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Edit File : ruby.h \| Size : 55.45 KB
/******************************************************************** ruby/ruby.h - $Author: usa $ created at: Thu Jun 10 14:26:32 JST 1993 Copyright (C) 1993-2008 Yukihiro Matsumoto Copyright (C) 2000 Network Applied Communication Laboratory, Inc. Copyright (C) 2000 Information-technology Promotion Agency, Japan *******************************************************************/ #ifndef RUBY_RUBY_H #define RUBY_RUBY_H 1 #if defined(__cplusplus) extern "C" { #if 0 } / satisfy cc-mode / #endif #endif #include "ruby/config.h" #ifdef RUBY_EXTCONF_H #include RUBY_EXTCONF_H #endif #include "defines.h" #define NORETURN_STYLE_NEW 1 #ifndef NORETURN # define NORETURN(x) x #endif #ifndef DEPRECATED # define DEPRECATED(x) x #endif #ifndef NOINLINE # define NOINLINE(x) x #endif #ifndef UNREACHABLE # define UNREACHABLE / unreachable / #endif #ifdef __GNUC__ #define PRINTF_ARGS(decl, string_index, first_to_check) \ decl __attribute__((format(printf, string_index, first_to_check))) #else #define PRINTF_ARGS(decl, string_index, first_to_check) decl #endif #ifdef HAVE_INTRINSICS_H # include <intrinsics.h> #endif #include <stdarg.h> RUBY_SYMBOL_EXPORT_BEGIN / Make alloca work the best possible way. / #ifdef __GNUC__ # ifndef atarist # ifndef alloca # define alloca __builtin_alloca # endif # endif / atarist / #else # ifdef HAVE_ALLOCA_H # include <alloca.h> # else # ifdef _AIX #pragma alloca # else # ifndef alloca / predefined by HP cc +Olibcalls / void alloca(); # endif # endif /* AIX / # endif / HAVE_ALLOCA_H / #endif / __GNUC__ / #if defined HAVE_UINTPTR_T && 0 typedef uintptr_t VALUE; typedef uintptr_t ID; # define SIGNED_VALUE intptr_t # define SIZEOF_VALUE SIZEOF_UINTPTR_T # undef PRI_VALUE_PREFIX #elif SIZEOF_LONG == SIZEOF_VOIDP typedef unsigned long VALUE; typedef unsigned long ID; # define SIGNED_VALUE long # define SIZEOF_VALUE SIZEOF_LONG # define PRI_VALUE_PREFIX "l" #elif SIZEOF_LONG_LONG == SIZEOF_VOIDP typedef unsigned LONG_LONG VALUE; typedef unsigned LONG_LONG ID; # define SIGNED_VALUE LONG_LONG # define LONG_LONG_VALUE 1 # define SIZEOF_VALUE SIZEOF_LONG_LONG # define PRI_VALUE_PREFIX PRI_LL_PREFIX #else # error ---->> ruby requires sizeof(void) == sizeof(long) or sizeof(LONG_LONG) to be compiled. <<---- #endif typedef char ruby_check_sizeof_int[SIZEOF_INT == sizeof(int) ? 1 : -1]; typedef char ruby_check_sizeof_long[SIZEOF_LONG == sizeof(long) ? 1 : -1]; #ifdef HAVE_LONG_LONG typedef char ruby_check_sizeof_long_long[SIZEOF_LONG_LONG == sizeof(LONG_LONG) ? 1 : -1]; #endif typedef char ruby_check_sizeof_voidp[SIZEOF_VOIDP == sizeof(void) ? 1 : -1]; #ifndef PRI_INT_PREFIX #define PRI_INT_PREFIX "" #endif #ifndef PRI_LONG_PREFIX #define PRI_LONG_PREFIX "l" #endif #if SIZEOF_LONG == 8 #define PRI_64_PREFIX PRI_LONG_PREFIX #elif SIZEOF_LONG_LONG == 8 #define PRI_64_PREFIX PRI_LL_PREFIX #endif #if defined PRIdPTR && !defined PRI_VALUE_PREFIX #define PRIdVALUE PRIdPTR #define PRIoVALUE PRIoPTR #define PRIuVALUE PRIuPTR #define PRIxVALUE PRIxPTR #define PRIXVALUE PRIXPTR #define PRIsVALUE PRIiPTR #else #define PRIdVALUE PRI_VALUE_PREFIX"d" #define PRIoVALUE PRI_VALUE_PREFIX"o" #define PRIuVALUE PRI_VALUE_PREFIX"u" #define PRIxVALUE PRI_VALUE_PREFIX"x" #define PRIXVALUE PRI_VALUE_PREFIX"X" #define PRIsVALUE PRI_VALUE_PREFIX"i" #endif #ifndef PRI_VALUE_PREFIX # define PRI_VALUE_PREFIX "" #endif #ifndef PRI_TIMET_PREFIX # if SIZEOF_TIME_T == SIZEOF_INT # define PRI_TIMET_PREFIX # elif SIZEOF_TIME_T == SIZEOF_LONG # define PRI_TIMET_PREFIX "l" # elif SIZEOF_TIME_T == SIZEOF_LONG_LONG # define PRI_TIMET_PREFIX PRI_LL_PREFIX # endif #endif #if defined PRI_PTRDIFF_PREFIX #elif SIZEOF_PTRDIFF_T == SIZEOF_INT # define PRI_PTRDIFF_PREFIX "" #elif SIZEOF_PTRDIFF_T == SIZEOF_LONG # define PRI_PTRDIFF_PREFIX "l" #elif SIZEOF_PTRDIFF_T == SIZEOF_LONG_LONG # define PRI_PTRDIFF_PREFIX PRI_LL_PREFIX #endif #define PRIdPTRDIFF PRI_PTRDIFF_PREFIX"d" #define PRIiPTRDIFF PRI_PTRDIFF_PREFIX"i" #define PRIoPTRDIFF PRI_PTRDIFF_PREFIX"o" #define PRIuPTRDIFF PRI_PTRDIFF_PREFIX"u" #define PRIxPTRDIFF PRI_PTRDIFF_PREFIX"x" #define PRIXPTRDIFF PRI_PTRDIFF_PREFIX"X" #if defined PRI_SIZE_PREFIX #elif SIZEOF_SIZE_T == SIZEOF_INT # define PRI_SIZE_PREFIX "" #elif SIZEOF_SIZE_T == SIZEOF_LONG # define PRI_SIZE_PREFIX "l" #elif SIZEOF_SIZE_T == SIZEOF_LONG_LONG # define PRI_SIZE_PREFIX PRI_LL_PREFIX #endif #define PRIdSIZE PRI_SIZE_PREFIX"d" #define PRIiSIZE PRI_SIZE_PREFIX"i" #define PRIoSIZE PRI_SIZE_PREFIX"o" #define PRIuSIZE PRI_SIZE_PREFIX"u" #define PRIxSIZE PRI_SIZE_PREFIX"x" #define PRIXSIZE PRI_SIZE_PREFIX"X" #ifdef __STDC__ # include <limits.h> #else # ifndef LONG_MAX # ifdef HAVE_LIMITS_H # include <limits.h> # else / assuming 32bit(2's complement) long / # define LONG_MAX 2147483647 # endif # endif # ifndef LONG_MIN # define LONG_MIN (-LONG_MAX-1) # endif # ifndef CHAR_BIT # define CHAR_BIT 8 # endif #endif #ifdef HAVE_LONG_LONG # ifndef LLONG_MAX # ifdef LONG_LONG_MAX # define LLONG_MAX LONG_LONG_MAX # else # ifdef _I64_MAX # define LLONG_MAX _I64_MAX # else / assuming 64bit(2's complement) long long / # define LLONG_MAX 9223372036854775807LL # endif # endif # endif # ifndef LLONG_MIN # ifdef LONG_LONG_MIN # define LLONG_MIN LONG_LONG_MIN # else # ifdef _I64_MIN # define LLONG_MIN _I64_MIN # else # define LLONG_MIN (-LLONG_MAX-1) # endif # endif # endif #endif #define FIXNUM_MAX (LONG_MAX>>1) #define FIXNUM_MIN RSHIFT((long)LONG_MIN,1) #define INT2FIX(i) ((VALUE)(((SIGNED_VALUE)(i))<<1 \| FIXNUM_FLAG)) #define LONG2FIX(i) INT2FIX(i) #define rb_fix_new(v) INT2FIX(v) VALUE rb_int2inum(SIGNED_VALUE); #define rb_int_new(v) rb_int2inum(v) VALUE rb_uint2inum(VALUE); #define rb_uint_new(v) rb_uint2inum(v) #ifdef HAVE_LONG_LONG VALUE rb_ll2inum(LONG_LONG); #define LL2NUM(v) rb_ll2inum(v) VALUE rb_ull2inum(unsigned LONG_LONG); #define ULL2NUM(v) rb_ull2inum(v) #endif #ifndef OFFT2NUM #if SIZEOF_OFF_T > SIZEOF_LONG && defined(HAVE_LONG_LONG) # define OFFT2NUM(v) LL2NUM(v) #elif SIZEOF_OFF_T == SIZEOF_LONG # define OFFT2NUM(v) LONG2NUM(v) #else # define OFFT2NUM(v) INT2NUM(v) #endif #endif #if SIZEOF_SIZE_T > SIZEOF_LONG && defined(HAVE_LONG_LONG) # define SIZET2NUM(v) ULL2NUM(v) # define SSIZET2NUM(v) LL2NUM(v) #elif SIZEOF_SIZE_T == SIZEOF_LONG # define SIZET2NUM(v) ULONG2NUM(v) # define SSIZET2NUM(v) LONG2NUM(v) #else # define SIZET2NUM(v) UINT2NUM(v) # define SSIZET2NUM(v) INT2NUM(v) #endif #ifndef SIZE_MAX # if SIZEOF_SIZE_T > SIZEOF_LONG && defined(HAVE_LONG_LONG) # define SIZE_MAX ULLONG_MAX # define SIZE_MIN ULLONG_MIN # elif SIZEOF_SIZE_T == SIZEOF_LONG # define SIZE_MAX ULONG_MAX # define SIZE_MIN ULONG_MIN # elif SIZEOF_SIZE_T == SIZEOF_INT # define SIZE_MAX UINT_MAX # define SIZE_MIN UINT_MIN # else # define SIZE_MAX USHRT_MAX # define SIZE_MIN USHRT_MIN # endif #endif #ifndef SSIZE_MAX # if SIZEOF_SIZE_T > SIZEOF_LONG && defined(HAVE_LONG_LONG) # define SSIZE_MAX LLONG_MAX # define SSIZE_MIN LLONG_MIN # elif SIZEOF_SIZE_T == SIZEOF_LONG # define SSIZE_MAX LONG_MAX # define SSIZE_MIN LONG_MIN # elif SIZEOF_SIZE_T == SIZEOF_INT # define SSIZE_MAX INT_MAX # define SSIZE_MIN INT_MIN # else # define SSIZE_MAX SHRT_MAX # define SSIZE_MIN SHRT_MIN # endif #endif #if SIZEOF_INT < SIZEOF_VALUE NORETURN(void rb_out_of_int(SIGNED_VALUE num)); #endif #if SIZEOF_INT < SIZEOF_LONG static inline int rb_long2int_inline(long n) { int i = (int)n; if ((long)i != n) rb_out_of_int(n); return i; } #define rb_long2int(n) rb_long2int_inline(n) #else #define rb_long2int(n) ((int)(n)) #endif #ifndef PIDT2NUM #define PIDT2NUM(v) LONG2NUM(v) #endif #ifndef NUM2PIDT #define NUM2PIDT(v) NUM2LONG(v) #endif #ifndef UIDT2NUM #define UIDT2NUM(v) LONG2NUM(v) #endif #ifndef NUM2UIDT #define NUM2UIDT(v) NUM2LONG(v) #endif #ifndef GIDT2NUM #define GIDT2NUM(v) LONG2NUM(v) #endif #ifndef NUM2GIDT #define NUM2GIDT(v) NUM2LONG(v) #endif #ifndef NUM2MODET #define NUM2MODET(v) NUM2INT(v) #endif #ifndef MODET2NUM #define MODET2NUM(v) INT2NUM(v) #endif #define FIX2LONG(x) ((long)RSHIFT((SIGNED_VALUE)(x),1)) #define FIX2ULONG(x) ((unsigned long)FIX2LONG(x)) #define FIXNUM_P(f) (((int)(SIGNED_VALUE)(f))&FIXNUM_FLAG) #define POSFIXABLE(f) ((f) < FIXNUM_MAX+1) #define NEGFIXABLE(f) ((f) >= FIXNUM_MIN) #define FIXABLE(f) (POSFIXABLE(f) && NEGFIXABLE(f)) #define IMMEDIATE_P(x) ((VALUE)(x) & IMMEDIATE_MASK) #define SYMBOL_P(x) (((VALUE)(x)&~((~(VALUE)0)<<RUBY_SPECIAL_SHIFT))==SYMBOL_FLAG) #define ID2SYM(x) (((VALUE)(x)<<RUBY_SPECIAL_SHIFT)\|SYMBOL_FLAG) #define SYM2ID(x) RSHIFT((unsigned long)(x),RUBY_SPECIAL_SHIFT) #ifndef USE_FLONUM #if SIZEOF_VALUE >= SIZEOF_DOUBLE #define USE_FLONUM 1 #else #define USE_FLONUM 0 #endif #endif #if USE_FLONUM #define FLONUM_P(x) ((((int)(SIGNED_VALUE)(x))&FLONUM_MASK) == FLONUM_FLAG) #else #define FLONUM_P(x) 0 #endif / Module#methods, #singleton_methods and so on return Symbols / #define USE_SYMBOL_AS_METHOD_NAME 1 / !USE_FLONUM ------------------------- ...xxxx xxx1 Fixnum ...0000 1110 Symbol ...0000 0000 Qfalse ...0000 0010 Qtrue ...0000 0100 Qnil ...0000 0110 Qundef USE_FLONUM ------------------------- ...xxxx xxx1 Fixnum ...xxxx xx10 Flonum ...0000 1100 Symbol ...0000 0000 Qfalse 0x00 = 0 ...0000 1000 Qnil 0x08 = 8 ...0001 0100 Qtrue 0x14 = 20 ...0011 0100 Qundef 0x34 = 52 / / special constants - i.e. non-zero and non-fixnum constants / enum ruby_special_consts { #if USE_FLONUM RUBY_Qfalse = 0x00, RUBY_Qtrue = 0x14, RUBY_Qnil = 0x08, RUBY_Qundef = 0x34, RUBY_IMMEDIATE_MASK = 0x07, RUBY_FIXNUM_FLAG = 0x01, RUBY_FLONUM_MASK = 0x03, RUBY_FLONUM_FLAG = 0x02, RUBY_SYMBOL_FLAG = 0x0c, RUBY_SPECIAL_SHIFT = 8 #else RUBY_Qfalse = 0, RUBY_Qtrue = 2, RUBY_Qnil = 4, RUBY_Qundef = 6, RUBY_IMMEDIATE_MASK = 0x03, RUBY_FIXNUM_FLAG = 0x01, RUBY_FLONUM_MASK = 0x00, / any values ANDed with FLONUM_MASK cannot be FLONUM_FLAG / RUBY_FLONUM_FLAG = 0x02, RUBY_SYMBOL_FLAG = 0x0e, RUBY_SPECIAL_SHIFT = 8 #endif }; #define Qfalse ((VALUE)RUBY_Qfalse) #define Qtrue ((VALUE)RUBY_Qtrue) #define Qnil ((VALUE)RUBY_Qnil) #define Qundef ((VALUE)RUBY_Qundef) / undefined value for placeholder / #define IMMEDIATE_MASK RUBY_IMMEDIATE_MASK #define FIXNUM_FLAG RUBY_FIXNUM_FLAG #if USE_FLONUM #define FLONUM_MASK RUBY_FLONUM_MASK #define FLONUM_FLAG RUBY_FLONUM_FLAG #endif #define SYMBOL_FLAG RUBY_SYMBOL_FLAG #define RTEST(v) !(((VALUE)(v) & ~Qnil) == 0) #define NIL_P(v) !((VALUE)(v) != Qnil) #define CLASS_OF(v) rb_class_of((VALUE)(v)) enum ruby_value_type { RUBY_T_NONE = 0x00, RUBY_T_OBJECT = 0x01, RUBY_T_CLASS = 0x02, RUBY_T_MODULE = 0x03, RUBY_T_FLOAT = 0x04, RUBY_T_STRING = 0x05, RUBY_T_REGEXP = 0x06, RUBY_T_ARRAY = 0x07, RUBY_T_HASH = 0x08, RUBY_T_STRUCT = 0x09, RUBY_T_BIGNUM = 0x0a, RUBY_T_FILE = 0x0b, RUBY_T_DATA = 0x0c, RUBY_T_MATCH = 0x0d, RUBY_T_COMPLEX = 0x0e, RUBY_T_RATIONAL = 0x0f, RUBY_T_NIL = 0x11, RUBY_T_TRUE = 0x12, RUBY_T_FALSE = 0x13, RUBY_T_SYMBOL = 0x14, RUBY_T_FIXNUM = 0x15, RUBY_T_UNDEF = 0x1b, RUBY_T_NODE = 0x1c, RUBY_T_ICLASS = 0x1d, RUBY_T_ZOMBIE = 0x1e, RUBY_T_MASK = 0x1f }; #define T_NONE RUBY_T_NONE #define T_NIL RUBY_T_NIL #define T_OBJECT RUBY_T_OBJECT #define T_CLASS RUBY_T_CLASS #define T_ICLASS RUBY_T_ICLASS #define T_MODULE RUBY_T_MODULE #define T_FLOAT RUBY_T_FLOAT #define T_STRING RUBY_T_STRING #define T_REGEXP RUBY_T_REGEXP #define T_ARRAY RUBY_T_ARRAY #define T_HASH RUBY_T_HASH #define T_STRUCT RUBY_T_STRUCT #define T_BIGNUM RUBY_T_BIGNUM #define T_FILE RUBY_T_FILE #define T_FIXNUM RUBY_T_FIXNUM #define T_TRUE RUBY_T_TRUE #define T_FALSE RUBY_T_FALSE #define T_DATA RUBY_T_DATA #define T_MATCH RUBY_T_MATCH #define T_SYMBOL RUBY_T_SYMBOL #define T_RATIONAL RUBY_T_RATIONAL #define T_COMPLEX RUBY_T_COMPLEX #define T_UNDEF RUBY_T_UNDEF #define T_NODE RUBY_T_NODE #define T_ZOMBIE RUBY_T_ZOMBIE #define T_MASK RUBY_T_MASK #define BUILTIN_TYPE(x) (int)(((struct RBasic)(x))->flags & T_MASK) static inline int rb_type(VALUE obj); #define TYPE(x) rb_type((VALUE)(x)) /* RB_GC_GUARD_PTR() is an intermediate macro, and has no effect by * itself. don't use it directly / #ifdef __GNUC__ #define RB_GC_GUARD_PTR(ptr) \ __extension__ ({volatile VALUE rb_gc_guarded_ptr = (ptr); rb_gc_guarded_ptr;}) #else #ifdef _MSC_VER #pragma optimize("", off) static inline volatile VALUE rb_gc_guarded_ptr(volatile VALUE ptr) {return ptr;} #pragma optimize("", on) #else volatile VALUE rb_gc_guarded_ptr(volatile VALUE ptr); #define HAVE_RB_GC_GUARDED_PTR 1 #endif #define RB_GC_GUARD_PTR(ptr) rb_gc_guarded_ptr(ptr) #endif #define RB_GC_GUARD(v) (RB_GC_GUARD_PTR(&(v))) #ifdef __GNUC__ #define RB_UNUSED_VAR(x) x __attribute__ ((unused)) #else #define RB_UNUSED_VAR(x) x #endif void rb_check_type(VALUE,int); #define Check_Type(v,t) rb_check_type((VALUE)(v),(t)) VALUE rb_str_to_str(VALUE); VALUE rb_string_value(volatile VALUE); char rb_string_value_ptr(volatile VALUE); char rb_string_value_cstr(volatile VALUE); #define StringValue(v) rb_string_value(&(v)) #define StringValuePtr(v) rb_string_value_ptr(&(v)) #define StringValueCStr(v) rb_string_value_cstr(&(v)) void rb_check_safe_obj(VALUE); DEPRECATED(void rb_check_safe_str(VALUE)); #define SafeStringValue(v) do {\ StringValue(v);\ rb_check_safe_obj(v);\ } while (0) /* obsolete macro - use SafeStringValue(v) / #define Check_SafeStr(v) rb_check_safe_str((VALUE)(v)) VALUE rb_str_export(VALUE); #define ExportStringValue(v) do {\ SafeStringValue(v);\ (v) = rb_str_export(v);\ } while (0) VALUE rb_str_export_locale(VALUE); VALUE rb_get_path(VALUE); #define FilePathValue(v) (RB_GC_GUARD(v) = rb_get_path(v)) VALUE rb_get_path_no_checksafe(VALUE); #define FilePathStringValue(v) ((v) = rb_get_path_no_checksafe(v)) #define RUBY_SAFE_LEVEL_MAX 3 void rb_secure(int); int rb_safe_level(void); void rb_set_safe_level(int); #if defined(__GNUC__) && (__GNUC__ > 4 \|\| (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) int ruby_safe_level_4_error(void) __attribute__((error("$SAFE=4 is obsolete"))); int ruby_safe_level_4_warning(void) __attribute__((warning("$SAFE=4 is obsolete"))); # ifdef RUBY_EXPORT # define ruby_safe_level_4_warning() ruby_safe_level_4_error() # endif #define RUBY_SAFE_LEVEL_INVALID_P(level) \ __extension__(__builtin_constant_p(level) && \ ((level) < 0 \|\| RUBY_SAFE_LEVEL_MAX < (level))) #define RUBY_SAFE_LEVEL_CHECK(level, type) \ (RUBY_SAFE_LEVEL_INVALID_P(level) ? ruby_safe_level_4_##type() : (level)) #define rb_secure(level) rb_secure(RUBY_SAFE_LEVEL_CHECK(level, warning)) #define rb_set_safe_level(level) rb_set_safe_level(RUBY_SAFE_LEVEL_CHECK(level, error)) #endif void rb_set_safe_level_force(int); void rb_secure_update(VALUE); NORETURN(void rb_insecure_operation(void)); VALUE rb_errinfo(void); void rb_set_errinfo(VALUE); SIGNED_VALUE rb_num2long(VALUE); VALUE rb_num2ulong(VALUE); static inline long rb_num2long_inline(VALUE x) { if (FIXNUM_P(x)) return FIX2LONG(x); else return (long)rb_num2long(x); } #define NUM2LONG(x) rb_num2long_inline(x) static inline unsigned long rb_num2ulong_inline(VALUE x) { if (FIXNUM_P(x)) return (unsigned long)FIX2LONG(x); else return (unsigned long)rb_num2ulong(x); } #define NUM2ULONG(x) rb_num2ulong_inline(x) #if SIZEOF_INT < SIZEOF_LONG long rb_num2int(VALUE); long rb_fix2int(VALUE); #define FIX2INT(x) ((int)rb_fix2int((VALUE)(x))) static inline int rb_num2int_inline(VALUE x) { if (FIXNUM_P(x)) return FIX2INT(x); else return (int)rb_num2int(x); } #define NUM2INT(x) rb_num2int_inline(x) unsigned long rb_num2uint(VALUE); #define NUM2UINT(x) ((unsigned int)rb_num2uint(x)) unsigned long rb_fix2uint(VALUE); #define FIX2UINT(x) ((unsigned int)rb_fix2uint(x)) #else / SIZEOF_INT < SIZEOF_LONG / #define NUM2INT(x) ((int)NUM2LONG(x)) #define NUM2UINT(x) ((unsigned int)NUM2ULONG(x)) #define FIX2INT(x) ((int)FIX2LONG(x)) #define FIX2UINT(x) ((unsigned int)FIX2ULONG(x)) #endif / SIZEOF_INT < SIZEOF_LONG / short rb_num2short(VALUE); unsigned short rb_num2ushort(VALUE); short rb_fix2short(VALUE); unsigned short rb_fix2ushort(VALUE); #define FIX2SHORT(x) (rb_fix2short((VALUE)(x))) static inline short rb_num2short_inline(VALUE x) { if (FIXNUM_P(x)) return FIX2SHORT(x); else return rb_num2short(x); } #define NUM2SHORT(x) rb_num2short_inline(x) #define NUM2USHORT(x) rb_num2ushort(x) #ifdef HAVE_LONG_LONG LONG_LONG rb_num2ll(VALUE); unsigned LONG_LONG rb_num2ull(VALUE); static inline LONG_LONG rb_num2ll_inline(VALUE x) { if (FIXNUM_P(x)) return FIX2LONG(x); else return rb_num2ll(x); } # define NUM2LL(x) rb_num2ll_inline(x) # define NUM2ULL(x) rb_num2ull(x) #endif #if !defined(NUM2OFFT) # if defined(HAVE_LONG_LONG) && SIZEOF_OFF_T > SIZEOF_LONG # define NUM2OFFT(x) ((off_t)NUM2LL(x)) # else # define NUM2OFFT(x) NUM2LONG(x) # endif #endif #if defined(HAVE_LONG_LONG) && SIZEOF_SIZE_T > SIZEOF_LONG # define NUM2SIZET(x) ((size_t)NUM2ULL(x)) # define NUM2SSIZET(x) ((ssize_t)NUM2LL(x)) #else # define NUM2SIZET(x) NUM2ULONG(x) # define NUM2SSIZET(x) NUM2LONG(x) #endif double rb_num2dbl(VALUE); #define NUM2DBL(x) rb_num2dbl((VALUE)(x)) VALUE rb_uint2big(VALUE); VALUE rb_int2big(SIGNED_VALUE); VALUE rb_newobj(void); VALUE rb_newobj_of(VALUE, VALUE); VALUE rb_obj_setup(VALUE obj, VALUE klass, VALUE type); #define NEWOBJ(obj,type) type (obj) = (type)rb_newobj() #define NEWOBJ_OF(obj,type,klass,flags) type (obj) = (type)rb_newobj_of(klass, flags) #define OBJSETUP(obj,c,t) rb_obj_setup(obj, c, t) / use NEWOBJ_OF instead of NEWOBJ()+OBJSETUP() / #define CLONESETUP(clone,obj) do {\ OBJSETUP((clone),rb_singleton_class_clone((VALUE)(obj)),RBASIC(obj)->flags);\ rb_singleton_class_attached(RBASIC(clone)->klass, (VALUE)(clone));\ if (FL_TEST((obj), FL_EXIVAR)) rb_copy_generic_ivar((VALUE)(clone),(VALUE)(obj));\ } while (0) #define DUPSETUP(dup,obj) do {\ OBJSETUP((dup),rb_obj_class(obj), (RBASIC(obj)->flags)&(T_MASK\|FL_EXIVAR\|FL_TAINT)); \ if (FL_TEST((obj), FL_EXIVAR)) rb_copy_generic_ivar((VALUE)(dup),(VALUE)(obj));\ } while (0) #ifndef USE_RGENGC #define USE_RGENGC 1 #endif #ifndef RGENGC_WB_PROTECTED_ARRAY #define RGENGC_WB_PROTECTED_ARRAY 1 #endif #ifndef RGENGC_WB_PROTECTED_HASH #define RGENGC_WB_PROTECTED_HASH 1 #endif #ifndef RGENGC_WB_PROTECTED_STRUCT #define RGENGC_WB_PROTECTED_STRUCT 1 #endif #ifndef RGENGC_WB_PROTECTED_STRING #define RGENGC_WB_PROTECTED_STRING 1 #endif #ifndef RGENGC_WB_PROTECTED_OBJECT #define RGENGC_WB_PROTECTED_OBJECT 1 #endif #ifndef RGENGC_WB_PROTECTED_REGEXP #define RGENGC_WB_PROTECTED_REGEXP 1 #endif #ifndef RGENGC_WB_PROTECTED_CLASS #define RGENGC_WB_PROTECTED_CLASS 1 #endif #ifndef RGENGC_WB_PROTECTED_FLOAT #define RGENGC_WB_PROTECTED_FLOAT 1 #endif #ifndef RGENGC_WB_PROTECTED_COMPLEX #define RGENGC_WB_PROTECTED_COMPLEX 1 #endif #ifndef RGENGC_WB_PROTECTED_RATIONAL #define RGENGC_WB_PROTECTED_RATIONAL 1 #endif #ifndef RGENGC_WB_PROTECTED_BIGNUM #define RGENGC_WB_PROTECTED_BIGNUM 1 #endif #ifndef RGENGC_WB_PROTECTED_NODE_CREF #define RGENGC_WB_PROTECTED_NODE_CREF 1 #endif struct RBasic { VALUE flags; const VALUE klass; } #ifdef __GNUC__ __attribute__((aligned(sizeof(VALUE)))) #endif ; VALUE rb_obj_hide(VALUE obj); VALUE rb_obj_reveal(VALUE obj, VALUE klass); / do not use this API to change klass information / #define RBASIC_CLASS(obj) (RBASIC(obj)->klass) #define ROBJECT_EMBED_LEN_MAX 3 struct RObject { struct RBasic basic; union { struct { long numiv; VALUE ivptr; struct st_table iv_index_tbl; / shortcut for RCLASS_IV_INDEX_TBL(rb_obj_class(obj)) / } heap; VALUE ary[ROBJECT_EMBED_LEN_MAX]; } as; }; #define ROBJECT_EMBED FL_USER1 #define ROBJECT_NUMIV(o) \ ((RBASIC(o)->flags & ROBJECT_EMBED) ? \ ROBJECT_EMBED_LEN_MAX : \ ROBJECT(o)->as.heap.numiv) #define ROBJECT_IVPTR(o) \ ((RBASIC(o)->flags & ROBJECT_EMBED) ? \ ROBJECT(o)->as.ary : \ ROBJECT(o)->as.heap.ivptr) #define ROBJECT_IV_INDEX_TBL(o) \ ((RBASIC(o)->flags & ROBJECT_EMBED) ? \ RCLASS_IV_INDEX_TBL(rb_obj_class(o)) : \ ROBJECT(o)->as.heap.iv_index_tbl) /* @internal / typedef struct rb_classext_struct rb_classext_t; struct RClass { struct RBasic basic; VALUE super; rb_classext_t ptr; struct method_table_wrapper m_tbl_wrapper; }; #define RCLASS_SUPER(c) rb_class_get_superclass(c) #define RMODULE_IV_TBL(m) RCLASS_IV_TBL(m) #define RMODULE_CONST_TBL(m) RCLASS_CONST_TBL(m) #define RMODULE_M_TBL(m) RCLASS_M_TBL(m) #define RMODULE_SUPER(m) RCLASS_SUPER(m) #define RMODULE_IS_OVERLAID FL_USER2 #define RMODULE_IS_REFINEMENT FL_USER3 #define RMODULE_INCLUDED_INTO_REFINEMENT FL_USER4 struct RFloat { struct RBasic basic; double float_value; }; double rb_float_value(VALUE); VALUE rb_float_new(double); VALUE rb_float_new_in_heap(double); #define RFLOAT_VALUE(v) rb_float_value(v) #define DBL2NUM(dbl) rb_float_new(dbl) #define ELTS_SHARED FL_USER2 #define RSTRING_EMBED_LEN_MAX ((int)((sizeof(VALUE)3)/sizeof(char)-1)) struct RString { struct RBasic basic; union { struct { long len; char ptr; union { long capa; VALUE shared; } aux; } heap; char ary[RSTRING_EMBED_LEN_MAX + 1]; } as; }; #define RSTRING_NOEMBED FL_USER1 #define RSTRING_FSTR FL_USER17 #define RSTRING_EMBED_LEN_MASK (FL_USER2\|FL_USER3\|FL_USER4\|FL_USER5\|FL_USER6) #define RSTRING_EMBED_LEN_SHIFT (FL_USHIFT+2) #define RSTRING_EMBED_LEN(str) \ (long)((RBASIC(str)->flags >> RSTRING_EMBED_LEN_SHIFT) & \ (RSTRING_EMBED_LEN_MASK >> RSTRING_EMBED_LEN_SHIFT)) #define RSTRING_LEN(str) \ (!(RBASIC(str)->flags & RSTRING_NOEMBED) ? \ RSTRING_EMBED_LEN(str) : \ RSTRING(str)->as.heap.len) #define RSTRING_PTR(str) \ (!(RBASIC(str)->flags & RSTRING_NOEMBED) ? \ RSTRING(str)->as.ary : \ RSTRING(str)->as.heap.ptr) #define RSTRING_END(str) \ (!(RBASIC(str)->flags & RSTRING_NOEMBED) ? \ (RSTRING(str)->as.ary + RSTRING_EMBED_LEN(str)) : \ (RSTRING(str)->as.heap.ptr + RSTRING(str)->as.heap.len)) #define RSTRING_LENINT(str) rb_long2int(RSTRING_LEN(str)) #define RSTRING_GETMEM(str, ptrvar, lenvar) \ (!(RBASIC(str)->flags & RSTRING_NOEMBED) ? \ ((ptrvar) = RSTRING(str)->as.ary, (lenvar) = RSTRING_EMBED_LEN(str)) : \ ((ptrvar) = RSTRING(str)->as.heap.ptr, (lenvar) = RSTRING(str)->as.heap.len)) #define RARRAY_EMBED_LEN_MAX 3 struct RArray { struct RBasic basic; union { struct { long len; union { long capa; VALUE shared; } aux; const VALUE ptr; } heap; const VALUE ary[RARRAY_EMBED_LEN_MAX]; } as; }; #define RARRAY_EMBED_FLAG FL_USER1 /* FL_USER2 is for ELTS_SHARED / #define RARRAY_EMBED_LEN_MASK (FL_USER4\|FL_USER3) #define RARRAY_EMBED_LEN_SHIFT (FL_USHIFT+3) #define RARRAY_LEN(a) \ ((RBASIC(a)->flags & RARRAY_EMBED_FLAG) ? \ (long)((RBASIC(a)->flags >> RARRAY_EMBED_LEN_SHIFT) & \ (RARRAY_EMBED_LEN_MASK >> RARRAY_EMBED_LEN_SHIFT)) : \ RARRAY(a)->as.heap.len) #define RARRAY_LENINT(ary) rb_long2int(RARRAY_LEN(ary)) #define RARRAY_CONST_PTR(a) \ ((const VALUE )((RBASIC(a)->flags & RARRAY_EMBED_FLAG) ? \ RARRAY(a)->as.ary : \ RARRAY(a)->as.heap.ptr)) #define RARRAY_PTR_USE_START(a) ((VALUE )RARRAY_CONST_PTR(a)) #define RARRAY_PTR_USE_END(a) / / #define RARRAY_PTR_USE(ary, ptr_name, expr) do { \ const VALUE _ary = (ary); \ VALUE ptr_name = (VALUE )RARRAY_PTR_USE_START(_ary); \ expr; \ RARRAY_PTR_USE_END(_ary); \ } while (0) #define RARRAY_AREF(a, i) (RARRAY_CONST_PTR(a)[i]) #define RARRAY_ASET(a, i, v) do { \ const VALUE _ary_ = (a); \ RB_OBJ_WRITE(_ary_, &RARRAY_CONST_PTR(_ary_)[i], (v)); \ } while (0) #define RARRAY_PTR(a) ((VALUE )RARRAY_CONST_PTR(RGENGC_WB_PROTECTED_ARRAY ? OBJ_WB_UNPROTECT((VALUE)a) : ((VALUE)a))) struct RRegexp { struct RBasic basic; struct re_pattern_buffer ptr; const VALUE src; unsigned long usecnt; }; #define RREGEXP_SRC(r) RREGEXP(r)->src #define RREGEXP_SRC_PTR(r) RSTRING_PTR(RREGEXP(r)->src) #define RREGEXP_SRC_LEN(r) RSTRING_LEN(RREGEXP(r)->src) #define RREGEXP_SRC_END(r) RSTRING_END(RREGEXP(r)->src) struct RHash { struct RBasic basic; struct st_table ntbl; /* possibly 0 / int iter_lev; const VALUE ifnone; }; / RHASH_TBL allocates st_table if not available. / #define RHASH_TBL(h) rb_hash_tbl(h) #define RHASH_ITER_LEV(h) (RHASH(h)->iter_lev) #define RHASH_IFNONE(h) (RHASH(h)->ifnone) #define RHASH_SIZE(h) (RHASH(h)->ntbl ? (st_index_t)RHASH(h)->ntbl->num_entries : 0) #define RHASH_EMPTY_P(h) (RHASH_SIZE(h) == 0) #define RHASH_SET_IFNONE(h, ifnone) rb_hash_set_ifnone((VALUE)h, ifnone) struct RFile { struct RBasic basic; struct rb_io_t fptr; }; struct RRational { struct RBasic basic; const VALUE num; const VALUE den; }; #define RRATIONAL_SET_NUM(rat, n) RB_OBJ_WRITE((rat), &((struct RRational )(rat))->num,(n)) #define RRATIONAL_SET_DEN(rat, d) RB_OBJ_WRITE((rat), &((struct RRational )(rat))->den,(d)) struct RComplex { struct RBasic basic; const VALUE real; const VALUE imag; }; #define RCOMPLEX_SET_REAL(cmp, r) RB_OBJ_WRITE((cmp), &((struct RComplex )(cmp))->real,(r)) #define RCOMPLEX_SET_IMAG(cmp, i) RB_OBJ_WRITE((cmp), &((struct RComplex )(cmp))->imag,(i)) struct RData { struct RBasic basic; void (dmark)(void); void (dfree)(void); void data; }; typedef struct rb_data_type_struct rb_data_type_t; struct rb_data_type_struct { const char wrap_struct_name; struct { void (dmark)(void); void (dfree)(void); size_t (dsize)(const void ); void reserved[2]; / For future extension. This array must be filled with ZERO. / } function; const rb_data_type_t parent; void data; / This area can be used for any purpose by a programmer who define the type. / VALUE flags; / FL_WB_PROTECTED / }; #define HAVE_TYPE_RB_DATA_TYPE_T 1 #define HAVE_RB_DATA_TYPE_T_FUNCTION 1 #define HAVE_RB_DATA_TYPE_T_PARENT 1 struct RTypedData { struct RBasic basic; const rb_data_type_t type; VALUE typed_flag; /* 1 or not / void data; }; #define DATA_PTR(dta) (RDATA(dta)->data) #define RTYPEDDATA_P(v) (RTYPEDDATA(v)->typed_flag == 1) #define RTYPEDDATA_TYPE(v) (RTYPEDDATA(v)->type) #define RTYPEDDATA_DATA(v) (RTYPEDDATA(v)->data) /* #define RUBY_DATA_FUNC(func) ((void ()(void))(func)) / typedef void (RUBY_DATA_FUNC)(void); VALUE rb_data_object_alloc(VALUE,void,RUBY_DATA_FUNC,RUBY_DATA_FUNC); VALUE rb_data_typed_object_alloc(VALUE klass, void datap, const rb_data_type_t ); int rb_typeddata_inherited_p(const rb_data_type_t child, const rb_data_type_t parent); int rb_typeddata_is_kind_of(VALUE, const rb_data_type_t ); void rb_check_typeddata(VALUE, const rb_data_type_t ); #define Check_TypedStruct(v,t) rb_check_typeddata((VALUE)(v),(t)) #define RUBY_DEFAULT_FREE ((RUBY_DATA_FUNC)-1) #define RUBY_NEVER_FREE ((RUBY_DATA_FUNC)0) #define RUBY_TYPED_DEFAULT_FREE RUBY_DEFAULT_FREE #define RUBY_TYPED_NEVER_FREE RUBY_NEVER_FREE / bits for rb_data_type_struct::flags / #define RUBY_TYPED_FREE_IMMEDIATELY 1 / TYPE field / #define RUBY_TYPED_WB_PROTECTED FL_WB_PROTECTED #define Data_Wrap_Struct(klass,mark,free,sval)\ rb_data_object_alloc((klass),(sval),(RUBY_DATA_FUNC)(mark),(RUBY_DATA_FUNC)(free)) #define Data_Make_Struct(klass,type,mark,free,sval) (\ (sval) = ALLOC(type),\ memset((sval), 0, sizeof(type)),\ Data_Wrap_Struct((klass),(mark),(free),(sval))\ ) #define TypedData_Wrap_Struct(klass,data_type,sval)\ rb_data_typed_object_alloc((klass),(sval),(data_type)) #define TypedData_Make_Struct(klass, type, data_type, sval) (\ (sval) = ALLOC(type),\ memset((sval), 0, sizeof(type)),\ TypedData_Wrap_Struct((klass),(data_type),(sval))\ ) #define Data_Get_Struct(obj,type,sval) do {\ Check_Type((obj), T_DATA); \ (sval) = (type)DATA_PTR(obj);\ } while (0) #define TypedData_Get_Struct(obj,type,data_type,sval) do {\ (sval) = (type)rb_check_typeddata((obj), (data_type)); \ } while (0) #define RSTRUCT_EMBED_LEN_MAX 3 struct RStruct { struct RBasic basic; union { struct { long len; const VALUE ptr; } heap; const VALUE ary[RSTRUCT_EMBED_LEN_MAX]; } as; }; #define RSTRUCT_EMBED_LEN_MASK (FL_USER2\|FL_USER1) #define RSTRUCT_EMBED_LEN_SHIFT (FL_USHIFT+1) #define RSTRUCT_LEN(st) \ ((RBASIC(st)->flags & RSTRUCT_EMBED_LEN_MASK) ? \ (long)((RBASIC(st)->flags >> RSTRUCT_EMBED_LEN_SHIFT) & \ (RSTRUCT_EMBED_LEN_MASK >> RSTRUCT_EMBED_LEN_SHIFT)) : \ RSTRUCT(st)->as.heap.len) #define RSTRUCT_LENINT(st) rb_long2int(RSTRUCT_LEN(st)) #define RSTRUCT_CONST_PTR(st) \ ((RBASIC(st)->flags & RSTRUCT_EMBED_LEN_MASK) ? \ RSTRUCT(st)->as.ary : \ RSTRUCT(st)->as.heap.ptr) #define RSTRUCT_PTR(st) ((VALUE )RSTRUCT_CONST_PTR(RGENGC_WB_PROTECTED_STRUCT ? OBJ_WB_UNPROTECT((VALUE)st) : (VALUE)st)) #define RSTRUCT_SET(st, idx, v) RB_OBJ_WRITE(st, &RSTRUCT_CONST_PTR(st)[idx], (v)) #define RSTRUCT_GET(st, idx) (RSTRUCT_CONST_PTR(st)[idx]) #define RBIGNUM_EMBED_LEN_NUMBITS 3 #ifndef RBIGNUM_EMBED_LEN_MAX # if (SIZEOF_VALUE3/SIZEOF_ACTUAL_BDIGIT) < (1 << RBIGNUM_EMBED_LEN_NUMBITS)-1 # define RBIGNUM_EMBED_LEN_MAX (SIZEOF_VALUE3/SIZEOF_ACTUAL_BDIGIT) # else # define RBIGNUM_EMBED_LEN_MAX ((1 << RBIGNUM_EMBED_LEN_NUMBITS)-1) # endif #endif struct RBignum { struct RBasic basic; union { struct { long len; BDIGIT digits; } heap; BDIGIT ary[RBIGNUM_EMBED_LEN_MAX]; } as; }; #define RBIGNUM_SIGN_BIT FL_USER1 /* sign: positive:1, negative:0 / #define RBIGNUM_SIGN(b) ((RBASIC(b)->flags & RBIGNUM_SIGN_BIT) != 0) #define RBIGNUM_SET_SIGN(b,sign) \ ((sign) ? (RBASIC(b)->flags \|= RBIGNUM_SIGN_BIT) \ : (RBASIC(b)->flags &= ~RBIGNUM_SIGN_BIT)) #define RBIGNUM_POSITIVE_P(b) RBIGNUM_SIGN(b) #define RBIGNUM_NEGATIVE_P(b) (!RBIGNUM_SIGN(b)) #define RBIGNUM_EMBED_FLAG FL_USER2 #define RBIGNUM_EMBED_LEN_MASK (FL_USER5\|FL_USER4\|FL_USER3) #define RBIGNUM_EMBED_LEN_SHIFT (FL_USHIFT+RBIGNUM_EMBED_LEN_NUMBITS) #define RBIGNUM_LEN(b) \ ((RBASIC(b)->flags & RBIGNUM_EMBED_FLAG) ? \ (long)((RBASIC(b)->flags >> RBIGNUM_EMBED_LEN_SHIFT) & \ (RBIGNUM_EMBED_LEN_MASK >> RBIGNUM_EMBED_LEN_SHIFT)) : \ RBIGNUM(b)->as.heap.len) / LSB:RBIGNUM_DIGITS(b)[0], MSB:RBIGNUM_DIGITS(b)[RBIGNUM_LEN(b)-1] / #define RBIGNUM_DIGITS(b) \ ((RBASIC(b)->flags & RBIGNUM_EMBED_FLAG) ? \ RBIGNUM(b)->as.ary : \ RBIGNUM(b)->as.heap.digits) #define RBIGNUM_LENINT(b) rb_long2int(RBIGNUM_LEN(b)) #define R_CAST(st) (struct st) #define RBASIC(obj) (R_CAST(RBasic)(obj)) #define ROBJECT(obj) (R_CAST(RObject)(obj)) #define RCLASS(obj) (R_CAST(RClass)(obj)) #define RMODULE(obj) RCLASS(obj) #define RFLOAT(obj) (R_CAST(RFloat)(obj)) #define RSTRING(obj) (R_CAST(RString)(obj)) #define RREGEXP(obj) (R_CAST(RRegexp)(obj)) #define RARRAY(obj) (R_CAST(RArray)(obj)) #define RHASH(obj) (R_CAST(RHash)(obj)) #define RDATA(obj) (R_CAST(RData)(obj)) #define RTYPEDDATA(obj) (R_CAST(RTypedData)(obj)) #define RSTRUCT(obj) (R_CAST(RStruct)(obj)) #define RBIGNUM(obj) (R_CAST(RBignum)(obj)) #define RFILE(obj) (R_CAST(RFile)(obj)) #define RRATIONAL(obj) (R_CAST(RRational)(obj)) #define RCOMPLEX(obj) (R_CAST(RComplex)(obj)) #define FL_SINGLETON FL_USER0 #define FL_WB_PROTECTED (((VALUE)1)<<5) #define FL_PROMOTED (((VALUE)1)<<6) #define FL_FINALIZE (((VALUE)1)<<7) #define FL_TAINT (((VALUE)1)<<8) #define FL_UNTRUSTED FL_TAINT #define FL_EXIVAR (((VALUE)1)<<10) #define FL_FREEZE (((VALUE)1)<<11) #define FL_USHIFT 12 #define FL_USER0 (((VALUE)1)<<(FL_USHIFT+0)) #define FL_USER1 (((VALUE)1)<<(FL_USHIFT+1)) #define FL_USER2 (((VALUE)1)<<(FL_USHIFT+2)) #define FL_USER3 (((VALUE)1)<<(FL_USHIFT+3)) #define FL_USER4 (((VALUE)1)<<(FL_USHIFT+4)) #define FL_USER5 (((VALUE)1)<<(FL_USHIFT+5)) #define FL_USER6 (((VALUE)1)<<(FL_USHIFT+6)) #define FL_USER7 (((VALUE)1)<<(FL_USHIFT+7)) #define FL_USER8 (((VALUE)1)<<(FL_USHIFT+8)) #define FL_USER9 (((VALUE)1)<<(FL_USHIFT+9)) #define FL_USER10 (((VALUE)1)<<(FL_USHIFT+10)) #define FL_USER11 (((VALUE)1)<<(FL_USHIFT+11)) #define FL_USER12 (((VALUE)1)<<(FL_USHIFT+12)) #define FL_USER13 (((VALUE)1)<<(FL_USHIFT+13)) #define FL_USER14 (((VALUE)1)<<(FL_USHIFT+14)) #define FL_USER15 (((VALUE)1)<<(FL_USHIFT+15)) #define FL_USER16 (((VALUE)1)<<(FL_USHIFT+16)) #define FL_USER17 (((VALUE)1)<<(FL_USHIFT+17)) #define FL_USER18 (((VALUE)1)<<(FL_USHIFT+18)) #define FL_USER19 (((VALUE)1)<<(FL_USHIFT+19)) #define SPECIAL_CONST_P(x) (IMMEDIATE_P(x) \|\| !RTEST(x)) #define FL_ABLE(x) (!SPECIAL_CONST_P(x) && BUILTIN_TYPE(x) != T_NODE) #define FL_TEST_RAW(x,f) (RBASIC(x)->flags&(f)) #define FL_TEST(x,f) (FL_ABLE(x)?FL_TEST_RAW((x),(f)):0) #define FL_ANY_RAW(x,f) FL_TEST_RAW((x),(f)) #define FL_ANY(x,f) FL_TEST((x),(f)) #define FL_ALL_RAW(x,f) (FL_TEST_RAW((x),(f)) == (f)) #define FL_ALL(x,f) (FL_TEST((x),(f)) == (f)) #define FL_SET_RAW(x,f) (RBASIC(x)->flags \|= (f)) #define FL_SET(x,f) (FL_ABLE(x) ? FL_SET_RAW(x, f) : 0) #define FL_UNSET_RAW(x,f) (RBASIC(x)->flags &= ~(f)) #define FL_UNSET(x,f) (FL_ABLE(x) ? FL_UNSET_RAW(x, f) : 0) #define FL_REVERSE_RAW(x,f) (RBASIC(x)->flags ^= (f)) #define FL_REVERSE(x,f) (FL_ABLE(x) ? FL_REVERSE_RAW(x, f) : 0) #define OBJ_TAINTED_RAW(x) FL_TEST_RAW(x, FL_TAINT) #define OBJ_TAINTED(x) (!!FL_TEST((x), FL_TAINT)) #define OBJ_TAINT_RAW(x) FL_SET_RAW(x, FL_TAINT) #define OBJ_TAINT(x) FL_SET((x), FL_TAINT) #define OBJ_UNTRUSTED(x) OBJ_TAINTED(x) #define OBJ_UNTRUST(x) OBJ_TAINT(x) #define OBJ_INFECT_RAW(x,s) FL_SET_RAW(x, OBJ_TAINTED_RAW(s)) #define OBJ_INFECT(x,s) do { \ if (FL_ABLE(x) && FL_ABLE(s)) \ FL_SET_RAW(x, OBJ_TAINTED_RAW(s)); \ } while (0) #define OBJ_FROZEN(x) (!!(FL_ABLE(x)?(RBASIC(x)->flags&(FL_FREEZE)):(FIXNUM_P(x)\|\|FLONUM_P(x)\|\|SYMBOL_P(x)))) #define OBJ_FREEZE(x) FL_SET((x), FL_FREEZE) #if USE_RGENGC #define OBJ_PROMOTED(x) (SPECIAL_CONST_P(x) ? 0 : FL_TEST_RAW((x), FL_PROMOTED)) #define OBJ_WB_PROTECTED(x) (SPECIAL_CONST_P(x) ? 1 : FL_TEST_RAW((x), FL_WB_PROTECTED)) #define OBJ_WB_UNPROTECT(x) rb_obj_wb_unprotect(x, __FILE__, __LINE__) void rb_gc_writebarrier(VALUE a, VALUE b); void rb_gc_writebarrier_unprotect_promoted(VALUE obj); #else /* USE_RGENGC / #define OBJ_PROMOTED(x) 0 #define OBJ_WB_PROTECTED(x) 0 #define OBJ_WB_UNPROTECT(x) rb_obj_wb_unprotect(x, __FILE__, __LINE__) #endif / Write barrier (WB) interfaces: * - RB_OBJ_WRITE(a, slot, b): WB for new reference from `a' to `b'. * Write `b' into `slot'. `slot' is a pointer in `a'. - RB_OBJ_WRITTEN(a, oldv, b): WB for new reference from `a' to `b'. * This doesn't write any values, but only a WB declaration. * `oldv' is replaced value with `b' (not used in current Ruby). * * NOTE: The following core interfaces can be changed in the future. * Please catch up if you want to insert WB into C-extensions * correctly. / #define RB_OBJ_WRITE(a, slot, b) rb_obj_write((VALUE)(a), (VALUE )(slot), (VALUE)(b), __FILE__, __LINE__) #define RB_OBJ_WRITTEN(a, oldv, b) rb_obj_written((VALUE)(a), (VALUE)(oldv), (VALUE)(b), __FILE__, __LINE__) #ifndef USE_RGENGC_LOGGING_WB_UNPROTECT #define USE_RGENGC_LOGGING_WB_UNPROTECT 0 #endif #if USE_RGENGC_LOGGING_WB_UNPROTECT void rb_gc_unprotect_logging(void objptr, const char filename, int line); #define RGENGC_LOGGING_WB_UNPROTECT rb_gc_unprotect_logging #endif static inline VALUE rb_obj_wb_unprotect(VALUE x, RB_UNUSED_VAR(const char filename), RB_UNUSED_VAR(int line)) { #ifdef RGENGC_LOGGING_WB_UNPROTECT RGENGC_LOGGING_WB_UNPROTECT((void )x, filename, line); #endif #if USE_RGENGC /* `x' should be an RVALUE object / if (FL_TEST_RAW((x), FL_WB_PROTECTED)) { if (FL_TEST_RAW((x), FL_PROMOTED)) { rb_gc_writebarrier_unprotect_promoted(x); } RBASIC(x)->flags &= ~FL_WB_PROTECTED; } #endif return x; } static inline VALUE rb_obj_written(VALUE a, RB_UNUSED_VAR(VALUE oldv), VALUE b, RB_UNUSED_VAR(const char filename), RB_UNUSED_VAR(int line)) { #ifdef RGENGC_LOGGING_OBJ_WRITTEN RGENGC_LOGGING_OBJ_WRITTEN(a, oldv, b, filename, line); #endif #if USE_RGENGC /* `a' should be an RVALUE object / if (FL_TEST_RAW((a), FL_PROMOTED) && !SPECIAL_CONST_P(b)) { rb_gc_writebarrier(a, b); } #endif return a; } static inline VALUE rb_obj_write(VALUE a, VALUE slot, VALUE b, RB_UNUSED_VAR(const char filename), RB_UNUSED_VAR(int line)) { #ifdef RGENGC_LOGGING_WRITE RGENGC_LOGGING_WRITE(a, slot, b, filename, line); #endif slot = b; #if USE_RGENGC rb_obj_written(a, Qundef /* ignore `oldv' now /, b, filename, line); #endif return a; } #if SIZEOF_INT < SIZEOF_LONG # define INT2NUM(v) INT2FIX((int)(v)) # define UINT2NUM(v) LONG2FIX((unsigned int)(v)) #else static inline VALUE rb_int2num_inline(int v) { if (FIXABLE(v)) return INT2FIX(v); else return rb_int2big(v); } #define INT2NUM(x) rb_int2num_inline(x) static inline VALUE rb_uint2num_inline(unsigned int v) { if (POSFIXABLE(v)) return LONG2FIX(v); else return rb_uint2big(v); } #define UINT2NUM(x) rb_uint2num_inline(x) #endif static inline VALUE rb_long2num_inline(long v) { if (FIXABLE(v)) return LONG2FIX(v); else return rb_int2big(v); } #define LONG2NUM(x) rb_long2num_inline(x) static inline VALUE rb_ulong2num_inline(unsigned long v) { if (POSFIXABLE(v)) return LONG2FIX(v); else return rb_uint2big(v); } #define ULONG2NUM(x) rb_ulong2num_inline(x) static inline char rb_num2char_inline(VALUE x) { if ((TYPE(x) == T_STRING) && (RSTRING_LEN(x)>=1)) return RSTRING_PTR(x)[0]; else return (char)(NUM2INT(x) & 0xff); } #define NUM2CHR(x) rb_num2char_inline(x) #define CHR2FIX(x) INT2FIX((long)((x)&0xff)) #define ALLOC_N(type,n) ((type)xmalloc2((n),sizeof(type))) #define ALLOC(type) ((type)xmalloc(sizeof(type))) #define REALLOC_N(var,type,n) ((var)=(type)xrealloc2((char)(var),(n),sizeof(type))) #define ALLOCA_N(type,n) ((type)alloca(sizeof(type)(n))) void rb_alloc_tmp_buffer(volatile VALUE store, long len) RUBY_ATTR_ALLOC_SIZE((2)); void rb_free_tmp_buffer(volatile VALUE store); /* allocates _n_ bytes temporary buffer and stores VALUE including it * in _v_. _n_ may be evaluated twice. / #ifdef C_ALLOCA # define ALLOCV(v, n) rb_alloc_tmp_buffer(&(v), (n)) #else # define ALLOCV(v, n) ((n) < 1024 ? (RB_GC_GUARD(v) = 0, alloca(n)) : rb_alloc_tmp_buffer(&(v), (n))) #endif #define ALLOCV_N(type, v, n) ((type)ALLOCV((v), sizeof(type)(n))) #define ALLOCV_END(v) rb_free_tmp_buffer(&(v)) #define MEMZERO(p,type,n) memset((p), 0, sizeof(type)(n)) #define MEMCPY(p1,p2,type,n) memcpy((p1), (p2), sizeof(type)(n)) #define MEMMOVE(p1,p2,type,n) memmove((p1), (p2), sizeof(type)(n)) #define MEMCMP(p1,p2,type,n) memcmp((p1), (p2), sizeof(type)(n)) void rb_obj_infect(VALUE,VALUE); typedef int ruby_glob_func(const char,VALUE, void); void rb_glob(const char,void()(const char,VALUE,void),VALUE); int ruby_glob(const char,int,ruby_glob_func,VALUE); int ruby_brace_glob(const char,int,ruby_glob_func,VALUE); VALUE rb_define_class(const char,VALUE); VALUE rb_define_module(const char); VALUE rb_define_class_under(VALUE, const char, VALUE); VALUE rb_define_module_under(VALUE, const char); void rb_include_module(VALUE,VALUE); void rb_extend_object(VALUE,VALUE); void rb_prepend_module(VALUE,VALUE); struct rb_global_variable; typedef VALUE rb_gvar_getter_t(ID id, void data, struct rb_global_variable gvar); typedef void rb_gvar_setter_t(VALUE val, ID id, void data, struct rb_global_variable gvar); typedef void rb_gvar_marker_t(VALUE var); VALUE rb_gvar_undef_getter(ID id, void data, struct rb_global_variable gvar); void rb_gvar_undef_setter(VALUE val, ID id, void data, struct rb_global_variable gvar); void rb_gvar_undef_marker(VALUE var); VALUE rb_gvar_val_getter(ID id, void data, struct rb_global_variable gvar); void rb_gvar_val_setter(VALUE val, ID id, void data, struct rb_global_variable gvar); void rb_gvar_val_marker(VALUE var); VALUE rb_gvar_var_getter(ID id, void data, struct rb_global_variable gvar); void rb_gvar_var_setter(VALUE val, ID id, void data, struct rb_global_variable gvar); void rb_gvar_var_marker(VALUE var); void rb_gvar_readonly_setter(VALUE val, ID id, void data, struct rb_global_variable gvar); void rb_define_variable(const char,VALUE); void rb_define_virtual_variable(const char,VALUE()(ANYARGS),void()(ANYARGS)); void rb_define_hooked_variable(const char,VALUE,VALUE()(ANYARGS),void()(ANYARGS)); void rb_define_readonly_variable(const char,VALUE); void rb_define_const(VALUE,const char,VALUE); void rb_define_global_const(const char,VALUE); #define RUBY_METHOD_FUNC(func) ((VALUE ()(ANYARGS))(func)) void rb_define_method(VALUE,const char,VALUE()(ANYARGS),int); void rb_define_module_function(VALUE,const char,VALUE()(ANYARGS),int); void rb_define_global_function(const char,VALUE()(ANYARGS),int); void rb_undef_method(VALUE,const char); void rb_define_alias(VALUE,const char,const char); void rb_define_attr(VALUE,const char,int,int); void rb_global_variable(VALUE); void rb_gc_register_mark_object(VALUE); void rb_gc_register_address(VALUE); void rb_gc_unregister_address(VALUE); ID rb_intern(const char); ID rb_intern2(const char, long); ID rb_intern_str(VALUE str); const char rb_id2name(ID); ID rb_check_id(volatile VALUE ); ID rb_to_id(VALUE); VALUE rb_id2str(ID); #define CONST_ID_CACHE(result, str) \ { \ static ID rb_intern_id_cache; \ if (!rb_intern_id_cache) \ rb_intern_id_cache = rb_intern2((str), (long)strlen(str)); \ result rb_intern_id_cache; \ } #define CONST_ID(var, str) \ do CONST_ID_CACHE((var) =, (str)) while (0) #ifdef __GNUC__ /* __builtin_constant_p and statement expression is available * since gcc-2.7.2.3 at least. / #define rb_intern(str) \ (__builtin_constant_p(str) ? \ __extension__ (CONST_ID_CACHE((ID), (str))) : \ rb_intern(str)) #define rb_intern_const(str) \ (__builtin_constant_p(str) ? \ __extension__ (rb_intern2((str), (long)strlen(str))) : \ (rb_intern)(str)) #else #define rb_intern_const(str) rb_intern2((str), (long)strlen(str)) #endif const char rb_class2name(VALUE); const char rb_obj_classname(VALUE); void rb_p(VALUE); VALUE rb_eval_string(const char); VALUE rb_eval_string_protect(const char, int); VALUE rb_eval_string_wrap(const char, int); VALUE rb_funcall(VALUE, ID, int, ...); VALUE rb_funcallv(VALUE, ID, int, const VALUE); VALUE rb_funcallv_public(VALUE, ID, int, const VALUE); #define rb_funcall2 rb_funcallv #define rb_funcall3 rb_funcallv_public VALUE rb_funcall_passing_block(VALUE, ID, int, const VALUE); VALUE rb_funcall_with_block(VALUE, ID, int, const VALUE, VALUE); int rb_scan_args(int, const VALUE, const char, ...); VALUE rb_call_super(int, const VALUE); / rb_scan_args() format allows ':' for optional hash / #define HAVE_RB_SCAN_ARGS_OPTIONAL_HASH 1 VALUE rb_gv_set(const char, VALUE); VALUE rb_gv_get(const char); VALUE rb_iv_get(VALUE, const char); VALUE rb_iv_set(VALUE, const char, VALUE); VALUE rb_equal(VALUE,VALUE); VALUE rb_ruby_verbose_ptr(void); VALUE rb_ruby_debug_ptr(void); #define ruby_verbose (rb_ruby_verbose_ptr()) #define ruby_debug (rb_ruby_debug_ptr()) PRINTF_ARGS(NORETURN(void rb_raise(VALUE, const char, ...)), 2, 3); PRINTF_ARGS(NORETURN(void rb_fatal(const char, ...)), 1, 2); PRINTF_ARGS(NORETURN(void rb_bug(const char, ...)), 1, 2); NORETURN(void rb_bug_errno(const char, int)); NORETURN(void rb_sys_fail(const char)); NORETURN(void rb_sys_fail_str(VALUE)); NORETURN(void rb_mod_sys_fail(VALUE, const char)); NORETURN(void rb_mod_sys_fail_str(VALUE, VALUE)); NORETURN(void rb_readwrite_sys_fail(int, const char)); NORETURN(void rb_iter_break(void)); NORETURN(void rb_iter_break_value(VALUE)); NORETURN(void rb_exit(int)); NORETURN(void rb_notimplement(void)); VALUE rb_syserr_new(int, const char ); VALUE rb_syserr_new_str(int n, VALUE arg); NORETURN(void rb_syserr_fail(int, const char)); NORETURN(void rb_syserr_fail_str(int, VALUE)); NORETURN(void rb_mod_syserr_fail(VALUE, int, const char)); NORETURN(void rb_mod_syserr_fail_str(VALUE, int, VALUE)); / reports if `-W' specified / PRINTF_ARGS(void rb_warning(const char, ...), 1, 2); PRINTF_ARGS(void rb_compile_warning(const char , int, const char, ...), 3, 4); PRINTF_ARGS(void rb_sys_warning(const char, ...), 1, 2); / reports always / PRINTF_ARGS(void rb_warn(const char, ...), 1, 2); PRINTF_ARGS(void rb_compile_warn(const char , int, const char, ...), 3, 4); /* for rb_readwrite_sys_fail first argument / #define RB_IO_WAIT_READABLE 0 #define RB_IO_WAIT_WRITABLE 1 #define RUBY_BLOCK_CALL_FUNC_TAKES_BLOCKARG 1 #define RB_BLOCK_CALL_FUNC_ARGLIST(yielded_arg, callback_arg) \ VALUE yielded_arg, VALUE callback_arg, int argc, const VALUE argv, VALUE blockarg typedef VALUE rb_block_call_func(RB_BLOCK_CALL_FUNC_ARGLIST(yielded_arg, callback_arg)); #if defined RB_BLOCK_CALL_FUNC_STRICT && RB_BLOCK_CALL_FUNC_STRICT typedef rb_block_call_func rb_block_call_func_t; #else typedef VALUE (rb_block_call_func_t)(ANYARGS); #endif VALUE rb_each(VALUE); VALUE rb_yield(VALUE); VALUE rb_yield_values(int n, ...); VALUE rb_yield_values2(int n, const VALUE argv); VALUE rb_yield_splat(VALUE); VALUE rb_yield_block(VALUE, VALUE, int, const VALUE , VALUE); /* rb_block_call_func / int rb_block_given_p(void); void rb_need_block(void); VALUE rb_iterate(VALUE()(VALUE),VALUE,VALUE()(ANYARGS),VALUE); VALUE rb_block_call(VALUE,ID,int,const VALUE,rb_block_call_func_t,VALUE); VALUE rb_rescue(VALUE()(ANYARGS),VALUE,VALUE()(ANYARGS),VALUE); VALUE rb_rescue2(VALUE()(ANYARGS),VALUE,VALUE()(ANYARGS),VALUE,...); VALUE rb_ensure(VALUE()(ANYARGS),VALUE,VALUE()(ANYARGS),VALUE); VALUE rb_catch(const char,VALUE()(ANYARGS),VALUE); VALUE rb_catch_obj(VALUE,VALUE()(ANYARGS),VALUE); NORETURN(void rb_throw(const char,VALUE)); NORETURN(void rb_throw_obj(VALUE,VALUE)); VALUE rb_require(const char); RUBY_EXTERN VALUE rb_mKernel; RUBY_EXTERN VALUE rb_mComparable; RUBY_EXTERN VALUE rb_mEnumerable; RUBY_EXTERN VALUE rb_mErrno; RUBY_EXTERN VALUE rb_mFileTest; RUBY_EXTERN VALUE rb_mGC; RUBY_EXTERN VALUE rb_mMath; RUBY_EXTERN VALUE rb_mProcess; RUBY_EXTERN VALUE rb_mWaitReadable; RUBY_EXTERN VALUE rb_mWaitWritable; RUBY_EXTERN VALUE rb_cBasicObject; RUBY_EXTERN VALUE rb_cObject; RUBY_EXTERN VALUE rb_cArray; RUBY_EXTERN VALUE rb_cBignum; RUBY_EXTERN VALUE rb_cBinding; RUBY_EXTERN VALUE rb_cClass; RUBY_EXTERN VALUE rb_cCont; RUBY_EXTERN VALUE rb_cDir; RUBY_EXTERN VALUE rb_cData; RUBY_EXTERN VALUE rb_cFalseClass; RUBY_EXTERN VALUE rb_cEncoding; RUBY_EXTERN VALUE rb_cEnumerator; RUBY_EXTERN VALUE rb_cFile; RUBY_EXTERN VALUE rb_cFixnum; RUBY_EXTERN VALUE rb_cFloat; RUBY_EXTERN VALUE rb_cHash; RUBY_EXTERN VALUE rb_cInteger; RUBY_EXTERN VALUE rb_cIO; RUBY_EXTERN VALUE rb_cMatch; RUBY_EXTERN VALUE rb_cMethod; RUBY_EXTERN VALUE rb_cModule; RUBY_EXTERN VALUE rb_cNameErrorMesg; RUBY_EXTERN VALUE rb_cNilClass; RUBY_EXTERN VALUE rb_cNumeric; RUBY_EXTERN VALUE rb_cProc; RUBY_EXTERN VALUE rb_cRandom; RUBY_EXTERN VALUE rb_cRange; RUBY_EXTERN VALUE rb_cRational; RUBY_EXTERN VALUE rb_cComplex; RUBY_EXTERN VALUE rb_cRegexp; RUBY_EXTERN VALUE rb_cStat; RUBY_EXTERN VALUE rb_cString; RUBY_EXTERN VALUE rb_cStruct; RUBY_EXTERN VALUE rb_cSymbol; RUBY_EXTERN VALUE rb_cThread; RUBY_EXTERN VALUE rb_cTime; RUBY_EXTERN VALUE rb_cTrueClass; RUBY_EXTERN VALUE rb_cUnboundMethod; RUBY_EXTERN VALUE rb_eException; RUBY_EXTERN VALUE rb_eStandardError; RUBY_EXTERN VALUE rb_eSystemExit; RUBY_EXTERN VALUE rb_eInterrupt; RUBY_EXTERN VALUE rb_eSignal; RUBY_EXTERN VALUE rb_eFatal; RUBY_EXTERN VALUE rb_eArgError; RUBY_EXTERN VALUE rb_eEOFError; RUBY_EXTERN VALUE rb_eIndexError; RUBY_EXTERN VALUE rb_eStopIteration; RUBY_EXTERN VALUE rb_eKeyError; RUBY_EXTERN VALUE rb_eRangeError; RUBY_EXTERN VALUE rb_eIOError; RUBY_EXTERN VALUE rb_eRuntimeError; RUBY_EXTERN VALUE rb_eSecurityError; RUBY_EXTERN VALUE rb_eSystemCallError; RUBY_EXTERN VALUE rb_eThreadError; RUBY_EXTERN VALUE rb_eTypeError; RUBY_EXTERN VALUE rb_eZeroDivError; RUBY_EXTERN VALUE rb_eNotImpError; RUBY_EXTERN VALUE rb_eNoMemError; RUBY_EXTERN VALUE rb_eNoMethodError; RUBY_EXTERN VALUE rb_eFloatDomainError; RUBY_EXTERN VALUE rb_eLocalJumpError; RUBY_EXTERN VALUE rb_eSysStackError; RUBY_EXTERN VALUE rb_eRegexpError; RUBY_EXTERN VALUE rb_eEncodingError; RUBY_EXTERN VALUE rb_eEncCompatError; RUBY_EXTERN VALUE rb_eScriptError; RUBY_EXTERN VALUE rb_eNameError; RUBY_EXTERN VALUE rb_eSyntaxError; RUBY_EXTERN VALUE rb_eLoadError; RUBY_EXTERN VALUE rb_eMathDomainError; RUBY_EXTERN VALUE rb_stdin, rb_stdout, rb_stderr; static inline VALUE rb_class_of(VALUE obj) { if (IMMEDIATE_P(obj)) { if (FIXNUM_P(obj)) return rb_cFixnum; if (FLONUM_P(obj)) return rb_cFloat; if (obj == Qtrue) return rb_cTrueClass; if (SYMBOL_P(obj)) return rb_cSymbol; } else if (!RTEST(obj)) { if (obj == Qnil) return rb_cNilClass; if (obj == Qfalse) return rb_cFalseClass; } return RBASIC(obj)->klass; } static inline int rb_type(VALUE obj) { if (IMMEDIATE_P(obj)) { if (FIXNUM_P(obj)) return T_FIXNUM; if (FLONUM_P(obj)) return T_FLOAT; if (obj == Qtrue) return T_TRUE; if (SYMBOL_P(obj)) return T_SYMBOL; if (obj == Qundef) return T_UNDEF; } else if (!RTEST(obj)) { if (obj == Qnil) return T_NIL; if (obj == Qfalse) return T_FALSE; } return BUILTIN_TYPE(obj); } #define RB_FLOAT_TYPE_P(obj) (FLONUM_P(obj) \|\| (!SPECIAL_CONST_P(obj) && BUILTIN_TYPE(obj) == T_FLOAT)) #define RB_TYPE_P(obj, type) ( \ ((type) == T_FIXNUM) ? FIXNUM_P(obj) : \ ((type) == T_TRUE) ? ((obj) == Qtrue) : \ ((type) == T_FALSE) ? ((obj) == Qfalse) : \ ((type) == T_NIL) ? ((obj) == Qnil) : \ ((type) == T_UNDEF) ? ((obj) == Qundef) : \ ((type) == T_SYMBOL) ? SYMBOL_P(obj) : \ ((type) == T_FLOAT) ? RB_FLOAT_TYPE_P(obj) : \ (!SPECIAL_CONST_P(obj) && BUILTIN_TYPE(obj) == (type))) #ifdef __GNUC__ #define rb_type_p(obj, type) \ __extension__ (__builtin_constant_p(type) ? RB_TYPE_P((obj), (type)) : \ rb_type(obj) == (type)) #else #define rb_type_p(obj, type) (rb_type(obj) == (type)) #endif #ifdef __GNUC__ #define rb_special_const_p(obj) \ __extension__ ({VALUE special_const_obj = (obj); (int)(SPECIAL_CONST_P(special_const_obj) ? Qtrue : Qfalse);}) #else static inline int rb_special_const_p(VALUE obj) { if (SPECIAL_CONST_P(obj)) return (int)Qtrue; return (int)Qfalse; } #endif #include "ruby/intern.h" #if defined(EXTLIB) && defined(USE_DLN_A_OUT) / hook for external modules / static char dln_libs_to_be_linked[] = { EXTLIB, 0 }; #endif #define RUBY_VM 1 /* YARV / #define HAVE_NATIVETHREAD int ruby_native_thread_p(void); / traditional set_trace_func events / #define RUBY_EVENT_NONE 0x0000 #define RUBY_EVENT_LINE 0x0001 #define RUBY_EVENT_CLASS 0x0002 #define RUBY_EVENT_END 0x0004 #define RUBY_EVENT_CALL 0x0008 #define RUBY_EVENT_RETURN 0x0010 #define RUBY_EVENT_C_CALL 0x0020 #define RUBY_EVENT_C_RETURN 0x0040 #define RUBY_EVENT_RAISE 0x0080 #define RUBY_EVENT_ALL 0x00ff / for TracePoint extended events / #define RUBY_EVENT_B_CALL 0x0100 #define RUBY_EVENT_B_RETURN 0x0200 #define RUBY_EVENT_THREAD_BEGIN 0x0400 #define RUBY_EVENT_THREAD_END 0x0800 #define RUBY_EVENT_TRACEPOINT_ALL 0xffff / special events / #define RUBY_EVENT_SPECIFIED_LINE 0x010000 #define RUBY_EVENT_COVERAGE 0x020000 / internal events / #define RUBY_INTERNAL_EVENT_SWITCH 0x040000 #define RUBY_EVENT_SWITCH 0x040000 / obsolete name. this macro is for compatibility / / 0x080000 / #define RUBY_INTERNAL_EVENT_NEWOBJ 0x100000 #define RUBY_INTERNAL_EVENT_FREEOBJ 0x200000 #define RUBY_INTERNAL_EVENT_GC_START 0x400000 #define RUBY_INTERNAL_EVENT_GC_END_MARK 0x800000 #define RUBY_INTERNAL_EVENT_GC_END_SWEEP 0x1000000 #define RUBY_INTERNAL_EVENT_OBJSPACE_MASK 0x1f00000 #define RUBY_INTERNAL_EVENT_MASK 0xfffe0000 typedef unsigned long rb_event_flag_t; typedef void (rb_event_hook_func_t)(rb_event_flag_t evflag, VALUE data, VALUE self, ID mid, VALUE klass); #define RB_EVENT_HOOKS_HAVE_CALLBACK_DATA 1 void rb_add_event_hook(rb_event_hook_func_t func, rb_event_flag_t events, VALUE data); int rb_remove_event_hook(rb_event_hook_func_t func); /* locale insensitive functions / #define rb_isascii(c) ((unsigned long)(c) < 128) int rb_isalnum(int c); int rb_isalpha(int c); int rb_isblank(int c); int rb_iscntrl(int c); int rb_isdigit(int c); int rb_isgraph(int c); int rb_islower(int c); int rb_isprint(int c); int rb_ispunct(int c); int rb_isspace(int c); int rb_isupper(int c); int rb_isxdigit(int c); int rb_tolower(int c); int rb_toupper(int c); #ifndef ISPRINT #define ISASCII(c) rb_isascii((unsigned char)(c)) #undef ISPRINT #define ISPRINT(c) rb_isprint((unsigned char)(c)) #define ISGRAPH(c) rb_isgraph((unsigned char)(c)) #define ISSPACE(c) rb_isspace((unsigned char)(c)) #define ISUPPER(c) rb_isupper((unsigned char)(c)) #define ISLOWER(c) rb_islower((unsigned char)(c)) #define ISALNUM(c) rb_isalnum((unsigned char)(c)) #define ISALPHA(c) rb_isalpha((unsigned char)(c)) #define ISDIGIT(c) rb_isdigit((unsigned char)(c)) #define ISXDIGIT(c) rb_isxdigit((unsigned char)(c)) #endif #define TOUPPER(c) rb_toupper((unsigned char)(c)) #define TOLOWER(c) rb_tolower((unsigned char)(c)) int st_locale_insensitive_strcasecmp(const char s1, const char s2); int st_locale_insensitive_strncasecmp(const char s1, const char s2, size_t n); #define STRCASECMP(s1, s2) (st_locale_insensitive_strcasecmp((s1), (s2))) #define STRNCASECMP(s1, s2, n) (st_locale_insensitive_strncasecmp((s1), (s2), (n))) unsigned long ruby_strtoul(const char str, char *endptr, int base); #define STRTOUL(str, endptr, base) (ruby_strtoul((str), (endptr), (base))) #define InitVM(ext) {void InitVM_##ext(void);InitVM_##ext();} PRINTF_ARGS(int ruby_snprintf(char str, size_t n, char const fmt, ...), 3, 4); int ruby_vsnprintf(char str, size_t n, char const fmt, va_list ap); #ifndef RUBY_DONT_SUBST #include "ruby/subst.h" #endif /* * @defgroup embed CRuby Embedding APIs * CRuby interpreter APIs. These are APIs to embed MRI interpreter into your * program. * These functions are not a part of Ruby extension library API. * Extension libraries of Ruby should not depend on these functions. * @{ / /* @defgroup ruby1 ruby(1) implementation * A part of the implementation of ruby(1) command. * Other programs that embed Ruby interpreter do not always need to use these * functions. * @{ / void ruby_sysinit(int argc, char **argv); void ruby_init(void); void ruby_options(int argc, char** argv); int ruby_executable_node(void n, int status); int ruby_run_node(void n); / version.c / void ruby_show_version(void); void ruby_show_copyright(void); /! A convenience macro to call ruby_init_stack(). Must be placed just after * variable declarations / #define RUBY_INIT_STACK \ VALUE variable_in_this_stack_frame; \ ruby_init_stack(&variable_in_this_stack_frame); /! @} / #ifdef __ia64 void ruby_init_stack(volatile VALUE, void); #define ruby_init_stack(addr) ruby_init_stack((addr), rb_ia64_bsp()) #else void ruby_init_stack(volatile VALUE); #endif #define Init_stack(addr) ruby_init_stack(addr) int ruby_setup(void); int ruby_cleanup(volatile int); void ruby_finalize(void); NORETURN(void ruby_stop(int)); void ruby_set_stack_size(size_t); int ruby_stack_check(void); size_t ruby_stack_length(VALUE*); int ruby_exec_node(void n); void ruby_script(const char* name); void ruby_set_script_name(VALUE name); void ruby_prog_init(void); void ruby_set_argv(int, char*); void ruby_process_options(int, char*); void ruby_init_loadpath(void); void ruby_incpush(const char); void ruby_sig_finalize(void); /! @} / RUBY_SYMBOL_EXPORT_END #if defined(__cplusplus) #if 0 { /* satisfy cc-mode / #endif } / extern "C" { / #endif #endif / RUBY_RUBY_H */ Back

Edit File : ruby.h | Size : 55.45 KB

/**********************************************************************

ruby/ruby.h -

$Author: usa $
  created at: Thu Jun 10 14:26:32 JST 1993

**********************************************************************/

#ifndef RUBY_RUBY_H
#define RUBY_RUBY_H 1

#if defined(__cplusplus)
extern "C" {
#if 0
} /* satisfy cc-mode */
#endif
#endif

#include "ruby/config.h"
#ifdef RUBY_EXTCONF_H
#include RUBY_EXTCONF_H
#endif

#include "defines.h"

#define NORETURN_STYLE_NEW 1
#ifndef NORETURN
# define NORETURN(x) x
#endif
#ifndef DEPRECATED
# define DEPRECATED(x) x
#endif
#ifndef NOINLINE
# define NOINLINE(x) x
#endif
#ifndef UNREACHABLE
# define UNREACHABLE		/* unreachable */
#endif

#ifdef __GNUC__
#define PRINTF_ARGS(decl, string_index, first_to_check) \
  decl __attribute__((format(printf, string_index, first_to_check)))
#else
#define PRINTF_ARGS(decl, string_index, first_to_check) decl
#endif

#ifdef HAVE_INTRINSICS_H
# include <intrinsics.h>
#endif

#include <stdarg.h>

RUBY_SYMBOL_EXPORT_BEGIN

/* Make alloca work the best possible way.  */
#ifdef __GNUC__
# ifndef atarist
#  ifndef alloca
#   define alloca __builtin_alloca
#  endif
# endif	/* atarist */
#else
# ifdef HAVE_ALLOCA_H
#  include <alloca.h>
# else
#  ifdef _AIX
#pragma alloca
#  else
#   ifndef alloca		/* predefined by HP cc +Olibcalls */
void *alloca();
#   endif
#  endif /* AIX */
# endif	/* HAVE_ALLOCA_H */
#endif /* __GNUC__ */

#if defined HAVE_UINTPTR_T && 0
typedef uintptr_t VALUE;
typedef uintptr_t ID;
# define SIGNED_VALUE intptr_t
# define SIZEOF_VALUE SIZEOF_UINTPTR_T
# undef PRI_VALUE_PREFIX
#elif SIZEOF_LONG == SIZEOF_VOIDP
typedef unsigned long VALUE;
typedef unsigned long ID;
# define SIGNED_VALUE long
# define SIZEOF_VALUE SIZEOF_LONG
# define PRI_VALUE_PREFIX "l"
#elif SIZEOF_LONG_LONG == SIZEOF_VOIDP
typedef unsigned LONG_LONG VALUE;
typedef unsigned LONG_LONG ID;
# define SIGNED_VALUE LONG_LONG
# define LONG_LONG_VALUE 1
# define SIZEOF_VALUE SIZEOF_LONG_LONG
# define PRI_VALUE_PREFIX PRI_LL_PREFIX
#else
# error ---->> ruby requires sizeof(void*) == sizeof(long) or sizeof(LONG_LONG) to be compiled. <<----
#endif

typedef char ruby_check_sizeof_int[SIZEOF_INT == sizeof(int) ? 1 : -1];
typedef char ruby_check_sizeof_long[SIZEOF_LONG == sizeof(long) ? 1 : -1];
#ifdef HAVE_LONG_LONG
typedef char ruby_check_sizeof_long_long[SIZEOF_LONG_LONG == sizeof(LONG_LONG) ? 1 : -1];
#endif
typedef char ruby_check_sizeof_voidp[SIZEOF_VOIDP == sizeof(void*) ? 1 : -1];

#ifndef PRI_INT_PREFIX
#define PRI_INT_PREFIX ""
#endif
#ifndef PRI_LONG_PREFIX
#define PRI_LONG_PREFIX "l"
#endif

#if SIZEOF_LONG == 8
#define PRI_64_PREFIX PRI_LONG_PREFIX
#elif SIZEOF_LONG_LONG == 8
#define PRI_64_PREFIX PRI_LL_PREFIX
#endif

#if defined PRIdPTR && !defined PRI_VALUE_PREFIX
#define PRIdVALUE PRIdPTR
#define PRIoVALUE PRIoPTR
#define PRIuVALUE PRIuPTR
#define PRIxVALUE PRIxPTR
#define PRIXVALUE PRIXPTR
#define PRIsVALUE PRIiPTR
#else
#define PRIdVALUE PRI_VALUE_PREFIX"d"
#define PRIoVALUE PRI_VALUE_PREFIX"o"
#define PRIuVALUE PRI_VALUE_PREFIX"u"
#define PRIxVALUE PRI_VALUE_PREFIX"x"
#define PRIXVALUE PRI_VALUE_PREFIX"X"
#define PRIsVALUE PRI_VALUE_PREFIX"i"
#endif
#ifndef PRI_VALUE_PREFIX
# define PRI_VALUE_PREFIX ""
#endif

#ifndef PRI_TIMET_PREFIX
# if SIZEOF_TIME_T == SIZEOF_INT
#  define PRI_TIMET_PREFIX
# elif SIZEOF_TIME_T == SIZEOF_LONG
#  define PRI_TIMET_PREFIX "l"
# elif SIZEOF_TIME_T == SIZEOF_LONG_LONG
#  define PRI_TIMET_PREFIX PRI_LL_PREFIX
# endif
#endif

#if defined PRI_PTRDIFF_PREFIX
#elif SIZEOF_PTRDIFF_T == SIZEOF_INT
# define PRI_PTRDIFF_PREFIX ""
#elif SIZEOF_PTRDIFF_T == SIZEOF_LONG
# define PRI_PTRDIFF_PREFIX "l"
#elif SIZEOF_PTRDIFF_T == SIZEOF_LONG_LONG
# define PRI_PTRDIFF_PREFIX PRI_LL_PREFIX
#endif
#define PRIdPTRDIFF PRI_PTRDIFF_PREFIX"d"
#define PRIiPTRDIFF PRI_PTRDIFF_PREFIX"i"
#define PRIoPTRDIFF PRI_PTRDIFF_PREFIX"o"
#define PRIuPTRDIFF PRI_PTRDIFF_PREFIX"u"
#define PRIxPTRDIFF PRI_PTRDIFF_PREFIX"x"
#define PRIXPTRDIFF PRI_PTRDIFF_PREFIX"X"

#if defined PRI_SIZE_PREFIX
#elif SIZEOF_SIZE_T == SIZEOF_INT
# define PRI_SIZE_PREFIX ""
#elif SIZEOF_SIZE_T == SIZEOF_LONG
# define PRI_SIZE_PREFIX "l"
#elif SIZEOF_SIZE_T == SIZEOF_LONG_LONG
# define PRI_SIZE_PREFIX PRI_LL_PREFIX
#endif
#define PRIdSIZE PRI_SIZE_PREFIX"d"
#define PRIiSIZE PRI_SIZE_PREFIX"i"
#define PRIoSIZE PRI_SIZE_PREFIX"o"
#define PRIuSIZE PRI_SIZE_PREFIX"u"
#define PRIxSIZE PRI_SIZE_PREFIX"x"
#define PRIXSIZE PRI_SIZE_PREFIX"X"

#ifdef __STDC__
# include <limits.h>
#else
# ifndef LONG_MAX
#  ifdef HAVE_LIMITS_H
#   include <limits.h>
#  else
    /* assuming 32bit(2's complement) long */
#   define LONG_MAX 2147483647
#  endif
# endif
# ifndef LONG_MIN
#  define LONG_MIN (-LONG_MAX-1)
# endif
# ifndef CHAR_BIT
#  define CHAR_BIT 8
# endif
#endif

#ifdef HAVE_LONG_LONG
# ifndef LLONG_MAX
#  ifdef LONG_LONG_MAX
#   define LLONG_MAX  LONG_LONG_MAX
#  else
#   ifdef _I64_MAX
#    define LLONG_MAX _I64_MAX
#   else
    /* assuming 64bit(2's complement) long long */
#    define LLONG_MAX 9223372036854775807LL
#   endif
#  endif
# endif
# ifndef LLONG_MIN
#  ifdef LONG_LONG_MIN
#   define LLONG_MIN  LONG_LONG_MIN
#  else
#   ifdef _I64_MIN
#    define LLONG_MIN _I64_MIN
#   else
#    define LLONG_MIN (-LLONG_MAX-1)
#   endif
#  endif
# endif
#endif

#define FIXNUM_MAX (LONG_MAX>>1)
#define FIXNUM_MIN RSHIFT((long)LONG_MIN,1)

#define INT2FIX(i) ((VALUE)(((SIGNED_VALUE)(i))<<1 | FIXNUM_FLAG))
#define LONG2FIX(i) INT2FIX(i)
#define rb_fix_new(v) INT2FIX(v)
VALUE rb_int2inum(SIGNED_VALUE);

#define rb_int_new(v) rb_int2inum(v)
VALUE rb_uint2inum(VALUE);

#define rb_uint_new(v) rb_uint2inum(v)

#ifdef HAVE_LONG_LONG
VALUE rb_ll2inum(LONG_LONG);
#define LL2NUM(v) rb_ll2inum(v)
VALUE rb_ull2inum(unsigned LONG_LONG);
#define ULL2NUM(v) rb_ull2inum(v)
#endif

#ifndef OFFT2NUM
#if SIZEOF_OFF_T > SIZEOF_LONG && defined(HAVE_LONG_LONG)
# define OFFT2NUM(v) LL2NUM(v)
#elif SIZEOF_OFF_T == SIZEOF_LONG
# define OFFT2NUM(v) LONG2NUM(v)
#else
# define OFFT2NUM(v) INT2NUM(v)
#endif
#endif

#if SIZEOF_SIZE_T > SIZEOF_LONG && defined(HAVE_LONG_LONG)
# define SIZET2NUM(v) ULL2NUM(v)
# define SSIZET2NUM(v) LL2NUM(v)
#elif SIZEOF_SIZE_T == SIZEOF_LONG
# define SIZET2NUM(v) ULONG2NUM(v)
# define SSIZET2NUM(v) LONG2NUM(v)
#else
# define SIZET2NUM(v) UINT2NUM(v)
# define SSIZET2NUM(v) INT2NUM(v)
#endif

#ifndef SIZE_MAX
# if SIZEOF_SIZE_T > SIZEOF_LONG && defined(HAVE_LONG_LONG)
#   define SIZE_MAX ULLONG_MAX
#   define SIZE_MIN ULLONG_MIN
# elif SIZEOF_SIZE_T == SIZEOF_LONG
#   define SIZE_MAX ULONG_MAX
#   define SIZE_MIN ULONG_MIN
# elif SIZEOF_SIZE_T == SIZEOF_INT
#   define SIZE_MAX UINT_MAX
#   define SIZE_MIN UINT_MIN
# else
#   define SIZE_MAX USHRT_MAX
#   define SIZE_MIN USHRT_MIN
# endif
#endif

#ifndef SSIZE_MAX
# if SIZEOF_SIZE_T > SIZEOF_LONG && defined(HAVE_LONG_LONG)
#   define SSIZE_MAX LLONG_MAX
#   define SSIZE_MIN LLONG_MIN
# elif SIZEOF_SIZE_T == SIZEOF_LONG
#   define SSIZE_MAX LONG_MAX
#   define SSIZE_MIN LONG_MIN
# elif SIZEOF_SIZE_T == SIZEOF_INT
#   define SSIZE_MAX INT_MAX
#   define SSIZE_MIN INT_MIN
# else
#   define SSIZE_MAX SHRT_MAX
#   define SSIZE_MIN SHRT_MIN
# endif
#endif

#if SIZEOF_INT < SIZEOF_VALUE
NORETURN(void rb_out_of_int(SIGNED_VALUE num));
#endif

#if SIZEOF_INT < SIZEOF_LONG
static inline int
rb_long2int_inline(long n)
{
    int i = (int)n;
    if ((long)i != n)
	rb_out_of_int(n);

return i;
}
#define rb_long2int(n) rb_long2int_inline(n)
#else
#define rb_long2int(n) ((int)(n))
#endif

#ifndef PIDT2NUM
#define PIDT2NUM(v) LONG2NUM(v)
#endif
#ifndef NUM2PIDT
#define NUM2PIDT(v) NUM2LONG(v)
#endif
#ifndef UIDT2NUM
#define UIDT2NUM(v) LONG2NUM(v)
#endif
#ifndef NUM2UIDT
#define NUM2UIDT(v) NUM2LONG(v)
#endif
#ifndef GIDT2NUM
#define GIDT2NUM(v) LONG2NUM(v)
#endif
#ifndef NUM2GIDT
#define NUM2GIDT(v) NUM2LONG(v)
#endif
#ifndef NUM2MODET
#define NUM2MODET(v) NUM2INT(v)
#endif
#ifndef MODET2NUM
#define MODET2NUM(v) INT2NUM(v)
#endif

#define FIX2LONG(x) ((long)RSHIFT((SIGNED_VALUE)(x),1))
#define FIX2ULONG(x) ((unsigned long)FIX2LONG(x))
#define FIXNUM_P(f) (((int)(SIGNED_VALUE)(f))&FIXNUM_FLAG)
#define POSFIXABLE(f) ((f) < FIXNUM_MAX+1)
#define NEGFIXABLE(f) ((f) >= FIXNUM_MIN)
#define FIXABLE(f) (POSFIXABLE(f) && NEGFIXABLE(f))

#define IMMEDIATE_P(x) ((VALUE)(x) & IMMEDIATE_MASK)

#define SYMBOL_P(x) (((VALUE)(x)&~((~(VALUE)0)<<RUBY_SPECIAL_SHIFT))==SYMBOL_FLAG)
#define ID2SYM(x) (((VALUE)(x)<<RUBY_SPECIAL_SHIFT)|SYMBOL_FLAG)
#define SYM2ID(x) RSHIFT((unsigned long)(x),RUBY_SPECIAL_SHIFT)

#ifndef USE_FLONUM
#if SIZEOF_VALUE >= SIZEOF_DOUBLE
#define USE_FLONUM 1
#else
#define USE_FLONUM 0
#endif
#endif

#if USE_FLONUM
#define FLONUM_P(x) ((((int)(SIGNED_VALUE)(x))&FLONUM_MASK) == FLONUM_FLAG)
#else
#define FLONUM_P(x) 0
#endif

/* Module#methods, #singleton_methods and so on return Symbols */
#define USE_SYMBOL_AS_METHOD_NAME 1

/*
!USE_FLONUM
-------------------------
...xxxx xxx1 Fixnum
...0000 1110 Symbol
...0000 0000 Qfalse
...0000 0010 Qtrue
...0000 0100 Qnil
...0000 0110 Qundef

USE_FLONUM
-------------------------
...xxxx xxx1 Fixnum
...xxxx xx10 Flonum
...0000 1100 Symbol
...0000 0000 Qfalse  0x00 =  0
...0000 1000 Qnil    0x08 =  8
...0001 0100 Qtrue   0x14 = 20
...0011 0100 Qundef  0x34 = 52
 */

/* special constants - i.e. non-zero and non-fixnum constants */
enum ruby_special_consts {
#if USE_FLONUM
    RUBY_Qfalse = 0x00,
    RUBY_Qtrue  = 0x14,
    RUBY_Qnil   = 0x08,
    RUBY_Qundef = 0x34,

RUBY_IMMEDIATE_MASK = 0x07,
    RUBY_FIXNUM_FLAG    = 0x01,
    RUBY_FLONUM_MASK    = 0x03,
    RUBY_FLONUM_FLAG    = 0x02,
    RUBY_SYMBOL_FLAG    = 0x0c,
    RUBY_SPECIAL_SHIFT  = 8
#else
    RUBY_Qfalse = 0,
    RUBY_Qtrue  = 2,
    RUBY_Qnil   = 4,
    RUBY_Qundef = 6,

RUBY_IMMEDIATE_MASK = 0x03,
    RUBY_FIXNUM_FLAG    = 0x01,
    RUBY_FLONUM_MASK    = 0x00,	/* any values ANDed with FLONUM_MASK cannot be FLONUM_FLAG */
    RUBY_FLONUM_FLAG    = 0x02,
    RUBY_SYMBOL_FLAG    = 0x0e,
    RUBY_SPECIAL_SHIFT  = 8
#endif
};

#define Qfalse ((VALUE)RUBY_Qfalse)
#define Qtrue  ((VALUE)RUBY_Qtrue)
#define Qnil   ((VALUE)RUBY_Qnil)
#define Qundef ((VALUE)RUBY_Qundef)	/* undefined value for placeholder */
#define IMMEDIATE_MASK RUBY_IMMEDIATE_MASK
#define FIXNUM_FLAG RUBY_FIXNUM_FLAG
#if USE_FLONUM
#define FLONUM_MASK RUBY_FLONUM_MASK
#define FLONUM_FLAG RUBY_FLONUM_FLAG
#endif
#define SYMBOL_FLAG RUBY_SYMBOL_FLAG

#define RTEST(v) !(((VALUE)(v) & ~Qnil) == 0)
#define NIL_P(v) !((VALUE)(v) != Qnil)

#define CLASS_OF(v) rb_class_of((VALUE)(v))

enum ruby_value_type {
    RUBY_T_NONE   = 0x00,

RUBY_T_OBJECT = 0x01,
    RUBY_T_CLASS  = 0x02,
    RUBY_T_MODULE = 0x03,
    RUBY_T_FLOAT  = 0x04,
    RUBY_T_STRING = 0x05,
    RUBY_T_REGEXP = 0x06,
    RUBY_T_ARRAY  = 0x07,
    RUBY_T_HASH   = 0x08,
    RUBY_T_STRUCT = 0x09,
    RUBY_T_BIGNUM = 0x0a,
    RUBY_T_FILE   = 0x0b,
    RUBY_T_DATA   = 0x0c,
    RUBY_T_MATCH  = 0x0d,
    RUBY_T_COMPLEX  = 0x0e,
    RUBY_T_RATIONAL = 0x0f,

RUBY_T_NIL    = 0x11,
    RUBY_T_TRUE   = 0x12,
    RUBY_T_FALSE  = 0x13,
    RUBY_T_SYMBOL = 0x14,
    RUBY_T_FIXNUM = 0x15,

RUBY_T_UNDEF  = 0x1b,
    RUBY_T_NODE   = 0x1c,
    RUBY_T_ICLASS = 0x1d,
    RUBY_T_ZOMBIE = 0x1e,

RUBY_T_MASK   = 0x1f
};

#define T_NONE   RUBY_T_NONE
#define T_NIL    RUBY_T_NIL
#define T_OBJECT RUBY_T_OBJECT
#define T_CLASS  RUBY_T_CLASS
#define T_ICLASS RUBY_T_ICLASS
#define T_MODULE RUBY_T_MODULE
#define T_FLOAT  RUBY_T_FLOAT
#define T_STRING RUBY_T_STRING
#define T_REGEXP RUBY_T_REGEXP
#define T_ARRAY  RUBY_T_ARRAY
#define T_HASH   RUBY_T_HASH
#define T_STRUCT RUBY_T_STRUCT
#define T_BIGNUM RUBY_T_BIGNUM
#define T_FILE   RUBY_T_FILE
#define T_FIXNUM RUBY_T_FIXNUM
#define T_TRUE   RUBY_T_TRUE
#define T_FALSE  RUBY_T_FALSE
#define T_DATA   RUBY_T_DATA
#define T_MATCH  RUBY_T_MATCH
#define T_SYMBOL RUBY_T_SYMBOL
#define T_RATIONAL RUBY_T_RATIONAL
#define T_COMPLEX RUBY_T_COMPLEX
#define T_UNDEF  RUBY_T_UNDEF
#define T_NODE   RUBY_T_NODE
#define T_ZOMBIE RUBY_T_ZOMBIE
#define T_MASK   RUBY_T_MASK

#define BUILTIN_TYPE(x) (int)(((struct RBasic*)(x))->flags & T_MASK)

static inline int rb_type(VALUE obj);
#define TYPE(x) rb_type((VALUE)(x))

/* RB_GC_GUARD_PTR() is an intermediate macro, and has no effect by
 * itself.  don't use it directly */
#ifdef __GNUC__
#define RB_GC_GUARD_PTR(ptr) \
    __extension__ ({volatile VALUE *rb_gc_guarded_ptr = (ptr); rb_gc_guarded_ptr;})
#else
#ifdef _MSC_VER
#pragma optimize("", off)
static inline volatile VALUE *rb_gc_guarded_ptr(volatile VALUE *ptr) {return ptr;}
#pragma optimize("", on)
#else
volatile VALUE *rb_gc_guarded_ptr(volatile VALUE *ptr);
#define HAVE_RB_GC_GUARDED_PTR 1
#endif
#define RB_GC_GUARD_PTR(ptr) rb_gc_guarded_ptr(ptr)
#endif
#define RB_GC_GUARD(v) (*RB_GC_GUARD_PTR(&(v)))

#ifdef __GNUC__
#define RB_UNUSED_VAR(x) x __attribute__ ((unused))
#else
#define RB_UNUSED_VAR(x) x
#endif

void rb_check_type(VALUE,int);
#define Check_Type(v,t) rb_check_type((VALUE)(v),(t))

VALUE rb_str_to_str(VALUE);
VALUE rb_string_value(volatile VALUE*);
char *rb_string_value_ptr(volatile VALUE*);
char *rb_string_value_cstr(volatile VALUE*);

#define StringValue(v) rb_string_value(&(v))
#define StringValuePtr(v) rb_string_value_ptr(&(v))
#define StringValueCStr(v) rb_string_value_cstr(&(v))

void rb_check_safe_obj(VALUE);
DEPRECATED(void rb_check_safe_str(VALUE));
#define SafeStringValue(v) do {\
    StringValue(v);\
    rb_check_safe_obj(v);\
} while (0)
/* obsolete macro - use SafeStringValue(v) */
#define Check_SafeStr(v) rb_check_safe_str((VALUE)(v))

VALUE rb_str_export(VALUE);
#define ExportStringValue(v) do {\
    SafeStringValue(v);\
   (v) = rb_str_export(v);\
} while (0)
VALUE rb_str_export_locale(VALUE);

VALUE rb_get_path(VALUE);
#define FilePathValue(v) (RB_GC_GUARD(v) = rb_get_path(v))

VALUE rb_get_path_no_checksafe(VALUE);
#define FilePathStringValue(v) ((v) = rb_get_path_no_checksafe(v))

#define RUBY_SAFE_LEVEL_MAX 3
void rb_secure(int);
int rb_safe_level(void);
void rb_set_safe_level(int);
#if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
int ruby_safe_level_4_error(void) __attribute__((error("$SAFE=4 is obsolete")));
int ruby_safe_level_4_warning(void) __attribute__((warning("$SAFE=4 is obsolete")));
# ifdef RUBY_EXPORT
#   define ruby_safe_level_4_warning() ruby_safe_level_4_error()
# endif
#define RUBY_SAFE_LEVEL_INVALID_P(level) \
    __extension__(__builtin_constant_p(level) && \
		  ((level) < 0 || RUBY_SAFE_LEVEL_MAX < (level)))
#define RUBY_SAFE_LEVEL_CHECK(level, type) \
    (RUBY_SAFE_LEVEL_INVALID_P(level) ? ruby_safe_level_4_##type() : (level))
#define rb_secure(level) rb_secure(RUBY_SAFE_LEVEL_CHECK(level, warning))
#define rb_set_safe_level(level) rb_set_safe_level(RUBY_SAFE_LEVEL_CHECK(level, error))
#endif
void rb_set_safe_level_force(int);
void rb_secure_update(VALUE);
NORETURN(void rb_insecure_operation(void));

VALUE rb_errinfo(void);
void rb_set_errinfo(VALUE);

SIGNED_VALUE rb_num2long(VALUE);
VALUE rb_num2ulong(VALUE);
static inline long
rb_num2long_inline(VALUE x)
{
    if (FIXNUM_P(x))
	return FIX2LONG(x);
    else
	return (long)rb_num2long(x);
}
#define NUM2LONG(x) rb_num2long_inline(x)
static inline unsigned long
rb_num2ulong_inline(VALUE x)
{
    if (FIXNUM_P(x))
	return (unsigned long)FIX2LONG(x);
    else
	return (unsigned long)rb_num2ulong(x);
}
#define NUM2ULONG(x) rb_num2ulong_inline(x)
#if SIZEOF_INT < SIZEOF_LONG
long rb_num2int(VALUE);
long rb_fix2int(VALUE);
#define FIX2INT(x) ((int)rb_fix2int((VALUE)(x)))

static inline int
rb_num2int_inline(VALUE x)
{
    if (FIXNUM_P(x))
	return FIX2INT(x);
    else
	return (int)rb_num2int(x);
}
#define NUM2INT(x) rb_num2int_inline(x)

unsigned long rb_num2uint(VALUE);
#define NUM2UINT(x) ((unsigned int)rb_num2uint(x))
unsigned long rb_fix2uint(VALUE);
#define FIX2UINT(x) ((unsigned int)rb_fix2uint(x))
#else /* SIZEOF_INT < SIZEOF_LONG */
#define NUM2INT(x) ((int)NUM2LONG(x))
#define NUM2UINT(x) ((unsigned int)NUM2ULONG(x))
#define FIX2INT(x) ((int)FIX2LONG(x))
#define FIX2UINT(x) ((unsigned int)FIX2ULONG(x))
#endif /* SIZEOF_INT < SIZEOF_LONG */

short rb_num2short(VALUE);
unsigned short rb_num2ushort(VALUE);
short rb_fix2short(VALUE);
unsigned short rb_fix2ushort(VALUE);
#define FIX2SHORT(x) (rb_fix2short((VALUE)(x)))
static inline short
rb_num2short_inline(VALUE x)
{
    if (FIXNUM_P(x))
	return FIX2SHORT(x);
    else
	return rb_num2short(x);
}

#define NUM2SHORT(x) rb_num2short_inline(x)
#define NUM2USHORT(x) rb_num2ushort(x)

#ifdef HAVE_LONG_LONG
LONG_LONG rb_num2ll(VALUE);
unsigned LONG_LONG rb_num2ull(VALUE);
static inline LONG_LONG
rb_num2ll_inline(VALUE x)
{
    if (FIXNUM_P(x))
	return FIX2LONG(x);
    else
	return rb_num2ll(x);
}
# define NUM2LL(x) rb_num2ll_inline(x)
# define NUM2ULL(x) rb_num2ull(x)
#endif

#if !defined(NUM2OFFT)
# if defined(HAVE_LONG_LONG) && SIZEOF_OFF_T > SIZEOF_LONG
#  define NUM2OFFT(x) ((off_t)NUM2LL(x))
# else
#  define NUM2OFFT(x) NUM2LONG(x)
# endif
#endif

#if defined(HAVE_LONG_LONG) && SIZEOF_SIZE_T > SIZEOF_LONG
# define NUM2SIZET(x) ((size_t)NUM2ULL(x))
# define NUM2SSIZET(x) ((ssize_t)NUM2LL(x))
#else
# define NUM2SIZET(x) NUM2ULONG(x)
# define NUM2SSIZET(x) NUM2LONG(x)
#endif

double rb_num2dbl(VALUE);
#define NUM2DBL(x) rb_num2dbl((VALUE)(x))

VALUE rb_uint2big(VALUE);
VALUE rb_int2big(SIGNED_VALUE);

VALUE rb_newobj(void);
VALUE rb_newobj_of(VALUE, VALUE);
VALUE rb_obj_setup(VALUE obj, VALUE klass, VALUE type);
#define NEWOBJ(obj,type) type *(obj) = (type*)rb_newobj()
#define NEWOBJ_OF(obj,type,klass,flags) type *(obj) = (type*)rb_newobj_of(klass, flags)
#define OBJSETUP(obj,c,t) rb_obj_setup(obj, c, t) /* use NEWOBJ_OF instead of NEWOBJ()+OBJSETUP() */
#define CLONESETUP(clone,obj) do {\
    OBJSETUP((clone),rb_singleton_class_clone((VALUE)(obj)),RBASIC(obj)->flags);\
    rb_singleton_class_attached(RBASIC(clone)->klass, (VALUE)(clone));\
    if (FL_TEST((obj), FL_EXIVAR)) rb_copy_generic_ivar((VALUE)(clone),(VALUE)(obj));\
} while (0)
#define DUPSETUP(dup,obj) do {\
    OBJSETUP((dup),rb_obj_class(obj), (RBASIC(obj)->flags)&(T_MASK|FL_EXIVAR|FL_TAINT)); \
    if (FL_TEST((obj), FL_EXIVAR)) rb_copy_generic_ivar((VALUE)(dup),(VALUE)(obj));\
} while (0)

#ifndef USE_RGENGC
#define USE_RGENGC 1
#endif

#ifndef RGENGC_WB_PROTECTED_ARRAY
#define RGENGC_WB_PROTECTED_ARRAY 1
#endif
#ifndef RGENGC_WB_PROTECTED_HASH
#define RGENGC_WB_PROTECTED_HASH 1
#endif
#ifndef RGENGC_WB_PROTECTED_STRUCT
#define RGENGC_WB_PROTECTED_STRUCT 1
#endif
#ifndef RGENGC_WB_PROTECTED_STRING
#define RGENGC_WB_PROTECTED_STRING 1
#endif
#ifndef RGENGC_WB_PROTECTED_OBJECT
#define RGENGC_WB_PROTECTED_OBJECT 1
#endif
#ifndef RGENGC_WB_PROTECTED_REGEXP
#define RGENGC_WB_PROTECTED_REGEXP 1
#endif
#ifndef RGENGC_WB_PROTECTED_CLASS
#define RGENGC_WB_PROTECTED_CLASS 1
#endif
#ifndef RGENGC_WB_PROTECTED_FLOAT
#define RGENGC_WB_PROTECTED_FLOAT 1
#endif
#ifndef RGENGC_WB_PROTECTED_COMPLEX
#define RGENGC_WB_PROTECTED_COMPLEX 1
#endif
#ifndef RGENGC_WB_PROTECTED_RATIONAL
#define RGENGC_WB_PROTECTED_RATIONAL 1
#endif
#ifndef RGENGC_WB_PROTECTED_BIGNUM
#define RGENGC_WB_PROTECTED_BIGNUM 1
#endif
#ifndef RGENGC_WB_PROTECTED_NODE_CREF
#define RGENGC_WB_PROTECTED_NODE_CREF 1
#endif

struct RBasic {
    VALUE flags;
    const VALUE klass;
}
#ifdef __GNUC__
    __attribute__((aligned(sizeof(VALUE))))
#endif
;

VALUE rb_obj_hide(VALUE obj);
VALUE rb_obj_reveal(VALUE obj, VALUE klass); /* do not use this API to change klass information */

#define RBASIC_CLASS(obj) (RBASIC(obj)->klass)

#define ROBJECT_EMBED_LEN_MAX 3
struct RObject {
    struct RBasic basic;
    union {
	struct {
	    long numiv;
	    VALUE *ivptr;
            struct st_table *iv_index_tbl; /* shortcut for RCLASS_IV_INDEX_TBL(rb_obj_class(obj)) */
	} heap;
	VALUE ary[ROBJECT_EMBED_LEN_MAX];
    } as;
};
#define ROBJECT_EMBED FL_USER1
#define ROBJECT_NUMIV(o) \
    ((RBASIC(o)->flags & ROBJECT_EMBED) ? \
     ROBJECT_EMBED_LEN_MAX : \
     ROBJECT(o)->as.heap.numiv)
#define ROBJECT_IVPTR(o) \
    ((RBASIC(o)->flags & ROBJECT_EMBED) ? \
     ROBJECT(o)->as.ary : \
     ROBJECT(o)->as.heap.ivptr)
#define ROBJECT_IV_INDEX_TBL(o) \
    ((RBASIC(o)->flags & ROBJECT_EMBED) ? \
     RCLASS_IV_INDEX_TBL(rb_obj_class(o)) : \
     ROBJECT(o)->as.heap.iv_index_tbl)

/** @internal */
typedef struct rb_classext_struct rb_classext_t;

struct RClass {
    struct RBasic basic;
    VALUE super;
    rb_classext_t *ptr;
    struct method_table_wrapper *m_tbl_wrapper;
};
#define RCLASS_SUPER(c) rb_class_get_superclass(c)
#define RMODULE_IV_TBL(m) RCLASS_IV_TBL(m)
#define RMODULE_CONST_TBL(m) RCLASS_CONST_TBL(m)
#define RMODULE_M_TBL(m) RCLASS_M_TBL(m)
#define RMODULE_SUPER(m) RCLASS_SUPER(m)
#define RMODULE_IS_OVERLAID FL_USER2
#define RMODULE_IS_REFINEMENT FL_USER3
#define RMODULE_INCLUDED_INTO_REFINEMENT FL_USER4

struct RFloat {
    struct RBasic basic;
    double float_value;
};

double rb_float_value(VALUE);
VALUE rb_float_new(double);
VALUE rb_float_new_in_heap(double);

#define RFLOAT_VALUE(v) rb_float_value(v)
#define DBL2NUM(dbl)  rb_float_new(dbl)

#define ELTS_SHARED FL_USER2

#define RSTRING_EMBED_LEN_MAX ((int)((sizeof(VALUE)*3)/sizeof(char)-1))
struct RString {
    struct RBasic basic;
    union {
	struct {
	    long len;
	    char *ptr;
	    union {
		long capa;
		VALUE shared;
	    } aux;
	} heap;
	char ary[RSTRING_EMBED_LEN_MAX + 1];
    } as;
};
#define RSTRING_NOEMBED FL_USER1
#define RSTRING_FSTR FL_USER17
#define RSTRING_EMBED_LEN_MASK (FL_USER2|FL_USER3|FL_USER4|FL_USER5|FL_USER6)
#define RSTRING_EMBED_LEN_SHIFT (FL_USHIFT+2)
#define RSTRING_EMBED_LEN(str) \
     (long)((RBASIC(str)->flags >> RSTRING_EMBED_LEN_SHIFT) & \
            (RSTRING_EMBED_LEN_MASK >> RSTRING_EMBED_LEN_SHIFT))
#define RSTRING_LEN(str) \
    (!(RBASIC(str)->flags & RSTRING_NOEMBED) ? \
     RSTRING_EMBED_LEN(str) : \
     RSTRING(str)->as.heap.len)
#define RSTRING_PTR(str) \
    (!(RBASIC(str)->flags & RSTRING_NOEMBED) ? \
     RSTRING(str)->as.ary : \
     RSTRING(str)->as.heap.ptr)
#define RSTRING_END(str) \
    (!(RBASIC(str)->flags & RSTRING_NOEMBED) ? \
     (RSTRING(str)->as.ary + RSTRING_EMBED_LEN(str)) : \
     (RSTRING(str)->as.heap.ptr + RSTRING(str)->as.heap.len))
#define RSTRING_LENINT(str) rb_long2int(RSTRING_LEN(str))
#define RSTRING_GETMEM(str, ptrvar, lenvar) \
    (!(RBASIC(str)->flags & RSTRING_NOEMBED) ? \
     ((ptrvar) = RSTRING(str)->as.ary, (lenvar) = RSTRING_EMBED_LEN(str)) : \
     ((ptrvar) = RSTRING(str)->as.heap.ptr, (lenvar) = RSTRING(str)->as.heap.len))

#define RARRAY_EMBED_LEN_MAX 3
struct RArray {
    struct RBasic basic;
    union {
	struct {
	    long len;
	    union {
		long capa;
		VALUE shared;
	    } aux;
	    const VALUE *ptr;
	} heap;
	const VALUE ary[RARRAY_EMBED_LEN_MAX];
    } as;
};
#define RARRAY_EMBED_FLAG FL_USER1
/* FL_USER2 is for ELTS_SHARED */
#define RARRAY_EMBED_LEN_MASK (FL_USER4|FL_USER3)
#define RARRAY_EMBED_LEN_SHIFT (FL_USHIFT+3)
#define RARRAY_LEN(a) \
    ((RBASIC(a)->flags & RARRAY_EMBED_FLAG) ? \
     (long)((RBASIC(a)->flags >> RARRAY_EMBED_LEN_SHIFT) & \
	 (RARRAY_EMBED_LEN_MASK >> RARRAY_EMBED_LEN_SHIFT)) : \
     RARRAY(a)->as.heap.len)

#define RARRAY_LENINT(ary) rb_long2int(RARRAY_LEN(ary))

#define RARRAY_CONST_PTR(a) \
  ((const VALUE *)((RBASIC(a)->flags & RARRAY_EMBED_FLAG) ? \
		   RARRAY(a)->as.ary : \
		   RARRAY(a)->as.heap.ptr))

#define RARRAY_PTR_USE_START(a) ((VALUE *)RARRAY_CONST_PTR(a))
#define RARRAY_PTR_USE_END(a) /* */

#define RARRAY_PTR_USE(ary, ptr_name, expr) do { \
    const VALUE _ary = (ary); \
    VALUE *ptr_name = (VALUE *)RARRAY_PTR_USE_START(_ary); \
    expr; \
    RARRAY_PTR_USE_END(_ary); \
} while (0)

#define RARRAY_AREF(a, i)    (RARRAY_CONST_PTR(a)[i])
#define RARRAY_ASET(a, i, v) do { \
    const VALUE _ary_ = (a); \
    RB_OBJ_WRITE(_ary_, &RARRAY_CONST_PTR(_ary_)[i], (v)); \
} while (0)

#define RARRAY_PTR(a) ((VALUE *)RARRAY_CONST_PTR(RGENGC_WB_PROTECTED_ARRAY ? OBJ_WB_UNPROTECT((VALUE)a) : ((VALUE)a)))

struct RRegexp {
    struct RBasic basic;
    struct re_pattern_buffer *ptr;
    const VALUE src;
    unsigned long usecnt;
};
#define RREGEXP_SRC(r) RREGEXP(r)->src
#define RREGEXP_SRC_PTR(r) RSTRING_PTR(RREGEXP(r)->src)
#define RREGEXP_SRC_LEN(r) RSTRING_LEN(RREGEXP(r)->src)
#define RREGEXP_SRC_END(r) RSTRING_END(RREGEXP(r)->src)

struct RHash {
    struct RBasic basic;
    struct st_table *ntbl;      /* possibly 0 */
    int iter_lev;
    const VALUE ifnone;
};
/* RHASH_TBL allocates st_table if not available. */
#define RHASH_TBL(h) rb_hash_tbl(h)
#define RHASH_ITER_LEV(h) (RHASH(h)->iter_lev)
#define RHASH_IFNONE(h) (RHASH(h)->ifnone)
#define RHASH_SIZE(h) (RHASH(h)->ntbl ? (st_index_t)RHASH(h)->ntbl->num_entries : 0)
#define RHASH_EMPTY_P(h) (RHASH_SIZE(h) == 0)
#define RHASH_SET_IFNONE(h, ifnone) rb_hash_set_ifnone((VALUE)h, ifnone)

struct RFile {
    struct RBasic basic;
    struct rb_io_t *fptr;
};

struct RRational {
    struct RBasic basic;
    const VALUE num;
    const VALUE den;
};

#define RRATIONAL_SET_NUM(rat, n) RB_OBJ_WRITE((rat), &((struct RRational *)(rat))->num,(n))
#define RRATIONAL_SET_DEN(rat, d) RB_OBJ_WRITE((rat), &((struct RRational *)(rat))->den,(d))

struct RComplex {
    struct RBasic basic;
    const VALUE real;
    const VALUE imag;
};

#define RCOMPLEX_SET_REAL(cmp, r) RB_OBJ_WRITE((cmp), &((struct RComplex *)(cmp))->real,(r))
#define RCOMPLEX_SET_IMAG(cmp, i) RB_OBJ_WRITE((cmp), &((struct RComplex *)(cmp))->imag,(i))

struct RData {
    struct RBasic basic;
    void (*dmark)(void*);
    void (*dfree)(void*);
    void *data;
};

typedef struct rb_data_type_struct rb_data_type_t;

struct rb_data_type_struct {
    const char *wrap_struct_name;
    struct {
	void (*dmark)(void*);
	void (*dfree)(void*);
	size_t (*dsize)(const void *);
	void *reserved[2]; /* For future extension.
			      This array *must* be filled with ZERO. */
    } function;
    const rb_data_type_t *parent;
    void *data;        /* This area can be used for any purpose
                          by a programmer who define the type. */
    VALUE flags;       /* FL_WB_PROTECTED */
};

#define HAVE_TYPE_RB_DATA_TYPE_T 1
#define HAVE_RB_DATA_TYPE_T_FUNCTION 1
#define HAVE_RB_DATA_TYPE_T_PARENT 1

struct RTypedData {
    struct RBasic basic;
    const rb_data_type_t *type;
    VALUE typed_flag; /* 1 or not */
    void *data;
};

#define DATA_PTR(dta) (RDATA(dta)->data)

#define RTYPEDDATA_P(v)    (RTYPEDDATA(v)->typed_flag == 1)
#define RTYPEDDATA_TYPE(v) (RTYPEDDATA(v)->type)
#define RTYPEDDATA_DATA(v) (RTYPEDDATA(v)->data)

/*
#define RUBY_DATA_FUNC(func) ((void (*)(void*))(func))
*/
typedef void (*RUBY_DATA_FUNC)(void*);

VALUE rb_data_object_alloc(VALUE,void*,RUBY_DATA_FUNC,RUBY_DATA_FUNC);
VALUE rb_data_typed_object_alloc(VALUE klass, void *datap, const rb_data_type_t *);
int rb_typeddata_inherited_p(const rb_data_type_t *child, const rb_data_type_t *parent);
int rb_typeddata_is_kind_of(VALUE, const rb_data_type_t *);
void *rb_check_typeddata(VALUE, const rb_data_type_t *);
#define Check_TypedStruct(v,t) rb_check_typeddata((VALUE)(v),(t))
#define RUBY_DEFAULT_FREE ((RUBY_DATA_FUNC)-1)
#define RUBY_NEVER_FREE   ((RUBY_DATA_FUNC)0)
#define RUBY_TYPED_DEFAULT_FREE RUBY_DEFAULT_FREE
#define RUBY_TYPED_NEVER_FREE   RUBY_NEVER_FREE

/* bits for rb_data_type_struct::flags */
#define RUBY_TYPED_FREE_IMMEDIATELY  1 /* TYPE field */
#define RUBY_TYPED_WB_PROTECTED      FL_WB_PROTECTED

#define Data_Wrap_Struct(klass,mark,free,sval)\
    rb_data_object_alloc((klass),(sval),(RUBY_DATA_FUNC)(mark),(RUBY_DATA_FUNC)(free))

#define Data_Make_Struct(klass,type,mark,free,sval) (\
    (sval) = ALLOC(type),\
    memset((sval), 0, sizeof(type)),\
    Data_Wrap_Struct((klass),(mark),(free),(sval))\
)

#define TypedData_Wrap_Struct(klass,data_type,sval)\
  rb_data_typed_object_alloc((klass),(sval),(data_type))

#define TypedData_Make_Struct(klass, type, data_type, sval) (\
    (sval) = ALLOC(type),\
    memset((sval), 0, sizeof(type)),\
    TypedData_Wrap_Struct((klass),(data_type),(sval))\
)

#define Data_Get_Struct(obj,type,sval) do {\
    Check_Type((obj), T_DATA); \
    (sval) = (type*)DATA_PTR(obj);\
} while (0)

#define TypedData_Get_Struct(obj,type,data_type,sval) do {\
    (sval) = (type*)rb_check_typeddata((obj), (data_type)); \
} while (0)

#define RSTRUCT_EMBED_LEN_MAX 3
struct RStruct {
    struct RBasic basic;
    union {
	struct {
	    long len;
	    const VALUE *ptr;
	} heap;
	const VALUE ary[RSTRUCT_EMBED_LEN_MAX];
    } as;
};
#define RSTRUCT_EMBED_LEN_MASK (FL_USER2|FL_USER1)
#define RSTRUCT_EMBED_LEN_SHIFT (FL_USHIFT+1)
#define RSTRUCT_LEN(st) \
    ((RBASIC(st)->flags & RSTRUCT_EMBED_LEN_MASK) ? \
     (long)((RBASIC(st)->flags >> RSTRUCT_EMBED_LEN_SHIFT) & \
            (RSTRUCT_EMBED_LEN_MASK >> RSTRUCT_EMBED_LEN_SHIFT)) : \
     RSTRUCT(st)->as.heap.len)
#define RSTRUCT_LENINT(st) rb_long2int(RSTRUCT_LEN(st))
#define RSTRUCT_CONST_PTR(st) \
  ((RBASIC(st)->flags & RSTRUCT_EMBED_LEN_MASK) ? \
   RSTRUCT(st)->as.ary : \
   RSTRUCT(st)->as.heap.ptr)
#define RSTRUCT_PTR(st) ((VALUE *)RSTRUCT_CONST_PTR(RGENGC_WB_PROTECTED_STRUCT ? OBJ_WB_UNPROTECT((VALUE)st) : (VALUE)st))

#define RSTRUCT_SET(st, idx, v) RB_OBJ_WRITE(st, &RSTRUCT_CONST_PTR(st)[idx], (v))
#define RSTRUCT_GET(st, idx)    (RSTRUCT_CONST_PTR(st)[idx])

#define RBIGNUM_EMBED_LEN_NUMBITS 3
#ifndef RBIGNUM_EMBED_LEN_MAX
# if (SIZEOF_VALUE*3/SIZEOF_ACTUAL_BDIGIT) < (1 << RBIGNUM_EMBED_LEN_NUMBITS)-1
#   define RBIGNUM_EMBED_LEN_MAX (SIZEOF_VALUE*3/SIZEOF_ACTUAL_BDIGIT)
# else
#   define RBIGNUM_EMBED_LEN_MAX ((1 << RBIGNUM_EMBED_LEN_NUMBITS)-1)
# endif
#endif
struct RBignum {
    struct RBasic basic;
    union {
        struct {
            long len;
            BDIGIT *digits;
        } heap;
        BDIGIT ary[RBIGNUM_EMBED_LEN_MAX];
    } as;
};
#define RBIGNUM_SIGN_BIT FL_USER1
/* sign: positive:1, negative:0 */
#define RBIGNUM_SIGN(b) ((RBASIC(b)->flags & RBIGNUM_SIGN_BIT) != 0)
#define RBIGNUM_SET_SIGN(b,sign) \
  ((sign) ? (RBASIC(b)->flags |= RBIGNUM_SIGN_BIT) \
          : (RBASIC(b)->flags &= ~RBIGNUM_SIGN_BIT))
#define RBIGNUM_POSITIVE_P(b) RBIGNUM_SIGN(b)
#define RBIGNUM_NEGATIVE_P(b) (!RBIGNUM_SIGN(b))

#define RBIGNUM_EMBED_FLAG FL_USER2
#define RBIGNUM_EMBED_LEN_MASK (FL_USER5|FL_USER4|FL_USER3)
#define RBIGNUM_EMBED_LEN_SHIFT (FL_USHIFT+RBIGNUM_EMBED_LEN_NUMBITS)
#define RBIGNUM_LEN(b) \
    ((RBASIC(b)->flags & RBIGNUM_EMBED_FLAG) ? \
     (long)((RBASIC(b)->flags >> RBIGNUM_EMBED_LEN_SHIFT) & \
            (RBIGNUM_EMBED_LEN_MASK >> RBIGNUM_EMBED_LEN_SHIFT)) : \
     RBIGNUM(b)->as.heap.len)
/* LSB:RBIGNUM_DIGITS(b)[0], MSB:RBIGNUM_DIGITS(b)[RBIGNUM_LEN(b)-1] */
#define RBIGNUM_DIGITS(b) \
    ((RBASIC(b)->flags & RBIGNUM_EMBED_FLAG) ? \
     RBIGNUM(b)->as.ary : \
     RBIGNUM(b)->as.heap.digits)
#define RBIGNUM_LENINT(b) rb_long2int(RBIGNUM_LEN(b))

#define R_CAST(st)   (struct st*)
#define RBASIC(obj)  (R_CAST(RBasic)(obj))
#define ROBJECT(obj) (R_CAST(RObject)(obj))
#define RCLASS(obj)  (R_CAST(RClass)(obj))
#define RMODULE(obj) RCLASS(obj)
#define RFLOAT(obj)  (R_CAST(RFloat)(obj))
#define RSTRING(obj) (R_CAST(RString)(obj))
#define RREGEXP(obj) (R_CAST(RRegexp)(obj))
#define RARRAY(obj)  (R_CAST(RArray)(obj))
#define RHASH(obj)   (R_CAST(RHash)(obj))
#define RDATA(obj)   (R_CAST(RData)(obj))
#define RTYPEDDATA(obj)   (R_CAST(RTypedData)(obj))
#define RSTRUCT(obj) (R_CAST(RStruct)(obj))
#define RBIGNUM(obj) (R_CAST(RBignum)(obj))
#define RFILE(obj)   (R_CAST(RFile)(obj))
#define RRATIONAL(obj) (R_CAST(RRational)(obj))
#define RCOMPLEX(obj) (R_CAST(RComplex)(obj))

#define FL_SINGLETON FL_USER0
#define FL_WB_PROTECTED (((VALUE)1)<<5)
#define FL_PROMOTED  (((VALUE)1)<<6)
#define FL_FINALIZE  (((VALUE)1)<<7)
#define FL_TAINT     (((VALUE)1)<<8)
#define FL_UNTRUSTED FL_TAINT
#define FL_EXIVAR    (((VALUE)1)<<10)
#define FL_FREEZE    (((VALUE)1)<<11)

#define FL_USHIFT    12

#define FL_USER0     (((VALUE)1)<<(FL_USHIFT+0))
#define FL_USER1     (((VALUE)1)<<(FL_USHIFT+1))
#define FL_USER2     (((VALUE)1)<<(FL_USHIFT+2))
#define FL_USER3     (((VALUE)1)<<(FL_USHIFT+3))
#define FL_USER4     (((VALUE)1)<<(FL_USHIFT+4))
#define FL_USER5     (((VALUE)1)<<(FL_USHIFT+5))
#define FL_USER6     (((VALUE)1)<<(FL_USHIFT+6))
#define FL_USER7     (((VALUE)1)<<(FL_USHIFT+7))
#define FL_USER8     (((VALUE)1)<<(FL_USHIFT+8))
#define FL_USER9     (((VALUE)1)<<(FL_USHIFT+9))
#define FL_USER10    (((VALUE)1)<<(FL_USHIFT+10))
#define FL_USER11    (((VALUE)1)<<(FL_USHIFT+11))
#define FL_USER12    (((VALUE)1)<<(FL_USHIFT+12))
#define FL_USER13    (((VALUE)1)<<(FL_USHIFT+13))
#define FL_USER14    (((VALUE)1)<<(FL_USHIFT+14))
#define FL_USER15    (((VALUE)1)<<(FL_USHIFT+15))
#define FL_USER16    (((VALUE)1)<<(FL_USHIFT+16))
#define FL_USER17    (((VALUE)1)<<(FL_USHIFT+17))
#define FL_USER18    (((VALUE)1)<<(FL_USHIFT+18))
#define FL_USER19    (((VALUE)1)<<(FL_USHIFT+19))

#define SPECIAL_CONST_P(x) (IMMEDIATE_P(x) || !RTEST(x))

#define FL_ABLE(x) (!SPECIAL_CONST_P(x) && BUILTIN_TYPE(x) != T_NODE)
#define FL_TEST_RAW(x,f) (RBASIC(x)->flags&(f))
#define FL_TEST(x,f) (FL_ABLE(x)?FL_TEST_RAW((x),(f)):0)
#define FL_ANY_RAW(x,f) FL_TEST_RAW((x),(f))
#define FL_ANY(x,f) FL_TEST((x),(f))
#define FL_ALL_RAW(x,f) (FL_TEST_RAW((x),(f)) == (f))
#define FL_ALL(x,f) (FL_TEST((x),(f)) == (f))
#define FL_SET_RAW(x,f) (RBASIC(x)->flags |= (f))
#define FL_SET(x,f) (FL_ABLE(x) ? FL_SET_RAW(x, f) : 0)
#define FL_UNSET_RAW(x,f) (RBASIC(x)->flags &= ~(f))
#define FL_UNSET(x,f) (FL_ABLE(x) ? FL_UNSET_RAW(x, f) : 0)
#define FL_REVERSE_RAW(x,f) (RBASIC(x)->flags ^= (f))
#define FL_REVERSE(x,f) (FL_ABLE(x) ? FL_REVERSE_RAW(x, f) : 0)

#define OBJ_TAINTED_RAW(x) FL_TEST_RAW(x, FL_TAINT)
#define OBJ_TAINTED(x) (!!FL_TEST((x), FL_TAINT))
#define OBJ_TAINT_RAW(x) FL_SET_RAW(x, FL_TAINT)
#define OBJ_TAINT(x) FL_SET((x), FL_TAINT)
#define OBJ_UNTRUSTED(x) OBJ_TAINTED(x)
#define OBJ_UNTRUST(x) OBJ_TAINT(x)
#define OBJ_INFECT_RAW(x,s) FL_SET_RAW(x, OBJ_TAINTED_RAW(s))
#define OBJ_INFECT(x,s) do { \
  if (FL_ABLE(x) && FL_ABLE(s)) \
    FL_SET_RAW(x, OBJ_TAINTED_RAW(s)); \
} while (0)

#define OBJ_FROZEN(x) (!!(FL_ABLE(x)?(RBASIC(x)->flags&(FL_FREEZE)):(FIXNUM_P(x)||FLONUM_P(x)||SYMBOL_P(x))))
#define OBJ_FREEZE(x) FL_SET((x), FL_FREEZE)

#if USE_RGENGC
#define OBJ_PROMOTED(x)             (SPECIAL_CONST_P(x) ? 0 : FL_TEST_RAW((x), FL_PROMOTED))
#define OBJ_WB_PROTECTED(x)         (SPECIAL_CONST_P(x) ? 1 : FL_TEST_RAW((x), FL_WB_PROTECTED))
#define OBJ_WB_UNPROTECT(x)         rb_obj_wb_unprotect(x, __FILE__, __LINE__)

void rb_gc_writebarrier(VALUE a, VALUE b);
void rb_gc_writebarrier_unprotect_promoted(VALUE obj);

#else /* USE_RGENGC */
#define OBJ_PROMOTED(x)             0
#define OBJ_WB_PROTECTED(x)         0
#define OBJ_WB_UNPROTECT(x)         rb_obj_wb_unprotect(x, __FILE__, __LINE__)
#endif

/* Write barrier (WB) interfaces:
 * - RB_OBJ_WRITE(a, slot, b): WB for new reference from `a' to `b'.
 *     Write `b' into `*slot'. `slot' is a pointer in `a'.
 * - RB_OBJ_WRITTEN(a, oldv, b): WB for new reference from `a' to `b'.
 *     This doesn't write any values, but only a WB declaration.
 *     `oldv' is replaced value with `b' (not used in current Ruby).
 * 
 * NOTE: The following core interfaces can be changed in the future.
 *       Please catch up if you want to insert WB into C-extensions
 *       correctly.
 */
#define RB_OBJ_WRITE(a, slot, b)       rb_obj_write((VALUE)(a), (VALUE *)(slot), (VALUE)(b), __FILE__, __LINE__)
#define RB_OBJ_WRITTEN(a, oldv, b)     rb_obj_written((VALUE)(a), (VALUE)(oldv), (VALUE)(b), __FILE__, __LINE__)

#ifndef USE_RGENGC_LOGGING_WB_UNPROTECT
#define USE_RGENGC_LOGGING_WB_UNPROTECT 0
#endif

#if USE_RGENGC_LOGGING_WB_UNPROTECT
void rb_gc_unprotect_logging(void *objptr, const char *filename, int line);
#define RGENGC_LOGGING_WB_UNPROTECT rb_gc_unprotect_logging
#endif

static inline VALUE
rb_obj_wb_unprotect(VALUE x, RB_UNUSED_VAR(const char *filename), RB_UNUSED_VAR(int line))
{
#ifdef RGENGC_LOGGING_WB_UNPROTECT
    RGENGC_LOGGING_WB_UNPROTECT((void *)x, filename, line);
#endif

#if USE_RGENGC
    /* `x' should be an RVALUE object */
    if (FL_TEST_RAW((x), FL_WB_PROTECTED)) {
	if (FL_TEST_RAW((x), FL_PROMOTED)) {
	    rb_gc_writebarrier_unprotect_promoted(x);
	}
	RBASIC(x)->flags &= ~FL_WB_PROTECTED;
    }
#endif
    return x;
}

static inline VALUE
rb_obj_written(VALUE a, RB_UNUSED_VAR(VALUE oldv), VALUE b, RB_UNUSED_VAR(const char *filename), RB_UNUSED_VAR(int line))
{
#ifdef RGENGC_LOGGING_OBJ_WRITTEN
    RGENGC_LOGGING_OBJ_WRITTEN(a, oldv, b, filename, line);
#endif

#if USE_RGENGC
    /* `a' should be an RVALUE object */
    if (FL_TEST_RAW((a), FL_PROMOTED) && !SPECIAL_CONST_P(b)) {
	rb_gc_writebarrier(a, b);
    }
#endif

return a;
}

static inline VALUE
rb_obj_write(VALUE a, VALUE *slot, VALUE b, RB_UNUSED_VAR(const char *filename), RB_UNUSED_VAR(int line))
{
#ifdef RGENGC_LOGGING_WRITE
    RGENGC_LOGGING_WRITE(a, slot, b, filename, line);
#endif

*slot = b;

#if USE_RGENGC
    rb_obj_written(a, Qundef /* ignore `oldv' now */, b, filename, line);
#endif
    return a;
}

#if SIZEOF_INT < SIZEOF_LONG
# define INT2NUM(v) INT2FIX((int)(v))
# define UINT2NUM(v) LONG2FIX((unsigned int)(v))
#else
static inline VALUE
rb_int2num_inline(int v)
{
    if (FIXABLE(v))
	return INT2FIX(v);
    else
	return rb_int2big(v);
}
#define INT2NUM(x) rb_int2num_inline(x)

static inline VALUE
rb_uint2num_inline(unsigned int v)
{
    if (POSFIXABLE(v))
	return LONG2FIX(v);
    else
	return rb_uint2big(v);
}
#define UINT2NUM(x) rb_uint2num_inline(x)
#endif

static inline VALUE
rb_long2num_inline(long v)
{
    if (FIXABLE(v))
	return LONG2FIX(v);
    else
	return rb_int2big(v);
}
#define LONG2NUM(x) rb_long2num_inline(x)

static inline VALUE
rb_ulong2num_inline(unsigned long v)
{
    if (POSFIXABLE(v))
	return LONG2FIX(v);
    else
	return rb_uint2big(v);
}
#define ULONG2NUM(x) rb_ulong2num_inline(x)

static inline char
rb_num2char_inline(VALUE x)
{
    if ((TYPE(x) == T_STRING) && (RSTRING_LEN(x)>=1))
	return RSTRING_PTR(x)[0];
    else
	return (char)(NUM2INT(x) & 0xff);
}
#define NUM2CHR(x) rb_num2char_inline(x)

#define CHR2FIX(x) INT2FIX((long)((x)&0xff))

#define ALLOC_N(type,n) ((type*)xmalloc2((n),sizeof(type)))
#define ALLOC(type) ((type*)xmalloc(sizeof(type)))
#define REALLOC_N(var,type,n) ((var)=(type*)xrealloc2((char*)(var),(n),sizeof(type)))

#define ALLOCA_N(type,n) ((type*)alloca(sizeof(type)*(n)))

void *rb_alloc_tmp_buffer(volatile VALUE *store, long len) RUBY_ATTR_ALLOC_SIZE((2));
void rb_free_tmp_buffer(volatile VALUE *store);
/* allocates _n_ bytes temporary buffer and stores VALUE including it
 * in _v_.  _n_ may be evaluated twice. */
#ifdef C_ALLOCA
# define ALLOCV(v, n) rb_alloc_tmp_buffer(&(v), (n))
#else
# define ALLOCV(v, n) ((n) < 1024 ? (RB_GC_GUARD(v) = 0, alloca(n)) : rb_alloc_tmp_buffer(&(v), (n)))
#endif
#define ALLOCV_N(type, v, n) ((type*)ALLOCV((v), sizeof(type)*(n)))
#define ALLOCV_END(v) rb_free_tmp_buffer(&(v))

#define MEMZERO(p,type,n) memset((p), 0, sizeof(type)*(n))
#define MEMCPY(p1,p2,type,n) memcpy((p1), (p2), sizeof(type)*(n))
#define MEMMOVE(p1,p2,type,n) memmove((p1), (p2), sizeof(type)*(n))
#define MEMCMP(p1,p2,type,n) memcmp((p1), (p2), sizeof(type)*(n))

void rb_obj_infect(VALUE,VALUE);

typedef int ruby_glob_func(const char*,VALUE, void*);
void rb_glob(const char*,void(*)(const char*,VALUE,void*),VALUE);
int ruby_glob(const char*,int,ruby_glob_func*,VALUE);
int ruby_brace_glob(const char*,int,ruby_glob_func*,VALUE);

VALUE rb_define_class(const char*,VALUE);
VALUE rb_define_module(const char*);
VALUE rb_define_class_under(VALUE, const char*, VALUE);
VALUE rb_define_module_under(VALUE, const char*);

void rb_include_module(VALUE,VALUE);
void rb_extend_object(VALUE,VALUE);
void rb_prepend_module(VALUE,VALUE);

struct rb_global_variable;

typedef VALUE rb_gvar_getter_t(ID id, void *data, struct rb_global_variable *gvar);
typedef void  rb_gvar_setter_t(VALUE val, ID id, void *data, struct rb_global_variable *gvar);
typedef void  rb_gvar_marker_t(VALUE *var);

VALUE rb_gvar_undef_getter(ID id, void *data, struct rb_global_variable *gvar);
void  rb_gvar_undef_setter(VALUE val, ID id, void *data, struct rb_global_variable *gvar);
void  rb_gvar_undef_marker(VALUE *var);

VALUE rb_gvar_val_getter(ID id, void *data, struct rb_global_variable *gvar);
void  rb_gvar_val_setter(VALUE val, ID id, void *data, struct rb_global_variable *gvar);
void  rb_gvar_val_marker(VALUE *var);

VALUE rb_gvar_var_getter(ID id, void *data, struct rb_global_variable *gvar);
void  rb_gvar_var_setter(VALUE val, ID id, void *data, struct rb_global_variable *gvar);
void  rb_gvar_var_marker(VALUE *var);

void  rb_gvar_readonly_setter(VALUE val, ID id, void *data, struct rb_global_variable *gvar);

void rb_define_variable(const char*,VALUE*);
void rb_define_virtual_variable(const char*,VALUE(*)(ANYARGS),void(*)(ANYARGS));
void rb_define_hooked_variable(const char*,VALUE*,VALUE(*)(ANYARGS),void(*)(ANYARGS));
void rb_define_readonly_variable(const char*,VALUE*);
void rb_define_const(VALUE,const char*,VALUE);
void rb_define_global_const(const char*,VALUE);

#define RUBY_METHOD_FUNC(func) ((VALUE (*)(ANYARGS))(func))
void rb_define_method(VALUE,const char*,VALUE(*)(ANYARGS),int);
void rb_define_module_function(VALUE,const char*,VALUE(*)(ANYARGS),int);
void rb_define_global_function(const char*,VALUE(*)(ANYARGS),int);

void rb_undef_method(VALUE,const char*);
void rb_define_alias(VALUE,const char*,const char*);
void rb_define_attr(VALUE,const char*,int,int);

void rb_global_variable(VALUE*);
void rb_gc_register_mark_object(VALUE);
void rb_gc_register_address(VALUE*);
void rb_gc_unregister_address(VALUE*);

ID rb_intern(const char*);
ID rb_intern2(const char*, long);
ID rb_intern_str(VALUE str);
const char *rb_id2name(ID);
ID rb_check_id(volatile VALUE *);
ID rb_to_id(VALUE);
VALUE rb_id2str(ID);

#define CONST_ID_CACHE(result, str)			\
    {							\
	static ID rb_intern_id_cache;			\
	if (!rb_intern_id_cache)			\
	    rb_intern_id_cache = rb_intern2((str), (long)strlen(str)); \
	result rb_intern_id_cache;			\
    }
#define CONST_ID(var, str) \
    do CONST_ID_CACHE((var) =, (str)) while (0)
#ifdef __GNUC__
/* __builtin_constant_p and statement expression is available
 * since gcc-2.7.2.3 at least. */
#define rb_intern(str) \
    (__builtin_constant_p(str) ? \
        __extension__ (CONST_ID_CACHE((ID), (str))) : \
        rb_intern(str))
#define rb_intern_const(str) \
    (__builtin_constant_p(str) ? \
     __extension__ (rb_intern2((str), (long)strlen(str))) : \
     (rb_intern)(str))
#else
#define rb_intern_const(str) rb_intern2((str), (long)strlen(str))
#endif

const char *rb_class2name(VALUE);
const char *rb_obj_classname(VALUE);

void rb_p(VALUE);

VALUE rb_eval_string(const char*);
VALUE rb_eval_string_protect(const char*, int*);
VALUE rb_eval_string_wrap(const char*, int*);
VALUE rb_funcall(VALUE, ID, int, ...);
VALUE rb_funcallv(VALUE, ID, int, const VALUE*);
VALUE rb_funcallv_public(VALUE, ID, int, const VALUE*);
#define rb_funcall2 rb_funcallv
#define rb_funcall3 rb_funcallv_public
VALUE rb_funcall_passing_block(VALUE, ID, int, const VALUE*);
VALUE rb_funcall_with_block(VALUE, ID, int, const VALUE*, VALUE);
int rb_scan_args(int, const VALUE*, const char*, ...);
VALUE rb_call_super(int, const VALUE*);

/* rb_scan_args() format allows ':' for optional hash */
#define HAVE_RB_SCAN_ARGS_OPTIONAL_HASH 1

VALUE rb_gv_set(const char*, VALUE);
VALUE rb_gv_get(const char*);
VALUE rb_iv_get(VALUE, const char*);
VALUE rb_iv_set(VALUE, const char*, VALUE);

VALUE rb_equal(VALUE,VALUE);

VALUE *rb_ruby_verbose_ptr(void);
VALUE *rb_ruby_debug_ptr(void);
#define ruby_verbose (*rb_ruby_verbose_ptr())
#define ruby_debug   (*rb_ruby_debug_ptr())

PRINTF_ARGS(NORETURN(void rb_raise(VALUE, const char*, ...)), 2, 3);
PRINTF_ARGS(NORETURN(void rb_fatal(const char*, ...)), 1, 2);
PRINTF_ARGS(NORETURN(void rb_bug(const char*, ...)), 1, 2);
NORETURN(void rb_bug_errno(const char*, int));
NORETURN(void rb_sys_fail(const char*));
NORETURN(void rb_sys_fail_str(VALUE));
NORETURN(void rb_mod_sys_fail(VALUE, const char*));
NORETURN(void rb_mod_sys_fail_str(VALUE, VALUE));
NORETURN(void rb_readwrite_sys_fail(int, const char*));
NORETURN(void rb_iter_break(void));
NORETURN(void rb_iter_break_value(VALUE));
NORETURN(void rb_exit(int));
NORETURN(void rb_notimplement(void));
VALUE rb_syserr_new(int, const char *);
VALUE rb_syserr_new_str(int n, VALUE arg);
NORETURN(void rb_syserr_fail(int, const char*));
NORETURN(void rb_syserr_fail_str(int, VALUE));
NORETURN(void rb_mod_syserr_fail(VALUE, int, const char*));
NORETURN(void rb_mod_syserr_fail_str(VALUE, int, VALUE));

/* reports if `-W' specified */
PRINTF_ARGS(void rb_warning(const char*, ...), 1, 2);
PRINTF_ARGS(void rb_compile_warning(const char *, int, const char*, ...), 3, 4);
PRINTF_ARGS(void rb_sys_warning(const char*, ...), 1, 2);
/* reports always */
PRINTF_ARGS(void rb_warn(const char*, ...), 1, 2);
PRINTF_ARGS(void rb_compile_warn(const char *, int, const char*, ...), 3, 4);

/* for rb_readwrite_sys_fail first argument */
#define RB_IO_WAIT_READABLE 0
#define RB_IO_WAIT_WRITABLE 1

#define RUBY_BLOCK_CALL_FUNC_TAKES_BLOCKARG 1
#define RB_BLOCK_CALL_FUNC_ARGLIST(yielded_arg, callback_arg) \
    VALUE yielded_arg, VALUE callback_arg, int argc, const VALUE *argv, VALUE blockarg
typedef VALUE rb_block_call_func(RB_BLOCK_CALL_FUNC_ARGLIST(yielded_arg, callback_arg));

#if defined RB_BLOCK_CALL_FUNC_STRICT && RB_BLOCK_CALL_FUNC_STRICT
typedef rb_block_call_func *rb_block_call_func_t;
#else
typedef VALUE (*rb_block_call_func_t)(ANYARGS);
#endif

VALUE rb_each(VALUE);
VALUE rb_yield(VALUE);
VALUE rb_yield_values(int n, ...);
VALUE rb_yield_values2(int n, const VALUE *argv);
VALUE rb_yield_splat(VALUE);
VALUE rb_yield_block(VALUE, VALUE, int, const VALUE *, VALUE); /* rb_block_call_func */
int rb_block_given_p(void);
void rb_need_block(void);
VALUE rb_iterate(VALUE(*)(VALUE),VALUE,VALUE(*)(ANYARGS),VALUE);
VALUE rb_block_call(VALUE,ID,int,const VALUE*,rb_block_call_func_t,VALUE);
VALUE rb_rescue(VALUE(*)(ANYARGS),VALUE,VALUE(*)(ANYARGS),VALUE);
VALUE rb_rescue2(VALUE(*)(ANYARGS),VALUE,VALUE(*)(ANYARGS),VALUE,...);
VALUE rb_ensure(VALUE(*)(ANYARGS),VALUE,VALUE(*)(ANYARGS),VALUE);
VALUE rb_catch(const char*,VALUE(*)(ANYARGS),VALUE);
VALUE rb_catch_obj(VALUE,VALUE(*)(ANYARGS),VALUE);
NORETURN(void rb_throw(const char*,VALUE));
NORETURN(void rb_throw_obj(VALUE,VALUE));

VALUE rb_require(const char*);

RUBY_EXTERN VALUE rb_mKernel;
RUBY_EXTERN VALUE rb_mComparable;
RUBY_EXTERN VALUE rb_mEnumerable;
RUBY_EXTERN VALUE rb_mErrno;
RUBY_EXTERN VALUE rb_mFileTest;
RUBY_EXTERN VALUE rb_mGC;
RUBY_EXTERN VALUE rb_mMath;
RUBY_EXTERN VALUE rb_mProcess;
RUBY_EXTERN VALUE rb_mWaitReadable;
RUBY_EXTERN VALUE rb_mWaitWritable;

RUBY_EXTERN VALUE rb_cBasicObject;
RUBY_EXTERN VALUE rb_cObject;
RUBY_EXTERN VALUE rb_cArray;
RUBY_EXTERN VALUE rb_cBignum;
RUBY_EXTERN VALUE rb_cBinding;
RUBY_EXTERN VALUE rb_cClass;
RUBY_EXTERN VALUE rb_cCont;
RUBY_EXTERN VALUE rb_cDir;
RUBY_EXTERN VALUE rb_cData;
RUBY_EXTERN VALUE rb_cFalseClass;
RUBY_EXTERN VALUE rb_cEncoding;
RUBY_EXTERN VALUE rb_cEnumerator;
RUBY_EXTERN VALUE rb_cFile;
RUBY_EXTERN VALUE rb_cFixnum;
RUBY_EXTERN VALUE rb_cFloat;
RUBY_EXTERN VALUE rb_cHash;
RUBY_EXTERN VALUE rb_cInteger;
RUBY_EXTERN VALUE rb_cIO;
RUBY_EXTERN VALUE rb_cMatch;
RUBY_EXTERN VALUE rb_cMethod;
RUBY_EXTERN VALUE rb_cModule;
RUBY_EXTERN VALUE rb_cNameErrorMesg;
RUBY_EXTERN VALUE rb_cNilClass;
RUBY_EXTERN VALUE rb_cNumeric;
RUBY_EXTERN VALUE rb_cProc;
RUBY_EXTERN VALUE rb_cRandom;
RUBY_EXTERN VALUE rb_cRange;
RUBY_EXTERN VALUE rb_cRational;
RUBY_EXTERN VALUE rb_cComplex;
RUBY_EXTERN VALUE rb_cRegexp;
RUBY_EXTERN VALUE rb_cStat;
RUBY_EXTERN VALUE rb_cString;
RUBY_EXTERN VALUE rb_cStruct;
RUBY_EXTERN VALUE rb_cSymbol;
RUBY_EXTERN VALUE rb_cThread;
RUBY_EXTERN VALUE rb_cTime;
RUBY_EXTERN VALUE rb_cTrueClass;
RUBY_EXTERN VALUE rb_cUnboundMethod;

RUBY_EXTERN VALUE rb_eException;
RUBY_EXTERN VALUE rb_eStandardError;
RUBY_EXTERN VALUE rb_eSystemExit;
RUBY_EXTERN VALUE rb_eInterrupt;
RUBY_EXTERN VALUE rb_eSignal;
RUBY_EXTERN VALUE rb_eFatal;
RUBY_EXTERN VALUE rb_eArgError;
RUBY_EXTERN VALUE rb_eEOFError;
RUBY_EXTERN VALUE rb_eIndexError;
RUBY_EXTERN VALUE rb_eStopIteration;
RUBY_EXTERN VALUE rb_eKeyError;
RUBY_EXTERN VALUE rb_eRangeError;
RUBY_EXTERN VALUE rb_eIOError;
RUBY_EXTERN VALUE rb_eRuntimeError;
RUBY_EXTERN VALUE rb_eSecurityError;
RUBY_EXTERN VALUE rb_eSystemCallError;
RUBY_EXTERN VALUE rb_eThreadError;
RUBY_EXTERN VALUE rb_eTypeError;
RUBY_EXTERN VALUE rb_eZeroDivError;
RUBY_EXTERN VALUE rb_eNotImpError;
RUBY_EXTERN VALUE rb_eNoMemError;
RUBY_EXTERN VALUE rb_eNoMethodError;
RUBY_EXTERN VALUE rb_eFloatDomainError;
RUBY_EXTERN VALUE rb_eLocalJumpError;
RUBY_EXTERN VALUE rb_eSysStackError;
RUBY_EXTERN VALUE rb_eRegexpError;
RUBY_EXTERN VALUE rb_eEncodingError;
RUBY_EXTERN VALUE rb_eEncCompatError;

RUBY_EXTERN VALUE rb_eScriptError;
RUBY_EXTERN VALUE rb_eNameError;
RUBY_EXTERN VALUE rb_eSyntaxError;
RUBY_EXTERN VALUE rb_eLoadError;

RUBY_EXTERN VALUE rb_eMathDomainError;

RUBY_EXTERN VALUE rb_stdin, rb_stdout, rb_stderr;

static inline VALUE
rb_class_of(VALUE obj)
{
    if (IMMEDIATE_P(obj)) {
	if (FIXNUM_P(obj)) return rb_cFixnum;
	if (FLONUM_P(obj)) return rb_cFloat;
	if (obj == Qtrue)  return rb_cTrueClass;
	if (SYMBOL_P(obj)) return rb_cSymbol;
    }
    else if (!RTEST(obj)) {
	if (obj == Qnil)   return rb_cNilClass;
	if (obj == Qfalse) return rb_cFalseClass;
    }
    return RBASIC(obj)->klass;
}

static inline int
rb_type(VALUE obj)
{
    if (IMMEDIATE_P(obj)) {
	if (FIXNUM_P(obj)) return T_FIXNUM;
        if (FLONUM_P(obj)) return T_FLOAT;
        if (obj == Qtrue)  return T_TRUE;
	if (SYMBOL_P(obj)) return T_SYMBOL;
	if (obj == Qundef) return T_UNDEF;
    }
    else if (!RTEST(obj)) {
	if (obj == Qnil)   return T_NIL;
	if (obj == Qfalse) return T_FALSE;
    }
    return BUILTIN_TYPE(obj);
}

#define RB_FLOAT_TYPE_P(obj) (FLONUM_P(obj) || (!SPECIAL_CONST_P(obj) && BUILTIN_TYPE(obj) == T_FLOAT))

#define RB_TYPE_P(obj, type) ( \
	((type) == T_FIXNUM) ? FIXNUM_P(obj) : \
	((type) == T_TRUE) ? ((obj) == Qtrue) : \
	((type) == T_FALSE) ? ((obj) == Qfalse) : \
	((type) == T_NIL) ? ((obj) == Qnil) : \
	((type) == T_UNDEF) ? ((obj) == Qundef) : \
	((type) == T_SYMBOL) ? SYMBOL_P(obj) : \
        ((type) == T_FLOAT) ? RB_FLOAT_TYPE_P(obj) : \
	(!SPECIAL_CONST_P(obj) && BUILTIN_TYPE(obj) == (type)))

#ifdef __GNUC__
#define rb_type_p(obj, type) \
    __extension__ (__builtin_constant_p(type) ? RB_TYPE_P((obj), (type)) : \
		   rb_type(obj) == (type))
#else
#define rb_type_p(obj, type) (rb_type(obj) == (type))
#endif

#ifdef __GNUC__
#define rb_special_const_p(obj) \
    __extension__ ({VALUE special_const_obj = (obj); (int)(SPECIAL_CONST_P(special_const_obj) ? Qtrue : Qfalse);})
#else
static inline int
rb_special_const_p(VALUE obj)
{
    if (SPECIAL_CONST_P(obj)) return (int)Qtrue;
    return (int)Qfalse;
}
#endif

#include "ruby/intern.h"

#if defined(EXTLIB) && defined(USE_DLN_A_OUT)
/* hook for external modules */
static char *dln_libs_to_be_linked[] = { EXTLIB, 0 };
#endif

#define RUBY_VM 1 /* YARV */
#define HAVE_NATIVETHREAD
int ruby_native_thread_p(void);

/* traditional set_trace_func events */
#define RUBY_EVENT_NONE      0x0000
#define RUBY_EVENT_LINE      0x0001
#define RUBY_EVENT_CLASS     0x0002
#define RUBY_EVENT_END       0x0004
#define RUBY_EVENT_CALL      0x0008
#define RUBY_EVENT_RETURN    0x0010
#define RUBY_EVENT_C_CALL    0x0020
#define RUBY_EVENT_C_RETURN  0x0040
#define RUBY_EVENT_RAISE     0x0080
#define RUBY_EVENT_ALL       0x00ff

/* for TracePoint extended events */
#define RUBY_EVENT_B_CALL            0x0100
#define RUBY_EVENT_B_RETURN          0x0200
#define RUBY_EVENT_THREAD_BEGIN      0x0400
#define RUBY_EVENT_THREAD_END        0x0800
#define RUBY_EVENT_TRACEPOINT_ALL    0xffff

/* special events */
#define RUBY_EVENT_SPECIFIED_LINE         0x010000
#define RUBY_EVENT_COVERAGE               0x020000

/* internal events */
#define RUBY_INTERNAL_EVENT_SWITCH          0x040000
#define RUBY_EVENT_SWITCH                   0x040000 /* obsolete name. this macro is for compatibility */
                                         /* 0x080000 */
#define RUBY_INTERNAL_EVENT_NEWOBJ          0x100000
#define RUBY_INTERNAL_EVENT_FREEOBJ         0x200000
#define RUBY_INTERNAL_EVENT_GC_START        0x400000
#define RUBY_INTERNAL_EVENT_GC_END_MARK     0x800000
#define RUBY_INTERNAL_EVENT_GC_END_SWEEP   0x1000000
#define RUBY_INTERNAL_EVENT_OBJSPACE_MASK  0x1f00000
#define RUBY_INTERNAL_EVENT_MASK          0xfffe0000

typedef unsigned long rb_event_flag_t;
typedef void (*rb_event_hook_func_t)(rb_event_flag_t evflag, VALUE data, VALUE self, ID mid, VALUE klass);

#define RB_EVENT_HOOKS_HAVE_CALLBACK_DATA 1
void rb_add_event_hook(rb_event_hook_func_t func, rb_event_flag_t events, VALUE data);
int rb_remove_event_hook(rb_event_hook_func_t func);

/* locale insensitive functions */

#define rb_isascii(c) ((unsigned long)(c) < 128)
int rb_isalnum(int c);
int rb_isalpha(int c);
int rb_isblank(int c);
int rb_iscntrl(int c);
int rb_isdigit(int c);
int rb_isgraph(int c);
int rb_islower(int c);
int rb_isprint(int c);
int rb_ispunct(int c);
int rb_isspace(int c);
int rb_isupper(int c);
int rb_isxdigit(int c);
int rb_tolower(int c);
int rb_toupper(int c);

#ifndef ISPRINT
#define ISASCII(c) rb_isascii((unsigned char)(c))
#undef ISPRINT
#define ISPRINT(c) rb_isprint((unsigned char)(c))
#define ISGRAPH(c) rb_isgraph((unsigned char)(c))
#define ISSPACE(c) rb_isspace((unsigned char)(c))
#define ISUPPER(c) rb_isupper((unsigned char)(c))
#define ISLOWER(c) rb_islower((unsigned char)(c))
#define ISALNUM(c) rb_isalnum((unsigned char)(c))
#define ISALPHA(c) rb_isalpha((unsigned char)(c))
#define ISDIGIT(c) rb_isdigit((unsigned char)(c))
#define ISXDIGIT(c) rb_isxdigit((unsigned char)(c))
#endif
#define TOUPPER(c) rb_toupper((unsigned char)(c))
#define TOLOWER(c) rb_tolower((unsigned char)(c))

int st_locale_insensitive_strcasecmp(const char *s1, const char *s2);
int st_locale_insensitive_strncasecmp(const char *s1, const char *s2, size_t n);
#define STRCASECMP(s1, s2) (st_locale_insensitive_strcasecmp((s1), (s2)))
#define STRNCASECMP(s1, s2, n) (st_locale_insensitive_strncasecmp((s1), (s2), (n)))

unsigned long ruby_strtoul(const char *str, char **endptr, int base);
#define STRTOUL(str, endptr, base) (ruby_strtoul((str), (endptr), (base)))

#define InitVM(ext) {void InitVM_##ext(void);InitVM_##ext();}

PRINTF_ARGS(int ruby_snprintf(char *str, size_t n, char const *fmt, ...), 3, 4);
int ruby_vsnprintf(char *str, size_t n, char const *fmt, va_list ap);

#ifndef RUBY_DONT_SUBST
#include "ruby/subst.h"
#endif

/**
 * @defgroup embed CRuby Embedding APIs
 * CRuby interpreter APIs. These are APIs to embed MRI interpreter into your
 * program.
 * These functions are not a part of Ruby extension library API.
 * Extension libraries of Ruby should not depend on these functions.
 * @{
 */

/** @defgroup ruby1 ruby(1) implementation
 * A part of the implementation of ruby(1) command.
 * Other programs that embed Ruby interpreter do not always need to use these
 * functions.
 * @{
 */

void ruby_sysinit(int *argc, char ***argv);
void ruby_init(void);
void* ruby_options(int argc, char** argv);
int ruby_executable_node(void *n, int *status);
int ruby_run_node(void *n);

/* version.c */
void ruby_show_version(void);
void ruby_show_copyright(void);

/*! A convenience macro to call ruby_init_stack(). Must be placed just after
 *  variable declarations */
#define RUBY_INIT_STACK \
    VALUE variable_in_this_stack_frame; \
    ruby_init_stack(&variable_in_this_stack_frame);
/*! @} */

#ifdef __ia64
void ruby_init_stack(volatile VALUE*, void*);
#define ruby_init_stack(addr) ruby_init_stack((addr), rb_ia64_bsp())
#else
void ruby_init_stack(volatile VALUE*);
#endif
#define Init_stack(addr) ruby_init_stack(addr)

int ruby_setup(void);
int ruby_cleanup(volatile int);

void ruby_finalize(void);
NORETURN(void ruby_stop(int));

void ruby_set_stack_size(size_t);
int ruby_stack_check(void);
size_t ruby_stack_length(VALUE**);

int ruby_exec_node(void *n);

void ruby_script(const char* name);
void ruby_set_script_name(VALUE name);

void ruby_prog_init(void);
void ruby_set_argv(int, char**);
void *ruby_process_options(int, char**);
void ruby_init_loadpath(void);
void ruby_incpush(const char*);
void ruby_sig_finalize(void);

/*! @} */

RUBY_SYMBOL_EXPORT_END

#if defined(__cplusplus)
#if 0
{ /* satisfy cc-mode */
#endif
}  /* extern "C" { */
#endif
#endif /* RUBY_RUBY_H */

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