2 * Copyright 2005-2010, Ecole des Mines de Nantes, University of Copenhagen
3 * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix
4 * This file is part of Coccinelle.
6 * Coccinelle is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, according to version 2 of the License.
10 * Coccinelle is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>.
18 * The authors reserve the right to distribute this or future versions of
19 * Coccinelle under other licenses.
24 * Copyright 2005-2010, Ecole des Mines de Nantes, University of Copenhagen
25 * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix
26 * This file is part of Coccinelle.
28 * Coccinelle is free software: you can redistribute it and/or modify
29 * it under the terms of the GNU General Public License as published by
30 * the Free Software Foundation, according to version 2 of the License.
32 * Coccinelle is distributed in the hope that it will be useful,
33 * but WITHOUT ANY WARRANTY; without even the implied warranty of
34 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
35 * GNU General Public License for more details.
37 * You should have received a copy of the GNU General Public License
38 * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>.
40 * The authors reserve the right to distribute this or future versions of
41 * Coccinelle under other licenses.
46 module Ast
= Ast_cocci
47 module Ast0
= Ast0_cocci
48 module U
= Pretty_print_cocci
50 let quiet = ref true (* true = no decoration on - context, etc *)
52 let full_ids = ref false (* true = print rule name as well *)
55 force_newline
(); print_string
" "; open_box
0
58 close_box
(); force_newline
()
60 let print_option = Common.do_option
61 let print_between = Common.print_between
63 (* --------------------------------------------------------------------- *)
66 let meta_pos = function
67 Ast0.MetaPos
(name
,_
,_
) ->
69 let (_
,name
) = Ast0.unwrap_mcode name
in
71 | Ast0.NoMetaPos
-> ()
73 (* --------------------------------------------------------------------- *)
76 let mcodekind brackets fn x info mc
=
77 let print = function Ast.Noindent s
| Ast.Indent s
-> print_string s
in
78 List.iter
(function (s
,_
) -> print s
) info
.Ast0.strings_before
;
80 Ast0.MINUS
(plus_stream
) ->
86 Some x
-> ("[","]^"^
(string_of_int x
))
88 let (plus_stream
,_
) = !plus_stream
in
91 else (print_string
"-";
92 print_string lb
; fn x
; print_string rb
);
93 U.print_anything
">>> " plus_stream
94 | Ast0.CONTEXT
(plus_streams
) ->
100 Some x
-> ("[",("]^"^
(string_of_int x
))) | None
-> ("","") in
101 let (plus_streams
,t1
,t2
) = !plus_streams
in
104 print_string lb
; fn x
; print_string rb
)
106 | Ast0.PLUS _
-> print_int
(info
.Ast0.pos_info
.Ast0.column
); fn x
107 | Ast0.MIXED
(plus_streams
) ->
113 match brackets
with Some x
-> "^"^
(string_of_int x
) | None
-> "" in
115 let (plus_streams
,_
,_
) = !plus_streams
in
116 U.print_around
(function x
-> print_string lb
; fn x
; print_string rb
)
118 List.iter
(function (s
,_
) -> print s
) info
.Ast0.strings_after
120 let mcode fn
(x
,_
,info
,mc
,pos
,adj
) =
121 let fn x
= fn x
; meta_pos !pos
in
122 mcodekind (Some info
.Ast0.pos_info
.Ast0.line_start
)(*None*) fn x info mc
124 let print_context x
fn =
125 mcodekind (Some
(Ast0.get_line x
)) fn () (Ast0.get_info x
)
126 (Ast0.get_mcodekind x
)
128 let print_meta (ctx
,name
) =
130 then (print_string ctx
; print_string
":"));
133 (* --------------------------------------------------------------------- *)
134 (* --------------------------------------------------------------------- *)
137 let dots between
fn d
=
140 match Ast0.unwrap d
with
141 Ast0.DOTS
(l
) -> print_between between
fn l
142 | Ast0.CIRCLES
(l
) -> print_between between
fn l
143 | Ast0.STARS
(l
) -> print_between between
fn l
)
145 (* --------------------------------------------------------------------- *)
147 let print_types = function
151 Format.print_flush
();
152 print_between (function _
-> print_string
", ") Type_cocci.typeC ty
;
153 Format.print_flush
();
156 (* --------------------------------------------------------------------- *)
162 match Ast0.unwrap i
with
163 Ast0.Id
(name
) -> mcode print_string name
164 | Ast0.MetaId
(name
,_
,_
) -> mcode print_meta name
165 | Ast0.MetaFunc
(name
,_
,_
) -> mcode print_meta name
166 | Ast0.MetaLocalFunc
(name
,_
,_
) -> mcode print_meta name
167 | Ast0.OptIdent
(id
) -> print_string
"?"; ident id
168 | Ast0.UniqueIdent
(id
) -> print_string
"!"; ident id
)
170 (* --------------------------------------------------------------------- *)
173 let print_string_box s
= print_string s
; open_box
0
175 let rec expression e
=
176 print_option Type_cocci.typeC
(Ast0.get_type e
);
179 match Ast0.unwrap e
with
180 Ast0.Ident
(id
) -> ident id
181 | Ast0.Constant
(const
) -> mcode U.constant const
182 | Ast0.FunCall
(fn,lp
,args
,rp
) ->
183 expression fn; mcode print_string_box lp
;
184 let _ = dots (function _ -> ()) expression args
in
185 close_box
(); mcode print_string rp
186 | Ast0.Assignment
(left
,op
,right
,_) ->
187 expression left
; print_string
" "; mcode U.assignOp op
;
188 print_string
" "; expression right
189 | Ast0.CondExpr
(exp1
,why
,exp2
,colon
,exp3
) ->
190 expression exp1
; print_string
" "; mcode print_string why
;
191 print_option (function e
-> print_string
" "; expression e
) exp2
;
192 print_string
" "; mcode print_string colon
; expression exp3
193 | Ast0.Postfix
(exp
,op
) -> expression exp
; mcode U.fixOp op
194 | Ast0.Infix
(exp
,op
) -> mcode U.fixOp op
; expression exp
195 | Ast0.Unary
(exp
,op
) -> mcode U.unaryOp op
; expression exp
196 | Ast0.Binary
(left
,op
,right
) ->
198 expression left
; print_string
" "; mcode U.binaryOp op
;
199 print_string
" "; expression right
;
201 | Ast0.Nested
(left
,op
,right
) ->
203 expression left
; print_string
" "; mcode U.binaryOp op
;
204 print_string
" "; expression right
;
206 | Ast0.Paren
(lp
,exp
,rp
) ->
207 mcode print_string_box lp
; expression exp
; close_box
();
208 mcode print_string rp
209 | Ast0.ArrayAccess
(exp1
,lb
,exp2
,rb
) ->
210 expression exp1
; mcode print_string_box lb
; expression exp2
;
211 close_box
(); mcode print_string rb
212 | Ast0.RecordAccess
(exp
,pt
,field
) ->
213 expression exp
; mcode print_string pt
; ident field
214 | Ast0.RecordPtAccess
(exp
,ar
,field
) ->
215 expression exp
; mcode print_string ar
; ident field
216 | Ast0.Cast
(lp
,ty
,rp
,exp
) ->
217 mcode print_string_box lp
; typeC ty
; close_box
();
218 mcode print_string rp
; expression exp
219 | Ast0.SizeOfExpr
(szf
,exp
) ->
220 mcode print_string szf
; expression exp
221 | Ast0.SizeOfType
(szf
,lp
,ty
,rp
) ->
222 mcode print_string szf
;
223 mcode print_string_box lp
; typeC ty
; close_box
();
224 mcode print_string rp
225 | Ast0.TypeExp
(ty
) -> typeC ty
226 | Ast0.MetaErr
(name
,_,_) -> mcode print_meta name
227 | Ast0.MetaExpr
(name
,_,ty
,_,pure
) ->
228 mcode print_meta name
; print_types ty
(*;
231 Ast0.Pure -> print_string "pure"
232 | Ast0.Impure -> print_string "impure"
233 | Ast0.Context -> print_string "context"
234 | Ast0.PureContext -> print_string "pure_context")*)
235 | Ast0.MetaExprList
(name
,_,_) -> mcode print_meta name
236 | Ast0.EComma
(cm
) -> mcode print_string cm
; print_space
()
237 | Ast0.DisjExpr
(_,exp_list
,_,_) ->
238 print_string
"\n("; force_newline
();
240 (function _ -> print_string
"\n|"; force_newline
())
243 | Ast0.NestExpr
(starter
,expr_dots
,ender
,None
,multi
) ->
244 mcode print_string starter
;
245 start_block(); dots force_newline
expression expr_dots
; end_block();
246 mcode print_string ender
247 | Ast0.NestExpr
(starter
,expr_dots
,ender
,Some whencode
,multi
) ->
248 mcode print_string starter
; print_string
" WHEN != ";
250 start_block(); dots force_newline
expression expr_dots
; end_block();
251 mcode print_string ender
252 | Ast0.Edots
(dots,Some whencode
)
253 | Ast0.Ecircles
(dots,Some whencode
)
254 | Ast0.Estars
(dots,Some whencode
) ->
255 mcode print_string
dots; print_string
" WHEN != ";
257 | Ast0.Edots
(dots,None
)
258 | Ast0.Ecircles
(dots,None
)
259 | Ast0.Estars
(dots,None
) -> mcode print_string
dots
260 | Ast0.OptExp
(exp
) -> print_string
"?"; expression exp
261 | Ast0.UniqueExp
(exp
) -> print_string
"!"; expression exp
)
263 and expression_dots x
= dots (function _ -> ()) expression x
265 (* --------------------------------------------------------------------- *)
268 and print_function_pointer
(ty
,lp1
,star
,rp1
,lp2
,params
,rp2
) fn =
269 typeC ty
; mcode print_string lp1
; mcode print_string star
; fn();
270 mcode print_string rp1
; mcode print_string lp2
;
271 parameter_list params
; mcode print_string rp2
273 and print_function_type
(ty
,lp1
,params
,rp1
) fn =
274 print_option typeC ty
; fn(); mcode print_string lp1
;
275 parameter_list params
; mcode print_string rp1
280 match Ast0.unwrap t
with
281 Ast0.ConstVol
(cv
,ty
) ->
282 mcode U.const_vol cv
; print_string
" "; typeC ty
283 | Ast0.BaseType
(ty
,strings
) ->
284 List.iter
(function s
-> mcode print_string s
; print_string
" ")
286 | Ast0.Signed
(sgn
,ty
) -> mcode U.sign sgn
; print_option typeC ty
287 | Ast0.Pointer
(ty
,star
) -> typeC ty
; mcode print_string star
288 | Ast0.FunctionPointer
(ty
,lp1
,star
,rp1
,lp2
,params
,rp2
) ->
289 print_function_pointer
(ty
,lp1
,star
,rp1
,lp2
,params
,rp2
)
291 | Ast0.FunctionType
(ty
,lp1
,params
,rp1
) ->
292 print_function_type
(ty
,lp1
,params
,rp1
) (function _ -> ())
293 | Ast0.Array
(ty
,lb
,size
,rb
) ->
294 typeC ty
; mcode print_string lb
; print_option expression size
;
295 mcode print_string rb
296 | Ast0.EnumName
(kind
,name
) -> mcode print_string kind
; print_string
" ";
298 | Ast0.StructUnionName
(kind
,name
) ->
299 mcode U.structUnion kind
;
300 print_option (function x
-> ident x
; print_string
" ") name
301 | Ast0.StructUnionDef
(ty
,lb
,decls
,rb
) ->
302 typeC ty
; mcode print_string lb
;
303 dots force_newline declaration decls
;
304 mcode print_string rb
305 | Ast0.TypeName
(name
)-> mcode print_string name
; print_string
" "
306 | Ast0.MetaType
(name
,_)-> mcode print_meta name
; print_string
" "
307 | Ast0.DisjType
(lp
,types
,mids
,rp
) ->
308 print_string
"\n"; mcode print_string lp
; force_newline
();
310 (function _ -> print_string
"\n|"; force_newline
())
312 print_string
"\n"; mcode print_string rp
313 | Ast0.OptType
(ty
) -> print_string
"?"; typeC ty
314 | Ast0.UniqueType
(ty
) -> print_string
"!"; typeC ty
)
316 (* --------------------------------------------------------------------- *)
317 (* Variable declaration *)
318 (* Even if the Cocci program specifies a list of declarations, they are
319 split out into multiple declarations of a single variable each. *)
321 and print_named_type ty id
=
322 match Ast0.unwrap ty
with
323 Ast0.FunctionPointer
(ty
,lp1
,star
,rp1
,lp2
,params
,rp2
) ->
324 print_function_pointer
(ty
,lp1
,star
,rp1
,lp2
,params
,rp2
)
325 (function _ -> print_string
" "; ident id
)
326 | Ast0.FunctionType
(ty
,lp1
,params
,rp1
) ->
327 print_function_type
(ty
,lp1
,params
,rp1
)
328 (function _ -> print_string
" "; ident id
)
329 | Ast0.Array
(ty
,lb
,size
,rb
) ->
331 match Ast0.unwrap ty
with
332 Ast0.Array
(ty
,lb
,size
,rb
) ->
336 mcode print_string lb
;
337 print_option expression size
;
338 mcode print_string rb
)
339 | _ -> typeC ty
; ident id
; k
() in
340 loop ty
(function _ -> ())
341 | _ -> typeC ty
; ident id
346 match Ast0.unwrap d
with
347 Ast0.Init
(stg
,ty
,id
,eq
,ini
,sem
) ->
348 print_option (mcode U.storage
) stg
;
349 print_named_type ty id
;
351 mcode print_string eq
; print_string
" "; initialiser ini
;
352 mcode print_string sem
353 | Ast0.UnInit
(stg
,ty
,id
,sem
) ->
354 print_option (mcode U.storage
) stg
; print_named_type ty id
;
355 mcode print_string sem
356 | Ast0.MacroDecl
(name
,lp
,args
,rp
,sem
) ->
357 ident name
; mcode print_string_box lp
;
358 let _ = dots (function _ -> ()) expression args
in
359 close_box
(); mcode print_string rp
; mcode print_string sem
360 | Ast0.TyDecl
(ty
,sem
) -> typeC ty
; mcode print_string sem
361 | Ast0.Typedef
(stg
,ty
,id
,sem
) ->
362 mcode print_string stg
; typeC ty
; typeC id
;
363 mcode print_string sem
364 | Ast0.DisjDecl
(_,decls
,_,_) ->
365 print_string
"\n("; force_newline
();
367 (function _ -> print_string
"\n|"; force_newline
())
370 | Ast0.Ddots
(dots,Some whencode
) ->
371 mcode print_string
dots; print_string
" when != ";
373 | Ast0.Ddots
(dots,None
) -> mcode print_string
dots
374 | Ast0.OptDecl
(decl
) -> print_string
"?"; declaration decl
375 | Ast0.UniqueDecl
(decl
) -> print_string
"!"; declaration decl
)
377 and declaration_dots l
= dots (function _ -> ()) declaration l
379 (* --------------------------------------------------------------------- *)
385 match Ast0.unwrap i
with
386 Ast0.MetaInit
(name
,_)-> mcode print_meta name
; print_string
" "
387 | Ast0.InitExpr
(exp
) -> expression exp
388 | Ast0.InitList
(lb
,initlist
,rb
) ->
389 mcode print_string lb
; open_box
0;
390 let _ = dots (function _ -> ()) initialiser initlist
in
391 close_box
(); mcode print_string rb
392 | Ast0.InitGccExt
(designators
,eq
,ini
) ->
393 List.iter designator designators
; print_string
" ";
394 mcode print_string eq
; print_string
" "; initialiser ini
395 | Ast0.InitGccName
(name
,eq
,ini
) ->
396 ident name
; mcode print_string eq
; initialiser ini
397 | Ast0.IComma
(cm
) -> mcode print_string cm
; force_newline
()
398 | Ast0.Idots
(d
,Some whencode
) ->
399 mcode print_string d
; print_string
" WHEN != ";
401 | Ast0.Idots
(d
,None
) -> mcode print_string d
402 | Ast0.OptIni
(ini
) -> print_string
"?"; initialiser ini
403 | Ast0.UniqueIni
(ini
) -> print_string
"!"; initialiser ini
)
405 and designator
= function
406 Ast0.DesignatorField
(dot
,id
) -> mcode print_string dot
; ident id
407 | Ast0.DesignatorIndex
(lb
,exp
,rb
) ->
408 mcode print_string lb
; expression exp
; mcode print_string rb
409 | Ast0.DesignatorRange
(lb
,min
,dots,max
,rb
) ->
410 mcode print_string lb
; expression min
; mcode print_string
dots;
411 expression max
; mcode print_string rb
413 and initialiser_list l
= dots (function _ -> ()) initialiser l
415 (* --------------------------------------------------------------------- *)
418 and parameterTypeDef p
=
421 match Ast0.unwrap p
with
422 Ast0.VoidParam
(ty
) -> typeC ty
423 | Ast0.Param
(ty
,Some id
) -> print_named_type ty id
424 | Ast0.Param
(ty
,None
) -> typeC ty
425 | Ast0.MetaParam
(name
,_) -> mcode print_meta name
426 | Ast0.MetaParamList
(name
,_,_) -> mcode print_meta name
427 | Ast0.PComma
(cm
) -> mcode print_string cm
; print_space
()
428 | Ast0.Pdots
(dots) -> mcode print_string
dots
429 | Ast0.Pcircles
(dots) -> mcode print_string
dots
430 | Ast0.OptParam
(param
) -> print_string
"?"; parameterTypeDef param
431 | Ast0.UniqueParam
(param
) -> print_string
"!"; parameterTypeDef param
)
433 and parameter_list l
= dots (function _ -> ()) parameterTypeDef l
435 (* --------------------------------------------------------------------- *)
438 and statement arity s
=
441 match Ast0.unwrap s
with
442 Ast0.FunDecl
(_,fninfo
,name
,lp
,params
,rp
,lbrace
,body
,rbrace
) ->
444 List.iter print_fninfo fninfo
;
445 ident name
; mcode print_string_box lp
;
446 parameter_list params
; close_box
(); mcode print_string rp
;
448 print_string arity
; mcode print_string lbrace
; start_block();
449 dots force_newline
(statement arity
) body
;
450 end_block(); print_string arity
; mcode print_string rbrace
451 | Ast0.Decl
(_,decl
) -> print_string arity
; declaration decl
452 | Ast0.Seq
(lbrace
,body
,rbrace
) ->
453 print_string arity
; mcode print_string lbrace
; start_block();
454 dots force_newline
(statement arity
) body
;
455 end_block(); print_string arity
; mcode print_string rbrace
456 | Ast0.ExprStatement
(exp
,sem
) ->
457 print_string arity
; expression exp
; mcode print_string sem
458 | Ast0.IfThen
(iff
,lp
,exp
,rp
,branch1
,(info
,aft
)) ->
460 mcode print_string iff
; print_string
" "; mcode print_string_box lp
;
461 expression exp
; close_box
(); mcode print_string rp
; print_string
" ";
462 statement arity branch1
;
463 mcode (function _ -> ()) ((),(),info
,aft
,ref Ast0.NoMetaPos
,-1)
464 | Ast0.IfThenElse
(iff
,lp
,exp
,rp
,branch1
,els
,branch2
,(info
,aft
)) ->
466 mcode print_string iff
; print_string
" "; mcode print_string_box lp
;
467 expression exp
; close_box
(); mcode print_string rp
; print_string
" ";
468 statement arity branch1
;
469 print_string arity
; mcode print_string els
; print_string
" ";
470 statement arity branch2
;
471 mcode (function _ -> ()) ((),(),info
,aft
,ref Ast0.NoMetaPos
,-1)
472 | Ast0.While
(whl
,lp
,exp
,rp
,body
,(info
,aft
)) ->
474 mcode print_string whl
; print_string
" "; mcode print_string_box lp
;
475 expression exp
; close_box
(); mcode print_string rp
; print_string
" ";
476 statement arity body
;
477 mcode (function _ -> ()) ((),(),info
,aft
,ref Ast0.NoMetaPos
,-1)
478 | Ast0.Do
(d
,body
,whl
,lp
,exp
,rp
,sem
) ->
479 print_string arity
; mcode print_string d
; print_string
" ";
480 statement arity body
;
482 mcode print_string whl
; print_string
" "; mcode print_string_box lp
;
483 expression exp
; close_box
(); mcode print_string rp
;
484 mcode print_string sem
485 | Ast0.For
(fr
,lp
,e1
,sem1
,e2
,sem2
,e3
,rp
,body
,(info
,aft
)) ->
487 mcode print_string fr
; mcode print_string_box lp
;
488 print_option expression e1
; mcode print_string sem1
;
489 print_option expression e2
; mcode print_string sem2
;
490 print_option expression e3
; close_box
();
491 mcode print_string rp
; print_string
" "; statement arity body
;
492 mcode (function _ -> ()) ((),(),info
,aft
,ref Ast0.NoMetaPos
,-1)
493 | Ast0.Iterator
(nm
,lp
,args
,rp
,body
,(info
,aft
)) ->
495 ident nm
; print_string
" "; mcode print_string_box lp
;
496 let _ = dots (function _ -> ()) expression args
in
497 close_box
(); mcode print_string rp
; print_string
" ";
498 statement arity body
;
499 mcode (function _ -> ()) ((),(),info
,aft
,ref Ast0.NoMetaPos
,-1)
500 | Ast0.Switch
(switch
,lp
,exp
,rp
,lb
,decls
,cases
,rb
) ->
502 mcode print_string switch
; print_string
" ";
503 mcode print_string_box lp
; expression exp
; close_box
();
504 mcode print_string rp
; print_string
" "; mcode print_string lb
;
505 dots force_newline
(statement arity
) decls
;
506 dots force_newline
(case_line arity
) cases
;
507 mcode print_string rb
508 | Ast0.Break
(br
,sem
) ->
509 print_string arity
; mcode print_string br
; mcode print_string sem
510 | Ast0.Continue
(cont
,sem
) ->
511 print_string arity
; mcode print_string cont
; mcode print_string sem
512 | Ast0.Label
(l
,dd
) -> ident l
; print_string
":"
513 | Ast0.Goto
(goto
,l
,sem
) ->
514 mcode print_string goto
; ident l
; mcode print_string sem
515 | Ast0.Return
(ret
,sem
) ->
516 print_string arity
; mcode print_string ret
; mcode print_string sem
517 | Ast0.ReturnExpr
(ret
,exp
,sem
) ->
518 print_string arity
; mcode print_string ret
; print_string
" ";
519 expression exp
; mcode print_string sem
520 | Ast0.MetaStmt
(name
,pure
) ->
521 print_string arity
; mcode print_meta name
;(*
524 Ast0.Pure -> print_string "pure"
525 | Ast0.Impure -> print_string "impure"
526 | Ast0.Context -> print_string "context"
527 | Ast0.PureContext -> print_string "pure_context")*)
528 | Ast0.MetaStmtList
(name
,_) ->
529 print_string arity
; mcode print_meta name
530 | Ast0.Disj
(starter
,statement_dots_list
,_,ender
) ->
532 print_string
"\n"; mcode print_string starter
; force_newline
();
534 (function _ -> print_string
"\n|"; force_newline
())
535 (dots force_newline
(statement arity
))
537 print_string
"\n"; mcode print_string ender
538 | Ast0.Nest
(starter
,stmt_dots
,ender
,whn
,multi
) ->
540 mcode print_string starter
;
543 (whencode
(dots force_newline
(statement
"")) (statement
""))
547 dots force_newline
(statement arity
) stmt_dots
;
549 mcode print_string ender
550 | Ast0.Exp
(exp
) -> print_string arity
; expression exp
551 | Ast0.TopExp
(exp
) -> print_string arity
; expression exp
552 | Ast0.Ty
(ty
) -> print_string arity
; typeC ty
553 | Ast0.TopInit
(init
) -> initialiser init
554 | Ast0.Dots
(d
,whn
) | Ast0.Circles
(d
,whn
) | Ast0.Stars
(d
,whn
) ->
555 print_string arity
; mcode print_string d
;
557 (whencode
(dots force_newline
(statement
"")) (statement
""))
559 | Ast0.Include
(inc
,s
) ->
560 mcode print_string inc
; print_string
" "; mcode U.inc_file s
561 | Ast0.Define
(def
,id
,params
,body
) ->
562 mcode print_string def
; print_string
" "; ident id
;
563 print_define_parameters params
;
565 dots force_newline
(statement arity
) body
566 | Ast0.OptStm
(re
) -> statement
"?" re
567 | Ast0.UniqueStm
(re
) -> statement
"!" re
)
569 and print_define_parameters params
=
570 match Ast0.unwrap params
with
572 | Ast0.DParams
(lp
,params
,rp
) ->
573 mcode print_string lp
;
574 dots (function _ -> ()) print_define_param params
; mcode print_string rp
576 and print_define_param param
=
577 match Ast0.unwrap param
with
578 Ast0.DParam
(id
) -> ident id
579 | Ast0.DPComma
(comma
) -> mcode print_string comma
580 | Ast0.DPdots
(dots) -> mcode print_string
dots
581 | Ast0.DPcircles
(circles
) -> mcode print_string circles
582 | Ast0.OptDParam
(dp
) -> print_string
"?"; print_define_param dp
583 | Ast0.UniqueDParam
(dp
) -> print_string
"!"; print_define_param dp
585 and print_fninfo
= function
586 Ast0.FStorage
(stg
) -> mcode U.storage stg
587 | Ast0.FType
(ty
) -> typeC ty
588 | Ast0.FInline
(inline
) -> mcode print_string inline
589 | Ast0.FAttr
(attr
) -> mcode print_string attr
591 and whencode notfn alwaysfn
= function
593 print_string
" WHEN != "; open_box
0; notfn a
; close_box
()
594 | Ast0.WhenAlways a
->
595 print_string
" WHEN = "; open_box
0; alwaysfn a
; close_box
()
596 | Ast0.WhenModifier x
-> print_string
" WHEN "; U.print_when_modif x
597 | Ast0.WhenNotTrue a
->
598 print_string
" WHEN != TRUE "; open_box
0; expression a
; close_box
()
599 | Ast0.WhenNotFalse a
->
600 print_string
" WHEN != FALSE "; open_box
0; expression a
; close_box
()
602 and case_line arity c
=
605 match Ast0.unwrap c
with
606 Ast0.Default
(def
,colon
,code
) ->
608 mcode print_string def
; mcode print_string colon
; print_string
" ";
609 dots force_newline
(statement arity
) code
610 | Ast0.Case
(case
,exp
,colon
,code
) ->
612 mcode print_string case
; print_string
" "; expression exp
;
613 mcode print_string colon
; print_string
" ";
614 dots force_newline
(statement arity
) code
615 | Ast0.DisjCase
(starter
,case_lines
,mids
,ender
) ->
616 print_string
"\n("; force_newline
();
618 (function _ -> print_string
"\n|"; force_newline
())
619 (case_line arity
) case_lines
;
621 | Ast0.OptCase
(case
) -> case_line
"?" case
)
623 and statement_dots l
= dots (function _ -> ()) (statement
"") l
624 and case_dots l
= dots (function _ -> ()) (case_line
"") l
626 (* --------------------------------------------------------------------- *)
632 match Ast0.unwrap t
with
633 Ast0.FILEINFO
(old_file
,new_file
) ->
634 print_string
"--- "; mcode print_string old_file
; force_newline
();
635 print_string
"+++ "; mcode print_string new_file
636 | Ast0.DECL
(stmt
) -> statement
"" stmt
637 | Ast0.CODE
(stmt_dots
) ->
638 dots force_newline
(statement
"") stmt_dots
639 | Ast0.ERRORWORDS
(exps
) ->
640 print_string
"error words = [";
641 print_between (function _ -> print_string
", ") expression exps
;
644 print_string
"OTHER("; statement
"" s
; print_string
")")
647 print_between (function _ -> force_newline
(); force_newline
()) top_level
649 let unparse_anything x
=
653 Ast0.DotsExprTag
(d
) ->
654 print_string
"ExpDots:"; force_newline
();
656 | Ast0.DotsParamTag
(d
) ->
658 | Ast0.DotsInitTag
(d
) ->
660 | Ast0.DotsStmtTag
(d
) ->
661 print_string
"StmDots:"; force_newline
();
663 | Ast0.DotsDeclTag
(d
) ->
665 | Ast0.DotsCaseTag
(d
) ->
667 | Ast0.IdentTag
(d
) ->
669 | Ast0.ExprTag
(d
) | Ast0.ArgExprTag
(d
) | Ast0.TestExprTag
(d
) ->
670 print_string
"Exp:"; force_newline
();
672 | Ast0.TypeCTag
(d
) ->
674 | Ast0.ParamTag
(d
) ->
681 print_string
"Stm:"; force_newline
();
683 | Ast0.CaseLineTag
(d
) ->
687 | Ast0.IsoWhenTag
(x
) -> U.print_when_modif x
688 | Ast0.IsoWhenTTag
(e
) -> expression e
689 | Ast0.IsoWhenFTag
(e
) -> expression e
690 | Ast0.MetaPosTag
(var
) -> meta_pos var
);
695 print_string
"\n@@\n@@";
701 let unparse_to_string x
= Common.format_to_string
(function _ -> unparse x
)