Ruby  2.0.0p247(2013-06-27revision41674)
node.h
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00001 /**********************************************************************
00002 
00003   node.h -
00004 
00005   $Author: nobu $
00006   created at: Fri May 28 15:14:02 JST 1993
00007 
00008   Copyright (C) 1993-2007 Yukihiro Matsumoto
00009 
00010 **********************************************************************/
00011 
00012 #ifndef RUBY_NODE_H
00013 #define RUBY_NODE_H 1
00014 
00015 #if defined(__cplusplus)
00016 extern "C" {
00017 #if 0
00018 } /* satisfy cc-mode */
00019 #endif
00020 #endif
00021 
00022 enum node_type {
00023     NODE_SCOPE,
00024 #define NODE_SCOPE       NODE_SCOPE
00025     NODE_BLOCK,
00026 #define NODE_BLOCK       NODE_BLOCK
00027     NODE_IF,
00028 #define NODE_IF          NODE_IF
00029     NODE_CASE,
00030 #define NODE_CASE        NODE_CASE
00031     NODE_WHEN,
00032 #define NODE_WHEN        NODE_WHEN
00033     NODE_OPT_N,
00034 #define NODE_OPT_N       NODE_OPT_N
00035     NODE_WHILE,
00036 #define NODE_WHILE       NODE_WHILE
00037     NODE_UNTIL,
00038 #define NODE_UNTIL       NODE_UNTIL
00039     NODE_ITER,
00040 #define NODE_ITER        NODE_ITER
00041     NODE_FOR,
00042 #define NODE_FOR         NODE_FOR
00043     NODE_BREAK,
00044 #define NODE_BREAK       NODE_BREAK
00045     NODE_NEXT,
00046 #define NODE_NEXT        NODE_NEXT
00047     NODE_REDO,
00048 #define NODE_REDO        NODE_REDO
00049     NODE_RETRY,
00050 #define NODE_RETRY       NODE_RETRY
00051     NODE_BEGIN,
00052 #define NODE_BEGIN       NODE_BEGIN
00053     NODE_RESCUE,
00054 #define NODE_RESCUE      NODE_RESCUE
00055     NODE_RESBODY,
00056 #define NODE_RESBODY     NODE_RESBODY
00057     NODE_ENSURE,
00058 #define NODE_ENSURE      NODE_ENSURE
00059     NODE_AND,
00060 #define NODE_AND         NODE_AND
00061     NODE_OR,
00062 #define NODE_OR          NODE_OR
00063     NODE_MASGN,
00064 #define NODE_MASGN       NODE_MASGN
00065     NODE_LASGN,
00066 #define NODE_LASGN       NODE_LASGN
00067     NODE_DASGN,
00068 #define NODE_DASGN       NODE_DASGN
00069     NODE_DASGN_CURR,
00070 #define NODE_DASGN_CURR  NODE_DASGN_CURR
00071     NODE_GASGN,
00072 #define NODE_GASGN       NODE_GASGN
00073     NODE_IASGN,
00074 #define NODE_IASGN       NODE_IASGN
00075     NODE_IASGN2,
00076 #define NODE_IASGN2      NODE_IASGN2
00077     NODE_CDECL,
00078 #define NODE_CDECL       NODE_CDECL
00079     NODE_CVASGN,
00080 #define NODE_CVASGN      NODE_CVASGN
00081     NODE_CVDECL,
00082 #define NODE_CVDECL      NODE_CVDECL
00083     NODE_OP_ASGN1,
00084 #define NODE_OP_ASGN1    NODE_OP_ASGN1
00085     NODE_OP_ASGN2,
00086 #define NODE_OP_ASGN2    NODE_OP_ASGN2
00087     NODE_OP_ASGN_AND,
00088 #define NODE_OP_ASGN_AND NODE_OP_ASGN_AND
00089     NODE_OP_ASGN_OR,
00090 #define NODE_OP_ASGN_OR  NODE_OP_ASGN_OR
00091     NODE_OP_CDECL,
00092 #define NODE_OP_CDECL    NODE_OP_CDECL
00093     NODE_CALL,
00094 #define NODE_CALL        NODE_CALL
00095     NODE_FCALL,
00096 #define NODE_FCALL       NODE_FCALL
00097     NODE_VCALL,
00098 #define NODE_VCALL       NODE_VCALL
00099     NODE_SUPER,
00100 #define NODE_SUPER       NODE_SUPER
00101     NODE_ZSUPER,
00102 #define NODE_ZSUPER      NODE_ZSUPER
00103     NODE_ARRAY,
00104 #define NODE_ARRAY       NODE_ARRAY
00105     NODE_ZARRAY,
00106 #define NODE_ZARRAY      NODE_ZARRAY
00107     NODE_VALUES,
00108 #define NODE_VALUES      NODE_VALUES
00109     NODE_HASH,
00110 #define NODE_HASH        NODE_HASH
00111     NODE_RETURN,
00112 #define NODE_RETURN      NODE_RETURN
00113     NODE_YIELD,
00114 #define NODE_YIELD       NODE_YIELD
00115     NODE_LVAR,
00116 #define NODE_LVAR        NODE_LVAR
00117     NODE_DVAR,
00118 #define NODE_DVAR        NODE_DVAR
00119     NODE_GVAR,
00120 #define NODE_GVAR        NODE_GVAR
00121     NODE_IVAR,
00122 #define NODE_IVAR        NODE_IVAR
00123     NODE_CONST,
00124 #define NODE_CONST       NODE_CONST
00125     NODE_CVAR,
00126 #define NODE_CVAR        NODE_CVAR
00127     NODE_NTH_REF,
00128 #define NODE_NTH_REF     NODE_NTH_REF
00129     NODE_BACK_REF,
00130 #define NODE_BACK_REF    NODE_BACK_REF
00131     NODE_MATCH,
00132 #define NODE_MATCH       NODE_MATCH
00133     NODE_MATCH2,
00134 #define NODE_MATCH2      NODE_MATCH2
00135     NODE_MATCH3,
00136 #define NODE_MATCH3      NODE_MATCH3
00137     NODE_LIT,
00138 #define NODE_LIT         NODE_LIT
00139     NODE_STR,
00140 #define NODE_STR         NODE_STR
00141     NODE_DSTR,
00142 #define NODE_DSTR        NODE_DSTR
00143     NODE_XSTR,
00144 #define NODE_XSTR        NODE_XSTR
00145     NODE_DXSTR,
00146 #define NODE_DXSTR       NODE_DXSTR
00147     NODE_EVSTR,
00148 #define NODE_EVSTR       NODE_EVSTR
00149     NODE_DREGX,
00150 #define NODE_DREGX       NODE_DREGX
00151     NODE_DREGX_ONCE,
00152 #define NODE_DREGX_ONCE  NODE_DREGX_ONCE
00153     NODE_ARGS,
00154 #define NODE_ARGS        NODE_ARGS
00155     NODE_ARGS_AUX,
00156 #define NODE_ARGS_AUX    NODE_ARGS_AUX
00157     NODE_OPT_ARG,
00158 #define NODE_OPT_ARG     NODE_OPT_ARG
00159     NODE_KW_ARG,
00160 #define NODE_KW_ARG      NODE_KW_ARG
00161     NODE_POSTARG,
00162 #define NODE_POSTARG     NODE_POSTARG
00163     NODE_ARGSCAT,
00164 #define NODE_ARGSCAT     NODE_ARGSCAT
00165     NODE_ARGSPUSH,
00166 #define NODE_ARGSPUSH    NODE_ARGSPUSH
00167     NODE_SPLAT,
00168 #define NODE_SPLAT       NODE_SPLAT
00169     NODE_TO_ARY,
00170 #define NODE_TO_ARY      NODE_TO_ARY
00171     NODE_BLOCK_ARG,
00172 #define NODE_BLOCK_ARG   NODE_BLOCK_ARG
00173     NODE_BLOCK_PASS,
00174 #define NODE_BLOCK_PASS  NODE_BLOCK_PASS
00175     NODE_DEFN,
00176 #define NODE_DEFN        NODE_DEFN
00177     NODE_DEFS,
00178 #define NODE_DEFS        NODE_DEFS
00179     NODE_ALIAS,
00180 #define NODE_ALIAS       NODE_ALIAS
00181     NODE_VALIAS,
00182 #define NODE_VALIAS      NODE_VALIAS
00183     NODE_UNDEF,
00184 #define NODE_UNDEF       NODE_UNDEF
00185     NODE_CLASS,
00186 #define NODE_CLASS       NODE_CLASS
00187     NODE_MODULE,
00188 #define NODE_MODULE      NODE_MODULE
00189     NODE_SCLASS,
00190 #define NODE_SCLASS      NODE_SCLASS
00191     NODE_COLON2,
00192 #define NODE_COLON2      NODE_COLON2
00193     NODE_COLON3,
00194 #define NODE_COLON3      NODE_COLON3
00195     NODE_CREF,
00196 #define NODE_CREF        NODE_CREF
00197     NODE_DOT2,
00198 #define NODE_DOT2        NODE_DOT2
00199     NODE_DOT3,
00200 #define NODE_DOT3        NODE_DOT3
00201     NODE_FLIP2,
00202 #define NODE_FLIP2       NODE_FLIP2
00203     NODE_FLIP3,
00204 #define NODE_FLIP3       NODE_FLIP3
00205     NODE_SELF,
00206 #define NODE_SELF        NODE_SELF
00207     NODE_NIL,
00208 #define NODE_NIL         NODE_NIL
00209     NODE_TRUE,
00210 #define NODE_TRUE        NODE_TRUE
00211     NODE_FALSE,
00212 #define NODE_FALSE       NODE_FALSE
00213     NODE_ERRINFO,
00214 #define NODE_ERRINFO     NODE_ERRINFO
00215     NODE_DEFINED,
00216 #define NODE_DEFINED     NODE_DEFINED
00217     NODE_POSTEXE,
00218 #define NODE_POSTEXE     NODE_POSTEXE
00219     NODE_ALLOCA,
00220 #define NODE_ALLOCA      NODE_ALLOCA
00221     NODE_BMETHOD,
00222 #define NODE_BMETHOD     NODE_BMETHOD
00223     NODE_MEMO,
00224 #define NODE_MEMO        NODE_MEMO
00225     NODE_IFUNC,
00226 #define NODE_IFUNC       NODE_IFUNC
00227     NODE_DSYM,
00228 #define NODE_DSYM        NODE_DSYM
00229     NODE_ATTRASGN,
00230 #define NODE_ATTRASGN    NODE_ATTRASGN
00231     NODE_PRELUDE,
00232 #define NODE_PRELUDE     NODE_PRELUDE
00233     NODE_LAMBDA,
00234 #define NODE_LAMBDA      NODE_LAMBDA
00235     NODE_LAST
00236 #define NODE_LAST        NODE_LAST
00237 };
00238 
00239 typedef struct RNode {
00240     VALUE flags;
00241     VALUE nd_reserved;          /* ex nd_file */
00242     union {
00243         struct RNode *node;
00244         ID id;
00245         VALUE value;
00246         VALUE (*cfunc)(ANYARGS);
00247         ID *tbl;
00248     } u1;
00249     union {
00250         struct RNode *node;
00251         ID id;
00252         long argc;
00253         VALUE value;
00254     } u2;
00255     union {
00256         struct RNode *node;
00257         ID id;
00258         long state;
00259         struct rb_global_entry *entry;
00260         struct rb_args_info *args;
00261         long cnt;
00262         VALUE value;
00263     } u3;
00264 } NODE;
00265 
00266 #define RNODE(obj)  (R_CAST(RNode)(obj))
00267 
00268 /* 0..4:T_TYPES, 5:reserved, 6:NODE_FL_CREF_OMOD_SHARED, 7:NODE_FL_NEWLINE */
00269 #define NODE_FL_NEWLINE (((VALUE)1)<<7)
00270 #define NODE_FL_CREF_PUSHED_BY_EVAL NODE_FL_NEWLINE
00271 #define NODE_FL_CREF_OMOD_SHARED (((VALUE)1)<<6)
00272 
00273 #define NODE_TYPESHIFT 8
00274 #define NODE_TYPEMASK  (((VALUE)0x7f)<<NODE_TYPESHIFT)
00275 
00276 #define nd_type(n) ((int) (((RNODE(n))->flags & NODE_TYPEMASK)>>NODE_TYPESHIFT))
00277 #define nd_set_type(n,t) \
00278     RNODE(n)->flags=((RNODE(n)->flags&~NODE_TYPEMASK)|((((unsigned long)(t))<<NODE_TYPESHIFT)&NODE_TYPEMASK))
00279 
00280 #define NODE_LSHIFT (NODE_TYPESHIFT+7)
00281 #define NODE_LMASK  (((SIGNED_VALUE)1<<(sizeof(VALUE)*CHAR_BIT-NODE_LSHIFT))-1)
00282 #define nd_line(n) (int)(RNODE(n)->flags>>NODE_LSHIFT)
00283 #define nd_set_line(n,l) \
00284     RNODE(n)->flags=((RNODE(n)->flags&~(-1<<NODE_LSHIFT))|(((l)&NODE_LMASK)<<NODE_LSHIFT))
00285 
00286 #define nd_refinements  nd_reserved
00287 
00288 #define nd_head  u1.node
00289 #define nd_alen  u2.argc
00290 #define nd_next  u3.node
00291 
00292 #define nd_cond  u1.node
00293 #define nd_body  u2.node
00294 #define nd_else  u3.node
00295 
00296 #define nd_orig  u3.value
00297 
00298 #define nd_resq  u2.node
00299 #define nd_ensr  u3.node
00300 
00301 #define nd_1st   u1.node
00302 #define nd_2nd   u2.node
00303 
00304 #define nd_stts  u1.node
00305 
00306 #define nd_entry u3.entry
00307 #define nd_vid   u1.id
00308 #define nd_cflag u2.id
00309 #define nd_cval  u3.value
00310 
00311 #define nd_oid   u1.id
00312 #define nd_cnt   u3.cnt
00313 #define nd_tbl   u1.tbl
00314 
00315 #define nd_var   u1.node
00316 #define nd_iter  u3.node
00317 
00318 #define nd_value u2.node
00319 #define nd_aid   u3.id
00320 
00321 #define nd_lit   u1.value
00322 
00323 #define nd_frml  u2.argc
00324 #define nd_rest  u1.id
00325 #define nd_opt   u1.node
00326 #define nd_pid   u1.id
00327 #define nd_plen  u2.argc
00328 
00329 #define nd_recv  u1.node
00330 #define nd_mid   u2.id
00331 #define nd_args  u3.node
00332 #define nd_ainfo u3.args
00333 
00334 #define nd_noex  u3.id
00335 #define nd_defn  u3.node
00336 
00337 #define nd_cfnc  u1.cfunc
00338 #define nd_argc  u2.argc
00339 
00340 #define nd_cpath u1.node
00341 #define nd_super u3.node
00342 
00343 #define nd_modl  u1.id
00344 #define nd_clss  u1.value
00345 
00346 #define nd_beg   u1.node
00347 #define nd_end   u2.node
00348 #define nd_state u3.state
00349 #define nd_rval  u2.value
00350 
00351 #define nd_nth   u2.argc
00352 
00353 #define nd_tag   u1.id
00354 #define nd_tval  u2.value
00355 
00356 #define nd_visi  u2.argc
00357 
00358 #define NEW_NODE(t,a0,a1,a2) rb_node_newnode((t),(VALUE)(a0),(VALUE)(a1),(VALUE)(a2))
00359 
00360 #define NEW_DEFN(i,a,d,p) NEW_NODE(NODE_DEFN,0,i,NEW_SCOPE(a,d))
00361 #define NEW_DEFS(r,i,a,d) NEW_NODE(NODE_DEFS,r,i,NEW_SCOPE(a,d))
00362 #define NEW_IFUNC(f,c) NEW_NODE(NODE_IFUNC,f,c,0)
00363 #define NEW_SCOPE(a,b) NEW_NODE(NODE_SCOPE,local_tbl(),b,a)
00364 #define NEW_BLOCK(a) NEW_NODE(NODE_BLOCK,a,0,0)
00365 #define NEW_IF(c,t,e) NEW_NODE(NODE_IF,c,t,e)
00366 #define NEW_UNLESS(c,t,e) NEW_IF(c,e,t)
00367 #define NEW_CASE(h,b) NEW_NODE(NODE_CASE,h,b,0)
00368 #define NEW_WHEN(c,t,e) NEW_NODE(NODE_WHEN,c,t,e)
00369 #define NEW_OPT_N(b) NEW_NODE(NODE_OPT_N,0,b,0)
00370 #define NEW_WHILE(c,b,n) NEW_NODE(NODE_WHILE,c,b,n)
00371 #define NEW_UNTIL(c,b,n) NEW_NODE(NODE_UNTIL,c,b,n)
00372 #define NEW_FOR(v,i,b) NEW_NODE(NODE_FOR,v,b,i)
00373 #define NEW_ITER(a,b) NEW_NODE(NODE_ITER,0,NEW_SCOPE(a,b),0)
00374 #define NEW_LAMBDA(a,b) NEW_NODE(NODE_LAMBDA,0,NEW_SCOPE(a,b),0)
00375 #define NEW_BREAK(s) NEW_NODE(NODE_BREAK,s,0,0)
00376 #define NEW_NEXT(s) NEW_NODE(NODE_NEXT,s,0,0)
00377 #define NEW_REDO() NEW_NODE(NODE_REDO,0,0,0)
00378 #define NEW_RETRY() NEW_NODE(NODE_RETRY,0,0,0)
00379 #define NEW_BEGIN(b) NEW_NODE(NODE_BEGIN,0,b,0)
00380 #define NEW_RESCUE(b,res,e) NEW_NODE(NODE_RESCUE,b,res,e)
00381 #define NEW_RESBODY(a,ex,n) NEW_NODE(NODE_RESBODY,n,ex,a)
00382 #define NEW_ENSURE(b,en) NEW_NODE(NODE_ENSURE,b,0,en)
00383 #define NEW_RETURN(s) NEW_NODE(NODE_RETURN,s,0,0)
00384 #define NEW_YIELD(a) NEW_NODE(NODE_YIELD,a,0,0)
00385 #define NEW_LIST(a)  NEW_ARRAY(a)
00386 #define NEW_ARRAY(a) NEW_NODE(NODE_ARRAY,a,1,0)
00387 #define NEW_ZARRAY() NEW_NODE(NODE_ZARRAY,0,0,0)
00388 #define NEW_HASH(a)  NEW_NODE(NODE_HASH,a,0,0)
00389 #define NEW_MASGN(l,r)   NEW_NODE(NODE_MASGN,l,0,r)
00390 #define NEW_GASGN(v,val) NEW_NODE(NODE_GASGN,v,val,rb_global_entry(v))
00391 #define NEW_LASGN(v,val) NEW_NODE(NODE_LASGN,v,val,0)
00392 #define NEW_DASGN(v,val) NEW_NODE(NODE_DASGN,v,val,0)
00393 #define NEW_DASGN_CURR(v,val) NEW_NODE(NODE_DASGN_CURR,v,val,0)
00394 #define NEW_IASGN(v,val) NEW_NODE(NODE_IASGN,v,val,0)
00395 #define NEW_IASGN2(v,val) NEW_NODE(NODE_IASGN2,v,val,0)
00396 #define NEW_CDECL(v,val,path) NEW_NODE(NODE_CDECL,v,val,path)
00397 #define NEW_CVASGN(v,val) NEW_NODE(NODE_CVASGN,v,val,0)
00398 #define NEW_CVDECL(v,val) NEW_NODE(NODE_CVDECL,v,val,0)
00399 #define NEW_OP_ASGN1(p,id,a) NEW_NODE(NODE_OP_ASGN1,p,id,a)
00400 #define NEW_OP_ASGN2(r,i,o,val) NEW_NODE(NODE_OP_ASGN2,r,val,NEW_OP_ASGN22(i,o))
00401 #define NEW_OP_ASGN22(i,o) NEW_NODE(NODE_OP_ASGN2,i,o,rb_id_attrset(i))
00402 #define NEW_OP_ASGN_OR(i,val) NEW_NODE(NODE_OP_ASGN_OR,i,val,0)
00403 #define NEW_OP_ASGN_AND(i,val) NEW_NODE(NODE_OP_ASGN_AND,i,val,0)
00404 #define NEW_OP_CDECL(v,op,val) NEW_NODE(NODE_OP_CDECL,v,val,op)
00405 #define NEW_GVAR(v) NEW_NODE(NODE_GVAR,v,0,rb_global_entry(v))
00406 #define NEW_LVAR(v) NEW_NODE(NODE_LVAR,v,0,0)
00407 #define NEW_DVAR(v) NEW_NODE(NODE_DVAR,v,0,0)
00408 #define NEW_IVAR(v) NEW_NODE(NODE_IVAR,v,0,0)
00409 #define NEW_CONST(v) NEW_NODE(NODE_CONST,v,0,0)
00410 #define NEW_CVAR(v) NEW_NODE(NODE_CVAR,v,0,0)
00411 #define NEW_NTH_REF(n)  NEW_NODE(NODE_NTH_REF,0,n,0)
00412 #define NEW_BACK_REF(n) NEW_NODE(NODE_BACK_REF,0,n,0)
00413 #define NEW_MATCH(c) NEW_NODE(NODE_MATCH,c,0,0)
00414 #define NEW_MATCH2(n1,n2) NEW_NODE(NODE_MATCH2,n1,n2,0)
00415 #define NEW_MATCH3(r,n2) NEW_NODE(NODE_MATCH3,r,n2,0)
00416 #define NEW_LIT(l) NEW_NODE(NODE_LIT,l,0,0)
00417 #define NEW_STR(s) NEW_NODE(NODE_STR,s,0,0)
00418 #define NEW_DSTR(s) NEW_NODE(NODE_DSTR,s,1,0)
00419 #define NEW_XSTR(s) NEW_NODE(NODE_XSTR,s,0,0)
00420 #define NEW_DXSTR(s) NEW_NODE(NODE_DXSTR,s,0,0)
00421 #define NEW_DSYM(s) NEW_NODE(NODE_DSYM,s,0,0)
00422 #define NEW_EVSTR(n) NEW_NODE(NODE_EVSTR,0,(n),0)
00423 #define NEW_CALL(r,m,a) NEW_NODE(NODE_CALL,r,m,a)
00424 #define NEW_FCALL(m,a) NEW_NODE(NODE_FCALL,0,m,a)
00425 #define NEW_VCALL(m) NEW_NODE(NODE_VCALL,0,m,0)
00426 #define NEW_SUPER(a) NEW_NODE(NODE_SUPER,0,0,a)
00427 #define NEW_ZSUPER() NEW_NODE(NODE_ZSUPER,0,0,0)
00428 #define NEW_ARGS_AUX(r,b) NEW_NODE(NODE_ARGS_AUX,r,b,0)
00429 #define NEW_OPT_ARG(i,v) NEW_NODE(NODE_OPT_ARG,i,v,0)
00430 #define NEW_KW_ARG(i,v) NEW_NODE(NODE_KW_ARG,i,v,0)
00431 #define NEW_POSTARG(i,v) NEW_NODE(NODE_POSTARG,i,v,0)
00432 #define NEW_ARGSCAT(a,b) NEW_NODE(NODE_ARGSCAT,a,b,0)
00433 #define NEW_ARGSPUSH(a,b) NEW_NODE(NODE_ARGSPUSH,a,b,0)
00434 #define NEW_SPLAT(a) NEW_NODE(NODE_SPLAT,a,0,0)
00435 #define NEW_TO_ARY(a) NEW_NODE(NODE_TO_ARY,a,0,0)
00436 #define NEW_BLOCK_ARG(v) NEW_NODE(NODE_BLOCK_ARG,v,0,local_cnt(v))
00437 #define NEW_BLOCK_PASS(b) NEW_NODE(NODE_BLOCK_PASS,0,b,0)
00438 #define NEW_ALIAS(n,o) NEW_NODE(NODE_ALIAS,n,o,0)
00439 #define NEW_VALIAS(n,o) NEW_NODE(NODE_VALIAS,n,o,0)
00440 #define NEW_UNDEF(i) NEW_NODE(NODE_UNDEF,0,i,0)
00441 #define NEW_CLASS(n,b,s) NEW_NODE(NODE_CLASS,n,NEW_SCOPE(0,b),(s))
00442 #define NEW_SCLASS(r,b) NEW_NODE(NODE_SCLASS,r,NEW_SCOPE(0,b),0)
00443 #define NEW_MODULE(n,b) NEW_NODE(NODE_MODULE,n,NEW_SCOPE(0,b),0)
00444 #define NEW_COLON2(c,i) NEW_NODE(NODE_COLON2,c,i,0)
00445 #define NEW_COLON3(i) NEW_NODE(NODE_COLON3,0,i,0)
00446 #define NEW_CREF(a) NEW_NODE(NODE_CREF,a,0,0)
00447 #define NEW_DOT2(b,e) NEW_NODE(NODE_DOT2,b,e,0)
00448 #define NEW_DOT3(b,e) NEW_NODE(NODE_DOT3,b,e,0)
00449 #define NEW_SELF() NEW_NODE(NODE_SELF,0,0,0)
00450 #define NEW_NIL() NEW_NODE(NODE_NIL,0,0,0)
00451 #define NEW_TRUE() NEW_NODE(NODE_TRUE,0,0,0)
00452 #define NEW_FALSE() NEW_NODE(NODE_FALSE,0,0,0)
00453 #define NEW_ERRINFO() NEW_NODE(NODE_ERRINFO,0,0,0)
00454 #define NEW_DEFINED(e) NEW_NODE(NODE_DEFINED,e,0,0)
00455 #define NEW_PREEXE(b) NEW_SCOPE(b)
00456 #define NEW_POSTEXE(b) NEW_NODE(NODE_POSTEXE,0,b,0)
00457 #define NEW_BMETHOD(b) NEW_NODE(NODE_BMETHOD,0,0,b)
00458 #define NEW_ATTRASGN(r,m,a) NEW_NODE(NODE_ATTRASGN,r,m,a)
00459 #define NEW_PRELUDE(p,b) NEW_NODE(NODE_PRELUDE,p,b,0)
00460 #define NEW_MEMO(a,b,c) NEW_NODE(NODE_MEMO,a,b,c)
00461 
00462 #define roomof(x, y) ((sizeof(x) + sizeof(y) - 1) / sizeof(y))
00463 #define MEMO_FOR(type, value) ((type *)RARRAY_PTR(value))
00464 #define NEW_MEMO_FOR(type, value) \
00465     (rb_ary_set_len(((value) = rb_ary_tmp_new(roomof(type, VALUE))), \
00466                     roomof(type, VALUE)), \
00467      MEMO_FOR(type, value))
00468 
00469 #if defined __GNUC__ && __GNUC__ >= 4
00470 #pragma GCC visibility push(default)
00471 #endif
00472 
00473 VALUE rb_parser_new(void);
00474 VALUE rb_parser_end_seen_p(VALUE);
00475 VALUE rb_parser_encoding(VALUE);
00476 VALUE rb_parser_get_yydebug(VALUE);
00477 VALUE rb_parser_set_yydebug(VALUE, VALUE);
00478 VALUE rb_parser_dump_tree(NODE *node, int comment);
00479 NODE *rb_parser_append_print(VALUE, NODE *);
00480 NODE *rb_parser_while_loop(VALUE, NODE *, int, int);
00481 
00482 NODE *rb_parser_compile_cstr(volatile VALUE, const char*, const char*, int, int);
00483 NODE *rb_parser_compile_string(volatile VALUE, const char*, VALUE, int);
00484 NODE *rb_parser_compile_file(volatile VALUE, const char*, VALUE, int);
00485 
00486 NODE *rb_compile_cstr(const char*, const char*, int, int);
00487 NODE *rb_compile_string(const char*, VALUE, int);
00488 NODE *rb_compile_file(const char*, VALUE, int);
00489 
00490 NODE *rb_node_newnode(enum node_type,VALUE,VALUE,VALUE);
00491 NODE *rb_node_newnode_longlife(enum node_type,VALUE,VALUE,VALUE);
00492 
00493 struct rb_global_entry {
00494     struct rb_global_variable *var;
00495     ID id;
00496 };
00497 
00498 struct rb_global_entry *rb_global_entry(ID);
00499 VALUE rb_gvar_get(struct rb_global_entry *);
00500 VALUE rb_gvar_set(struct rb_global_entry *, VALUE);
00501 VALUE rb_gvar_defined(struct rb_global_entry *);
00502 const struct kwtable *rb_reserved_word(const char *, unsigned int);
00503 
00504 struct rb_args_info {
00505     NODE *pre_init;
00506     NODE *post_init;
00507 
00508     int pre_args_num;  /* count of mandatory pre-arguments */
00509     int post_args_num; /* count of mandatory post-arguments */
00510 
00511     ID first_post_arg;
00512 
00513     ID rest_arg;
00514     ID block_arg;
00515 
00516     NODE *kw_args;
00517     NODE *kw_rest_arg;
00518 
00519     NODE *opt_args;
00520 };
00521 
00522 struct parser_params;
00523 void *rb_parser_malloc(struct parser_params *, size_t);
00524 void *rb_parser_realloc(struct parser_params *, void *, size_t);
00525 void *rb_parser_calloc(struct parser_params *, size_t, size_t);
00526 void rb_parser_free(struct parser_params *, void *);
00527 
00528 #if defined __GNUC__ && __GNUC__ >= 4
00529 #pragma GCC visibility pop
00530 #endif
00531 
00532 #if defined(__cplusplus)
00533 #if 0
00534 { /* satisfy cc-mode */
00535 #endif
00536 }  /* extern "C" { */
00537 #endif
00538 
00539 #endif /* RUBY_NODE_H */
00540