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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@520 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
334 lines
9.8 KiB
C
334 lines
9.8 KiB
C
/************************************************
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node.h -
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$Author$
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$Date$
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created at: Fri May 28 15:14:02 JST 1993
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Copyright (C) 1993-1999 Yukihiro Matsumoto
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************************************************/
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#ifndef NODE_H
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#define NODE_H
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enum node_type {
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NODE_METHOD,
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NODE_FBODY,
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NODE_CFUNC,
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NODE_SCOPE,
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NODE_BLOCK,
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NODE_IF,
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NODE_CASE,
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NODE_WHEN,
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NODE_OPT_N,
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NODE_WHILE,
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NODE_UNTIL,
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NODE_ITER,
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NODE_FOR,
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NODE_BREAK,
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NODE_NEXT,
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NODE_REDO,
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NODE_RETRY,
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NODE_BEGIN,
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NODE_RESCUE,
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NODE_RESBODY,
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NODE_ENSURE,
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NODE_AND,
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NODE_OR,
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NODE_NOT,
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NODE_MASGN,
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NODE_LASGN,
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NODE_DASGN,
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NODE_DASGN_PUSH,
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NODE_GASGN,
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NODE_IASGN,
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NODE_CASGN,
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NODE_OP_ASGN1,
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NODE_OP_ASGN2,
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NODE_OP_ASGN_AND,
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NODE_OP_ASGN_OR,
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NODE_CALL,
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NODE_FCALL,
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NODE_VCALL,
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NODE_SUPER,
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NODE_ZSUPER,
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NODE_ARRAY,
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NODE_ZARRAY,
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NODE_HASH,
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NODE_RETURN,
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NODE_YIELD,
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NODE_LVAR,
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NODE_DVAR,
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NODE_GVAR,
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NODE_IVAR,
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NODE_CVAR,
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NODE_NTH_REF,
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NODE_BACK_REF,
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NODE_MATCH,
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NODE_MATCH2,
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NODE_MATCH3,
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NODE_LIT,
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NODE_STR,
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NODE_DSTR,
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NODE_XSTR,
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NODE_DXSTR,
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NODE_EVSTR,
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NODE_DREGX,
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NODE_DREGX_ONCE,
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NODE_ARGS,
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NODE_ARGSCAT,
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NODE_RESTARGS,
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NODE_BLOCK_ARG,
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NODE_BLOCK_PASS,
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NODE_DEFN,
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NODE_DEFS,
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NODE_ALIAS,
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NODE_VALIAS,
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NODE_UNDEF,
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NODE_CLASS,
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NODE_MODULE,
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NODE_SCLASS,
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NODE_COLON2,
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NODE_COLON3,
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NODE_CNAME,
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NODE_CREF,
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NODE_DOT2,
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NODE_DOT3,
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NODE_FLIP2,
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NODE_FLIP3,
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NODE_ATTRSET,
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NODE_SELF,
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NODE_NIL,
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NODE_TRUE,
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NODE_FALSE,
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NODE_DEFINED,
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NODE_NEWLINE,
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NODE_POSTEXE,
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#ifdef C_ALLOCA
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NODE_ALLOCA,
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#endif
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};
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typedef struct RNode {
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unsigned long flags;
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char *nd_file;
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union {
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struct RNode *node;
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ID id;
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VALUE value;
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VALUE (*cfunc)();
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ID *tbl;
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} u1;
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union {
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struct RNode *node;
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ID id;
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int argc;
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VALUE value;
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} u2;
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union {
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struct RNode *node;
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ID id;
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int state;
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struct global_entry *entry;
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int cnt;
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VALUE value;
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} u3;
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} NODE;
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#define RNODE(obj) (R_CAST(RNode)(obj))
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#define nd_type(n) (((RNODE(n))->flags>>FL_USHIFT)&0xff)
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#define nd_set_type(n,t) \
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RNODE(n)->flags=((RNODE(n)->flags&~FL_UMASK)|(((t)<<FL_USHIFT)&FL_UMASK))
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#define NODE_LSHIFT (FL_USHIFT+8)
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#define NODE_LMASK (((long)1<<(sizeof(NODE*)*CHAR_BIT-NODE_LSHIFT))-1)
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#define nd_line(n) (((RNODE(n))->flags>>NODE_LSHIFT)&NODE_LMASK)
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#define nd_set_line(n,l) \
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RNODE(n)->flags=((RNODE(n)->flags&~(-1<<NODE_LSHIFT))|(((l)&NODE_LMASK)<<NODE_LSHIFT))
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#define nd_head u1.node
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#define nd_alen u2.argc
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#define nd_next u3.node
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#define nd_cond u1.node
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#define nd_body u2.node
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#define nd_else u3.node
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#define nd_orig u3.value
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#define nd_resq u2.node
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#define nd_ensr u3.node
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#define nd_1st u1.node
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#define nd_2nd u2.node
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#define nd_stts u1.node
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#define nd_entry u3.entry
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#define nd_vid u1.id
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#define nd_cflag u2.id
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#define nd_cval u3.value
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#define nd_cnt u3.cnt
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#define nd_tbl u1.tbl
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#define nd_var u1.node
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#define nd_ibdy u2.node
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#define nd_iter u3.node
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#define nd_value u2.node
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#define nd_aid u3.id
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#define nd_lit u1.value
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#define nd_frml u1.node
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#define nd_rest u2.argc
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#define nd_opt u1.node
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#define nd_recv u1.node
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#define nd_mid u2.id
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#define nd_args u3.node
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#define nd_noex u1.id
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#define nd_defn u3.node
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#define nd_old u1.id
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#define nd_new u2.id
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#define nd_cfnc u1.cfunc
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#define nd_argc u2.argc
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#define nd_cname u1.id
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#define nd_super u3.node
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#define nd_modl u1.id
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#define nd_clss u1.value
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#define nd_beg u1.node
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#define nd_end u2.node
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#define nd_state u3.state
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#define nd_rval u2.value
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#define nd_nth u2.argc
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#define nd_tag u1.id
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#define nd_tval u2.value
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#define NEW_METHOD(n,x) rb_node_newnode(NODE_METHOD,x,n,0)
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#define NEW_FBODY(n,i,o) rb_node_newnode(NODE_FBODY,n,i,o)
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#define NEW_DEFN(i,a,d,p) rb_node_newnode(NODE_DEFN,p,i,NEW_RFUNC(a,d))
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#define NEW_DEFS(r,i,a,d) rb_node_newnode(NODE_DEFS,r,i,NEW_RFUNC(a,d))
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#define NEW_CFUNC(f,c) rb_node_newnode(NODE_CFUNC,f,c,0)
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#define NEW_RFUNC(b1,b2) NEW_SCOPE(block_append(b1,b2))
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#define NEW_SCOPE(b) rb_node_newnode(NODE_SCOPE,local_tbl(),cur_cref,(b))
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#define NEW_BLOCK(a) rb_node_newnode(NODE_BLOCK,a,0,0)
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#define NEW_IF(c,t,e) rb_node_newnode(NODE_IF,c,t,e)
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#define NEW_UNLESS(c,t,e) NEW_IF(c,e,t)
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#define NEW_CASE(h,b) rb_node_newnode(NODE_CASE,h,b,0)
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#define NEW_WHEN(c,t,e) rb_node_newnode(NODE_WHEN,c,t,e)
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#define NEW_OPT_N(b) rb_node_newnode(NODE_OPT_N,0,b,0)
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#define NEW_WHILE(c,b,n) rb_node_newnode(NODE_WHILE,c,b,n)
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#define NEW_UNTIL(c,b,n) rb_node_newnode(NODE_UNTIL,c,b,n)
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#define NEW_FOR(v,i,b) rb_node_newnode(NODE_FOR,v,b,i)
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#define NEW_ITER(v,i,b) rb_node_newnode(NODE_ITER,v,b,i)
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#define NEW_BREAK() rb_node_newnode(NODE_BREAK,0,0,0)
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#define NEW_NEXT() rb_node_newnode(NODE_NEXT,0,0,0)
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#define NEW_REDO() rb_node_newnode(NODE_REDO,0,0,0)
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#define NEW_RETRY() rb_node_newnode(NODE_RETRY,0,0,0)
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#define NEW_BEGIN(b) rb_node_newnode(NODE_BEGIN,0,b,0)
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#define NEW_RESCUE(b,res,e) rb_node_newnode(NODE_RESCUE,b,res,e)
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#define NEW_RESBODY(a,ex,n) rb_node_newnode(NODE_RESBODY,n,ex,a)
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#define NEW_ENSURE(b,en) rb_node_newnode(NODE_ENSURE,b,0,en)
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#define NEW_RETURN(s) rb_node_newnode(NODE_RETURN,s,0,0)
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#define NEW_YIELD(a) rb_node_newnode(NODE_YIELD,a,0,0)
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#define NEW_LIST(a) NEW_ARRAY(a)
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#define NEW_ARRAY(a) rb_node_newnode(NODE_ARRAY,a,1,0)
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#define NEW_ZARRAY() rb_node_newnode(NODE_ZARRAY,0,0,0)
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#define NEW_HASH(a) rb_node_newnode(NODE_HASH,a,0,0)
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#define NEW_NOT(a) rb_node_newnode(NODE_NOT,0,a,0)
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#define NEW_MASGN(l,r) rb_node_newnode(NODE_MASGN,l,0,r)
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#define NEW_GASGN(v,val) rb_node_newnode(NODE_GASGN,v,val,rb_global_entry(v))
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#define NEW_LASGN(v,val) rb_node_newnode(NODE_LASGN,v,val,local_cnt(v))
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#define NEW_DASGN(v,val) rb_node_newnode(NODE_DASGN,v,val,0);
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#define NEW_DASGN_PUSH(v,val) rb_node_newnode(NODE_DASGN_PUSH,v,val,0);
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#define NEW_IASGN(v,val) rb_node_newnode(NODE_IASGN,v,val,0)
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#define NEW_CASGN(v,val) rb_node_newnode(NODE_CASGN,v,val,0)
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#define NEW_OP_ASGN1(p,id,a) rb_node_newnode(NODE_OP_ASGN1,p,id,a)
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#define NEW_OP_ASGN2(r,i,o,val) rb_node_newnode(NODE_OP_ASGN2,r,val,NEW_OP_ASGN22(i,o))
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#define NEW_OP_ASGN22(i,o) rb_node_newnode(NODE_OP_ASGN2,i,o,rb_id_attrset(i))
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#define NEW_OP_ASGN_OR(i,val) rb_node_newnode(NODE_OP_ASGN_OR,i,val,0)
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#define NEW_OP_ASGN_AND(i,val) rb_node_newnode(NODE_OP_ASGN_AND,i,val,0)
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#define NEW_GVAR(v) rb_node_newnode(NODE_GVAR,v,0,rb_global_entry(v))
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#define NEW_LVAR(v) rb_node_newnode(NODE_LVAR,v,0,local_cnt(v))
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#define NEW_DVAR(v) rb_node_newnode(NODE_DVAR,v,0,0);
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#define NEW_IVAR(v) rb_node_newnode(NODE_IVAR,v,0,0)
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#define NEW_CVAR(v) rb_node_newnode(NODE_CVAR,v,0,0)
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#define NEW_NTH_REF(n) rb_node_newnode(NODE_NTH_REF,0,n,local_cnt('~'))
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#define NEW_BACK_REF(n) rb_node_newnode(NODE_BACK_REF,0,n,local_cnt('~'))
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#define NEW_MATCH(c) rb_node_newnode(NODE_MATCH,c,0,0)
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#define NEW_MATCH2(n1,n2) rb_node_newnode(NODE_MATCH2,n1,n2,0)
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#define NEW_MATCH3(r,n2) rb_node_newnode(NODE_MATCH3,r,n2,0)
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#define NEW_LIT(l) rb_node_newnode(NODE_LIT,l,0,0)
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#define NEW_STR(s) rb_node_newnode(NODE_STR,s,0,0)
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#define NEW_DSTR(s) rb_node_newnode(NODE_DSTR,s,0,0)
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#define NEW_XSTR(s) rb_node_newnode(NODE_XSTR,s,0,0)
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#define NEW_DXSTR(s) rb_node_newnode(NODE_DXSTR,s,0,0)
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#define NEW_EVSTR(s,l) rb_node_newnode(NODE_EVSTR,rb_str_new(s,l),0,0)
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#define NEW_CALL(r,m,a) rb_node_newnode(NODE_CALL,r,m,a)
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#define NEW_FCALL(m,a) rb_node_newnode(NODE_FCALL,0,m,a)
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#define NEW_VCALL(m) rb_node_newnode(NODE_VCALL,0,m,0)
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#define NEW_SUPER(a) rb_node_newnode(NODE_SUPER,0,0,a)
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#define NEW_ZSUPER() rb_node_newnode(NODE_ZSUPER,0,0,0)
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#define NEW_ARGS(f,o,r) rb_node_newnode(NODE_ARGS,o,r,f)
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#define NEW_ARGSCAT(a,b) rb_node_newnode(NODE_ARGSCAT,a,b,0)
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#define NEW_RESTARGS(a) rb_node_newnode(NODE_RESTARGS,a,0,0)
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#define NEW_BLOCK_ARG(v) rb_node_newnode(NODE_BLOCK_ARG,v,0,local_cnt(v))
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#define NEW_BLOCK_PASS(b) rb_node_newnode(NODE_BLOCK_PASS,0,b,0)
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#define NEW_ALIAS(n,o) rb_node_newnode(NODE_ALIAS,o,n,0)
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#define NEW_VALIAS(n,o) rb_node_newnode(NODE_VALIAS,o,n,0)
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#define NEW_UNDEF(i) rb_node_newnode(NODE_UNDEF,0,i,0)
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#define NEW_CLASS(n,b,s) rb_node_newnode(NODE_CLASS,n,NEW_CBODY(b),(s))
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#define NEW_SCLASS(r,b) rb_node_newnode(NODE_SCLASS,r,NEW_CBODY(b),0)
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#define NEW_MODULE(n,b) rb_node_newnode(NODE_MODULE,n,NEW_CBODY(b),0)
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#define NEW_COLON2(c,i) rb_node_newnode(NODE_COLON2,c,i,0)
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#define NEW_COLON3(i) rb_node_newnode(NODE_COLON3,0,i,0)
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#define NEW_CREF0() (cur_cref=rb_node_newnode(NODE_CREF,RNODE(ruby_frame->cbase)->nd_clss,0,0))
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#define NEW_CREF() (cur_cref=rb_node_newnode(NODE_CREF,0,0,cur_cref))
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#define NEW_CBODY(b) (cur_cref->nd_body=NEW_SCOPE(b),cur_cref)
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#define NEW_DOT2(b,e) rb_node_newnode(NODE_DOT2,b,e,0)
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#define NEW_DOT3(b,e) rb_node_newnode(NODE_DOT3,b,e,0)
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#define NEW_ATTRSET(a) rb_node_newnode(NODE_ATTRSET,a,0,0)
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#define NEW_SELF() rb_node_newnode(NODE_SELF,0,0,0)
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#define NEW_NIL() rb_node_newnode(NODE_NIL,0,0,0)
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#define NEW_TRUE() rb_node_newnode(NODE_TRUE,0,0,0)
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#define NEW_FALSE() rb_node_newnode(NODE_FALSE,0,0,0)
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#define NEW_DEFINED(e) rb_node_newnode(NODE_DEFINED,e,0,0)
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#define NEW_NEWLINE(n) rb_node_newnode(NODE_NEWLINE,0,0,n)
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#define NEW_PREEXE(b) NEW_SCOPE(b)
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#define NEW_POSTEXE() rb_node_newnode(NODE_POSTEXE,0,0,0)
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NODE *rb_node_newnode();
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VALUE rb_method_booundp();
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#define NOEX_PUBLIC 0
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#define NOEX_UNDEF 1
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#define NOEX_CFUNC 1
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#define NOEX_PRIVATE 2
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#define NOEX_PROTECTED 4
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NODE *rb_compile_cstr _((const char*, const char*, int, int));
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NODE *rb_compile_string _((const char*, VALUE, int));
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NODE *rb_compile_file _((const char*, VALUE, int));
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void rb_add_method _((VALUE, ID, NODE *, int));
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NODE *rb_node_newnode();
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struct global_entry *rb_global_entry _((ID));
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VALUE rb_gvar_get _((struct global_entry *));
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VALUE rb_gvar_set _((struct global_entry *, VALUE));
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VALUE rb_gvar_defined _((struct global_entry *));
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#endif
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