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Diffstat (limited to 'include/ruby/ruby.h')
| -rw-r--r-- | include/ruby/ruby.h | 2873 |
1 files changed, 2873 insertions, 0 deletions
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h new file mode 100644 index 0000000000..bd95d5b0b1 --- /dev/null +++ b/include/ruby/ruby.h @@ -0,0 +1,2873 @@ +/********************************************************************** + + ruby/ruby.h - + + $Author$ + 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" +#include "ruby/assert.h" + +/* For MinGW, we need __declspec(dllimport) for RUBY_EXTERN on MJIT. + mswin's RUBY_EXTERN already has that. See also: win32/Makefile.sub */ +#if defined(MJIT_HEADER) && defined(_WIN32) && defined(__GNUC__) +# undef RUBY_EXTERN +# define RUBY_EXTERN extern __declspec(dllimport) +#endif + +#if defined(__cplusplus) +/* __builtin_choose_expr and __builtin_types_compatible aren't available + * on C++. See https://gcc.gnu.org/onlinedocs/gcc/Other-Builtins.html */ +# undef HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P +# undef HAVE_BUILTIN___BUILTIN_TYPES_COMPATIBLE_P +#elif GCC_VERSION_BEFORE(4,8,6) /* Bug #14221 */ +# undef HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P +#endif + +#ifndef ASSUME +# ifdef UNREACHABLE +# define ASSUME(x) (RB_LIKELY(!!(x)) ? (void)0 : UNREACHABLE) +# else +# define ASSUME(x) ((void)(x)) +# endif +#endif +#ifndef UNREACHABLE_RETURN +# ifdef UNREACHABLE +# define UNREACHABLE_RETURN(val) UNREACHABLE +# else +# define UNREACHABLE_RETURN(val) return (val) +# endif +#endif +#ifndef UNREACHABLE +# define UNREACHABLE ((void)0) /* unreachable */ +#endif + +#define RUBY_MACRO_SELECT(base, n) TOKEN_PASTE(base, n) + +#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 alloca +# define alloca __builtin_alloca +# endif +#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 +#ifndef PRI_SHORT_PREFIX +#define PRI_SHORT_PREFIX "h" +#endif + +#ifndef PRI_64_PREFIX +#if SIZEOF_LONG == 8 +#define PRI_64_PREFIX PRI_LONG_PREFIX +#elif SIZEOF_LONG_LONG == 8 +#define PRI_64_PREFIX PRI_LL_PREFIX +#endif +#endif + +#ifndef PRIdPTR +#define PRIdPTR PRI_PTR_PREFIX"d" +#define PRIiPTR PRI_PTR_PREFIX"i" +#define PRIoPTR PRI_PTR_PREFIX"o" +#define PRIuPTR PRI_PTR_PREFIX"u" +#define PRIxPTR PRI_PTR_PREFIX"x" +#define PRIXPTR PRI_PTR_PREFIX"X" +#endif + +#define RUBY_PRI_VALUE_MARK "\v" +#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"" RUBY_PRI_VALUE_MARK +#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" RUBY_PRI_VALUE_MARK +#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 RUBY_FIXNUM_MAX (LONG_MAX>>1) +#define RUBY_FIXNUM_MIN RSHIFT((long)LONG_MIN,1) +#define FIXNUM_MAX RUBY_FIXNUM_MAX +#define FIXNUM_MIN RUBY_FIXNUM_MIN + +#define RB_INT2FIX(i) (((VALUE)(i))<<1 | RUBY_FIXNUM_FLAG) +#define INT2FIX(i) RB_INT2FIX(i) +#define RB_LONG2FIX(i) RB_INT2FIX(i) +#define LONG2FIX(i) RB_INT2FIX(i) +#define rb_fix_new(v) RB_INT2FIX(v) +VALUE rb_int2inum(intptr_t); + +#define rb_int_new(v) rb_int2inum(v) +VALUE rb_uint2inum(uintptr_t); + +#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 RB_FIX2LONG(x) ((long)RSHIFT((SIGNED_VALUE)(x),1)) +static inline long +rb_fix2long(VALUE x) +{ + return RB_FIX2LONG(x); +} +#define RB_FIX2ULONG(x) ((unsigned long)RB_FIX2LONG(x)) +static inline unsigned long +rb_fix2ulong(VALUE x) +{ + return RB_FIX2ULONG(x); +} +#define RB_FIXNUM_P(f) (((int)(SIGNED_VALUE)(f))&RUBY_FIXNUM_FLAG) +#define RB_POSFIXABLE(f) ((f) < RUBY_FIXNUM_MAX+1) +#define RB_NEGFIXABLE(f) ((f) >= RUBY_FIXNUM_MIN) +#define RB_FIXABLE(f) (RB_POSFIXABLE(f) && RB_NEGFIXABLE(f)) +#define FIX2LONG(x) RB_FIX2LONG(x) +#define FIX2ULONG(x) RB_FIX2ULONG(x) +#define FIXNUM_P(f) RB_FIXNUM_P(f) +#define POSFIXABLE(f) RB_POSFIXABLE(f) +#define NEGFIXABLE(f) RB_NEGFIXABLE(f) +#define FIXABLE(f) RB_FIXABLE(f) + +#define RB_IMMEDIATE_P(x) ((VALUE)(x) & RUBY_IMMEDIATE_MASK) +#define IMMEDIATE_P(x) RB_IMMEDIATE_P(x) + +ID rb_sym2id(VALUE); +VALUE rb_id2sym(ID); +#define RB_STATIC_SYM_P(x) (((VALUE)(x)&~((~(VALUE)0)<<RUBY_SPECIAL_SHIFT)) == RUBY_SYMBOL_FLAG) +#define RB_DYNAMIC_SYM_P(x) (!RB_SPECIAL_CONST_P(x) && RB_BUILTIN_TYPE(x) == (RUBY_T_SYMBOL)) +#define RB_SYMBOL_P(x) (RB_STATIC_SYM_P(x)||RB_DYNAMIC_SYM_P(x)) +#define RB_ID2SYM(x) (rb_id2sym(x)) +#define RB_SYM2ID(x) (rb_sym2id(x)) +#define STATIC_SYM_P(x) RB_STATIC_SYM_P(x) +#define DYNAMIC_SYM_P(x) RB_DYNAMIC_SYM_P(x) +#define SYMBOL_P(x) RB_SYMBOL_P(x) +#define ID2SYM(x) RB_ID2SYM(x) +#define SYM2ID(x) RB_SYM2ID(x) + +#ifndef USE_FLONUM +#if SIZEOF_VALUE >= SIZEOF_DOUBLE +#define USE_FLONUM 1 +#else +#define USE_FLONUM 0 +#endif +#endif + +#if USE_FLONUM +#define RB_FLONUM_P(x) ((((int)(SIGNED_VALUE)(x))&RUBY_FLONUM_MASK) == RUBY_FLONUM_FLAG) +#else +#define RB_FLONUM_P(x) 0 +#endif +#define FLONUM_P(x) RB_FLONUM_P(x) + +/* Module#methods, #singleton_methods and so on return Symbols */ +#define USE_SYMBOL_AS_METHOD_NAME 1 + +/* special constants - i.e. non-zero and non-fixnum constants */ +enum ruby_special_consts { +#if USE_FLONUM + RUBY_Qfalse = 0x00, /* ...0000 0000 */ + RUBY_Qtrue = 0x14, /* ...0001 0100 */ + RUBY_Qnil = 0x08, /* ...0000 1000 */ + RUBY_Qundef = 0x34, /* ...0011 0100 */ + + RUBY_IMMEDIATE_MASK = 0x07, + RUBY_FIXNUM_FLAG = 0x01, /* ...xxxx xxx1 */ + RUBY_FLONUM_MASK = 0x03, + RUBY_FLONUM_FLAG = 0x02, /* ...xxxx xx10 */ + RUBY_SYMBOL_FLAG = 0x0c, /* ...0000 1100 */ +#else + RUBY_Qfalse = 0, /* ...0000 0000 */ + RUBY_Qtrue = 2, /* ...0000 0010 */ + RUBY_Qnil = 4, /* ...0000 0100 */ + RUBY_Qundef = 6, /* ...0000 0110 */ + + RUBY_IMMEDIATE_MASK = 0x03, + RUBY_FIXNUM_FLAG = 0x01, /* ...xxxx xxx1 */ + RUBY_FLONUM_MASK = 0x00, /* any values ANDed with FLONUM_MASK cannot be FLONUM_FLAG */ + RUBY_FLONUM_FLAG = 0x02, + RUBY_SYMBOL_FLAG = 0x0e, /* ...0000 1110 */ +#endif + RUBY_SPECIAL_SHIFT = 8 +}; + +#define RUBY_Qfalse ((VALUE)RUBY_Qfalse) +#define RUBY_Qtrue ((VALUE)RUBY_Qtrue) +#define RUBY_Qnil ((VALUE)RUBY_Qnil) +#define RUBY_Qundef ((VALUE)RUBY_Qundef) /* undefined value for placeholder */ +#define Qfalse RUBY_Qfalse +#define Qtrue RUBY_Qtrue +#define Qnil RUBY_Qnil +#define Qundef RUBY_Qundef +#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 RB_TEST(v) !(((VALUE)(v) & (VALUE)~RUBY_Qnil) == 0) +#define RB_NIL_P(v) !((VALUE)(v) != RUBY_Qnil) +#define RTEST(v) RB_TEST(v) +#define NIL_P(v) RB_NIL_P(v) + +#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 = 0x16, + + RUBY_T_IMEMO = 0x1a, /*!< @see imemo_type */ + RUBY_T_NODE = 0x1b, + RUBY_T_ICLASS = 0x1c, + RUBY_T_ZOMBIE = 0x1d, + RUBY_T_MOVED = 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_IMEMO RUBY_T_IMEMO +#define T_UNDEF RUBY_T_UNDEF +#define T_NODE RUBY_T_NODE +#define T_ZOMBIE RUBY_T_ZOMBIE +#define T_MOVED RUBY_T_MOVED +#define T_MASK RUBY_T_MASK + +#define RB_BUILTIN_TYPE(x) (int)(((struct RBasic*)(x))->flags & RUBY_T_MASK) +#define BUILTIN_TYPE(x) RB_BUILTIN_TYPE(x) + +static inline int rb_type(VALUE obj); +#define TYPE(x) rb_type((VALUE)(x)) + +#define RB_FLOAT_TYPE_P(obj) (\ + RB_FLONUM_P(obj) || \ + (!RB_SPECIAL_CONST_P(obj) && RB_BUILTIN_TYPE(obj) == RUBY_T_FLOAT)) + +#define RB_TYPE_P(obj, type) ( \ + ((type) == RUBY_T_FIXNUM) ? RB_FIXNUM_P(obj) : \ + ((type) == RUBY_T_TRUE) ? ((obj) == RUBY_Qtrue) : \ + ((type) == RUBY_T_FALSE) ? ((obj) == RUBY_Qfalse) : \ + ((type) == RUBY_T_NIL) ? ((obj) == RUBY_Qnil) : \ + ((type) == RUBY_T_UNDEF) ? ((obj) == RUBY_Qundef) : \ + ((type) == RUBY_T_SYMBOL) ? RB_SYMBOL_P(obj) : \ + ((type) == RUBY_T_FLOAT) ? RB_FLOAT_TYPE_P(obj) : \ + (!RB_SPECIAL_CONST_P(obj) && RB_BUILTIN_TYPE(obj) == (type))) + +#ifdef __GNUC__ +#define RB_GC_GUARD(v) \ + (*__extension__ ({ \ + volatile VALUE *rb_gc_guarded_ptr = &(v); \ + __asm__("" : : "m"(rb_gc_guarded_ptr)); \ + rb_gc_guarded_ptr; \ + })) +#elif defined _MSC_VER +#pragma optimize("", off) +static inline volatile VALUE *rb_gc_guarded_ptr(volatile VALUE *ptr) {return ptr;} +#pragma optimize("", on) +#define RB_GC_GUARD(v) (*rb_gc_guarded_ptr(&(v))) +#else +volatile VALUE *rb_gc_guarded_ptr_val(volatile VALUE *ptr, VALUE val); +#define HAVE_RB_GC_GUARDED_PTR_VAL 1 +#define RB_GC_GUARD(v) (*rb_gc_guarded_ptr_val(&(v),(v))) +#endif + +#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); +#define SafeStringValue(v) StringValue(v) +#if GCC_VERSION_SINCE(4,4,0) +void rb_check_safe_str(VALUE) __attribute__((error("rb_check_safe_str() and Check_SafeStr() are obsolete; use StringValue() instead"))); +# define Check_SafeStr(v) rb_check_safe_str((VALUE)(v)) +#else +# define rb_check_safe_str(x) [<"rb_check_safe_str() is obsolete; use StringValue() instead">] +# define Check_SafeStr(v) [<"Check_SafeStr() is obsolete; use StringValue() instead">] +#endif + +VALUE rb_str_export(VALUE); +#define ExportStringValue(v) do {\ + StringValue(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(v)) + +/* Remove in 3.0 */ +#define RUBY_SAFE_LEVEL_MAX 1 +void rb_secure(int); +int rb_safe_level(void); +void rb_set_safe_level(int); +#if GCC_VERSION_SINCE(4,4,0) +int ruby_safe_level_2_error(void) __attribute__((error("$SAFE=2 to 4 are obsolete"))); +int ruby_safe_level_2_warning(void) __attribute__((const,warning("$SAFE=2 to 4 are obsolete"))); +# ifdef RUBY_EXPORT +# define ruby_safe_level_2_warning() ruby_safe_level_2_error() +# endif +# if defined(HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P) +# define RUBY_SAFE_LEVEL_INVALID_P(level) \ + __extension__(\ + __builtin_choose_expr(\ + __builtin_constant_p(level), \ + ((level) < 0 || RUBY_SAFE_LEVEL_MAX < (level)), 0)) +# define RUBY_SAFE_LEVEL_CHECK(level, type) \ + __extension__(__builtin_choose_expr(RUBY_SAFE_LEVEL_INVALID_P(level), ruby_safe_level_2_##type(), (level))) +# else +/* in gcc 4.8 or earlier, __builtin_choose_expr() does not consider + * __builtin_constant_p(variable) a constant expression. + */ +# 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_2_##type() : (level)) +# endif +# 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); + +long rb_num2long(VALUE); +unsigned long rb_num2ulong(VALUE); +static inline long +rb_num2long_inline(VALUE x) +{ + if (RB_FIXNUM_P(x)) + return RB_FIX2LONG(x); + else + return rb_num2long(x); +} +#define RB_NUM2LONG(x) rb_num2long_inline(x) +#define NUM2LONG(x) RB_NUM2LONG(x) +static inline unsigned long +rb_num2ulong_inline(VALUE x) +{ + if (RB_FIXNUM_P(x)) + return RB_FIX2ULONG(x); + else + return rb_num2ulong(x); +} +#define RB_NUM2ULONG(x) rb_num2ulong_inline(x) +#define NUM2ULONG(x) RB_NUM2ULONG(x) +#if SIZEOF_INT < SIZEOF_LONG +long rb_num2int(VALUE); +long rb_fix2int(VALUE); +#define RB_FIX2INT(x) ((int)rb_fix2int((VALUE)(x))) + +static inline int +rb_num2int_inline(VALUE x) +{ + if (RB_FIXNUM_P(x)) + return (int)rb_fix2int(x); + else + return (int)rb_num2int(x); +} +#define RB_NUM2INT(x) rb_num2int_inline(x) + +unsigned long rb_num2uint(VALUE); +#define RB_NUM2UINT(x) ((unsigned int)rb_num2uint(x)) +unsigned long rb_fix2uint(VALUE); +#define RB_FIX2UINT(x) ((unsigned int)rb_fix2uint(x)) +#else /* SIZEOF_INT < SIZEOF_LONG */ +#define RB_NUM2INT(x) ((int)RB_NUM2LONG(x)) +#define RB_NUM2UINT(x) ((unsigned int)RB_NUM2ULONG(x)) +#define RB_FIX2INT(x) ((int)RB_FIX2LONG(x)) +#define RB_FIX2UINT(x) ((unsigned int)RB_FIX2ULONG(x)) +#endif /* SIZEOF_INT < SIZEOF_LONG */ +#define NUM2INT(x) RB_NUM2INT(x) +#define NUM2UINT(x) RB_NUM2UINT(x) +#define FIX2INT(x) RB_FIX2INT(x) +#define FIX2UINT(x) RB_FIX2UINT(x) + +short rb_num2short(VALUE); +unsigned short rb_num2ushort(VALUE); +short rb_fix2short(VALUE); +unsigned short rb_fix2ushort(VALUE); +#define RB_FIX2SHORT(x) (rb_fix2short((VALUE)(x))) +#define FIX2SHORT(x) RB_FIX2SHORT(x) +static inline short +rb_num2short_inline(VALUE x) +{ + if (RB_FIXNUM_P(x)) + return rb_fix2short(x); + else + return rb_num2short(x); +} + +#define RB_NUM2SHORT(x) rb_num2short_inline(x) +#define RB_NUM2USHORT(x) rb_num2ushort(x) +#define NUM2SHORT(x) RB_NUM2SHORT(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 (RB_FIXNUM_P(x)) + return RB_FIX2LONG(x); + else + return rb_num2ll(x); +} +# define RB_NUM2LL(x) rb_num2ll_inline(x) +# define RB_NUM2ULL(x) rb_num2ull(x) +# define NUM2LL(x) RB_NUM2LL(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(uintptr_t); +VALUE rb_int2big(intptr_t); + +VALUE rb_newobj(void); +VALUE rb_newobj_of(VALUE, VALUE); +VALUE rb_obj_setup(VALUE obj, VALUE klass, VALUE type); +#define RB_NEWOBJ(obj,type) type *(obj) = (type*)rb_newobj() +#define RB_NEWOBJ_OF(obj,type,klass,flags) type *(obj) = (type*)rb_newobj_of(klass, flags) +#define NEWOBJ(obj,type) RB_NEWOBJ(obj,type) +#define NEWOBJ_OF(obj,type,klass,flags) RB_NEWOBJ_OF(obj,type,klass,flags) /* core has special NEWOBJ_OF() in internal.h */ +#define OBJSETUP(obj,c,t) rb_obj_setup(obj, c, t) /* use NEWOBJ_OF instead of NEWOBJ()+OBJSETUP() */ +#define CLONESETUP(clone,obj) rb_clone_setup(clone,obj) +#define DUPSETUP(dup,obj) rb_dup_setup(dup,obj) + +#ifndef USE_RGENGC +#define USE_RGENGC 1 +#ifndef USE_RINCGC +#define USE_RINCGC 1 +#endif +#endif + +#if USE_RGENGC == 0 +#define USE_RINCGC 0 +#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 + +#ifdef __GNUC__ +__extension__ +#endif +enum ruby_fl_type { + RUBY_FL_WB_PROTECTED = (1<<5), + RUBY_FL_PROMOTED0 = (1<<5), + RUBY_FL_PROMOTED1 = (1<<6), + RUBY_FL_PROMOTED = RUBY_FL_PROMOTED0|RUBY_FL_PROMOTED1, + RUBY_FL_FINALIZE = (1<<7), + RUBY_FL_TAINT = (1<<8), + RUBY_FL_UNTRUSTED = RUBY_FL_TAINT, + RUBY_FL_SEEN_OBJ_ID = (1<<9), + RUBY_FL_EXIVAR = (1<<10), + RUBY_FL_FREEZE = (1<<11), + + RUBY_FL_USHIFT = 12, + +#define RUBY_FL_USER_N(n) RUBY_FL_USER##n = (1<<(RUBY_FL_USHIFT+n)) + RUBY_FL_USER_N(0), + RUBY_FL_USER_N(1), + RUBY_FL_USER_N(2), + RUBY_FL_USER_N(3), + RUBY_FL_USER_N(4), + RUBY_FL_USER_N(5), + RUBY_FL_USER_N(6), + RUBY_FL_USER_N(7), + RUBY_FL_USER_N(8), + RUBY_FL_USER_N(9), + RUBY_FL_USER_N(10), + RUBY_FL_USER_N(11), + RUBY_FL_USER_N(12), + RUBY_FL_USER_N(13), + RUBY_FL_USER_N(14), + RUBY_FL_USER_N(15), + RUBY_FL_USER_N(16), + RUBY_FL_USER_N(17), + RUBY_FL_USER_N(18), +#if defined ENUM_OVER_INT || SIZEOF_INT*CHAR_BIT>12+19+1 + RUBY_FL_USER_N(19), +#else +#define RUBY_FL_USER19 (((VALUE)1)<<(RUBY_FL_USHIFT+19)) +#endif + + RUBY_ELTS_SHARED = RUBY_FL_USER2, + RUBY_FL_DUPPED = (RUBY_T_MASK|RUBY_FL_EXIVAR|RUBY_FL_TAINT), + RUBY_FL_SINGLETON = RUBY_FL_USER0 +}; + +struct RUBY_ALIGNAS(SIZEOF_VALUE) RBasic { + VALUE flags; + const VALUE klass; +}; + +VALUE rb_obj_hide(VALUE obj); +VALUE rb_obj_reveal(VALUE obj, VALUE klass); /* do not use this API to change klass information */ + +#if defined(HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P) +# define RB_OBJ_WB_UNPROTECT_FOR(type, obj) \ + __extension__( \ + __builtin_choose_expr( \ + RGENGC_WB_PROTECTED_##type, \ + OBJ_WB_UNPROTECT((VALUE)(obj)), ((VALUE)(obj)))) +#else +# define RB_OBJ_WB_UNPROTECT_FOR(type, obj) \ + (RGENGC_WB_PROTECTED_##type ? \ + OBJ_WB_UNPROTECT((VALUE)(obj)) : ((VALUE)(obj))) +#endif + +#define RBASIC_CLASS(obj) (RBASIC(obj)->klass) + +#define RVALUE_EMBED_LEN_MAX RVALUE_EMBED_LEN_MAX +enum ruby_rvalue_flags { + RVALUE_EMBED_LEN_MAX = 3, +}; + +#define ROBJECT_EMBED_LEN_MAX ROBJECT_EMBED_LEN_MAX +#define ROBJECT_EMBED ROBJECT_EMBED +enum ruby_robject_flags { + ROBJECT_EMBED_LEN_MAX = RVALUE_EMBED_LEN_MAX, + ROBJECT_EMBED = RUBY_FL_USER1, + + ROBJECT_ENUM_END +}; + +struct RObject { + struct RBasic basic; + union { + struct { + uint32_t numiv; + VALUE *ivptr; + void *iv_index_tbl; /* shortcut for RCLASS_IV_INDEX_TBL(rb_obj_class(obj)) */ + } heap; + VALUE ary[ROBJECT_EMBED_LEN_MAX]; + } as; +}; +#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) + +#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 RMODULE_IS_OVERLAID +#define RMODULE_IS_REFINEMENT RMODULE_IS_REFINEMENT +#define RMODULE_INCLUDED_INTO_REFINEMENT RMODULE_INCLUDED_INTO_REFINEMENT +enum ruby_rmodule_flags { + RMODULE_IS_OVERLAID = RUBY_FL_USER2, + RMODULE_IS_REFINEMENT = RUBY_FL_USER3, + RMODULE_INCLUDED_INTO_REFINEMENT = RUBY_FL_USER4, + + RMODULE_ENUM_END +}; + +PUREFUNC(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 RUBY_ELTS_SHARED RUBY_ELTS_SHARED +#define ELTS_SHARED RUBY_ELTS_SHARED + +#define RSTRING_NOEMBED RSTRING_NOEMBED +#define RSTRING_EMBED_LEN_MASK RSTRING_EMBED_LEN_MASK +#define RSTRING_EMBED_LEN_SHIFT RSTRING_EMBED_LEN_SHIFT +#define RSTRING_EMBED_LEN_MAX RSTRING_EMBED_LEN_MAX +#define RSTRING_FSTR RSTRING_FSTR +enum ruby_rstring_flags { + RSTRING_NOEMBED = RUBY_FL_USER1, + RSTRING_EMBED_LEN_MASK = (RUBY_FL_USER2|RUBY_FL_USER3|RUBY_FL_USER4| + RUBY_FL_USER5|RUBY_FL_USER6), + RSTRING_EMBED_LEN_SHIFT = (RUBY_FL_USHIFT+2), + RSTRING_EMBED_LEN_MAX = (int)((sizeof(VALUE)*RVALUE_EMBED_LEN_MAX)/sizeof(char)-1), + RSTRING_FSTR = RUBY_FL_USER17, + + RSTRING_ENUM_END +}; + +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_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)) + +#ifndef USE_TRANSIENT_HEAP +#define USE_TRANSIENT_HEAP 1 +#endif + +enum ruby_rarray_flags { + RARRAY_EMBED_LEN_MAX = RVALUE_EMBED_LEN_MAX, + RARRAY_EMBED_FLAG = RUBY_FL_USER1, + /* RUBY_FL_USER2 is for ELTS_SHARED */ + RARRAY_EMBED_LEN_MASK = (RUBY_FL_USER4|RUBY_FL_USER3), + RARRAY_EMBED_LEN_SHIFT = (RUBY_FL_USHIFT+3), + +#if USE_TRANSIENT_HEAP + RARRAY_TRANSIENT_FLAG = RUBY_FL_USER13, +#define RARRAY_TRANSIENT_FLAG RARRAY_TRANSIENT_FLAG +#else +#define RARRAY_TRANSIENT_FLAG 0 +#endif + + RARRAY_ENUM_END +}; +#define RARRAY_EMBED_FLAG (VALUE)RARRAY_EMBED_FLAG +#define RARRAY_EMBED_LEN_MASK (VALUE)RARRAY_EMBED_LEN_MASK +#define RARRAY_EMBED_LEN_MAX RARRAY_EMBED_LEN_MAX +#define RARRAY_EMBED_LEN_SHIFT RARRAY_EMBED_LEN_SHIFT + +struct RArray { + struct RBasic basic; + union { + struct { + long len; + union { + long capa; +#if defined(__clang__) /* <- clang++ is sane */ || \ + !defined(__cplusplus) /* <- C99 is sane */ || \ + (__cplusplus > 199711L) /* <- C++11 is sane */ + const +#endif + VALUE shared_root; + } aux; + const VALUE *ptr; + } heap; + const VALUE ary[RARRAY_EMBED_LEN_MAX]; + } as; +}; +#define RARRAY_EMBED_LEN(a) \ + (long)((RBASIC(a)->flags >> RARRAY_EMBED_LEN_SHIFT) & \ + (RARRAY_EMBED_LEN_MASK >> RARRAY_EMBED_LEN_SHIFT)) +#define RARRAY_LEN(a) rb_array_len(a) +#define RARRAY_LENINT(ary) rb_long2int(RARRAY_LEN(ary)) +#define RARRAY_CONST_PTR(a) rb_array_const_ptr(a) +#define RARRAY_CONST_PTR_TRANSIENT(a) rb_array_const_ptr_transient(a) + +#if USE_TRANSIENT_HEAP +#define RARRAY_TRANSIENT_P(ary) FL_TEST_RAW((ary), RARRAY_TRANSIENT_FLAG) +#else +#define RARRAY_TRANSIENT_P(ary) 0 +#endif + +#define RARRAY_PTR_USE_START_TRANSIENT(a) rb_array_ptr_use_start(a, 1) +#define RARRAY_PTR_USE_END_TRANSIENT(a) rb_array_ptr_use_end(a, 1) + +#define RARRAY_PTR_USE_TRANSIENT(ary, ptr_name, expr) do { \ + const VALUE _ary = (ary); \ + VALUE *ptr_name = (VALUE *)RARRAY_PTR_USE_START_TRANSIENT(_ary); \ + expr; \ + RARRAY_PTR_USE_END_TRANSIENT(_ary); \ +} while (0) + +#define RARRAY_PTR_USE_START(a) rb_array_ptr_use_start(a, 0) +#define RARRAY_PTR_USE_END(a) rb_array_ptr_use_end(a, 0) + +#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_TRANSIENT(a)[i]) +#define RARRAY_ASET(a, i, v) do { \ + const VALUE _ary = (a); \ + const VALUE _v = (v); \ + VALUE *ptr = (VALUE *)RARRAY_PTR_USE_START_TRANSIENT(_ary); \ + RB_OBJ_WRITE(_ary, &ptr[i], _v); \ + RARRAY_PTR_USE_END_TRANSIENT(_ary); \ +} while (0) + +#define RARRAY_PTR(a) ((VALUE *)RARRAY_CONST_PTR(RB_OBJ_WB_UNPROTECT_FOR(ARRAY, a))) + +struct RRegexp { + struct RBasic basic; + struct re_pattern_buffer *ptr; + const VALUE src; + unsigned long usecnt; +}; +#define RREGEXP_PTR(r) (RREGEXP(r)->ptr) +#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) + +/* RHash is defined at internal.h */ +size_t rb_hash_size_num(VALUE hash); + +#define RHASH_TBL(h) rb_hash_tbl(h, __FILE__, __LINE__) +#define RHASH_ITER_LEV(h) rb_hash_iter_lev(h) +#define RHASH_IFNONE(h) rb_hash_ifnone(h) +#define RHASH_SIZE(h) rb_hash_size_num(h) +#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 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 (*dcompact)(void*); + void *reserved[1]; /* 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; /* RUBY_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*); + +#ifndef RUBY_UNTYPED_DATA_WARNING +# if defined RUBY_EXPORT +# define RUBY_UNTYPED_DATA_WARNING 1 +# else +# define RUBY_UNTYPED_DATA_WARNING 0 +# endif +#endif +VALUE rb_data_object_wrap(VALUE,void*,RUBY_DATA_FUNC,RUBY_DATA_FUNC); +VALUE rb_data_object_zalloc(VALUE,size_t,RUBY_DATA_FUNC,RUBY_DATA_FUNC); +VALUE rb_data_typed_object_wrap(VALUE klass, void *datap, const rb_data_type_t *); +VALUE rb_data_typed_object_zalloc(VALUE klass, size_t size, const rb_data_type_t *type); +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 RUBY_FL_WB_PROTECTED /* THIS FLAG DEPENDS ON Ruby version */ +#define RUBY_TYPED_PROMOTED1 RUBY_FL_PROMOTED1 /* THIS FLAG DEPENDS ON Ruby version */ + +#define Data_Wrap_Struct(klass,mark,free,sval)\ + rb_data_object_wrap((klass),(sval),(RUBY_DATA_FUNC)(mark),(RUBY_DATA_FUNC)(free)) + +#define Data_Make_Struct0(result, klass, type, size, mark, free, sval) \ + VALUE result = rb_data_object_zalloc((klass), (size), \ + (RUBY_DATA_FUNC)(mark), \ + (RUBY_DATA_FUNC)(free)); \ + (void)((sval) = (type *)DATA_PTR(result)); + +#ifdef __GNUC__ +#define Data_Make_Struct(klass,type,mark,free,sval) ({\ + Data_Make_Struct0(data_struct_obj, klass, type, sizeof(type), mark, free, sval); \ + data_struct_obj; \ +}) +#else +#define Data_Make_Struct(klass,type,mark,free,sval) (\ + rb_data_object_make((klass),(RUBY_DATA_FUNC)(mark),(RUBY_DATA_FUNC)(free),(void **)&(sval),sizeof(type)) \ +) +#endif + +#define TypedData_Wrap_Struct(klass,data_type,sval)\ + rb_data_typed_object_wrap((klass),(sval),(data_type)) + +#define TypedData_Make_Struct0(result, klass, type, size, data_type, sval) \ + VALUE result = rb_data_typed_object_zalloc(klass, size, data_type); \ + (void)((sval) = (type *)DATA_PTR(result)); + +#ifdef __GNUC__ +#define TypedData_Make_Struct(klass, type, data_type, sval) ({\ + TypedData_Make_Struct0(data_struct_obj, klass, type, sizeof(type), data_type, sval); \ + data_struct_obj; \ +}) +#else +#define TypedData_Make_Struct(klass, type, data_type, sval) (\ + rb_data_typed_object_make((klass),(data_type),(void **)&(sval),sizeof(type)) \ +) +#endif + +#define Data_Get_Struct(obj,type,sval) \ + ((sval) = (type*)rb_data_object_get(obj)) + +#define TypedData_Get_Struct(obj,type,data_type,sval) \ + ((sval) = (type*)rb_check_typeddata((obj), (data_type))) + +#define RSTRUCT_LEN(st) NUM2LONG(rb_struct_size(st)) +#define RSTRUCT_PTR(st) rb_struct_ptr(st) +#define RSTRUCT_SET(st, idx, v) rb_struct_aset(st, INT2NUM(idx), (v)) +#define RSTRUCT_GET(st, idx) rb_struct_aref(st, INT2NUM(idx)) + +int rb_big_sign(VALUE); +#define RBIGNUM_SIGN(b) (rb_big_sign(b)) +#define RBIGNUM_POSITIVE_P(b) (RBIGNUM_SIGN(b)!=0) +#define RBIGNUM_NEGATIVE_P(b) (RBIGNUM_SIGN(b)==0) + +#define R_CAST(st) (struct st*) +#define RMOVED(obj) (R_CAST(RMoved)(obj)) +#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 RSTRING(obj) (R_CAST(RString)(obj)) +#define RREGEXP(obj) (R_CAST(RRegexp)(obj)) +#define RARRAY(obj) (R_CAST(RArray)(obj)) +#define RDATA(obj) (R_CAST(RData)(obj)) +#define RTYPEDDATA(obj) (R_CAST(RTypedData)(obj)) +#define RFILE(obj) (R_CAST(RFile)(obj)) + +#define FL_SINGLETON ((VALUE)RUBY_FL_SINGLETON) +#define FL_WB_PROTECTED ((VALUE)RUBY_FL_WB_PROTECTED) +#define FL_PROMOTED0 ((VALUE)RUBY_FL_PROMOTED0) +#define FL_PROMOTED1 ((VALUE)RUBY_FL_PROMOTED1) +#define FL_FINALIZE ((VALUE)RUBY_FL_FINALIZE) +#define FL_TAINT ((VALUE)RUBY_FL_TAINT) +#define FL_UNTRUSTED ((VALUE)RUBY_FL_UNTRUSTED) +#define FL_SEEN_OBJ_ID ((VALUE)RUBY_FL_SEEN_OBJ_ID) +#define FL_EXIVAR ((VALUE)RUBY_FL_EXIVAR) +#define FL_FREEZE ((VALUE)RUBY_FL_FREEZE) + +#define FL_USHIFT ((VALUE)RUBY_FL_USHIFT) + +#define FL_USER0 ((VALUE)RUBY_FL_USER0) +#define FL_USER1 ((VALUE)RUBY_FL_USER1) +#define FL_USER2 ((VALUE)RUBY_FL_USER2) +#define FL_USER3 ((VALUE)RUBY_FL_USER3) +#define FL_USER4 ((VALUE)RUBY_FL_USER4) +#define FL_USER5 ((VALUE)RUBY_FL_USER5) +#define FL_USER6 ((VALUE)RUBY_FL_USER6) +#define FL_USER7 ((VALUE)RUBY_FL_USER7) +#define FL_USER8 ((VALUE)RUBY_FL_USER8) +#define FL_USER9 ((VALUE)RUBY_FL_USER9) +#define FL_USER10 ((VALUE)RUBY_FL_USER10) +#define FL_USER11 ((VALUE)RUBY_FL_USER11) +#define FL_USER12 ((VALUE)RUBY_FL_USER12) +#define FL_USER13 ((VALUE)RUBY_FL_USER13) +#define FL_USER14 ((VALUE)RUBY_FL_USER14) +#define FL_USER15 ((VALUE)RUBY_FL_USER15) +#define FL_USER16 ((VALUE)RUBY_FL_USER16) +#define FL_USER17 ((VALUE)RUBY_FL_USER17) +#define FL_USER18 ((VALUE)RUBY_FL_USER18) +#define FL_USER19 ((VALUE)(unsigned int)RUBY_FL_USER19) + +#define RB_SPECIAL_CONST_P(x) (RB_IMMEDIATE_P(x) || !RB_TEST(x)) +#define SPECIAL_CONST_P(x) RB_SPECIAL_CONST_P(x) + +#define RB_FL_ABLE(x) (!RB_SPECIAL_CONST_P(x) && RB_BUILTIN_TYPE(x) != RUBY_T_NODE) +#define RB_FL_TEST_RAW(x,f) (RBASIC(x)->flags&(f)) +#define RB_FL_TEST(x,f) (RB_FL_ABLE(x)?RB_FL_TEST_RAW((x),(f)):0) +#define RB_FL_ANY_RAW(x,f) RB_FL_TEST_RAW((x),(f)) +#define RB_FL_ANY(x,f) RB_FL_TEST((x),(f)) +#define RB_FL_ALL_RAW(x,f) (RB_FL_TEST_RAW((x),(f)) == (f)) +#define RB_FL_ALL(x,f) (RB_FL_TEST((x),(f)) == (f)) +#define RB_FL_SET_RAW(x,f) (void)(RBASIC(x)->flags |= (f)) +#define RB_FL_SET(x,f) (RB_FL_ABLE(x) ? RB_FL_SET_RAW(x, f) : (void)0) +#define RB_FL_UNSET_RAW(x,f) (void)(RBASIC(x)->flags &= ~(VALUE)(f)) +#define RB_FL_UNSET(x,f) (RB_FL_ABLE(x) ? RB_FL_UNSET_RAW(x, f) : (void)0) +#define RB_FL_REVERSE_RAW(x,f) (void)(RBASIC(x)->flags ^= (f)) +#define RB_FL_REVERSE(x,f) (RB_FL_ABLE(x) ? RB_FL_REVERSE_RAW(x, f) : (void)0) + +#define RB_OBJ_TAINTABLE(x) (RB_FL_ABLE(x) && RB_BUILTIN_TYPE(x) != RUBY_T_BIGNUM && RB_BUILTIN_TYPE(x) != RUBY_T_FLOAT) +#define RB_OBJ_TAINTED_RAW(x) RB_FL_TEST_RAW(x, RUBY_FL_TAINT) +#define RB_OBJ_TAINTED(x) (!!RB_FL_TEST((x), RUBY_FL_TAINT)) +#define RB_OBJ_TAINT_RAW(x) RB_FL_SET_RAW(x, RUBY_FL_TAINT) +#define RB_OBJ_TAINT(x) (RB_OBJ_TAINTABLE(x) ? RB_OBJ_TAINT_RAW(x) : (void)0) +#define RB_OBJ_UNTRUSTED(x) RB_OBJ_TAINTED(x) +#define RB_OBJ_UNTRUST(x) RB_OBJ_TAINT(x) +#define RB_OBJ_INFECT_RAW(x,s) RB_FL_SET_RAW(x, RB_OBJ_TAINTED_RAW(s)) +#define RB_OBJ_INFECT(x,s) ( \ + (RB_OBJ_TAINTABLE(x) && RB_FL_ABLE(s)) ? \ + RB_OBJ_INFECT_RAW(x, s) : (void)0) + +#define RB_OBJ_FROZEN_RAW(x) (RBASIC(x)->flags&RUBY_FL_FREEZE) +#define RB_OBJ_FROZEN(x) (!RB_FL_ABLE(x) || RB_OBJ_FROZEN_RAW(x)) +#define RB_OBJ_FREEZE_RAW(x) (void)(RBASIC(x)->flags |= RUBY_FL_FREEZE) +#define RB_OBJ_FREEZE(x) rb_obj_freeze_inline((VALUE)x) + +/*! + * \defgroup deprecated_macros deprecated macro APIs + * \{ + * \par These macros are deprecated. Prefer their `RB_`-prefixed versions. + */ +#define FL_ABLE(x) RB_FL_ABLE(x) +#define FL_TEST_RAW(x,f) RB_FL_TEST_RAW(x,f) +#define FL_TEST(x,f) RB_FL_TEST(x,f) +#define FL_ANY_RAW(x,f) RB_FL_ANY_RAW(x,f) +#define FL_ANY(x,f) RB_FL_ANY(x,f) +#define FL_ALL_RAW(x,f) RB_FL_ALL_RAW(x,f) +#define FL_ALL(x,f) RB_FL_ALL(x,f) +#define FL_SET_RAW(x,f) RB_FL_SET_RAW(x,f) +#define FL_SET(x,f) RB_FL_SET(x,f) +#define FL_UNSET_RAW(x,f) RB_FL_UNSET_RAW(x,f) +#define FL_UNSET(x,f) RB_FL_UNSET(x,f) +#define FL_REVERSE_RAW(x,f) RB_FL_REVERSE_RAW(x,f) +#define FL_REVERSE(x,f) RB_FL_REVERSE(x,f) + +#define OBJ_TAINTABLE(x) RB_OBJ_TAINTABLE(x) +#define OBJ_TAINTED_RAW(x) RB_OBJ_TAINTED_RAW(x) +#define OBJ_TAINTED(x) RB_OBJ_TAINTED(x) +#define OBJ_TAINT_RAW(x) RB_OBJ_TAINT_RAW(x) +#define OBJ_TAINT(x) RB_OBJ_TAINT(x) +#define OBJ_UNTRUSTED(x) RB_OBJ_UNTRUSTED(x) +#define OBJ_UNTRUST(x) RB_OBJ_UNTRUST(x) +#define OBJ_INFECT_RAW(x,s) RB_OBJ_INFECT_RAW(x,s) +#define OBJ_INFECT(x,s) RB_OBJ_INFECT(x,s) +#define OBJ_FROZEN_RAW(x) RB_OBJ_FROZEN_RAW(x) +#define OBJ_FROZEN(x) RB_OBJ_FROZEN(x) +#define OBJ_FREEZE_RAW(x) RB_OBJ_FREEZE_RAW(x) +#define OBJ_FREEZE(x) RB_OBJ_FREEZE(x) + +/* \} */ + +void rb_freeze_singleton_class(VALUE klass); + +static inline void +rb_obj_freeze_inline(VALUE x) +{ + if (RB_FL_ABLE(x)) { + RB_OBJ_FREEZE_RAW(x); + if (RBASIC_CLASS(x) && !(RBASIC(x)->flags & RUBY_FL_SINGLETON)) { + rb_freeze_singleton_class(x); + } + } +} + +#if GCC_VERSION_SINCE(4,4,0) +# define RUBY_UNTYPED_DATA_FUNC(func) func __attribute__((warning("untyped Data is unsafe; use TypedData instead"))) +#else +# define RUBY_UNTYPED_DATA_FUNC(func) DEPRECATED(func) +#endif + +#if defined(__GNUC__) && !defined(__NO_INLINE__) +#if defined(HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P) +RUBY_UNTYPED_DATA_FUNC(static inline VALUE rb_data_object_wrap_warning(VALUE,void*,RUBY_DATA_FUNC,RUBY_DATA_FUNC)); +#endif +RUBY_UNTYPED_DATA_FUNC(static inline void *rb_data_object_get_warning(VALUE)); + +static inline VALUE +rb_data_object_wrap_warning(VALUE klass, void *ptr, RUBY_DATA_FUNC mark, RUBY_DATA_FUNC free) +{ + return rb_data_object_wrap(klass, ptr, mark, free); +} + +#if defined(HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P) +#define rb_data_object_wrap_warning(klass, ptr, mark, free) \ + __extension__( \ + __builtin_choose_expr( \ + __builtin_constant_p(klass) && !(klass), \ + rb_data_object_wrap(klass, ptr, mark, free), \ + rb_data_object_wrap_warning(klass, ptr, mark, free))) +#endif +#endif + +static inline void * +rb_data_object_get(VALUE obj) +{ + Check_Type(obj, RUBY_T_DATA); + return ((struct RData *)obj)->data; +} + +#if defined(__GNUC__) && !defined(__NO_INLINE__) +static inline void * +rb_data_object_get_warning(VALUE obj) +{ + return rb_data_object_get(obj); +} +#endif + +static inline VALUE +rb_data_object_make(VALUE klass, RUBY_DATA_FUNC mark_func, RUBY_DATA_FUNC free_func, void **datap, size_t size) +{ + Data_Make_Struct0(result, klass, void, size, mark_func, free_func, *datap); + return result; +} + +static inline VALUE +rb_data_typed_object_make(VALUE klass, const rb_data_type_t *type, void **datap, size_t size) +{ + TypedData_Make_Struct0(result, klass, void, size, type, *datap); + return result; +} + +#ifndef rb_data_object_alloc +DEPRECATED_BY(rb_data_object_wrap, static inline VALUE rb_data_object_alloc(VALUE,void*,RUBY_DATA_FUNC,RUBY_DATA_FUNC)); +static inline VALUE +rb_data_object_alloc(VALUE klass, void *data, RUBY_DATA_FUNC dmark, RUBY_DATA_FUNC dfree) +{ + return rb_data_object_wrap(klass, data, dmark, dfree); +} +#endif + +#ifndef rb_data_typed_object_alloc +DEPRECATED_BY(rb_data_typed_object_wrap, static inline VALUE rb_data_typed_object_alloc(VALUE,void*,const rb_data_type_t*)); +static inline VALUE +rb_data_typed_object_alloc(VALUE klass, void *datap, const rb_data_type_t *type) +{ + return rb_data_typed_object_wrap(klass, datap, type); +} +#endif + +#if defined(__GNUC__) && !defined(__NO_INLINE__) +#define rb_data_object_wrap_0 rb_data_object_wrap +#define rb_data_object_wrap_1 rb_data_object_wrap_warning +#define rb_data_object_wrap RUBY_MACRO_SELECT(rb_data_object_wrap_, RUBY_UNTYPED_DATA_WARNING) +#define rb_data_object_get_0 rb_data_object_get +#define rb_data_object_get_1 rb_data_object_get_warning +#define rb_data_object_get RUBY_MACRO_SELECT(rb_data_object_get_, RUBY_UNTYPED_DATA_WARNING) +#define rb_data_object_make_0 rb_data_object_make +#define rb_data_object_make_1 rb_data_object_make_warning +#define rb_data_object_make RUBY_MACRO_SELECT(rb_data_object_make_, RUBY_UNTYPED_DATA_WARNING) +#endif + +#if USE_RGENGC +#define RB_OBJ_PROMOTED_RAW(x) RB_FL_ALL_RAW(x, RUBY_FL_PROMOTED) +#define RB_OBJ_PROMOTED(x) (RB_SPECIAL_CONST_P(x) ? 0 : RB_OBJ_PROMOTED_RAW(x)) +#define RB_OBJ_WB_UNPROTECT(x) rb_obj_wb_unprotect(x, __FILE__, __LINE__) + +void rb_gc_writebarrier(VALUE a, VALUE b); +void rb_gc_writebarrier_unprotect(VALUE obj); + +#else /* USE_RGENGC */ +#define RB_OBJ_PROMOTED(x) 0 +#define RB_OBJ_WB_UNPROTECT(x) rb_obj_wb_unprotect(x, __FILE__, __LINE__) +#endif +#define OBJ_PROMOTED_RAW(x) RB_OBJ_PROMOTED_RAW(x) +#define OBJ_PROMOTED(x) RB_OBJ_PROMOTED(x) +#define OBJ_WB_UNPROTECT(x) RB_OBJ_WB_UNPROTECT(x) + +/* 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 + rb_gc_writebarrier_unprotect(x); +#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 + if (!RB_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, RUBY_Qundef /* ignore `oldv' now */, b, filename, line); +#endif + return a; +} + +#define RUBY_INTEGER_UNIFICATION 1 +#define RB_INTEGER_TYPE_P(obj) rb_integer_type_p(obj) +#if defined __GNUC__ && !GCC_VERSION_SINCE(4, 3, 0) +/* clang 3.x (4.2 compatible) can't eliminate CSE of RB_BUILTIN_TYPE + * in inline function and caller function */ +#define rb_integer_type_p(obj) \ + __extension__ ({ \ + const VALUE integer_type_obj = (obj); \ + (RB_FIXNUM_P(integer_type_obj) || \ + (!RB_SPECIAL_CONST_P(integer_type_obj) && \ + RB_BUILTIN_TYPE(integer_type_obj) == RUBY_T_BIGNUM)); \ + }) +#else +static inline int +rb_integer_type_p(VALUE obj) +{ + return (RB_FIXNUM_P(obj) || + (!RB_SPECIAL_CONST_P(obj) && + RB_BUILTIN_TYPE(obj) == RUBY_T_BIGNUM)); +} +#endif + +#if SIZEOF_INT < SIZEOF_LONG +# define RB_INT2NUM(v) RB_INT2FIX((int)(v)) +# define RB_UINT2NUM(v) RB_LONG2FIX((unsigned int)(v)) +#else +static inline VALUE +rb_int2num_inline(int v) +{ + if (RB_FIXABLE(v)) + return RB_INT2FIX(v); + else + return rb_int2big(v); +} +#define RB_INT2NUM(x) rb_int2num_inline(x) + +static inline VALUE +rb_uint2num_inline(unsigned int v) +{ + if (RB_POSFIXABLE(v)) + return RB_LONG2FIX(v); + else + return rb_uint2big(v); +} +#define RB_UINT2NUM(x) rb_uint2num_inline(x) +#endif +#define INT2NUM(x) RB_INT2NUM(x) +#define UINT2NUM(x) RB_UINT2NUM(x) + +static inline VALUE +rb_long2num_inline(long v) +{ + if (RB_FIXABLE(v)) + return RB_LONG2FIX(v); + else + return rb_int2big(v); +} +#define RB_LONG2NUM(x) rb_long2num_inline(x) + +static inline VALUE +rb_ulong2num_inline(unsigned long v) +{ + if (RB_POSFIXABLE(v)) + return RB_LONG2FIX(v); + else + return rb_uint2big(v); +} +#define RB_ULONG2NUM(x) rb_ulong2num_inline(x) + +static inline char +rb_num2char_inline(VALUE x) +{ + if (RB_TYPE_P(x, RUBY_T_STRING) && (RSTRING_LEN(x)>=1)) + return RSTRING_PTR(x)[0]; + else + return (char)(NUM2INT(x) & 0xff); +} +#define RB_NUM2CHR(x) rb_num2char_inline(x) + +#define RB_CHR2FIX(x) RB_INT2FIX((long)((x)&0xff)) + +#define LONG2NUM(x) RB_LONG2NUM(x) +#define ULONG2NUM(x) RB_ULONG2NUM(x) +#define USHORT2NUM(x) RB_INT2FIX(x) +#define NUM2CHR(x) RB_NUM2CHR(x) +#define CHR2FIX(x) RB_CHR2FIX(x) + +#if SIZEOF_LONG < SIZEOF_VALUE +#define RB_ST2FIX(h) RB_LONG2FIX((long)((h) > 0 ? (h) & (unsigned long)-1 >> 2 : (h) | ~((unsigned long)-1 >> 2))) +#else +#define RB_ST2FIX(h) RB_LONG2FIX((long)(h)) +#endif +#define ST2FIX(h) RB_ST2FIX(h) + +#define RB_ALLOC_N(type,n) ((type*)ruby_xmalloc2((size_t)(n),sizeof(type))) +#define RB_ALLOC(type) ((type*)ruby_xmalloc(sizeof(type))) +#define RB_ZALLOC_N(type,n) ((type*)ruby_xcalloc((size_t)(n),sizeof(type))) +#define RB_ZALLOC(type) (RB_ZALLOC_N(type,1)) +#define RB_REALLOC_N(var,type,n) ((var)=(type*)ruby_xrealloc2((char*)(var),(size_t)(n),sizeof(type))) + +#define ALLOC_N(type,n) RB_ALLOC_N(type,n) +#define ALLOC(type) RB_ALLOC(type) +#define ZALLOC_N(type,n) RB_ZALLOC_N(type,n) +#define ZALLOC(type) RB_ZALLOC(type) +#define REALLOC_N(var,type,n) RB_REALLOC_N(var,type,n) + +#if GCC_VERSION_BEFORE(4,9,5) +/* GCC 4.9.2 reportedly has this feature and is broken. + * The function is not officially documented below. + * Seems we should not use it. + * https://gcc.gnu.org/onlinedocs/gcc-4.9.4/gcc/Other-Builtins.html#Other-Builtins */ +# undef HAVE_BUILTIN___BUILTIN_ALLOCA_WITH_ALIGN +#endif + +#if defined(HAVE_BUILTIN___BUILTIN_ALLOCA_WITH_ALIGN) && defined(RUBY_ALIGNOF) +/* I don't know why but __builtin_alloca_with_align's second argument + takes bits rather than bytes. */ +#define ALLOCA_N(type, n) \ + (type*)__builtin_alloca_with_align((sizeof(type)*(n)), \ + RUBY_ALIGNOF(type) * CHAR_BIT) +#else +#define ALLOCA_N(type,n) ((type*)alloca(sizeof(type)*(n))) +#endif + +void *rb_alloc_tmp_buffer(volatile VALUE *store, long len) RUBY_ATTR_ALLOC_SIZE((2)); +void *rb_alloc_tmp_buffer_with_count(volatile VALUE *store, size_t len,size_t count) RUBY_ATTR_ALLOC_SIZE((2,3)); +void rb_free_tmp_buffer(volatile VALUE *store); +NORETURN(void ruby_malloc_size_overflow(size_t, size_t)); +#if HAVE_LONG_LONG && SIZEOF_SIZE_T * 2 <= SIZEOF_LONG_LONG +# define DSIZE_T unsigned LONG_LONG +#elif defined(HAVE_INT128_T) +# define DSIZE_T uint128_t +#endif +static inline int +rb_mul_size_overflow(size_t a, size_t b, size_t max, size_t *c) +{ +#ifdef DSIZE_T +# ifdef __GNUC__ + __extension__ +# endif + DSIZE_T c2 = (DSIZE_T)a * (DSIZE_T)b; + if (c2 > max) return 1; + *c = (size_t)c2; +#else + if (b != 0 && a > max / b) return 1; + *c = a * b; +#endif + return 0; +} +static inline void * +rb_alloc_tmp_buffer2(volatile VALUE *store, long count, size_t elsize) +{ + size_t cnt = (size_t)count; + if (elsize == sizeof(VALUE)) { + if (RB_UNLIKELY(cnt > LONG_MAX / sizeof(VALUE))) { + ruby_malloc_size_overflow(cnt, elsize); + } + } + else { + size_t size, max = LONG_MAX - sizeof(VALUE) + 1; + if (RB_UNLIKELY(rb_mul_size_overflow(cnt, elsize, max, &size))) { + ruby_malloc_size_overflow(cnt, elsize); + } + cnt = (size + sizeof(VALUE) - 1) / sizeof(VALUE); + } + return rb_alloc_tmp_buffer_with_count(store, cnt * sizeof(VALUE), cnt); +} +/* allocates _n_ bytes temporary buffer and stores VALUE including it + * in _v_. _n_ may be evaluated twice. */ +#ifdef C_ALLOCA +# define RB_ALLOCV(v, n) rb_alloc_tmp_buffer(&(v), (n)) +# define RB_ALLOCV_N(type, v, n) \ + rb_alloc_tmp_buffer2(&(v), (n), sizeof(type)) +#else +# define RUBY_ALLOCV_LIMIT 1024 +# define RB_ALLOCV(v, n) ((n) < RUBY_ALLOCV_LIMIT ? \ + ((v) = 0, alloca(n)) : \ + rb_alloc_tmp_buffer(&(v), (n))) +# define RB_ALLOCV_N(type, v, n) \ + ((type*)(((size_t)(n) < RUBY_ALLOCV_LIMIT / sizeof(type)) ? \ + ((v) = 0, alloca((size_t)(n) * sizeof(type))) : \ + rb_alloc_tmp_buffer2(&(v), (long)(n), sizeof(type)))) +#endif +#define RB_ALLOCV_END(v) rb_free_tmp_buffer(&(v)) + +#define ALLOCV(v, n) RB_ALLOCV(v, n) +#define ALLOCV_N(type, v, n) RB_ALLOCV_N(type, v, n) +#define ALLOCV_END(v) RB_ALLOCV_END(v) + +#define MEMZERO(p,type,n) memset((p), 0, sizeof(type)*(size_t)(n)) +#define MEMCPY(p1,p2,type,n) memcpy((p1), (p2), sizeof(type)*(size_t)(n)) +#define MEMMOVE(p1,p2,type,n) memmove((p1), (p2), sizeof(type)*(size_t)(n)) +#define MEMCMP(p1,p2,type,n) memcmp((p1), (p2), sizeof(type)*(size_t)(n)) +#ifdef __GLIBC__ +static inline void * +ruby_nonempty_memcpy(void *dest, const void *src, size_t n) +{ + /* if nothing to be copied, src may be NULL */ + return (n ? memcpy(dest, src, n) : dest); +} +#define memcpy(p1,p2,n) ruby_nonempty_memcpy(p1, p2, n) +#endif + +void rb_obj_infect(VALUE victim, VALUE carrier); + +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); + +typedef VALUE rb_gvar_getter_t(ID id, VALUE *data); +typedef void rb_gvar_setter_t(VALUE val, ID id, VALUE *data); +typedef void rb_gvar_marker_t(VALUE *var); + +rb_gvar_getter_t rb_gvar_undef_getter; +rb_gvar_setter_t rb_gvar_undef_setter; +rb_gvar_marker_t rb_gvar_undef_marker; + +rb_gvar_getter_t rb_gvar_val_getter; +rb_gvar_setter_t rb_gvar_val_setter; +rb_gvar_marker_t rb_gvar_val_marker; + +rb_gvar_getter_t rb_gvar_var_getter; +rb_gvar_setter_t rb_gvar_var_setter; +rb_gvar_marker_t rb_gvar_var_marker; + +NORETURN(rb_gvar_setter_t rb_gvar_readonly_setter); + +void rb_define_variable(const char*,VALUE*); +void rb_define_virtual_variable(const char*,rb_gvar_getter_t*,rb_gvar_setter_t*); +void rb_define_hooked_variable(const char*,VALUE*,rb_gvar_getter_t*,rb_gvar_setter_t*); +void rb_define_readonly_variable(const char*,const VALUE*); +void rb_define_const(VALUE,const char*,VALUE); +void rb_define_global_const(const char*,VALUE); + +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); +VALUE rb_sym2str(VALUE); +VALUE rb_to_symbol(VALUE name); +VALUE rb_check_symbol(volatile VALUE *namep); + +#define RUBY_CONST_ID_CACHE_NB(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 RUBY_CONST_ID_CACHE(result, str) \ + { \ + RUBY_CONST_ID_CACHE_NB(result, str) \ + } +#define RUBY_CONST_ID(var, str) \ + do RUBY_CONST_ID_CACHE((var) =, (str)) while (0) +#define CONST_ID_CACHE(result, str) RUBY_CONST_ID_CACHE(result, str) +#define CONST_ID(var, str) RUBY_CONST_ID(var, str) +#if defined(HAVE_BUILTIN___BUILTIN_CONSTANT_P) && defined(HAVE_STMT_AND_DECL_IN_EXPR) +/* __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__ ({RUBY_CONST_ID_CACHE_NB((ID), (str))}) : \ + rb_intern(str)) +#define rb_intern_const(str) \ + (__builtin_constant_p(str) ? \ + __extension__ (rb_intern2((str), (long)strlen(str))) : \ + (rb_intern)(str)) + +# define rb_varargs_argc_check_runtime(argc, vargc) \ + (((argc) <= (vargc)) ? (argc) : \ + (rb_fatal("argc(%d) exceeds actual arguments(%d)", \ + argc, vargc), 0)) +# define rb_varargs_argc_valid_p(argc, vargc) \ + ((argc) == 0 ? (vargc) <= 1 : /* [ruby-core:85266] [Bug #14425] */ \ + (argc) == (vargc)) +# if defined(HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P) +# if HAVE_ATTRIBUTE_ERRORFUNC +ERRORFUNC((" argument length doesn't match"), int rb_varargs_bad_length(int,int)); +# else +# define rb_varargs_bad_length(argc, vargc) \ + ((argc)/rb_varargs_argc_valid_p(argc, vargc)) +# endif +# define rb_varargs_argc_check(argc, vargc) \ + __builtin_choose_expr(__builtin_constant_p(argc), \ + (rb_varargs_argc_valid_p(argc, vargc) ? (argc) : \ + rb_varargs_bad_length(argc, vargc)), \ + rb_varargs_argc_check_runtime(argc, vargc)) +# else +# define rb_varargs_argc_check(argc, vargc) \ + rb_varargs_argc_check_runtime(argc, vargc) +# endif + +#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_kw(VALUE, ID, int, const VALUE*, int); +VALUE rb_funcallv_public(VALUE, ID, int, const VALUE*); +VALUE rb_funcallv_public_kw(VALUE, ID, int, const VALUE*, int); +#define rb_funcall2 rb_funcallv +#define rb_funcall3 rb_funcallv_public +VALUE rb_funcall_passing_block(VALUE, ID, int, const VALUE*); +VALUE rb_funcall_passing_block_kw(VALUE, ID, int, const VALUE*, int); +VALUE rb_funcall_with_block(VALUE, ID, int, const VALUE*, VALUE); +VALUE rb_funcall_with_block_kw(VALUE, ID, int, const VALUE*, VALUE, int); +int rb_scan_args(int, const VALUE*, const char*, ...); +#define RB_SCAN_ARGS_PASS_CALLED_KEYWORDS 0 +#define RB_SCAN_ARGS_KEYWORDS 1 +#define RB_SCAN_ARGS_EMPTY_KEYWORDS 2 /* Will be removed in 3.0 */ +#define RB_SCAN_ARGS_LAST_HASH_KEYWORDS 3 +int rb_scan_args_kw(int, int, const VALUE*, const char*, ...); +VALUE rb_call_super(int, const VALUE*); +VALUE rb_call_super_kw(int, const VALUE*, int); +VALUE rb_current_receiver(void); +int rb_get_kwargs(VALUE keyword_hash, const ID *table, int required, int optional, VALUE *); +VALUE rb_extract_keywords(VALUE *orighash); + +/* 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()) + +/* for rb_readwrite_sys_fail first argument */ +enum rb_io_wait_readwrite {RB_IO_WAIT_READABLE, RB_IO_WAIT_WRITABLE}; +#define RB_IO_WAIT_READABLE RB_IO_WAIT_READABLE +#define RB_IO_WAIT_WRITABLE RB_IO_WAIT_WRITABLE + +PRINTF_ARGS(NORETURN(void rb_raise(VALUE, const char*, ...)), 2, 3); +PRINTF_ARGS(NORETURN(void rb_fatal(const char*, ...)), 1, 2); +COLDFUNC 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(enum rb_io_wait_readwrite, 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)); +NORETURN(void rb_readwrite_syserr_fail(enum rb_io_wait_readwrite, int, const char*)); + +/* 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 */ +COLDFUNC PRINTF_ARGS(void rb_warn(const char*, ...), 1, 2); +PRINTF_ARGS(void rb_compile_warn(const char *, int, const char*, ...), 3, 4); + +#define RB_BLOCK_CALL_FUNC_STRICT 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)); +typedef rb_block_call_func *rb_block_call_func_t; + +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_values_kw(int n, const VALUE *argv, int kw_splat); +VALUE rb_yield_splat(VALUE); +VALUE rb_yield_splat_kw(VALUE, int); +VALUE rb_yield_block(RB_BLOCK_CALL_FUNC_ARGLIST(yielded_arg, callback_arg)); /* rb_block_call_func */ +#define RB_NO_KEYWORDS 0 +#define RB_PASS_KEYWORDS 1 +#define RB_PASS_EMPTY_KEYWORDS 2 /* Will be removed in 3.0 */ +#define RB_PASS_CALLED_KEYWORDS 3 +int rb_keyword_given_p(void); +int rb_block_given_p(void); +void rb_need_block(void); +VALUE rb_iterate(VALUE(*)(VALUE),VALUE,rb_block_call_func_t,VALUE); +VALUE rb_block_call(VALUE,ID,int,const VALUE*,rb_block_call_func_t,VALUE); +VALUE rb_block_call_kw(VALUE,ID,int,const VALUE*,rb_block_call_func_t,VALUE,int); +VALUE rb_rescue(VALUE(*)(VALUE),VALUE,VALUE(*)(VALUE,VALUE),VALUE); +VALUE rb_rescue2(VALUE(*)(VALUE),VALUE,VALUE(*)(VALUE,VALUE),VALUE,...); +VALUE rb_vrescue2(VALUE(*)(VALUE),VALUE,VALUE(*)(VALUE,VALUE),VALUE,va_list); +VALUE rb_ensure(VALUE(*)(VALUE),VALUE,VALUE(*)(VALUE),VALUE); +VALUE rb_catch(const char*,rb_block_call_func_t,VALUE); +VALUE rb_catch_obj(VALUE,rb_block_call_func_t,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; +#ifndef RUBY_INTEGER_UNIFICATION +RUBY_EXTERN VALUE rb_cBignum; +#endif +RUBY_EXTERN VALUE rb_cBinding; +RUBY_EXTERN VALUE rb_cClass; +RUBY_EXTERN VALUE rb_cCont; +RUBY_EXTERN VALUE rb_cData; +RUBY_EXTERN VALUE rb_cDir; +RUBY_EXTERN VALUE rb_cEncoding; +RUBY_EXTERN VALUE rb_cEnumerator; +RUBY_EXTERN VALUE rb_cFalseClass; +RUBY_EXTERN VALUE rb_cFile; +#ifndef RUBY_INTEGER_UNIFICATION +RUBY_EXTERN VALUE rb_cFixnum; +#endif +RUBY_EXTERN VALUE rb_cComplex; +RUBY_EXTERN VALUE rb_cFloat; +RUBY_EXTERN VALUE rb_cHash; +RUBY_EXTERN VALUE rb_cIO; +RUBY_EXTERN VALUE rb_cInteger; +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_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_eFrozenError; +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_eNoMatchingPatternError; + +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 (RB_IMMEDIATE_P(obj)) { + if (RB_FIXNUM_P(obj)) return rb_cInteger; + if (RB_FLONUM_P(obj)) return rb_cFloat; + if (obj == RUBY_Qtrue) return rb_cTrueClass; + if (RB_STATIC_SYM_P(obj)) return rb_cSymbol; + } + else if (!RB_TEST(obj)) { + if (obj == RUBY_Qnil) return rb_cNilClass; + if (obj == RUBY_Qfalse) return rb_cFalseClass; + } + return RBASIC(obj)->klass; +} + +static inline int +rb_type(VALUE obj) +{ + if (RB_IMMEDIATE_P(obj)) { + if (RB_FIXNUM_P(obj)) return RUBY_T_FIXNUM; + if (RB_FLONUM_P(obj)) return RUBY_T_FLOAT; + if (obj == RUBY_Qtrue) return RUBY_T_TRUE; + if (RB_STATIC_SYM_P(obj)) return RUBY_T_SYMBOL; + if (obj == RUBY_Qundef) return RUBY_T_UNDEF; + } + else if (!RB_TEST(obj)) { + if (obj == RUBY_Qnil) return RUBY_T_NIL; + if (obj == RUBY_Qfalse) return RUBY_T_FALSE; + } + return RB_BUILTIN_TYPE(obj); +} + +#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)(RB_SPECIAL_CONST_P(special_const_obj) ? RUBY_Qtrue : RUBY_Qfalse); \ + }) +#else +static inline int +rb_special_const_p(VALUE obj) +{ + if (RB_SPECIAL_CONST_P(obj)) return (int)RUBY_Qtrue; + return (int)RUBY_Qfalse; +} +#endif + +#include "ruby/intern.h" + +static inline void +rb_clone_setup(VALUE clone, VALUE obj) +{ + rb_obj_setup(clone, rb_singleton_class_clone(obj), + RBASIC(obj)->flags & ~(FL_PROMOTED0|FL_PROMOTED1|FL_FINALIZE)); + rb_singleton_class_attached(RBASIC_CLASS(clone), clone); + if (RB_FL_TEST(obj, RUBY_FL_EXIVAR)) rb_copy_generic_ivar(clone, obj); +} + +static inline void +rb_dup_setup(VALUE dup, VALUE obj) +{ + rb_obj_setup(dup, rb_obj_class(obj), RB_FL_TEST_RAW(obj, RUBY_FL_DUPPED)); + if (RB_FL_TEST(obj, RUBY_FL_EXIVAR)) rb_copy_generic_ivar(dup, obj); +} + +static inline long +rb_array_len(VALUE a) +{ + return (RBASIC(a)->flags & RARRAY_EMBED_FLAG) ? + RARRAY_EMBED_LEN(a) : RARRAY(a)->as.heap.len; +} + +#if defined(__fcc__) || defined(__fcc_version) || \ + defined(__FCC__) || defined(__FCC_VERSION) +/* workaround for old version of Fujitsu C Compiler (fcc) */ +# define FIX_CONST_VALUE_PTR(x) ((const VALUE *)(x)) +#else +# define FIX_CONST_VALUE_PTR(x) (x) +#endif + +/* internal function. do not use this function */ +static inline const VALUE * +rb_array_const_ptr_transient(VALUE a) +{ + return FIX_CONST_VALUE_PTR((RBASIC(a)->flags & RARRAY_EMBED_FLAG) ? + RARRAY(a)->as.ary : RARRAY(a)->as.heap.ptr); +} + +/* internal function. do not use this function */ +static inline const VALUE * +rb_array_const_ptr(VALUE a) +{ +#if USE_TRANSIENT_HEAP + void rb_ary_detransient(VALUE a); + + if (RARRAY_TRANSIENT_P(a)) { + rb_ary_detransient(a); + } +#endif + return rb_array_const_ptr_transient(a); +} + +/* internal function. do not use this function */ +static inline VALUE * +rb_array_ptr_use_start(VALUE a, int allow_transient) +{ + VALUE *rb_ary_ptr_use_start(VALUE ary); + +#if USE_TRANSIENT_HEAP + if (!allow_transient) { + if (RARRAY_TRANSIENT_P(a)) { + void rb_ary_detransient(VALUE a); + rb_ary_detransient(a); + } + } +#endif + (void)allow_transient; + + return rb_ary_ptr_use_start(a); +} + +/* internal function. do not use this function */ +static inline void +rb_array_ptr_use_end(VALUE a, int allow_transient) +{ + void rb_ary_ptr_use_end(VALUE a); + rb_ary_ptr_use_end(a); + (void)allow_transient; +} + +#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_FIBER_SWITCH 0x1000 +#define RUBY_EVENT_SCRIPT_COMPILED 0x2000 +#define RUBY_EVENT_TRACEPOINT_ALL 0xffff + +/* special events */ +#define RUBY_EVENT_RESERVED_FOR_INTERNAL_USE 0x030000 + +/* 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_GC_ENTER 0x2000000 +#define RUBY_INTERNAL_EVENT_GC_EXIT 0x4000000 +#define RUBY_INTERNAL_EVENT_OBJSPACE_MASK 0x7f00000 +#define RUBY_INTERNAL_EVENT_MASK 0xffff0000 + +typedef uint32_t 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 */ + +static inline int rb_isascii(int c){ return '\0' <= c && c <= '\x7f'; } +static inline int rb_isupper(int c){ return 'A' <= c && c <= 'Z'; } +static inline int rb_islower(int c){ return 'a' <= c && c <= 'z'; } +static inline int rb_isalpha(int c){ return rb_isupper(c) || rb_islower(c); } +static inline int rb_isdigit(int c){ return '0' <= c && c <= '9'; } +static inline int rb_isalnum(int c){ return rb_isalpha(c) || rb_isdigit(c); } +static inline int rb_isxdigit(int c){ return rb_isdigit(c) || ('A' <= c && c <= 'F') || ('a' <= c && c <= 'f'); } +static inline int rb_isblank(int c){ return c == ' ' || c == '\t'; } +static inline int rb_isspace(int c){ return c == ' ' || ('\t' <= c && c <= '\r'); } +static inline int rb_iscntrl(int c){ return ('\0' <= c && c < ' ') || c == '\x7f'; } +static inline int rb_isprint(int c){ return ' ' <= c && c <= '\x7e'; } +static inline int rb_ispunct(int c){ return !rb_isalnum(c); } +static inline int rb_isgraph(int c){ return '!' <= c && c <= '\x7e'; } +static inline int rb_tolower(int c) { return rb_isupper(c) ? (c|0x20) : c; } +static inline int rb_toupper(int c) { return rb_islower(c) ? (c&0x5f) : c; } + +#ifndef ISPRINT +#define ISASCII(c) rb_isascii(c) +#define ISPRINT(c) rb_isprint(c) +#define ISGRAPH(c) rb_isgraph(c) +#define ISSPACE(c) rb_isspace(c) +#define ISUPPER(c) rb_isupper(c) +#define ISLOWER(c) rb_islower(c) +#define ISALNUM(c) rb_isalnum(c) +#define ISALPHA(c) rb_isalpha(c) +#define ISDIGIT(c) rb_isdigit(c) +#define ISXDIGIT(c) rb_isxdigit(c) +#define ISBLANK(c) rb_isblank(c) +#define ISCNTRL(c) rb_iscntrl(c) +#define ISPUNCT(c) rb_ispunct(c) +#endif +#define TOUPPER(c) rb_toupper(c) +#define TOLOWER(c) rb_tolower(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); + +/* -- Remove In 3.0, Only public for rb_scan_args optimized version -- */ +int rb_empty_keyword_given_p(void); + +#if defined(HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P) && defined(HAVE_VA_ARGS_MACRO) && defined(__OPTIMIZE__) +# define rb_scan_args(argc,argvp,fmt,...) \ + __builtin_choose_expr(__builtin_constant_p(fmt), \ + rb_scan_args0(argc,argvp,fmt,\ + (sizeof((VALUE*[]){__VA_ARGS__})/sizeof(VALUE*)), \ + ((VALUE*[]){__VA_ARGS__})), \ + rb_scan_args(argc,argvp,fmt,##__VA_ARGS__)) +# if HAVE_ATTRIBUTE_ERRORFUNC +ERRORFUNC(("bad scan arg format"), void rb_scan_args_bad_format(const char*)); +ERRORFUNC(("variable argument length doesn't match"), void rb_scan_args_length_mismatch(const char*,int)); +# else +# define rb_scan_args_bad_format(fmt) ((void)0) +# define rb_scan_args_length_mismatch(fmt, varc) ((void)0) +# endif + +# define rb_scan_args_isdigit(c) ((unsigned char)((c)-'0')<10) + +# define rb_scan_args_count_end(fmt, ofs, vari) \ + (fmt[ofs] ? -1 : (vari)) + +# define rb_scan_args_count_block(fmt, ofs, vari) \ + (fmt[ofs]!='&' ? \ + rb_scan_args_count_end(fmt, ofs, vari) : \ + rb_scan_args_count_end(fmt, ofs+1, vari+1)) + +# define rb_scan_args_count_hash(fmt, ofs, vari) \ + (fmt[ofs]!=':' ? \ + rb_scan_args_count_block(fmt, ofs, vari) : \ + rb_scan_args_count_block(fmt, ofs+1, vari+1)) + +# define rb_scan_args_count_trail(fmt, ofs, vari) \ + (!rb_scan_args_isdigit(fmt[ofs]) ? \ + rb_scan_args_count_hash(fmt, ofs, vari) : \ + rb_scan_args_count_hash(fmt, ofs+1, vari+(fmt[ofs]-'0'))) + +# define rb_scan_args_count_var(fmt, ofs, vari) \ + (fmt[ofs]!='*' ? \ + rb_scan_args_count_trail(fmt, ofs, vari) : \ + rb_scan_args_count_trail(fmt, ofs+1, vari+1)) + +# define rb_scan_args_count_opt(fmt, ofs, vari) \ + (!rb_scan_args_isdigit(fmt[ofs]) ? \ + rb_scan_args_count_var(fmt, ofs, vari) : \ + rb_scan_args_count_var(fmt, ofs+1, vari+fmt[ofs]-'0')) + +# define rb_scan_args_count_lead(fmt, ofs, vari) \ + (!rb_scan_args_isdigit(fmt[ofs]) ? \ + rb_scan_args_count_var(fmt, ofs, vari) : \ + rb_scan_args_count_opt(fmt, ofs+1, vari+fmt[ofs]-'0')) + +# define rb_scan_args_count(fmt) rb_scan_args_count_lead(fmt, 0, 0) + +# if defined(__has_attribute) && __has_attribute(diagnose_if) +# define rb_scan_args_verify(fmt, varc) (void)0 +# else +# define rb_scan_args_verify(fmt, varc) \ + (sizeof(char[1-2*(rb_scan_args_count(fmt)<0)])!=1 ? \ + rb_scan_args_bad_format(fmt) : \ + sizeof(char[1-2*(rb_scan_args_count(fmt)!=(varc))])!=1 ? \ + rb_scan_args_length_mismatch(fmt, varc) : \ + (void)0) +# endif + +ALWAYS_INLINE(static int rb_scan_args_lead_p(const char *fmt)); +static inline int +rb_scan_args_lead_p(const char *fmt) +{ + return rb_scan_args_isdigit(fmt[0]); +} + +ALWAYS_INLINE(static int rb_scan_args_n_lead(const char *fmt)); +static inline int +rb_scan_args_n_lead(const char *fmt) +{ + return (rb_scan_args_lead_p(fmt) ? fmt[0]-'0' : 0); +} + +ALWAYS_INLINE(static int rb_scan_args_opt_p(const char *fmt)); +static inline int +rb_scan_args_opt_p(const char *fmt) +{ + return (rb_scan_args_lead_p(fmt) && rb_scan_args_isdigit(fmt[1])); +} + +ALWAYS_INLINE(static int rb_scan_args_n_opt(const char *fmt)); +static inline int +rb_scan_args_n_opt(const char *fmt) +{ + return (rb_scan_args_opt_p(fmt) ? fmt[1]-'0' : 0); +} + +ALWAYS_INLINE(static int rb_scan_args_var_idx(const char *fmt)); +static inline int +rb_scan_args_var_idx(const char *fmt) +{ + return (!rb_scan_args_lead_p(fmt) ? 0 : !rb_scan_args_isdigit(fmt[1]) ? 1 : 2); +} + +ALWAYS_INLINE(static int rb_scan_args_f_var(const char *fmt)); +static inline int +rb_scan_args_f_var(const char *fmt) +{ + return (fmt[rb_scan_args_var_idx(fmt)]=='*'); +} + +ALWAYS_INLINE(static int rb_scan_args_trail_idx(const char *fmt)); +static inline int +rb_scan_args_trail_idx(const char *fmt) +{ + const int idx = rb_scan_args_var_idx(fmt); + return idx+(fmt[idx]=='*'); +} + +ALWAYS_INLINE(static int rb_scan_args_n_trail(const char *fmt)); +static inline int +rb_scan_args_n_trail(const char *fmt) +{ + const int idx = rb_scan_args_trail_idx(fmt); + return (rb_scan_args_isdigit(fmt[idx]) ? fmt[idx]-'0' : 0); +} + +ALWAYS_INLINE(static int rb_scan_args_hash_idx(const char *fmt)); +static inline int +rb_scan_args_hash_idx(const char *fmt) +{ + const int idx = rb_scan_args_trail_idx(fmt); + return idx+rb_scan_args_isdigit(fmt[idx]); +} + +ALWAYS_INLINE(static int rb_scan_args_f_hash(const char *fmt)); +static inline int +rb_scan_args_f_hash(const char *fmt) +{ + return (fmt[rb_scan_args_hash_idx(fmt)]==':'); +} + +ALWAYS_INLINE(static int rb_scan_args_block_idx(const char *fmt)); +static inline int +rb_scan_args_block_idx(const char *fmt) +{ + const int idx = rb_scan_args_hash_idx(fmt); + return idx+(fmt[idx]==':'); +} + +ALWAYS_INLINE(static int rb_scan_args_f_block(const char *fmt)); +static inline int +rb_scan_args_f_block(const char *fmt) +{ + return (fmt[rb_scan_args_block_idx(fmt)]=='&'); +} + +# if 0 +ALWAYS_INLINE(static int rb_scan_args_end_idx(const char *fmt)); +static inline int +rb_scan_args_end_idx(const char *fmt) +{ + const int idx = rb_scan_args_block_idx(fmt); + return idx+(fmt[idx]=='&'); +} +# endif + +/* NOTE: Use `char *fmt` instead of `const char *fmt` because of clang's bug*/ +/* https://bugs.llvm.org/show_bug.cgi?id=38095 */ +# define rb_scan_args0(argc, argv, fmt, varc, vars) \ + rb_scan_args_set(argc, argv, \ + rb_scan_args_n_lead(fmt), \ + rb_scan_args_n_opt(fmt), \ + rb_scan_args_n_trail(fmt), \ + rb_scan_args_f_var(fmt), \ + rb_scan_args_f_hash(fmt), \ + rb_scan_args_f_block(fmt), \ + (rb_scan_args_verify(fmt, varc), vars), (char *)fmt, varc) +ALWAYS_INLINE(static int +rb_scan_args_set(int argc, const VALUE *argv, + int n_lead, int n_opt, int n_trail, + int f_var, int f_hash, int f_block, + VALUE *vars[], char *fmt, int varc)); + +inline int +rb_scan_args_set(int argc, const VALUE *argv, + int n_lead, int n_opt, int n_trail, + int f_var, int f_hash, int f_block, + VALUE *vars[], RB_UNUSED_VAR(char *fmt), RB_UNUSED_VAR(int varc)) +# if defined(__has_attribute) && __has_attribute(diagnose_if) + __attribute__((diagnose_if(rb_scan_args_count(fmt)<0,"bad scan arg format","error"))) + __attribute__((diagnose_if(rb_scan_args_count(fmt)!=varc,"variable argument length doesn't match","error"))) +# endif +{ + int i, argi = 0, vari = 0, last_idx = -1; + VALUE *var, hash = Qnil, last_hash = 0; + const int n_mand = n_lead + n_trail; + int keyword_given = rb_keyword_given_p(); + int empty_keyword_given = 0; + VALUE tmp_buffer = 0; + + if (!keyword_given) { + empty_keyword_given = rb_empty_keyword_given_p(); + } + + /* capture an option hash - phase 1: pop */ + /* Ignore final positional hash if empty keywords given */ + if (argc > 0 && !(f_hash && empty_keyword_given)) { + VALUE last = argv[argc - 1]; + + if (f_hash && n_mand < argc) { + if (keyword_given) { + if (!RB_TYPE_P(last, T_HASH)) { + rb_warn("Keyword flag set when calling rb_scan_args, but last entry is not a hash"); + } + else { + hash = last; + } + } + else if (NIL_P(last)) { + /* For backwards compatibility, nil is taken as an empty + option hash only if it is not ambiguous; i.e. '*' is + not specified and arguments are given more than sufficient. + This will be removed in Ruby 3. */ + if (!f_var && n_mand + n_opt < argc) { + rb_warn("The last argument is nil, treating as empty keywords"); + argc--; + } + } + else { + hash = rb_check_hash_type(last); + } + + /* Ruby 3: Remove if branch, as it will not attempt to split hashes */ + if (!NIL_P(hash)) { + VALUE opts = rb_extract_keywords(&hash); + + if (!(last_hash = hash)) { + if (!keyword_given) { + /* Warn if treating positional as keyword, as in Ruby 3, + this will be an error */ + rb_warn("Using the last argument as keyword parameters is deprecated"); + } + argc--; + } + else { + /* Warn if splitting either positional hash to keywords or keywords + to positional hash, as in Ruby 3, no splitting will be done */ + rb_warn("The last argument is split into positional and keyword parameters"); + last_idx = argc - 1; + } + hash = opts ? opts : Qnil; + } + } + else if (f_hash && keyword_given && n_mand == argc) { + /* Warn if treating keywords as positional, as in Ruby 3, this will be an error */ + rb_warn("Passing the keyword argument as the last hash parameter is deprecated"); + } + } + if (f_hash && n_mand > 0 && n_mand == argc+1 && empty_keyword_given) { + VALUE *ptr = (VALUE *)rb_alloc_tmp_buffer2(&tmp_buffer, argc+1, sizeof(VALUE)); + memcpy(ptr, argv, sizeof(VALUE)*argc); + ptr[argc] = rb_hash_new(); + argc++; + *(&argv) = ptr; + rb_warn("Passing the keyword argument as the last hash parameter is deprecated"); + } + + + if (argc < n_mand) { + goto argc_error; + } + + /* capture leading mandatory arguments */ + for (i = n_lead; i-- > 0; ) { + var = vars[vari++]; + if (var) *var = (argi == last_idx) ? last_hash : argv[argi]; + argi++; + } + /* capture optional arguments */ + for (i = n_opt; i-- > 0; ) { + var = vars[vari++]; + if (argi < argc - n_trail) { + if (var) *var = (argi == last_idx) ? last_hash : argv[argi]; + argi++; + } + else { + if (var) *var = Qnil; + } + } + /* capture variable length arguments */ + if (f_var) { + int n_var = argc - argi - n_trail; + + var = vars[vari++]; + if (0 < n_var) { + if (var) { + int f_last = (last_idx + 1 == argc - n_trail); + *var = rb_ary_new4(n_var-f_last, &argv[argi]); + if (f_last) rb_ary_push(*var, last_hash); + } + argi += n_var; + } + else { + if (var) *var = rb_ary_new(); + } + } + /* capture trailing mandatory arguments */ + for (i = n_trail; i-- > 0; ) { + var = vars[vari++]; + if (var) *var = (argi == last_idx) ? last_hash : argv[argi]; + argi++; + } + /* capture an option hash - phase 2: assignment */ + if (f_hash) { + var = vars[vari++]; + if (var) *var = hash; + } + /* capture iterator block */ + if (f_block) { + var = vars[vari++]; + if (rb_block_given_p()) { + *var = rb_block_proc(); + } + else { + *var = Qnil; + } + } + + if (argi < argc) { + argc_error: + if (tmp_buffer) rb_free_tmp_buffer(&tmp_buffer); + rb_error_arity(argc, n_mand, f_var ? UNLIMITED_ARGUMENTS : n_mand + n_opt); + } + + if (tmp_buffer) rb_free_tmp_buffer(&tmp_buffer); + return argc; +} +#endif + +#if defined(__GNUC__) && defined(HAVE_VA_ARGS_MACRO) && defined(__OPTIMIZE__) +# define rb_yield_values(argc, ...) \ +__extension__({ \ + const int rb_yield_values_argc = (argc); \ + const VALUE rb_yield_values_args[] = {__VA_ARGS__}; \ + const int rb_yield_values_nargs = \ + (int)(sizeof(rb_yield_values_args) / sizeof(VALUE)); \ + rb_yield_values2( \ + rb_varargs_argc_check(rb_yield_values_argc, rb_yield_values_nargs), \ + rb_yield_values_nargs ? rb_yield_values_args : NULL); \ + }) + +# define rb_funcall(recv, mid, argc, ...) \ +__extension__({ \ + const int rb_funcall_argc = (argc); \ + const VALUE rb_funcall_args[] = {__VA_ARGS__}; \ + const int rb_funcall_nargs = \ + (int)(sizeof(rb_funcall_args) / sizeof(VALUE)); \ + rb_funcallv(recv, mid, \ + rb_varargs_argc_check(rb_funcall_argc, rb_funcall_nargs), \ + rb_funcall_nargs ? rb_funcall_args : NULL); \ + }) +#endif + +#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); +/*! @} */ + +void ruby_init_stack(volatile VALUE*); + +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); + +/*! @} */ + +#if !defined RUBY_EXPORT && !defined RUBY_NO_OLD_COMPATIBILITY +# include "ruby/backward.h" +#endif + +RUBY_SYMBOL_EXPORT_END + +#if defined(__cplusplus) +#if 0 +{ /* satisfy cc-mode */ +#endif +} /* extern "C" { */ +extern "C++" { +#endif + +#ifdef RB_METHOD_DEFINITION_DECL + +RB_METHOD_DEFINITION_DECL(rb_define_method, (2,3), (VALUE klass, const char *name), (klass, name)) +#ifdef __cplusplus +#define rb_define_method(m, n, f, a) rb_define_method_tmpl<a>::define(m, n, f) +#else +#define rb_define_method_if_constexpr(x, t, f) __builtin_choose_expr(__builtin_choose_expr(__builtin_constant_p(x),(x),0),(t),(f)) +#define rb_define_method_choose_prototype15(n) rb_define_method_if_constexpr((n)==15,rb_define_method15,rb_define_methodm3) +#define rb_define_method_choose_prototype14(n) rb_define_method_if_constexpr((n)==14,rb_define_method14,rb_define_method_choose_prototype15(n)) +#define rb_define_method_choose_prototype13(n) rb_define_method_if_constexpr((n)==13,rb_define_method13,rb_define_method_choose_prototype14(n)) +#define rb_define_method_choose_prototype12(n) rb_define_method_if_constexpr((n)==12,rb_define_method12,rb_define_method_choose_prototype13(n)) +#define rb_define_method_choose_prototype11(n) rb_define_method_if_constexpr((n)==11,rb_define_method11,rb_define_method_choose_prototype12(n)) +#define rb_define_method_choose_prototype10(n) rb_define_method_if_constexpr((n)==10,rb_define_method10,rb_define_method_choose_prototype11(n)) +#define rb_define_method_choose_prototype9(n) rb_define_method_if_constexpr((n)== 9,rb_define_method9, rb_define_method_choose_prototype10(n)) +#define rb_define_method_choose_prototype8(n) rb_define_method_if_constexpr((n)== 8,rb_define_method8, rb_define_method_choose_prototype9(n)) +#define rb_define_method_choose_prototype7(n) rb_define_method_if_constexpr((n)== 7,rb_define_method7, rb_define_method_choose_prototype8(n)) +#define rb_define_method_choose_prototype6(n) rb_define_method_if_constexpr((n)== 6,rb_define_method6, rb_define_method_choose_prototype7(n)) +#define rb_define_method_choose_prototype5(n) rb_define_method_if_constexpr((n)== 5,rb_define_method5, rb_define_method_choose_prototype6(n)) +#define rb_define_method_choose_prototype4(n) rb_define_method_if_constexpr((n)== 4,rb_define_method4, rb_define_method_choose_prototype5(n)) +#define rb_define_method_choose_prototype3(n) rb_define_method_if_constexpr((n)== 3,rb_define_method3, rb_define_method_choose_prototype4(n)) +#define rb_define_method_choose_prototype2(n) rb_define_method_if_constexpr((n)== 2,rb_define_method2, rb_define_method_choose_prototype3(n)) +#define rb_define_method_choose_prototype1(n) rb_define_method_if_constexpr((n)== 1,rb_define_method1, rb_define_method_choose_prototype2(n)) +#define rb_define_method_choose_prototype0(n) rb_define_method_if_constexpr((n)== 0,rb_define_method0, rb_define_method_choose_prototype1(n)) +#define rb_define_method_choose_prototypem1(n) rb_define_method_if_constexpr((n)==-1,rb_define_methodm1,rb_define_method_choose_prototype0(n)) +#define rb_define_method_choose_prototypem2(n) rb_define_method_if_constexpr((n)==-2,rb_define_methodm2,rb_define_method_choose_prototypem1(n)) +#define rb_define_method_choose_prototypem3(n, f) rb_define_method_if_constexpr(rb_f_notimplement_p(f),rb_define_methodm3,rb_define_method_choose_prototypem2(n)) +#define rb_define_method(klass, mid, func, arity) rb_define_method_choose_prototypem3((arity),(func))((klass),(mid),(func),(arity)); +#endif + +RB_METHOD_DEFINITION_DECL(rb_define_module_function, (2,3), (VALUE klass, const char *name), (klass, name)) +#ifdef __cplusplus +#define rb_define_module_function(m, n, f, a) rb_define_module_function_tmpl<a>::define(m, n, f) +#else +#define rb_define_module_function_choose_prototype15(n) rb_define_method_if_constexpr((n)==15,rb_define_module_function15,rb_define_module_functionm3) +#define rb_define_module_function_choose_prototype14(n) rb_define_method_if_constexpr((n)==14,rb_define_module_function14,rb_define_module_function_choose_prototype15(n)) +#define rb_define_module_function_choose_prototype13(n) rb_define_method_if_constexpr((n)==13,rb_define_module_function13,rb_define_module_function_choose_prototype14(n)) +#define rb_define_module_function_choose_prototype12(n) rb_define_method_if_constexpr((n)==12,rb_define_module_function12,rb_define_module_function_choose_prototype13(n)) +#define rb_define_module_function_choose_prototype11(n) rb_define_method_if_constexpr((n)==11,rb_define_module_function11,rb_define_module_function_choose_prototype12(n)) +#define rb_define_module_function_choose_prototype10(n) rb_define_method_if_constexpr((n)==10,rb_define_module_function10,rb_define_module_function_choose_prototype11(n)) +#define rb_define_module_function_choose_prototype9(n) rb_define_method_if_constexpr((n)== 9,rb_define_module_function9, rb_define_module_function_choose_prototype10(n)) +#define rb_define_module_function_choose_prototype8(n) rb_define_method_if_constexpr((n)== 8,rb_define_module_function8, rb_define_module_function_choose_prototype9(n)) +#define rb_define_module_function_choose_prototype7(n) rb_define_method_if_constexpr((n)== 7,rb_define_module_function7, rb_define_module_function_choose_prototype8(n)) +#define rb_define_module_function_choose_prototype6(n) rb_define_method_if_constexpr((n)== 6,rb_define_module_function6, rb_define_module_function_choose_prototype7(n)) +#define rb_define_module_function_choose_prototype5(n) rb_define_method_if_constexpr((n)== 5,rb_define_module_function5, rb_define_module_function_choose_prototype6(n)) +#define rb_define_module_function_choose_prototype4(n) rb_define_method_if_constexpr((n)== 4,rb_define_module_function4, rb_define_module_function_choose_prototype5(n)) +#define rb_define_module_function_choose_prototype3(n) rb_define_method_if_constexpr((n)== 3,rb_define_module_function3, rb_define_module_function_choose_prototype4(n)) +#define rb_define_module_function_choose_prototype2(n) rb_define_method_if_constexpr((n)== 2,rb_define_module_function2, rb_define_module_function_choose_prototype3(n)) +#define rb_define_module_function_choose_prototype1(n) rb_define_method_if_constexpr((n)== 1,rb_define_module_function1, rb_define_module_function_choose_prototype2(n)) +#define rb_define_module_function_choose_prototype0(n) rb_define_method_if_constexpr((n)== 0,rb_define_module_function0, rb_define_module_function_choose_prototype1(n)) +#define rb_define_module_function_choose_prototypem1(n) rb_define_method_if_constexpr((n)==-1,rb_define_module_functionm1,rb_define_module_function_choose_prototype0(n)) +#define rb_define_module_function_choose_prototypem2(n) rb_define_method_if_constexpr((n)==-2,rb_define_module_functionm2,rb_define_module_function_choose_prototypem1(n)) +#define rb_define_module_function_choose_prototypem3(n, f) rb_define_method_if_constexpr(rb_f_notimplement_p(f),rb_define_module_functionm3,rb_define_module_function_choose_prototypem2(n)) +#define rb_define_module_function(klass, mid, func, arity) rb_define_module_function_choose_prototypem3((arity),(func))((klass),(mid),(func),(arity)); +#endif + +RB_METHOD_DEFINITION_DECL(rb_define_global_function, (1,2), (const char *name), (name)) +#ifdef __cplusplus +#define rb_define_global_function(n, f, a) rb_define_global_function_tmpl<a>::define(n, f) +#else +#define rb_define_global_function_choose_prototype15(n) rb_define_method_if_constexpr((n)==15,rb_define_global_function15,rb_define_global_functionm3) +#define rb_define_global_function_choose_prototype14(n) rb_define_method_if_constexpr((n)==14,rb_define_global_function14,rb_define_global_function_choose_prototype15(n)) +#define rb_define_global_function_choose_prototype13(n) rb_define_method_if_constexpr((n)==13,rb_define_global_function13,rb_define_global_function_choose_prototype14(n)) +#define rb_define_global_function_choose_prototype12(n) rb_define_method_if_constexpr((n)==12,rb_define_global_function12,rb_define_global_function_choose_prototype13(n)) +#define rb_define_global_function_choose_prototype11(n) rb_define_method_if_constexpr((n)==11,rb_define_global_function11,rb_define_global_function_choose_prototype12(n)) +#define rb_define_global_function_choose_prototype10(n) rb_define_method_if_constexpr((n)==10,rb_define_global_function10,rb_define_global_function_choose_prototype11(n)) +#define rb_define_global_function_choose_prototype9(n) rb_define_method_if_constexpr((n)== 9,rb_define_global_function9, rb_define_global_function_choose_prototype10(n)) +#define rb_define_global_function_choose_prototype8(n) rb_define_method_if_constexpr((n)== 8,rb_define_global_function8, rb_define_global_function_choose_prototype9(n)) +#define rb_define_global_function_choose_prototype7(n) rb_define_method_if_constexpr((n)== 7,rb_define_global_function7, rb_define_global_function_choose_prototype8(n)) +#define rb_define_global_function_choose_prototype6(n) rb_define_method_if_constexpr((n)== 6,rb_define_global_function6, rb_define_global_function_choose_prototype7(n)) +#define rb_define_global_function_choose_prototype5(n) rb_define_method_if_constexpr((n)== 5,rb_define_global_function5, rb_define_global_function_choose_prototype6(n)) +#define rb_define_global_function_choose_prototype4(n) rb_define_method_if_constexpr((n)== 4,rb_define_global_function4, rb_define_global_function_choose_prototype5(n)) +#define rb_define_global_function_choose_prototype3(n) rb_define_method_if_constexpr((n)== 3,rb_define_global_function3, rb_define_global_function_choose_prototype4(n)) +#define rb_define_global_function_choose_prototype2(n) rb_define_method_if_constexpr((n)== 2,rb_define_global_function2, rb_define_global_function_choose_prototype3(n)) +#define rb_define_global_function_choose_prototype1(n) rb_define_method_if_constexpr((n)== 1,rb_define_global_function1, rb_define_global_function_choose_prototype2(n)) +#define rb_define_global_function_choose_prototype0(n) rb_define_method_if_constexpr((n)== 0,rb_define_global_function0, rb_define_global_function_choose_prototype1(n)) +#define rb_define_global_function_choose_prototypem1(n) rb_define_method_if_constexpr((n)==-1,rb_define_global_functionm1,rb_define_global_function_choose_prototype0(n)) +#define rb_define_global_function_choose_prototypem2(n) rb_define_method_if_constexpr((n)==-2,rb_define_global_functionm2,rb_define_global_function_choose_prototypem1(n)) +#define rb_define_global_function_choose_prototypem3(n, f) rb_define_method_if_constexpr(rb_f_notimplement_p(f),rb_define_global_functionm3,rb_define_global_function_choose_prototypem2(n)) +#define rb_define_global_function(mid, func, arity) rb_define_global_function_choose_prototypem3((arity),(func))((mid),(func),(arity)); +#endif + +#endif + +#if defined(RUBY_DEVEL) && RUBY_DEVEL && (!defined(__cplusplus) || defined(RB_METHOD_DEFINITION_DECL)) +# define RUBY_METHOD_FUNC(func) (func) +#else +# define RUBY_METHOD_FUNC(func) ((VALUE (*)(ANYARGS))(func)) +#endif + +#ifdef __cplusplus +#include "backward/cxxanyargs.hpp" + +#if 0 +{ /* satisfy cc-mode */ +#endif +} /* extern "C++" { */ +#endif + +#endif /* RUBY_RUBY_H */ |