mirror of
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1cbebd9c51
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/v1_1r@15 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
443 lines
9.9 KiB
C
443 lines
9.9 KiB
C
/************************************************
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ruby.h -
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$Author$
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$Date$
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created at: Thu Jun 10 14:26:32 JST 1993
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Copyright (C) 1993-1998 Yukihiro Matsumoto
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*************************************************/
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#ifndef RUBY_H
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#define RUBY_H
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#include "config.h"
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#include "defines.h"
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#ifdef HAVE_STDLIB_H
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# include <stdlib.h>
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#endif
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#ifdef HAVE_STRING_H
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# include <string.h>
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#else
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# include <strings.h>
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#endif
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#ifndef __STDC__
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# define volatile
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# ifdef __GNUC__
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# define const __const__
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# else
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# define const
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# endif
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# define _(args) ()
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#else
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# define _(args) args
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#endif
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#if defined(HAVE_ALLOCA_H) && !defined(__GNUC__)
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#include <alloca.h>
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#endif
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#ifdef _AIX
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#pragma alloca
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#endif
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typedef unsigned short USHORT;
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typedef unsigned long UINT;
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#if SIZEOF_INT == SIZEOF_VOIDP
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typedef int INT;
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#elif SIZEOF_LONG == SIZEOF_VOIDP
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typedef long INT;
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#else
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---->> ruby requires sizeof(void*) == sizeof(int/long) to be compiled. <<----
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#endif
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typedef UINT VALUE;
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typedef unsigned int ID;
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typedef unsigned char UCHAR;
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#ifdef __STDC__
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# include <limits.h>
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#else
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# ifndef LONG_MAX
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# ifdef HAVE_LIMITS_H
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# include <limits.h>
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# else
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# define LONG_MAX 2147483647 /* assuming 32bit(2's compliment) LONG */
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# endif
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# endif
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# ifndef LONG_MIN
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# if (0 != ~0)
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# define LONG_MIN (-LONG_MAX-1)
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# else
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# define LONG_MIN (-LONG_MAX)
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# endif
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# endif
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# ifndef CHAR_BIT
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# define CHAR_BIT 8
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# endif
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#endif
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#define FIXNUM_MAX (LONG_MAX>>1)
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#define FIXNUM_MIN RSHIFT((INT)LONG_MIN,1)
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#define FIXNUM_FLAG 0x01
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#define INT2FIX(i) (VALUE)(((INT)(i))<<1 | FIXNUM_FLAG)
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VALUE int2inum _((INT));
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#define INT2NUM(v) int2inum(v)
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#if (-1==(((-1)<<1)&FIXNUM_FLAG)>>1)
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# define RSHIFT(x,y) ((x)>>y)
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#else
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# define RSHIFT(x,y) (((x)<0) ? ~((~(x))>>y) : (x)>>y)
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#endif
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#define FIX2INT(x) RSHIFT((INT)x,1)
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#define FIX2UINT(f) (((UINT)(f))>>1)
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#define FIXNUM_P(f) (((long)(f))&FIXNUM_FLAG)
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#define POSFIXABLE(f) ((f) <= FIXNUM_MAX)
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#define NEGFIXABLE(f) ((f) >= FIXNUM_MIN)
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#define FIXABLE(f) (POSFIXABLE(f) && NEGFIXABLE(f))
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/* special contants - i.e. non-zero and non-fixnum constants */
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#undef FALSE
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#undef TRUE
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#define FALSE 0
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#define TRUE 2
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#define NIL 4
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#define Qfalse 0
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#define Qtrue 2
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#define Qnil 4
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# define RTEST(v) rb_test_false_or_nil((VALUE)(v))
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#define NIL_P(v) ((VALUE)(v) == Qnil)
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extern VALUE cObject;
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VALUE rb_class_of _((VALUE));
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#define CLASS_OF(v) rb_class_of((VALUE)(v))
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#define T_NIL 0x00
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#define T_OBJECT 0x01
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#define T_CLASS 0x02
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#define T_ICLASS 0x03
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#define T_MODULE 0x04
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#define T_FLOAT 0x05
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#define T_STRING 0x06
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#define T_REGEXP 0x07
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#define T_ARRAY 0x08
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#define T_FIXNUM 0x09
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#define T_HASH 0x0a
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#define T_STRUCT 0x0b
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#define T_BIGNUM 0x0c
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#define T_FILE 0x0d
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#define T_TRUE 0x20
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#define T_FALSE 0x21
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#define T_DATA 0x22
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#define T_MATCH 0x23
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#define T_VARMAP 0xfd
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#define T_SCOPE 0xfe
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#define T_NODE 0xff
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#define T_MASK 0xff
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#define BUILTIN_TYPE(x) (((struct RBasic*)(x))->flags & T_MASK)
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#define TYPE(x) rb_type((VALUE)(x))
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void rb_check_type _((VALUE,int));
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#define Check_Type(v,t) rb_check_type((VALUE)(v),t)
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void rb_check_safe_str _((VALUE));
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#define Check_SafeStr(v) rb_check_safe_str((VALUE)(v))
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void rb_secure _((int));
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int num2int _((VALUE));
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#define NUM2INT(x) (FIXNUM_P(x)?FIX2INT(x):num2int(x))
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double num2dbl _((VALUE));
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#define NUM2DBL(x) num2dbl((VALUE)(x))
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VALUE rb_newobj _((void));
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#define NEWOBJ(obj,type) type *obj = (type*)rb_newobj()
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#define OBJSETUP(obj,c,t) {\
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RBASIC(obj)->class = (c);\
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RBASIC(obj)->flags = (t);\
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}
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#define CLONESETUP(clone,obj) {\
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OBJSETUP(clone,singleton_class_clone(RBASIC(obj)->class),RBASIC(obj)->flags);\
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singleton_class_attached(RBASIC(clone)->class, (VALUE)clone);\
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}
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struct RBasic {
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UINT flags;
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VALUE class;
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};
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struct RObject {
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struct RBasic basic;
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struct st_table *iv_tbl;
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};
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struct RClass {
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struct RBasic basic;
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struct st_table *iv_tbl;
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struct st_table *m_tbl;
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VALUE super;
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};
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struct RFloat {
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struct RBasic basic;
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double value;
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};
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struct RString {
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struct RBasic basic;
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UINT len;
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UCHAR *ptr;
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VALUE orig;
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};
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struct RArray {
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struct RBasic basic;
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UINT len, capa;
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VALUE *ptr;
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};
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struct RRegexp {
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struct RBasic basic;
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struct re_pattern_buffer *ptr;
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UINT len;
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UCHAR *str;
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};
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struct RHash {
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struct RBasic basic;
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struct st_table *tbl;
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int iter_lev;
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UINT status;
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};
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struct RFile {
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struct RBasic basic;
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struct st_table *iv_tbl;
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struct OpenFile *fptr;
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};
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struct RData {
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struct RBasic basic;
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void (*dmark)();
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void (*dfree)();
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void *data;
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};
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#define DATA_PTR(dta) (RDATA(dta)->data)
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VALUE data_object_alloc _((VALUE,void*,void (*)(),void (*)()));
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#define Data_Make_Struct(class,type,mark,free,sval) (\
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sval = ALLOC(type),\
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memset(sval, 0, sizeof(type)),\
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data_object_alloc(class,sval,mark,free)\
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)
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#define Data_Wrap_Struct(class,mark,free,sval) (\
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data_object_alloc(class,sval,mark,free)\
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)
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#define Data_Get_Struct(obj,type,sval) {\
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Check_Type(obj, T_DATA); \
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sval = (type*)DATA_PTR(obj);\
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}
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struct RStruct {
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struct RBasic basic;
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UINT len;
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VALUE *ptr;
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};
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struct RBignum {
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struct RBasic basic;
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char sign;
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UINT len;
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USHORT *digits;
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};
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#define R_CAST(st) (struct st*)
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#define RBASIC(obj) (R_CAST(RBasic)(obj))
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#define ROBJECT(obj) (R_CAST(RObject)(obj))
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#define RCLASS(obj) (R_CAST(RClass)(obj))
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#define RFLOAT(obj) (R_CAST(RFloat)(obj))
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#define RSTRING(obj) (R_CAST(RString)(obj))
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#define RREGEXP(obj) (R_CAST(RRegexp)(obj))
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#define RARRAY(obj) (R_CAST(RArray)(obj))
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#define RHASH(obj) (R_CAST(RHash)(obj))
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#define RDATA(obj) (R_CAST(RData)(obj))
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#define RSTRUCT(obj) (R_CAST(RStruct)(obj))
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#define RBIGNUM(obj) (R_CAST(RBignum)(obj))
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#define RFILE(obj) (R_CAST(RFile)(obj))
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#define FL_SINGLETON (1<<8)
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#define FL_MARK (1<<9)
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#define FL_FINALIZE (1<<10)
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#define FL_USHIFT 11
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#define FL_USER0 (1<<(FL_USHIFT+0))
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#define FL_USER1 (1<<(FL_USHIFT+1))
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#define FL_USER2 (1<<(FL_USHIFT+2))
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#define FL_USER3 (1<<(FL_USHIFT+3))
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#define FL_USER4 (1<<(FL_USHIFT+4))
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#define FL_USER5 (1<<(FL_USHIFT+5))
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#define FL_USER6 (1<<(FL_USHIFT+6))
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#define FL_UMASK (0x7f<<FL_USHIFT)
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#define FL_ABLE(x) (!(FIXNUM_P(x)||rb_special_const_p((VALUE)(x))))
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#define FL_TEST(x,f) (FL_ABLE(x)?(RBASIC(x)->flags&(f)):0)
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#define FL_SET(x,f) if (FL_ABLE(x)) {RBASIC(x)->flags |= (f);}
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#define FL_UNSET(x,f) if(FL_ABLE(x)){RBASIC(x)->flags &= ~(f);}
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#define FL_REVERSE(x,f) if(FL_ABLE(x)){RBASIC(x)->flags ^= f;}
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#if defined(__GNUC__) && __GNUC__ >= 2 && !defined(RUBY_NO_INLINE)
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extern __inline__ int
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rb_type(VALUE obj)
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{
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if (FIXNUM_P(obj)) return T_FIXNUM;
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if (obj == Qnil) return T_NIL;
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if (obj == FALSE) return T_FALSE;
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if (obj == TRUE) return T_TRUE;
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return BUILTIN_TYPE(obj);
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}
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extern __inline__ int
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rb_special_const_p(VALUE obj)
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{
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return (FIXNUM_P(obj)||obj == Qnil||obj == FALSE||obj == TRUE)?TRUE:FALSE;
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}
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extern __inline__ int
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rb_test_false_or_nil(VALUE v)
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{
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return (v != Qnil) && (v != FALSE);
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}
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#else
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int rb_type _((VALUE));
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int rb_special_const_p _((VALUE));
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int rb_test_false_or_nil _((VALUE));
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#endif
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void *xmalloc _((unsigned long));
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void *xcalloc _((unsigned long,unsigned long));
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void *xrealloc _((void*,unsigned long));
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#define ALLOC_N(type,n) (type*)xmalloc(sizeof(type)*(n))
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#define ALLOC(type) (type*)xmalloc(sizeof(type))
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#define REALLOC_N(var,type,n) (var)=(type*)xrealloc((char*)(var),sizeof(type)*(n))
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#define ALLOCA_N(type,n) (type*)alloca(sizeof(type)*(n))
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#define MEMZERO(p,type,n) memset((p), 0, sizeof(type)*(n))
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#define MEMCPY(p1,p2,type,n) memcpy((p1), (p2), sizeof(type)*(n))
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#define MEMMOVE(p1,p2,type,n) memmove((p1), (p2), sizeof(type)*(n))
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VALUE rb_define_class _((char*,VALUE));
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VALUE rb_define_module _((char*));
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VALUE rb_define_class_under _((VALUE, char *, VALUE));
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VALUE rb_define_module_under _((VALUE, char *));
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void rb_include_module _((VALUE,VALUE));
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void rb_extend_object _((VALUE,VALUE));
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void rb_define_variable _((char*,VALUE*));
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void rb_define_virtual_variable _((char*,VALUE(*)(),void(*)()));
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void rb_define_hooked_variable _((char*,VALUE*,VALUE(*)(),void(*)()));
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void rb_define_readonly_variable _((char*,VALUE*));
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void rb_define_const _((VALUE,char*,VALUE));
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void rb_define_global_const _((char*,VALUE));
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void rb_define_method _((VALUE,char*,VALUE(*)(),int));
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void rb_define_function _((VALUE,char*,VALUE(*)(),int));
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void rb_define_module_function _((VALUE,char*,VALUE(*)(),int));
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void rb_define_global_function _((char *, VALUE (*)(), int));
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void rb_undef_method _((VALUE,char*));
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void rb_define_alias _((VALUE,char*,char*));
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void rb_define_attr _((VALUE,ID,int,int));
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ID rb_intern _((char*));
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char *rb_id2name _((ID));
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ID rb_to_id _((VALUE));
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char *rb_class2name _((VALUE));
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void rb_p _((VALUE));
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VALUE rb_eval_string _((char*));
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VALUE rb_funcall();
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int rb_scan_args();
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VALUE rb_iv_get _((VALUE, char *));
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VALUE rb_iv_set _((VALUE, char *, VALUE));
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VALUE rb_const_get _((VALUE, ID));
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VALUE rb_const_get_at _((VALUE, ID));
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void rb_const_set _((VALUE, ID, VALUE));
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VALUE rb_equal _((VALUE,VALUE));
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extern VALUE verbose, debug;
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int rb_safe_level _((void));
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void rb_set_safe_level _((int));
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#ifdef __GNUC__
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typedef void voidfn ();
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volatile voidfn Raise;
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volatile voidfn Fail;
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volatile voidfn Fatal;
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volatile voidfn Bug;
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volatile voidfn WrongType;
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volatile voidfn rb_sys_fail;
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volatile voidfn rb_iter_break;
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volatile voidfn rb_exit;
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volatile voidfn rb_fatal;
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volatile voidfn rb_raise;
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volatile voidfn rb_notimplement;
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#else
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void Raise();
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void Fail();
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void Fatal();
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void Bug();
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void WrongType();
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void rb_sys_fail _((char *));
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void rb_iter_break _((void));
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void rb_exit _((int));
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void rb_raise _((VALUE));
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void rb_fatal _((VALUE));
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void rb_notimplement _((void));
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#endif
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void Error();
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void Warning();
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VALUE rb_each _((VALUE));
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VALUE rb_yield _((VALUE));
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int iterator_p _((void));
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VALUE rb_iterate();
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VALUE rb_rescue();
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VALUE rb_ensure();
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#include "intern.h"
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#if defined(EXTLIB) && defined(USE_DLN_A_OUT)
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/* hook for external modules */
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static char *libs_to_be_linked[] = { EXTLIB, 0 };
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#endif
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#endif
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