or /// modify this file, provided that the conditions mentioned in the /// file COPYING are met. Consult the file for details. /// @note DO NOT MODERNISE THIS FILE! As the file name implies it is /// meant to be a backwards compatibility shim. Please stick to /// C++ 98 and never use newer features, like `constexpr`. /// @brief Provides old prototypes for C++ programs. #include "ruby/internal/config.h" #include "ruby/internal/intern/class.h" #include "ruby/internal/intern/cont.h" #include "ruby/internal/intern/hash.h" #include "ruby/internal/intern/proc.h" #include "ruby/internal/intern/thread.h" #include "ruby/internal/intern/variable.h" #include "ruby/internal/intern/vm.h" #include "ruby/internal/iterator.h" #include "ruby/internal/method.h" #include "ruby/internal/value.h" #include "ruby/internal/variable.h" #include "ruby/backward/2/stdarg.h" #include "ruby/st.h" extern "C++" { #ifdef HAVE_NULLPTR #include <cstddef> #endif /// @brief The main namespace. /// @note The name "ruby" might already be taken, but that must not be a /// problem because namespaces are allowed to reopen. namespace ruby { /// Backwards compatibility layer. namespace backward { /// Provides ANYARGS deprecation warnings. In C, ANYARGS means there is no /// function prototype. Literally anything, even including nothing, can be a /// valid ANYARGS. So passing a correctly prototyped function pointer to an /// ANYARGS-ed function parameter is valid, at the same time passing an /// ANYARGS-ed function pointer to a granular typed function parameter is also /// valid. However on the other hand in C++, ANYARGS doesn't actually mean any /// number of arguments. C++'s ANYARGS means _variadic_ number of arguments. /// This is incompatible with ordinal, correct function prototypes. /// /// Luckily, function prototypes being distinct each other means they can be /// overloaded. We can provide a compatibility layer for older Ruby APIs which /// used to have ANYARGS. This namespace includes such attempts. namespace cxxanyargs { typedef VALUE type(ANYARGS); ///< ANYARGS-ed function type. typedef void void_type(ANYARGS); ///< ANYARGS-ed function type, void variant. typedef int int_type(ANYARGS); ///< ANYARGS-ed function type, int variant. typedef VALUE onearg_type(VALUE); ///< Single-argumented function type. /// @name Hooking global variables /// @{ RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Define a function-backended global variable. /// @param[in] q Name of the variable. /// @param[in] w Getter function. /// @param[in] e Setter function. /// @note Both functions can be nullptr. /// @see rb_define_hooked_variable() /// @deprecated Use granular typed overload instead. inline void rb_define_virtual_variable(const char *q, type *w, void_type *e) { rb_gvar_getter_t *r = reinterpret_cast<rb_gvar_getter_t*>(w); rb_gvar_setter_t *t = reinterpret_cast<rb_gvar_setter_t*>(e); ::rb_define_virtual_variable(q, r, t); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") inline void rb_define_virtual_variable(const char *q, rb_gvar_getter_t *w, void_type *e) { rb_gvar_setter_t *t = reinterpret_cast<rb_gvar_setter_t*>(e); ::rb_define_virtual_variable(q, w, t); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") inline void rb_define_virtual_variable(const char *q, type *w, rb_gvar_setter_t *e) { rb_gvar_getter_t *r = reinterpret_cast<rb_gvar_getter_t*>(w); ::rb_define_virtual_variable(q, r, e); } #ifdef HAVE_NULLPTR inline void rb_define_virtual_variable(const char *q, rb_gvar_getter_t *w, std::nullptr_t e) { ::rb_define_virtual_variable(q, w, e); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") inline void rb_define_virtual_variable(const char *q, type *w, std::nullptr_t e) { rb_gvar_getter_t *r = reinterpret_cast<rb_gvar_getter_t *>(w); ::rb_define_virtual_variable(q, r, e); } inline void rb_define_virtual_variable(const char *q, std::nullptr_t w, rb_gvar_setter_t *e) { ::rb_define_virtual_variable(q, w, e); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") inline void rb_define_virtual_variable(const char *q, std::nullptr_t w, void_type *e) { rb_gvar_setter_t *r = reinterpret_cast<rb_gvar_setter_t *>(e); ::rb_define_virtual_variable(q, w, r); } #endif RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Define a function-backended global variable. /// @param[in] q Name of the variable. /// @param[in] w Variable storage. /// @param[in] e Getter function. /// @param[in] r Setter function. /// @note Both functions can be nullptr. /// @see rb_define_virtual_variable() /// @deprecated Use granular typed overload instead. inline void rb_define_hooked_variable(const char *q, VALUE *w, type *e, void_type *r) { rb_gvar_getter_t *t = reinterpret_cast<rb_gvar_getter_t*>(e); rb_gvar_setter_t *y = reinterpret_cast<rb_gvar_setter_t*>(r); ::rb_define_hooked_variable(q, w, t, y); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") inline void rb_define_hooked_variable(const char *q, VALUE *w, rb_gvar_getter_t *e, void_type *r) { rb_gvar_setter_t *y = reinterpret_cast<rb_gvar_setter_t*>(r); ::rb_define_hooked_variable(q, w, e, y); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") inline void rb_define_hooked_variable(const char *q, VALUE *w, type *e, rb_gvar_setter_t *r) { rb_gvar_getter_t *t = reinterpret_cast<rb_gvar_getter_t*>(e); ::rb_define_hooked_variable(q, w, t, r); } #ifdef HAVE_NULLPTR inline void rb_define_hooked_variable(const char *q, VALUE *w, rb_gvar_getter_t *e, std::nullptr_t r) { ::rb_define_hooked_variable(q, w, e, r); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") inline void rb_define_hooked_variable(const char *q, VALUE *w, type *e, std::nullptr_t r) { rb_gvar_getter_t *y = reinterpret_cast<rb_gvar_getter_t *>(e); ::rb_define_hooked_variable(q, w, y, r); } inline void rb_define_hooked_variable(const char *q, VALUE *w, std::nullptr_t e, rb_gvar_setter_t *r) { ::rb_define_hooked_variable(q, w, e, r); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") inline void rb_define_hooked_variable(const char *q, VALUE *w, std::nullptr_t e, void_type *r) { rb_gvar_setter_t *y = reinterpret_cast<rb_gvar_setter_t *>(r); ::rb_define_hooked_variable(q, w, e, y); } #endif /// @} /// @name Exceptions and tag jumps /// @{ // RUBY_CXX_DEPRECATED("by rb_block_call since 1.9") RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Old way to implement iterators. /// @param[in] q A function that can yield. /// @param[in] w Passed to `q`. /// @param[in] e What is to be yielded. /// @param[in] r Passed to `e`. /// @return The return value of `q`. /// @note `e` can be nullptr. /// @deprecated This function is obsoleted since long before 2.x era. Do not /// use it any longer. rb_block_call() is provided instead. inline VALUE rb_iterate(onearg_type *q, VALUE w, type *e, VALUE r) { rb_block_call_func_t t = reinterpret_cast<rb_block_call_func_t>(e); return backward::rb_iterate_deprecated(q, w, t, r); } #ifdef HAVE_NULLPTR RUBY_CXX_DEPRECATED("by rb_block_call since 1.9") inline VALUE rb_iterate(onearg_type *q, VALUE w, std::nullptr_t e, VALUE r) { return backward::rb_iterate_deprecated(q, w, e, r); } #endif RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Call a method with a block. /// @param[in] q The self. /// @param[in] w The method. /// @param[in] e The # of elems of `r` /// @param[in] r The arguments. /// @param[in] t What is to be yielded. /// @param[in] y Passed to `t` /// @return Return value of `q#w(*r,&t)` /// @note 't' can be nullptr. /// @deprecated Use granular typed overload instead. inline VALUE rb_block_call(VALUE q, ID w, int e, const VALUE *r, type *t, VALUE y) { rb_block_call_func_t u = reinterpret_cast<rb_block_call_func_t>(t); return ::rb_block_call(q, w, e, r, u, y); } #ifdef HAVE_NULLPTR inline VALUE rb_block_call(VALUE q, ID w, int e, const VALUE *r, std::nullptr_t t, VALUE y) { return ::rb_block_call(q, w, e, r, t, y); } #endif RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief An equivalent of `rescue` clause. /// @param[in] q A function that can raise. /// @param[in] w Passed to `q`. /// @param[in] e A function that cleans-up. /// @param[in] r Passed to `e`. /// @return The return value of `q` if no exception occurs, or the return /// value of `e` if otherwise. /// @note `e` can be nullptr. /// @see rb_ensure() /// @see rb_rescue2() /// @see rb_protect() /// @deprecated Use granular typed overload instead. inline VALUE rb_rescue(type *q, VALUE w, type *e, VALUE r) { typedef VALUE func1_t(VALUE); typedef VALUE func2_t(VALUE, VALUE); func1_t *t = reinterpret_cast<func1_t*>(q); func2_t *y = reinterpret_cast<func2_t*>(e); return ::rb_rescue(t, w, y, r); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief An equivalent of `rescue` clause. /// @param[in] q A function that can raise. /// @param[in] w Passed to `q`. /// @param[in] e A function that cleans-up. /// @param[in] r Passed to `e`. /// @param[in] ... 0-terminated list of subclass of @ref rb_eException. /// @return The return value of `q` if no exception occurs, or the return /// value of `e` if otherwise. /// @note `e` can be nullptr. /// @see rb_ensure() /// @see rb_rescue() /// @see rb_protect() /// @deprecated Use granular typed overload instead. inline VALUE rb_rescue2(type *q, VALUE w, type *e, VALUE r, ...) { typedef VALUE func1_t(VALUE); typedef VALUE func2_t(VALUE, VALUE); func1_t *t = reinterpret_cast<func1_t*>(q); func2_t *y = reinterpret_cast<func2_t*>(e); va_list ap; va_start(ap, r); VALUE ret = ::rb_vrescue2(t, w, y, r, ap); va_end(ap); return ret; } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief An equivalent of `ensure` clause. /// @param[in] q A function that can raise. /// @param[in] w Passed to `q`. /// @param[in] e A function that ensures. /// @param[in] r Passed to `e`. /// @return The return value of `q`. /// @note It makes no sense to pass nullptr to `e`. /// @see rb_rescue() /// @see rb_rescue2() /// @see rb_protect() /// @deprecated Use granular typed overload instead. inline VALUE rb_ensure(type *q, VALUE w, type *e, VALUE r) { typedef VALUE func1_t(VALUE); func1_t *t = reinterpret_cast<func1_t*>(q); func1_t *y = reinterpret_cast<func1_t*>(e); return ::rb_ensure(t, w, y, r); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief An equivalent of `Kernel#catch`. /// @param[in] q The "tag" string. /// @param[in] w A function that can throw. /// @param[in] e Passed to `w`. /// @return What was thrown. /// @note `q` can be a nullptr but makes no sense to pass nullptr to`w`. /// @see rb_block_call() /// @see rb_protect() /// @see rb_rb_catch_obj() /// @see rb_rescue() /// @deprecated Use granular typed overload instead. inline VALUE rb_catch(const char *q, type *w, VALUE e) { rb_block_call_func_t r = reinterpret_cast<rb_block_call_func_t>(w); return ::rb_catch(q, r, e); } #ifdef HAVE_NULLPTR inline VALUE rb_catch(const char *q, std::nullptr_t w, VALUE e) { return ::rb_catch(q, w, e); } #endif RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief An equivalent of `Kernel#catch`. /// @param[in] q The "tag" object. /// @param[in] w A function that can throw. /// @param[in] e Passed to `w`. /// @return What was thrown. /// @note It makes no sense to pass nullptr to`w`. /// @see rb_block_call() /// @see rb_protect() /// @see rb_rb_catch_obj() /// @see rb_rescue() /// @deprecated Use granular typed overload instead. inline VALUE rb_catch_obj(VALUE q, type *w, VALUE e) { rb_block_call_func_t r = reinterpret_cast<rb_block_call_func_t>(w); return ::rb_catch_obj(q, r, e); } /// @} /// @name Procs, Fibers and Threads /// @{ RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Creates a rb_cFiber instance. /// @param[in] q The fiber body. /// @param[in] w Passed to `q`. /// @return What was allocated. /// @note It makes no sense to pass nullptr to`q`. /// @see rb_proc_new() /// @see rb_thread_create() /// @deprecated Use granular typed overload instead. inline VALUE rb_fiber_new(type *q, VALUE w) { rb_block_call_func_t e = reinterpret_cast<rb_block_call_func_t>(q); return ::rb_fiber_new(e, w); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Creates a @ref rb_cProc instance. /// @param[in] q The proc body. /// @param[in] w Passed to `q`. /// @return What was allocated. /// @note It makes no sense to pass nullptr to`q`. /// @see rb_fiber_new() /// @see rb_thread_create() /// @deprecated Use granular typed overload instead. inline VALUE rb_proc_new(type *q, VALUE w) { rb_block_call_func_t e = reinterpret_cast<rb_block_call_func_t>(q); return ::rb_proc_new(e, w); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Creates a @ref rb_cThread instance. /// @param[in] q The thread body. /// @param[in] w Passed to `q`. /// @return What was allocated. /// @note It makes no sense to pass nullptr to`q`. /// @see rb_proc_new() /// @see rb_fiber_new() /// @deprecated Use granular typed overload instead. inline VALUE rb_thread_create(type *q, void *w) { typedef VALUE ptr_t(void*); ptr_t *e = reinterpret_cast<ptr_t*>(q); return ::rb_thread_create(e, w); } /// @} /// @name Hash and st_table /// @{ RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Iteration over the given table. /// @param[in] q A table to scan. /// @param[in] w A function to iterate. /// @param[in] e Passed to `w`. /// @retval 0 Always returns 0. /// @note It makes no sense to pass nullptr to`w`. /// @see st_foreach_check() /// @see rb_hash_foreach() /// @deprecated Use granular typed overload instead. inline int st_foreach(st_table *q, int_type *w, st_data_t e) { st_foreach_callback_func *r = reinterpret_cast<st_foreach_callback_func*>(w); return ::st_foreach(q, r, e); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Iteration over the given table. /// @param[in] q A table to scan. /// @param[in] w A function to iterate. /// @param[in] e Passed to `w`. /// @retval 0 Successful end of iteration. /// @retval 1 Element removed during traversing. /// @note It makes no sense to pass nullptr to`w`. /// @see st_foreach() /// @deprecated Use granular typed overload instead. inline int st_foreach_check(st_table *q, int_type *w, st_data_t e, st_data_t) { st_foreach_check_callback_func *t = reinterpret_cast<st_foreach_check_callback_func*>(w); return ::st_foreach_check(q, t, e, 0); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Iteration over the given table. /// @param[in] q A table to scan. /// @param[in] w A function to iterate. /// @param[in] e Passed to `w`. /// @note It makes no sense to pass nullptr to`w`. /// @see st_foreach_check() /// @deprecated Use granular typed overload instead. inline void st_foreach_safe(st_table *q, int_type *w, st_data_t e) { st_foreach_callback_func *r = reinterpret_cast<st_foreach_callback_func*>(w); ::st_foreach_safe(q, r, e); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Iteration over the given hash. /// @param[in] q A hash to scan. /// @param[in] w A function to iterate. /// @param[in] e Passed to `w`. /// @note It makes no sense to pass nullptr to`w`. /// @see st_foreach() /// @deprecated Use granular typed overload instead. inline void rb_hash_foreach(VALUE q, int_type *w, VALUE e) { st_foreach_callback_func *r = reinterpret_cast<st_foreach_callback_func*>(w); ::rb_hash_foreach(q, r, e); } RUBY_CXX_DEPRECATED("Use of ANYARGS in this function is deprecated") /// @brief Iteration over each instance variable of the object. /// @param[in] q An object. /// @param[in] w A function to iterate. /// @param[in] e Passed to `w`. /// @note It makes no sense to pass nullptr to`w`. /// @see st_foreach() /// @deprecated Use granular typed overload instead. inline void rb_ivar_foreach(VALUE q, int_type *w, VALUE e) { st_foreach_callback_func *r = reinterpret_cast<st_foreach_callback_func*>(w); ::rb_ivar_foreach(q, r, e); } /// @} /// Driver for *_define_method. ::rb_define_method function for instance takes /// a pointer to ANYARGS-ed functions, which in fact varies 18 different /// prototypes. We still need to preserve ANYARGS for storages but why not /// check the consistencies if possible. In C++ a function has its own /// prototype, which is a compile-time constant (static type) by nature. We /// can list up all the possible input types and provide warnings for other /// cases. This is such attempt. namespace define_method { /// Type of ::rb_f_notimplement(). typedef VALUE notimpl_type(int, const VALUE *, VALUE, VALUE); /// @brief Template metaprogramming to generate function prototypes. /// @tparam T Type of method id (`ID` or `const char*` in practice). /// @tparam F Definition driver e.g. ::rb_define_method. template<typename T, void (*F)(VALUE klass, T mid, type *func, int arity)> struct driver { /// @brief Defines a method /// @tparam N Arity of the function. /// @tparam U The function in question template<int N, typename U> struct engine { /* :TODO: Following deprecation attribute renders tons of warnings (one * per every method definitions), which is annoying. Of course * annoyance is the core feature of deprecation warnings... But that * could be too much, especially when the warnings happen inside of * machine-generated programs. And SWIG is known to do such thing. * The new (granular) API was introduced in API version 2.7. As of * this writing the version is 2.8. Let's warn this later, some time * during 3.x. Hopefully codes in old (ANYARGS-ed) format should be * less than now. */ #if (RUBY_API_VERSION_MAJOR * 100 + RUBY_API_VERSION_MINOR) >= 301 RUBY_CXX_DEPRECATED("use of ANYARGS is deprecated") #endif /// @copydoc define(VALUE klass, T mid, U func) /// @deprecated Pass correctly typed function instead. static inline void define(VALUE klass, T mid, type func) { F(klass, mid, func, N); } /// @brief Defines klass#mid as func, whose arity is N. /// @param[in] klass Where the method lives. /// @param[in] mid Name of the method to define. /// @param[in] func Function that implements klass#mid. static inline void define(VALUE klass, T mid, U func) { F(klass, mid, reinterpret_cast<type *>(func), N); } /// @copydoc define(VALUE klass, T mid, U func) static inline void define(VALUE klass, T mid, notimpl_type func) { F(klass, mid, reinterpret_cast<type *>(func), N); } }; /// @cond INTERNAL_MACRO template<int N, bool = false> struct specific : public engine<N, type *> {}; template<bool b> struct specific<15, b> : public engine<15, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<14, b> : public engine<14, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<13, b> : public engine<13, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<12, b> : public engine<12, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<11, b> : public engine<11, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<10, b> : public engine<10, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 9, b> : public engine< 9, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 8, b> : public engine< 8, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 7, b> : public engine< 7, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 6, b> : public engine< 6, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 5, b> : public engine< 5, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 4, b> : public engine< 4, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 3, b> : public engine< 3, VALUE(*)(VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 2, b> : public engine< 2, VALUE(*)(VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 1, b> : public engine< 1, VALUE(*)(VALUE, VALUE)> {}; template<bool b> struct specific< 0, b> : public engine< 0, VALUE(*)(VALUE)> {}; template<bool b> struct specific<-1, b> : public engine<-1, VALUE(*)(int argc, VALUE *argv, VALUE self)> { using engine<-1, VALUE(*)(int argc, VALUE *argv, VALUE self)>::define; static inline void define(VALUE c, T m, VALUE(*f)(int argc, const VALUE *argv, VALUE self)) { F(c, m, reinterpret_cast<type *>(f), -1); } }; template<bool b> struct specific<-2, b> : public engine<-2, VALUE(*)(VALUE, VALUE)> {}; /// @endcond }; /* We could perhaps merge this struct into the one above using variadic * template parameters if we could assume C++11, but sadly we cannot. */ /// @copydoc ruby::backward::cxxanyargs::define_method::driver template<typename T, void (*F)(T mid, type func, int arity)> struct driver0 { /// @brief Defines a method /// @tparam N Arity of the function. /// @tparam U The function in question template<int N, typename U> struct engine { RUBY_CXX_DEPRECATED("use of ANYARGS is deprecated") /// @copydoc define(T mid, U func) /// @deprecated Pass correctly typed function instead. static inline void define(T mid, type func) { F(mid, func, N); } /// @brief Defines Kernel#mid as func, whose arity is N. /// @param[in] mid Name of the method to define. /// @param[in] func Function that implements klass#mid. static inline void define(T mid, U func) { F(mid, reinterpret_cast<type *>(func), N); } /// @copydoc define(T mid, U func) /// @deprecated Pass correctly typed function instead. static inline void define(T mid, notimpl_type func) { F(mid, reinterpret_cast<type *>(func), N); } }; /// @cond INTERNAL_MACRO template<int N, bool = false> struct specific : public engine<N, type *> {}; template<bool b> struct specific<15, b> : public engine<15, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<14, b> : public engine<14, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<13, b> : public engine<13, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<12, b> : public engine<12, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<11, b> : public engine<11, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific<10, b> : public engine<10, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 9, b> : public engine< 9, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 8, b> : public engine< 8, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 7, b> : public engine< 7, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 6, b> : public engine< 6, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 5, b> : public engine< 5, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 4, b> : public engine< 4, VALUE(*)(VALUE, VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 3, b> : public engine< 3, VALUE(*)(VALUE, VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 2, b> : public engine< 2, VALUE(*)(VALUE, VALUE, VALUE)> {}; template<bool b> struct specific< 1, b> : public engine< 1, VALUE(*)(VALUE, VALUE)> {}; template<bool b> struct specific< 0, b> : public engine< 0, VALUE(*)(VALUE)> {}; template<bool b> struct specific<-1, b> : public engine<-1, VALUE(*)(int argc, VALUE *argv, VALUE self)> { using engine<-1, VALUE(*)(int argc, VALUE *argv, VALUE self)>::define; static inline void define(T m, VALUE(*f)(int argc, const VALUE *argv, VALUE self)) { F(m, reinterpret_cast<type *>(f), -1); } }; template<bool b> struct specific<-2, b> : public engine<-2, VALUE(*)(VALUE, VALUE)> {}; /// @endcond }; struct rb_define_method : public driver <const char *, ::rb_define_method> {}; ///< Dispatches appropriate driver for ::rb_define_method. struct rb_define_method_id : public driver <ID, ::rb_define_method_id> {}; ///< Dispatches appropriate driver for ::rb_define_method_id. struct rb_define_private_method : public driver <const char *, ::rb_define_private_method> {}; ///< Dispatches appropriate driver for ::rb_define_private_method. struct rb_define_protected_method : public driver <const char *, ::rb_define_protected_method> {}; ///< Dispatches appropriate driver for ::rb_define_protected_method. struct rb_define_singleton_method : public driver <const char *, ::rb_define_singleton_method> {}; ///< Dispatches appropriate driver for ::rb_define_singleton_method. struct rb_define_module_function : public driver <const char *, ::rb_define_module_function> {}; ///< Dispatches appropriate driver for ::rb_define_module_function. struct rb_define_global_function : public driver0<const char *, ::rb_define_global_function> {}; ///< Dispatches appropriate driver for ::rb_define_global_function. /// @brief Defines klass\#mid. /// @param klass Where the method lives. /// @copydetails #rb_define_global_function(mid, func, arity) #define rb_define_method(klass, mid, func, arity) ::ruby::backward::cxxanyargs::define_method::rb_define_method::specific<arity>::define(klass, mid, func) /// @copydoc #rb_define_method(klass, mid, func, arity) #define rb_define_method_id(klass, mid, func, arity) ::ruby::backward::cxxanyargs::define_method::rb_define_method_id::specific<arity>::define(klass, mid, func) /// @brief Defines klass\#mid and makes it private. /// @copydetails #rb_define_method(klass, mid, func, arity) #define rb_define_private_method(klass, mid, func, arity) ::ruby::backward::cxxanyargs::define_method::rb_define_private_method::specific<arity>::define(klass, mid, func) /// @brief Defines klass\#mid and makes it protected. /// @copydetails #rb_define_method #define rb_define_protected_method(klass, mid, func, arity) ::ruby::backward::cxxanyargs::define_method::rb_define_protected_method::specific<arity>::define(klass, mid, func) /// @brief Defines klass.mid.(klass, mid, func, arity) /// @copydetails #rb_define_method #define rb_define_singleton_method(klass, mid, func, arity) ::ruby::backward::cxxanyargs::define_method::rb_define_singleton_method::specific<arity>::define(klass, mid, func) /// @brief Defines klass\#mid and makes it a module function. /// @copydetails #rb_define_method(klass, mid, func, arity) #define rb_define_module_function(klass, mid, func, arity) ::ruby::backward::cxxanyargs::define_method::rb_define_module_function::specific<arity>::define(klass, mid, func) /// @brief Defines ::rb_mKernel \#mid. /// @param mid Name of the defining method. /// @param func Implementation of \#mid. /// @param arity Arity of \#mid. #define rb_define_global_function(mid, func, arity) ::ruby::backward::cxxanyargs::define_method::rb_define_global_function::specific<arity>::define(mid, func) }}}}} using namespace ruby::backward::cxxanyargs; #endif // RUBY_BACKWARD_CXXANYARGS_HPP

• [DIR] 2 [Delete]
• [FILE] cxxanyargs.hpp [Edit] [Rename] [Delete]