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34e49164 C |
1 | open Common |
2 | ||
3 | (*****************************************************************************) | |
4 | (* mostly a copy paste of parsing_cocci/pretty_print_cocci.ml | |
5 | * todo?: try to factorize ? | |
6 | *) | |
7 | (*****************************************************************************) | |
8 | ||
9 | module Ast = Ast_cocci | |
10 | ||
11 | let term s = Ast.unwrap_mcode s | |
12 | ||
13 | (* or perhaps can have in plus, for instance a Disj, but those Disj must be | |
14 | * handled by interactive tool (by proposing alternatives) | |
15 | *) | |
16 | exception CantBeInPlus | |
17 | ||
18 | (*****************************************************************************) | |
19 | ||
20 | type pos = Before | After | InPlace | |
21 | ||
708f4980 C |
22 | let unknown = -1 |
23 | ||
24 | let rec pp_list_list_any | |
25 | (env, pr, pr_celem, pr_cspace, pr_space, pr_arity, pr_barrier, | |
26 | indent, unindent) | |
faf9a90c | 27 | generating xxs before = |
34e49164 C |
28 | |
29 | (* Just to be able to copy paste the code from pretty_print_cocci.ml. *) | |
708f4980 C |
30 | let print_string s line lcol = |
31 | let rcol = if lcol = unknown then unknown else lcol + (String.length s) in | |
32 | pr s line lcol rcol in | |
33 | let print_text s = pr s unknown unknown unknown in | |
34e49164 | 34 | let close_box _ = () in |
708f4980 | 35 | let force_newline () = print_text "\n" in |
34e49164 C |
36 | |
37 | let start_block () = force_newline(); indent() in | |
38 | let end_block () = unindent(); force_newline () in | |
39 | let print_string_box s = print_string s in | |
40 | ||
41 | let print_option = Common.do_option in | |
42 | let print_between = Common.print_between in | |
43 | ||
113803cf C |
44 | let outdent _ = () (* should go to leftmost col, does nothing now *) in |
45 | ||
46 | let pretty_print_c = | |
708f4980 | 47 | Pretty_print_c.pretty_print_c pr_celem pr_cspace |
113803cf C |
48 | force_newline indent outdent unindent in |
49 | ||
34e49164 | 50 | (* --------------------------------------------------------------------- *) |
faf9a90c | 51 | (* Only for make_hrule, print plus code, unbound metavariables *) |
34e49164 | 52 | |
faf9a90c C |
53 | (* avoid polyvariance problems *) |
54 | let anything : (Ast.anything -> unit) ref = ref (function _ -> ()) in | |
34e49164 | 55 | |
faf9a90c C |
56 | let rec print_anything = function |
57 | [] -> () | |
58 | | stream -> | |
59 | start_block(); | |
60 | print_between force_newline print_anything_list stream; | |
61 | end_block() | |
62 | ||
63 | and print_anything_list = function | |
34e49164 | 64 | [] -> () |
faf9a90c C |
65 | | [x] -> !anything x |
66 | | bef::((aft::_) as rest) -> | |
67 | !anything bef; | |
68 | let space = | |
69 | (match bef with | |
70 | Ast.Rule_elemTag(_) | Ast.AssignOpTag(_) | Ast.BinaryOpTag(_) | |
71 | | Ast.ArithOpTag(_) | Ast.LogicalOpTag(_) | |
72 | | Ast.Token("if",_) | Ast.Token("while",_) -> true | _ -> false) or | |
73 | (match aft with | |
74 | Ast.Rule_elemTag(_) | Ast.AssignOpTag(_) | Ast.BinaryOpTag(_) | |
75 | | Ast.ArithOpTag(_) | Ast.LogicalOpTag(_) | Ast.Token("{",_) -> true | |
76 | | _ -> false) in | |
708f4980 | 77 | if space then pr_space (); |
faf9a90c C |
78 | print_anything_list rest in |
79 | ||
80 | let print_around printer term = function | |
81 | Ast.NOTHING -> printer term | |
82 | | Ast.BEFORE(bef) -> print_anything bef; printer term | |
83 | | Ast.AFTER(aft) -> printer term; print_anything aft | |
84 | | Ast.BEFOREAFTER(bef,aft) -> | |
85 | print_anything bef; printer term; print_anything aft in | |
86 | ||
0708f913 | 87 | let print_string_befaft fn fn1 x info = |
708f4980 C |
88 | List.iter |
89 | (function (s,ln,col) -> fn1(); print_string s ln col; force_newline()) | |
faf9a90c C |
90 | info.Ast.strbef; |
91 | fn x; | |
708f4980 C |
92 | List.iter |
93 | (function (s,ln,col) -> force_newline(); fn1(); print_string s ln col) | |
faf9a90c C |
94 | info.Ast.straft in |
95 | ||
708f4980 | 96 | let print_meta (r,x) = print_text x in |
faf9a90c C |
97 | |
98 | let print_pos = function | |
99 | Ast.MetaPos(name,_,_,_,_) -> | |
100 | let name = Ast.unwrap_mcode name in | |
708f4980 | 101 | print_text "@"; print_meta name |
faf9a90c C |
102 | | _ -> () in |
103 | ||
104 | (* --------------------------------------------------------------------- *) | |
105 | ||
708f4980 C |
106 | let mcode fn (s,info,mc,pos) = |
107 | let line = info.Ast.line in | |
108 | let lcol = info.Ast.column in | |
109 | match (generating,mc) with | |
110 | (false,_) -> | |
faf9a90c C |
111 | (* printing for transformation *) |
112 | (* Here we don't care about the annotation on s. *) | |
0708f913 C |
113 | let print_comments lb comments = |
114 | List.fold_left | |
115 | (function line_before -> | |
116 | function (str,line,col) -> | |
117 | match line_before with | |
708f4980 C |
118 | None -> print_string str line col; Some line |
119 | | Some lb when line =|= lb -> | |
120 | print_string str line col; Some line | |
121 | | _ -> force_newline(); print_string str line col; Some line) | |
0708f913 C |
122 | lb comments in |
123 | let line_before = print_comments None info.Ast.strbef in | |
124 | (match line_before with | |
125 | None -> () | |
b1b2de81 | 126 | | Some lb when lb =|= info.Ast.line -> () |
708f4980 C |
127 | | _ -> force_newline()); |
128 | fn s line lcol; | |
0708f913 C |
129 | let _ = print_comments (Some info.Ast.line) info.Ast.straft in |
130 | () | |
faf9a90c | 131 | (* printing for rule generation *) |
708f4980 C |
132 | | (true, Ast.MINUS(_,_,_,plus_stream)) -> |
133 | force_newline(); | |
134 | print_text "- "; | |
135 | fn s line lcol; print_pos pos; | |
faf9a90c | 136 | print_anything plus_stream |
708f4980 C |
137 | | (true, Ast.CONTEXT(_,plus_streams)) -> |
138 | let fn s = force_newline(); fn s line lcol; print_pos pos in | |
139 | print_around fn s plus_streams | |
140 | | (true,Ast.PLUS) -> | |
141 | let fn s = | |
142 | force_newline(); print_text "+ "; fn s line lcol; print_pos pos in | |
143 | print_string_befaft fn (function _ -> print_text "+ ") s info | |
34e49164 C |
144 | in |
145 | ||
faf9a90c C |
146 | |
147 | (* --------------------------------------------------------------------- *) | |
148 | ||
149 | let handle_metavar name fn = | |
708f4980 C |
150 | let ((_,b) as s,info,mc,pos) = name in |
151 | let line = info.Ast.line in | |
152 | let lcol = info.Ast.column in | |
153 | match Common.optionise (fun () -> List.assoc s env) with | |
154 | None -> | |
faf9a90c C |
155 | let name_string (_,s) = s in |
156 | if generating | |
708f4980 C |
157 | then |
158 | mcode (function _ -> print_string (name_string s)) name | |
faf9a90c C |
159 | else |
160 | failwith | |
161 | (Printf.sprintf "SP line %d: Not found a value in env for: %s" | |
708f4980 | 162 | line (name_string s)) |
faf9a90c | 163 | | Some e -> |
708f4980 C |
164 | pr_barrier line lcol; |
165 | (if generating | |
166 | then | |
167 | (* call mcode to preserve the -+ annotation *) | |
168 | mcode (fun _ _ _ -> fn e) name | |
169 | else fn e); | |
170 | let rcol = if lcol = unknown then unknown else lcol + (String.length b) in | |
171 | pr_barrier line rcol | |
faf9a90c | 172 | in |
34e49164 C |
173 | (* --------------------------------------------------------------------- *) |
174 | let dots between fn d = | |
175 | match Ast.unwrap d with | |
176 | Ast.DOTS(l) -> print_between between fn l | |
177 | | Ast.CIRCLES(l) -> print_between between fn l | |
178 | | Ast.STARS(l) -> print_between between fn l | |
179 | in | |
180 | ||
faf9a90c C |
181 | let nest_dots multi fn f d = |
182 | let mo s = if multi then "<+"^s else "<"^s in | |
183 | let mc s = if multi then s^"+>" else s^">" in | |
184 | match Ast.unwrap d with | |
185 | Ast.DOTS(l) -> | |
708f4980 | 186 | print_text (mo "..."); f(); start_block(); |
faf9a90c | 187 | print_between force_newline fn l; |
708f4980 | 188 | end_block(); print_text (mc "...") |
faf9a90c | 189 | | Ast.CIRCLES(l) -> |
708f4980 | 190 | print_text (mo "ooo"); f(); start_block(); |
faf9a90c | 191 | print_between force_newline fn l; |
708f4980 | 192 | end_block(); print_text (mc "ooo") |
faf9a90c | 193 | | Ast.STARS(l) -> |
708f4980 | 194 | print_text (mo "***"); f(); start_block(); |
faf9a90c | 195 | print_between force_newline fn l; |
708f4980 | 196 | end_block(); print_text (mc "***") |
faf9a90c | 197 | in |
34e49164 C |
198 | |
199 | (* --------------------------------------------------------------------- *) | |
200 | (* Identifier *) | |
201 | ||
202 | let rec ident i = | |
203 | match Ast.unwrap i with | |
204 | Ast.Id(name) -> mcode print_string name | |
205 | | Ast.MetaId(name,_,_,_) -> | |
206 | handle_metavar name (function | |
708f4980 | 207 | | (Ast_c.MetaIdVal id) -> print_text id |
34e49164 C |
208 | | _ -> raise Impossible |
209 | ) | |
210 | | Ast.MetaFunc(name,_,_,_) -> | |
211 | handle_metavar name (function | |
708f4980 | 212 | | (Ast_c.MetaFuncVal id) -> print_text id |
34e49164 C |
213 | | _ -> raise Impossible |
214 | ) | |
215 | | Ast.MetaLocalFunc(name,_,_,_) -> | |
216 | handle_metavar name (function | |
708f4980 | 217 | | (Ast_c.MetaLocalFuncVal id) -> print_text id |
34e49164 C |
218 | | _ -> raise Impossible |
219 | ) | |
220 | ||
221 | | Ast.OptIdent(_) | Ast.UniqueIdent(_) -> | |
222 | raise CantBeInPlus | |
223 | ||
224 | in | |
225 | ||
226 | (* --------------------------------------------------------------------- *) | |
227 | (* Expression *) | |
228 | ||
faf9a90c | 229 | let print_disj_list fn l = |
708f4980 C |
230 | print_text "\n(\n"; |
231 | print_between (function _ -> print_text "\n|\n") fn l; | |
232 | print_text "\n)\n" in | |
faf9a90c | 233 | |
34e49164 C |
234 | let rec expression e = |
235 | match Ast.unwrap e with | |
236 | Ast.Ident(id) -> ident id | |
34e49164 C |
237 | | Ast.Constant(const) -> mcode constant const |
238 | | Ast.FunCall(fn,lp,args,rp) -> | |
239 | expression fn; mcode print_string_box lp; | |
240 | dots (function _ -> ()) expression args; | |
241 | close_box(); mcode print_string rp | |
242 | | Ast.Assignment(left,op,right,_) -> | |
708f4980 C |
243 | expression left; pr_space(); mcode assignOp op; |
244 | pr_space(); expression right | |
34e49164 | 245 | | Ast.CondExpr(exp1,why,exp2,colon,exp3) -> |
708f4980 C |
246 | expression exp1; pr_space(); mcode print_string why; |
247 | print_option (function e -> pr_space(); expression e) exp2; | |
248 | pr_space(); mcode print_string colon; expression exp3 | |
34e49164 C |
249 | | Ast.Postfix(exp,op) -> expression exp; mcode fixOp op |
250 | | Ast.Infix(exp,op) -> mcode fixOp op; expression exp | |
251 | | Ast.Unary(exp,op) -> mcode unaryOp op; expression exp | |
252 | | Ast.Binary(left,op,right) -> | |
708f4980 | 253 | expression left; pr_space(); mcode binaryOp op; pr_space(); |
34e49164 C |
254 | expression right |
255 | | Ast.Nested(left,op,right) -> failwith "nested only in minus code" | |
256 | | Ast.Paren(lp,exp,rp) -> | |
257 | mcode print_string_box lp; expression exp; close_box(); | |
258 | mcode print_string rp | |
259 | | Ast.ArrayAccess(exp1,lb,exp2,rb) -> | |
260 | expression exp1; mcode print_string_box lb; expression exp2; close_box(); | |
261 | mcode print_string rb | |
262 | | Ast.RecordAccess(exp,pt,field) -> | |
263 | expression exp; mcode print_string pt; ident field | |
264 | | Ast.RecordPtAccess(exp,ar,field) -> | |
265 | expression exp; mcode print_string ar; ident field | |
266 | | Ast.Cast(lp,ty,rp,exp) -> | |
267 | mcode print_string_box lp; fullType ty; close_box(); | |
268 | mcode print_string rp; expression exp | |
269 | | Ast.SizeOfExpr(sizeof,exp) -> | |
270 | mcode print_string sizeof; expression exp | |
271 | | Ast.SizeOfType(sizeof,lp,ty,rp) -> | |
272 | mcode print_string sizeof; | |
273 | mcode print_string_box lp; fullType ty; close_box(); | |
274 | mcode print_string rp | |
275 | | Ast.TypeExp(ty) -> fullType ty | |
276 | ||
277 | | Ast.MetaErr(name,_,_,_) -> | |
278 | failwith "metaErr not handled" | |
279 | ||
280 | | Ast.MetaExpr (name,_,_,_typedontcare,_formdontcare,_) -> | |
281 | handle_metavar name (function | |
282 | | Ast_c.MetaExprVal exp -> | |
113803cf | 283 | pretty_print_c.Pretty_print_c.expression exp |
34e49164 C |
284 | | _ -> raise Impossible |
285 | ) | |
286 | ||
287 | | Ast.MetaExprList (name,_,_,_) -> | |
faf9a90c C |
288 | handle_metavar name (function |
289 | | Ast_c.MetaExprListVal args -> | |
113803cf | 290 | pretty_print_c.Pretty_print_c.arg_list args |
faf9a90c C |
291 | | _ -> raise Impossible |
292 | ) | |
293 | ||
708f4980 | 294 | | Ast.EComma(cm) -> mcode print_string cm; pr_space() |
34e49164 | 295 | |
faf9a90c C |
296 | | Ast.DisjExpr(exp_list) -> |
297 | if generating | |
298 | then print_disj_list expression exp_list | |
299 | else raise CantBeInPlus | |
300 | | Ast.NestExpr(expr_dots,Some whencode,multi) when generating -> | |
301 | nest_dots multi expression | |
708f4980 | 302 | (function _ -> print_text " when != "; expression whencode) |
faf9a90c C |
303 | expr_dots |
304 | | Ast.NestExpr(expr_dots,None,multi) when generating -> | |
305 | nest_dots multi expression (function _ -> ()) expr_dots | |
306 | | Ast.NestExpr(_) -> raise CantBeInPlus | |
307 | | Ast.Edots(dots,Some whencode) | |
308 | | Ast.Ecircles(dots,Some whencode) | |
309 | | Ast.Estars(dots,Some whencode) -> | |
310 | if generating | |
311 | then | |
312 | (mcode print_string dots; | |
708f4980 | 313 | print_text " when != "; |
faf9a90c C |
314 | expression whencode) |
315 | else raise CantBeInPlus | |
316 | | Ast.Edots(dots,None) | |
317 | | Ast.Ecircles(dots,None) | |
318 | | Ast.Estars(dots,None) -> | |
319 | if generating | |
320 | then mcode print_string dots | |
321 | else raise CantBeInPlus | |
34e49164 C |
322 | |
323 | | Ast.OptExp(exp) | Ast.UniqueExp(exp) -> | |
324 | raise CantBeInPlus | |
325 | ||
326 | and unaryOp = function | |
327 | Ast.GetRef -> print_string "&" | |
328 | | Ast.DeRef -> print_string "*" | |
329 | | Ast.UnPlus -> print_string "+" | |
330 | | Ast.UnMinus -> print_string "-" | |
331 | | Ast.Tilde -> print_string "~" | |
332 | | Ast.Not -> print_string "!" | |
333 | ||
334 | and assignOp = function | |
335 | Ast.SimpleAssign -> print_string "=" | |
708f4980 C |
336 | | Ast.OpAssign(aop) -> |
337 | (function line -> function lcol -> | |
338 | arithOp aop line lcol; print_string "=" line lcol) | |
34e49164 C |
339 | |
340 | and fixOp = function | |
341 | Ast.Dec -> print_string "--" | |
342 | | Ast.Inc -> print_string "++" | |
343 | ||
344 | and binaryOp = function | |
345 | Ast.Arith(aop) -> arithOp aop | |
346 | | Ast.Logical(lop) -> logicalOp lop | |
347 | ||
348 | and arithOp = function | |
349 | Ast.Plus -> print_string "+" | |
350 | | Ast.Minus -> print_string "-" | |
351 | | Ast.Mul -> print_string "*" | |
352 | | Ast.Div -> print_string "/" | |
353 | | Ast.Mod -> print_string "%" | |
354 | | Ast.DecLeft -> print_string "<<" | |
355 | | Ast.DecRight -> print_string ">>" | |
356 | | Ast.And -> print_string "&" | |
357 | | Ast.Or -> print_string "|" | |
358 | | Ast.Xor -> print_string "^" | |
359 | ||
360 | and logicalOp = function | |
361 | Ast.Inf -> print_string "<" | |
362 | | Ast.Sup -> print_string ">" | |
363 | | Ast.InfEq -> print_string "<=" | |
364 | | Ast.SupEq -> print_string ">=" | |
365 | | Ast.Eq -> print_string "==" | |
366 | | Ast.NotEq -> print_string "!=" | |
367 | | Ast.AndLog -> print_string "&&" | |
368 | | Ast.OrLog -> print_string "||" | |
369 | ||
370 | and constant = function | |
708f4980 | 371 | Ast.String(s) -> print_string ("\""^s^"\"") |
34e49164 C |
372 | | Ast.Char(s) -> print_string s |
373 | | Ast.Int(s) -> print_string s | |
374 | | Ast.Float(s) -> print_string s | |
375 | ||
376 | (* --------------------------------------------------------------------- *) | |
377 | (* Types *) | |
378 | ||
379 | ||
380 | and fullType ft = | |
381 | match Ast.unwrap ft with | |
382 | Ast.Type(cv,ty) -> | |
113803cf | 383 | print_option (mcode const_vol) cv; |
34e49164 C |
384 | typeC ty |
385 | | Ast.DisjType _ -> failwith "can't be in plus" | |
386 | | Ast.OptType(_) | Ast.UniqueType(_) -> | |
387 | raise CantBeInPlus | |
388 | ||
389 | and print_function_pointer (ty,lp1,star,rp1,lp2,params,rp2) fn = | |
390 | fullType ty; mcode print_string lp1; mcode print_string star; fn(); | |
391 | mcode print_string rp1; mcode print_string lp1; | |
392 | parameter_list params; mcode print_string rp2 | |
393 | ||
394 | and print_function_type (ty,lp1,params,rp1) fn = | |
395 | print_option fullType ty; fn(); mcode print_string lp1; | |
396 | parameter_list params; mcode print_string rp1 | |
397 | ||
398 | and typeC ty = | |
399 | match Ast.unwrap ty with | |
faf9a90c C |
400 | Ast.BaseType(ty,strings) -> |
401 | print_between pr_space (mcode print_string) strings | |
402 | | Ast.SignedT(sgn,Some ty) -> mcode sign sgn; typeC ty | |
403 | | Ast.SignedT(sgn,None) -> mcode signns sgn | |
34e49164 C |
404 | | Ast.Pointer(ty,star) -> fullType ty; ft_space ty; mcode print_string star |
405 | | Ast.FunctionPointer(ty,lp1,star,rp1,lp2,params,rp2) -> | |
406 | print_function_pointer (ty,lp1,star,rp1,lp2,params,rp2) | |
407 | (function _ -> ()) | |
408 | | Ast.FunctionType (am,ty,lp1,params,rp1) -> | |
409 | print_function_type (ty,lp1,params,rp1) (function _ -> ()) | |
410 | | Ast.Array(ty,lb,size,rb) -> | |
411 | fullType ty; mcode print_string lb; print_option expression size; | |
412 | mcode print_string rb | |
708f4980 | 413 | | Ast.EnumName(kind,name) -> mcode print_string kind; pr_space(); |
faf9a90c | 414 | ident name |
34e49164 C |
415 | | Ast.StructUnionName(kind,name) -> |
416 | mcode structUnion kind; | |
417 | print_option ident name | |
418 | | Ast.StructUnionDef(ty,lb,decls,rb) -> | |
708f4980 | 419 | fullType ty; ft_space ty; |
34e49164 C |
420 | mcode print_string lb; |
421 | dots force_newline declaration decls; | |
422 | mcode print_string rb | |
423 | | Ast.TypeName(name)-> mcode print_string name | |
424 | | Ast.MetaType(name,_,_) -> | |
425 | handle_metavar name (function | |
426 | Ast_c.MetaTypeVal exp -> | |
113803cf | 427 | pretty_print_c.Pretty_print_c.ty exp |
34e49164 C |
428 | | _ -> raise Impossible) |
429 | ||
430 | and baseType = function | |
431 | Ast.VoidType -> print_string "void" | |
432 | | Ast.CharType -> print_string "char" | |
433 | | Ast.ShortType -> print_string "short" | |
434 | | Ast.IntType -> print_string "int" | |
435 | | Ast.DoubleType -> print_string "double" | |
436 | | Ast.FloatType -> print_string "float" | |
437 | | Ast.LongType -> print_string "long" | |
faf9a90c | 438 | | Ast.LongLongType -> print_string "long long" |
34e49164 C |
439 | |
440 | and structUnion = function | |
441 | Ast.Struct -> print_string "struct " | |
442 | | Ast.Union -> print_string "union " | |
443 | ||
444 | and sign = function | |
445 | Ast.Signed -> print_string "signed " | |
446 | | Ast.Unsigned -> print_string "unsigned " | |
447 | ||
448 | and signns = function (* no space, like a normal type *) | |
449 | Ast.Signed -> print_string "signed" | |
450 | | Ast.Unsigned -> print_string "unsigned" | |
451 | ||
452 | ||
453 | and const_vol = function | |
454 | Ast.Const -> print_string "const " | |
455 | | Ast.Volatile -> print_string "volatile " | |
456 | ||
457 | (* --------------------------------------------------------------------- *) | |
458 | (* Function declaration *) | |
459 | ||
460 | and storage = function | |
461 | Ast.Static -> print_string "static " | |
462 | | Ast.Auto -> print_string "auto " | |
463 | | Ast.Register -> print_string "register " | |
464 | | Ast.Extern -> print_string "extern " | |
465 | ||
466 | (* --------------------------------------------------------------------- *) | |
467 | (* Variable declaration *) | |
468 | ||
469 | and print_named_type ty id = | |
470 | match Ast.unwrap ty with | |
471 | Ast.Type(None,ty1) -> | |
472 | (match Ast.unwrap ty1 with | |
473 | Ast.FunctionPointer(ty,lp1,star,rp1,lp2,params,rp2) -> | |
474 | print_function_pointer (ty,lp1,star,rp1,lp2,params,rp2) | |
708f4980 | 475 | (function _ -> pr_space(); ident id) |
34e49164 C |
476 | | Ast.FunctionType(am,ty,lp1,params,rp1) -> |
477 | print_function_type (ty,lp1,params,rp1) | |
708f4980 | 478 | (function _ -> pr_space(); ident id) |
34e49164 C |
479 | | Ast.Array(_,_,_,_) -> |
480 | let rec loop ty k = | |
481 | match Ast.unwrap ty with | |
482 | Ast.Array(ty,lb,size,rb) -> | |
483 | (match Ast.unwrap ty with | |
484 | Ast.Type(None,ty) -> | |
485 | loop ty | |
486 | (function _ -> | |
487 | k (); | |
488 | mcode print_string lb; | |
489 | print_option expression size; | |
490 | mcode print_string rb) | |
491 | | _ -> failwith "complex array types not supported") | |
492 | | _ -> typeC ty; ty_space ty; ident id; k () in | |
493 | loop ty1 (function _ -> ()) | |
494 | (*| should have a case here for pointer to array or function type | |
495 | that would put ( * ) around the variable. This makes one wonder | |
496 | why we really need a special case for function pointer *) | |
497 | | _ -> fullType ty; ft_space ty; ident id) | |
498 | | _ -> fullType ty; ft_space ty; ident id | |
499 | ||
500 | and ty_space ty = | |
501 | match Ast.unwrap ty with | |
502 | Ast.Pointer(_,_) -> () | |
708f4980 | 503 | | _ -> pr_space() |
34e49164 C |
504 | |
505 | and ft_space ty = | |
506 | match Ast.unwrap ty with | |
507 | Ast.Type(cv,ty) -> | |
508 | (match Ast.unwrap ty with | |
509 | Ast.Pointer(_,_) -> () | |
708f4980 C |
510 | | _ -> pr_space()) |
511 | | _ -> pr_space() | |
34e49164 C |
512 | |
513 | and declaration d = | |
514 | match Ast.unwrap d with | |
515 | Ast.Init(stg,ty,id,eq,ini,sem) -> | |
516 | print_option (mcode storage) stg; | |
517 | print_named_type ty id; | |
708f4980 C |
518 | pr_space(); mcode print_string eq; |
519 | pr_space(); initialiser true ini; mcode print_string sem | |
34e49164 C |
520 | | Ast.UnInit(stg,ty,id,sem) -> |
521 | print_option (mcode storage) stg; | |
522 | print_named_type ty id; | |
523 | mcode print_string sem | |
524 | | Ast.MacroDecl(name,lp,args,rp,sem) -> | |
525 | ident name; mcode print_string_box lp; | |
526 | dots (function _ -> ()) expression args; | |
527 | close_box(); mcode print_string rp; mcode print_string sem | |
528 | | Ast.TyDecl(ty,sem) -> fullType ty; mcode print_string sem | |
529 | | Ast.Typedef(stg,ty,id,sem) -> | |
530 | mcode print_string stg; | |
531 | fullType ty; typeC id; | |
532 | mcode print_string sem | |
533 | | Ast.DisjDecl(_) | Ast.MetaDecl(_,_,_) -> raise CantBeInPlus | |
534 | | Ast.Ddots(_,_) -> raise CantBeInPlus | |
535 | | Ast.OptDecl(decl) | Ast.UniqueDecl(decl) -> | |
536 | raise CantBeInPlus | |
537 | ||
538 | (* --------------------------------------------------------------------- *) | |
539 | (* Initialiser *) | |
540 | ||
541 | and initialiser nlcomma i = | |
542 | match Ast.unwrap i with | |
113803cf C |
543 | Ast.MetaInit(name,_,_) -> |
544 | handle_metavar name (function | |
545 | Ast_c.MetaInitVal ini -> | |
546 | pretty_print_c.Pretty_print_c.init ini | |
547 | | _ -> raise Impossible) | |
548 | | Ast.InitExpr(exp) -> expression exp | |
34e49164 C |
549 | | Ast.InitList(lb,initlist,rb,[]) -> |
550 | mcode print_string lb; start_block(); | |
551 | (* awkward, because the comma is separate from the initialiser *) | |
552 | let rec loop = function | |
553 | [] -> () | |
554 | | [x] -> initialiser false x | |
555 | | x::xs -> initialiser nlcomma x; loop xs in | |
556 | loop initlist; | |
557 | end_block(); mcode print_string rb | |
558 | | Ast.InitList(lb,initlist,rb,_) -> failwith "unexpected whencode in plus" | |
113803cf | 559 | | Ast.InitGccExt(designators,eq,ini) -> |
708f4980 C |
560 | List.iter designator designators; pr_space(); |
561 | mcode print_string eq; pr_space(); initialiser nlcomma ini | |
34e49164 C |
562 | | Ast.InitGccName(name,eq,ini) -> |
563 | ident name; mcode print_string eq; initialiser nlcomma ini | |
34e49164 C |
564 | | Ast.IComma(comma) -> |
565 | mcode print_string comma; | |
566 | if nlcomma then force_newline() | |
567 | | Ast.OptIni(ini) | Ast.UniqueIni(ini) -> | |
568 | raise CantBeInPlus | |
569 | ||
113803cf C |
570 | and designator = function |
571 | Ast.DesignatorField(dot,id) -> mcode print_string dot; ident id | |
572 | | Ast.DesignatorIndex(lb,exp,rb) -> | |
573 | mcode print_string lb; expression exp; mcode print_string rb | |
574 | | Ast.DesignatorRange(lb,min,dots,max,rb) -> | |
575 | mcode print_string lb; expression min; mcode print_string dots; | |
576 | expression max; mcode print_string rb | |
577 | ||
34e49164 C |
578 | (* --------------------------------------------------------------------- *) |
579 | (* Parameter *) | |
580 | ||
581 | and parameterTypeDef p = | |
582 | match Ast.unwrap p with | |
583 | Ast.VoidParam(ty) -> fullType ty | |
584 | | Ast.Param(ty,Some id) -> print_named_type ty id | |
585 | | Ast.Param(ty,None) -> fullType ty | |
586 | ||
587 | | Ast.MetaParam(name,_,_) -> | |
588 | failwith "not handling MetaParam" | |
589 | | Ast.MetaParamList(name,_,_,_) -> | |
590 | failwith "not handling MetaParamList" | |
591 | ||
708f4980 | 592 | | Ast.PComma(cm) -> mcode print_string cm; pr_space() |
faf9a90c C |
593 | | Ast.Pdots(dots) | Ast.Pcircles(dots) when generating -> |
594 | mcode print_string dots | |
595 | | Ast.Pdots(dots) | Ast.Pcircles(dots) -> raise CantBeInPlus | |
34e49164 C |
596 | | Ast.OptParam(param) | Ast.UniqueParam(param) -> raise CantBeInPlus |
597 | ||
598 | and parameter_list l = dots (function _ -> ()) parameterTypeDef l | |
599 | in | |
600 | ||
601 | ||
602 | (* --------------------------------------------------------------------- *) | |
603 | (* CPP code *) | |
604 | ||
605 | let rec inc_file = function | |
606 | Ast.Local(elems) -> | |
708f4980 | 607 | print_string ("\""^(String.concat "/" (List.map inc_elem elems))^"\"") |
34e49164 | 608 | | Ast.NonLocal(elems) -> |
708f4980 | 609 | print_string ("<"^(String.concat "/" (List.map inc_elem elems))^">") |
34e49164 C |
610 | |
611 | and inc_elem = function | |
708f4980 C |
612 | Ast.IncPath s -> s |
613 | | Ast.IncDots -> "..." | |
34e49164 C |
614 | |
615 | (* --------------------------------------------------------------------- *) | |
616 | (* Top-level code *) | |
617 | ||
618 | and rule_elem arity re = | |
619 | match Ast.unwrap re with | |
620 | Ast.FunHeader(_,_,fninfo,name,lp,params,rp) -> | |
708f4980 | 621 | pr_arity arity; List.iter print_fninfo fninfo; |
34e49164 C |
622 | ident name; mcode print_string_box lp; |
623 | parameter_list params; close_box(); mcode print_string rp; | |
708f4980 C |
624 | pr_space() |
625 | | Ast.Decl(_,_,decl) -> pr_arity arity; declaration decl | |
34e49164 C |
626 | |
627 | | Ast.SeqStart(brace) -> | |
708f4980 | 628 | pr_arity arity; mcode print_string brace; start_block() |
34e49164 | 629 | | Ast.SeqEnd(brace) -> |
708f4980 | 630 | end_block(); pr_arity arity; mcode print_string brace |
34e49164 C |
631 | |
632 | | Ast.ExprStatement(exp,sem) -> | |
708f4980 | 633 | pr_arity arity; expression exp; mcode print_string sem |
34e49164 C |
634 | |
635 | | Ast.IfHeader(iff,lp,exp,rp) -> | |
708f4980 C |
636 | pr_arity arity; |
637 | mcode print_string iff; pr_space(); mcode print_string_box lp; | |
113803cf | 638 | expression exp; close_box(); mcode print_string rp |
34e49164 | 639 | | Ast.Else(els) -> |
708f4980 | 640 | pr_arity arity; mcode print_string els |
34e49164 C |
641 | |
642 | | Ast.WhileHeader(whl,lp,exp,rp) -> | |
708f4980 C |
643 | pr_arity arity; |
644 | mcode print_string whl; pr_space(); mcode print_string_box lp; | |
113803cf | 645 | expression exp; close_box(); mcode print_string rp |
34e49164 | 646 | | Ast.DoHeader(d) -> |
708f4980 | 647 | pr_arity arity; mcode print_string d |
34e49164 | 648 | | Ast.WhileTail(whl,lp,exp,rp,sem) -> |
708f4980 C |
649 | pr_arity arity; |
650 | mcode print_string whl; pr_space(); mcode print_string_box lp; | |
34e49164 C |
651 | expression exp; close_box(); mcode print_string rp; |
652 | mcode print_string sem | |
653 | | Ast.ForHeader(fr,lp,e1,sem1,e2,sem2,e3,rp) -> | |
708f4980 | 654 | pr_arity arity; |
34e49164 C |
655 | mcode print_string fr; mcode print_string_box lp; |
656 | print_option expression e1; mcode print_string sem1; | |
657 | print_option expression e2; mcode print_string sem2; | |
658 | print_option expression e3; close_box(); | |
113803cf | 659 | mcode print_string rp |
34e49164 | 660 | | Ast.IteratorHeader(nm,lp,args,rp) -> |
708f4980 C |
661 | pr_arity arity; |
662 | ident nm; pr_space(); mcode print_string_box lp; | |
34e49164 | 663 | dots (function _ -> ()) expression args; close_box(); |
113803cf | 664 | mcode print_string rp |
34e49164 C |
665 | |
666 | | Ast.SwitchHeader(switch,lp,exp,rp) -> | |
708f4980 C |
667 | pr_arity arity; |
668 | mcode print_string switch; pr_space(); mcode print_string_box lp; | |
113803cf | 669 | expression exp; close_box(); mcode print_string rp |
34e49164 C |
670 | |
671 | | Ast.Break(br,sem) -> | |
708f4980 | 672 | pr_arity arity; mcode print_string br; mcode print_string sem |
34e49164 | 673 | | Ast.Continue(cont,sem) -> |
708f4980 | 674 | pr_arity arity; mcode print_string cont; mcode print_string sem |
34e49164 C |
675 | | Ast.Label(l,dd) -> ident l; mcode print_string dd |
676 | | Ast.Goto(goto,l,sem) -> | |
677 | mcode print_string goto; ident l; mcode print_string sem | |
678 | | Ast.Return(ret,sem) -> | |
708f4980 | 679 | pr_arity arity; mcode print_string ret; |
34e49164 C |
680 | mcode print_string sem |
681 | | Ast.ReturnExpr(ret,exp,sem) -> | |
708f4980 | 682 | pr_arity arity; mcode print_string ret; pr_space(); |
34e49164 C |
683 | expression exp; mcode print_string sem |
684 | ||
708f4980 C |
685 | | Ast.Exp(exp) -> pr_arity arity; expression exp |
686 | | Ast.TopExp(exp) -> pr_arity arity; expression exp | |
687 | | Ast.Ty(ty) -> pr_arity arity; fullType ty | |
1be43e12 | 688 | | Ast.TopInit(init) -> initialiser false init |
34e49164 | 689 | | Ast.Include(inc,s) -> |
708f4980 | 690 | mcode print_string inc; print_text " "; mcode inc_file s |
34e49164 | 691 | | Ast.DefineHeader(def,id,params) -> |
708f4980 | 692 | mcode print_string def; pr_space(); ident id; |
34e49164 C |
693 | print_define_parameters params |
694 | | Ast.Default(def,colon) -> | |
708f4980 | 695 | mcode print_string def; mcode print_string colon; pr_space() |
34e49164 | 696 | | Ast.Case(case,exp,colon) -> |
708f4980 C |
697 | mcode print_string case; pr_space(); expression exp; |
698 | mcode print_string colon; pr_space() | |
faf9a90c C |
699 | | Ast.DisjRuleElem(res) -> |
700 | if generating | |
701 | then | |
708f4980 C |
702 | (pr_arity arity; print_text "\n(\n"; |
703 | print_between (function _ -> print_text "\n|\n") (rule_elem arity) | |
faf9a90c | 704 | res; |
708f4980 | 705 | print_text "\n)") |
faf9a90c | 706 | else raise CantBeInPlus |
34e49164 C |
707 | |
708 | | Ast.MetaRuleElem(name,_,_) -> | |
709 | raise Impossible | |
710 | ||
711 | | Ast.MetaStmt(name,_,_,_) -> | |
712 | handle_metavar name (function | |
113803cf C |
713 | | Ast_c.MetaStmtVal stm -> |
714 | pretty_print_c.Pretty_print_c.statement stm | |
34e49164 C |
715 | | _ -> raise Impossible |
716 | ) | |
717 | | Ast.MetaStmtList(name,_,_) -> | |
718 | failwith | |
719 | "MetaStmtList not supported (not even in ast_c metavars binding)" | |
720 | ||
721 | and print_define_parameters params = | |
722 | match Ast.unwrap params with | |
723 | Ast.NoParams -> () | |
724 | | Ast.DParams(lp,params,rp) -> | |
725 | mcode print_string lp; | |
726 | dots (function _ -> ()) print_define_param params; mcode print_string rp | |
727 | ||
728 | and print_define_param param = | |
729 | match Ast.unwrap param with | |
730 | Ast.DParam(id) -> ident id | |
731 | | Ast.DPComma(comma) -> mcode print_string comma | |
732 | | Ast.DPdots(dots) -> mcode print_string dots | |
733 | | Ast.DPcircles(circles) -> mcode print_string circles | |
708f4980 C |
734 | | Ast.OptDParam(dp) -> print_text "?"; print_define_param dp |
735 | | Ast.UniqueDParam(dp) -> print_text "!"; print_define_param dp | |
34e49164 C |
736 | |
737 | and print_fninfo = function | |
738 | Ast.FStorage(stg) -> mcode storage stg | |
739 | | Ast.FType(ty) -> fullType ty | |
708f4980 C |
740 | | Ast.FInline(inline) -> mcode print_string inline; pr_space() |
741 | | Ast.FAttr(attr) -> mcode print_string attr; pr_space() in | |
34e49164 | 742 | |
faf9a90c C |
743 | let indent_if_needed s f = |
744 | match Ast.unwrap s with | |
708f4980 | 745 | Ast.Seq(lbrace,body,rbrace) -> pr_space(); f() |
faf9a90c C |
746 | | _ -> |
747 | (*no newline at the end - someone else will do that*) | |
748 | start_block(); f(); unindent() in | |
749 | ||
34e49164 C |
750 | let rec statement arity s = |
751 | match Ast.unwrap s with | |
708f4980 | 752 | Ast.Seq(lbrace,body,rbrace) -> |
34e49164 | 753 | rule_elem arity lbrace; |
34e49164 C |
754 | dots force_newline (statement arity) body; |
755 | rule_elem arity rbrace | |
756 | ||
757 | | Ast.IfThen(header,branch,_) -> | |
faf9a90c C |
758 | rule_elem arity header; |
759 | indent_if_needed branch (function _ -> statement arity branch) | |
34e49164 | 760 | | Ast.IfThenElse(header,branch1,els,branch2,_) -> |
faf9a90c C |
761 | rule_elem arity header; |
762 | indent_if_needed branch1 (function _ -> statement arity branch1); | |
708f4980 | 763 | force_newline(); |
faf9a90c C |
764 | rule_elem arity els; |
765 | indent_if_needed branch2 (function _ -> statement arity branch2) | |
34e49164 | 766 | | Ast.While(header,body,_) -> |
faf9a90c C |
767 | rule_elem arity header; |
768 | indent_if_needed body (function _ -> statement arity body) | |
34e49164 | 769 | | Ast.Do(header,body,tail) -> |
faf9a90c C |
770 | rule_elem arity header; |
771 | indent_if_needed body (function _ -> statement arity body); | |
34e49164 C |
772 | rule_elem arity tail |
773 | | Ast.For(header,body,_) -> | |
faf9a90c C |
774 | rule_elem arity header; |
775 | indent_if_needed body (function _ -> statement arity body) | |
34e49164 | 776 | | Ast.Iterator(header,body,(_,_,_,aft)) -> |
faf9a90c C |
777 | rule_elem arity header; |
778 | indent_if_needed body (function _ -> statement arity body); | |
708f4980 | 779 | mcode (fun _ _ _ -> ()) ((),Ast.no_info,aft,Ast.NoMetaPos) |
34e49164 C |
780 | |
781 | | Ast.Switch(header,lb,cases,rb) -> | |
708f4980 | 782 | rule_elem arity header; pr_space(); rule_elem arity lb; |
34e49164 C |
783 | List.iter (function x -> case_line arity x; force_newline()) cases; |
784 | rule_elem arity rb | |
785 | ||
786 | | Ast.Atomic(re) -> rule_elem arity re | |
787 | ||
708f4980 | 788 | | Ast.FunDecl(header,lbrace,body,rbrace) -> |
34e49164 | 789 | rule_elem arity header; rule_elem arity lbrace; |
34e49164 C |
790 | dots force_newline (statement arity) body; rule_elem arity rbrace |
791 | ||
792 | | Ast.Define(header,body) -> | |
708f4980 | 793 | rule_elem arity header; pr_space(); |
34e49164 C |
794 | dots force_newline (statement arity) body |
795 | ||
faf9a90c C |
796 | | Ast.Disj([stmt_dots]) -> |
797 | if generating | |
798 | then | |
708f4980 | 799 | (pr_arity arity; |
faf9a90c C |
800 | dots force_newline (statement arity) stmt_dots) |
801 | else raise CantBeInPlus | |
802 | | Ast.Disj(stmt_dots_list) -> (* ignores newline directive for readability *) | |
803 | if generating | |
804 | then | |
708f4980 C |
805 | (pr_arity arity; print_text "\n(\n"; |
806 | print_between (function _ -> print_text "\n|\n") | |
faf9a90c C |
807 | (dots force_newline (statement arity)) |
808 | stmt_dots_list; | |
708f4980 | 809 | print_text "\n)") |
faf9a90c C |
810 | else raise CantBeInPlus |
811 | | Ast.Nest(stmt_dots,whn,multi,_,_) when generating -> | |
708f4980 | 812 | pr_arity arity; |
faf9a90c C |
813 | nest_dots multi (statement arity) |
814 | (function _ -> | |
815 | print_between force_newline | |
816 | (whencode (dots force_newline (statement "")) (statement "")) whn; | |
817 | force_newline()) | |
818 | stmt_dots | |
819 | | Ast.Nest(_) -> raise CantBeInPlus | |
820 | | Ast.Dots(d,whn,_,_) | Ast.Circles(d,whn,_,_) | Ast.Stars(d,whn,_,_) -> | |
821 | if generating | |
822 | then | |
708f4980 | 823 | (pr_arity arity; mcode print_string d; |
faf9a90c C |
824 | print_between force_newline |
825 | (whencode (dots force_newline (statement "")) (statement "")) whn; | |
826 | force_newline()) | |
827 | else raise CantBeInPlus | |
34e49164 C |
828 | |
829 | | Ast.OptStm(s) | Ast.UniqueStm(s) -> | |
830 | raise CantBeInPlus | |
831 | ||
faf9a90c C |
832 | and whencode notfn alwaysfn = function |
833 | Ast.WhenNot a -> | |
708f4980 | 834 | print_text " WHEN != "; notfn a |
faf9a90c | 835 | | Ast.WhenAlways a -> |
708f4980 C |
836 | print_text " WHEN = "; alwaysfn a |
837 | | Ast.WhenModifier x -> print_text " WHEN "; print_when_modif x | |
faf9a90c | 838 | | Ast.WhenNotTrue a -> |
708f4980 | 839 | print_text " WHEN != TRUE "; rule_elem "" a |
faf9a90c | 840 | | Ast.WhenNotFalse a -> |
708f4980 | 841 | print_text " WHEN != FALSE "; rule_elem "" a |
faf9a90c C |
842 | |
843 | and print_when_modif = function | |
708f4980 C |
844 | | Ast.WhenAny -> print_text "ANY" |
845 | | Ast.WhenStrict -> print_text "STRICT" | |
846 | | Ast.WhenForall -> print_text "FORALL" | |
847 | | Ast.WhenExists -> print_text "EXISTS" | |
faf9a90c | 848 | |
34e49164 C |
849 | and case_line arity c = |
850 | match Ast.unwrap c with | |
851 | Ast.CaseLine(header,code) -> | |
708f4980 | 852 | rule_elem arity header; pr_space(); |
34e49164 C |
853 | dots force_newline (statement arity) code |
854 | | Ast.OptCase(case) -> raise CantBeInPlus in | |
855 | ||
856 | let top_level t = | |
857 | match Ast.unwrap t with | |
858 | Ast.FILEINFO(old_file,new_file) -> raise CantBeInPlus | |
859 | | Ast.DECL(stmt) -> statement "" stmt | |
860 | | Ast.CODE(stmt_dots) -> dots force_newline (statement "") stmt_dots | |
861 | | Ast.ERRORWORDS(exps) -> raise CantBeInPlus | |
862 | in | |
863 | ||
864 | (* | |
865 | let rule = | |
866 | print_between (function _ -> force_newline(); force_newline()) top_level | |
867 | in | |
868 | *) | |
869 | ||
870 | let if_open_brace = function "{" -> true | _ -> false in | |
871 | ||
0708f913 | 872 | (* boolean result indicates whether an indent is needed *) |
34e49164 C |
873 | let rec pp_any = function |
874 | (* assert: normally there is only CONTEXT NOTHING tokens in any *) | |
875 | Ast.FullTypeTag(x) -> fullType x; false | |
708f4980 C |
876 | | Ast.BaseTypeTag(x) -> baseType x unknown unknown; false |
877 | | Ast.StructUnionTag(x) -> structUnion x unknown unknown; false | |
878 | | Ast.SignTag(x) -> sign x unknown unknown; false | |
34e49164 C |
879 | |
880 | | Ast.IdentTag(x) -> ident x; false | |
881 | ||
882 | | Ast.ExpressionTag(x) -> expression x; false | |
883 | ||
708f4980 C |
884 | | Ast.ConstantTag(x) -> constant x unknown unknown; false |
885 | | Ast.UnaryOpTag(x) -> unaryOp x unknown unknown; false | |
886 | | Ast.AssignOpTag(x) -> assignOp x unknown unknown; false | |
887 | | Ast.FixOpTag(x) -> fixOp x unknown unknown; false | |
888 | | Ast.BinaryOpTag(x) -> binaryOp x unknown unknown; false | |
889 | | Ast.ArithOpTag(x) -> arithOp x unknown unknown; false | |
890 | | Ast.LogicalOpTag(x) -> logicalOp x unknown unknown; false | |
34e49164 C |
891 | |
892 | | Ast.InitTag(x) -> initialiser false x; false | |
893 | | Ast.DeclarationTag(x) -> declaration x; false | |
894 | ||
708f4980 C |
895 | | Ast.StorageTag(x) -> storage x unknown unknown; false |
896 | | Ast.IncFileTag(x) -> inc_file x unknown unknown; false | |
34e49164 C |
897 | |
898 | | Ast.Rule_elemTag(x) -> rule_elem "" x; false | |
899 | | Ast.StatementTag(x) -> statement "" x; false | |
900 | | Ast.CaseLineTag(x) -> case_line "" x; false | |
901 | ||
708f4980 C |
902 | | Ast.ConstVolTag(x) -> const_vol x unknown unknown; false |
903 | | Ast.Pragma(xs) -> print_between force_newline print_text xs; false | |
904 | | Ast.Token(x,None) -> print_text x; if_open_brace x | |
34e49164 C |
905 | | Ast.Token(x,Some info) -> |
906 | mcode | |
708f4980 | 907 | (fun x line lcol -> |
34e49164 | 908 | (match x with |
708f4980 | 909 | "else" -> force_newline() |
34e49164 | 910 | | _ -> ()); |
708f4980 | 911 | print_string x line lcol; |
34e49164 | 912 | (match x with |
708f4980 | 913 | "else" -> pr_space() |
34e49164 | 914 | | _ -> ())) |
faf9a90c C |
915 | (let nomcodekind = Ast.CONTEXT(Ast.DontCarePos,Ast.NOTHING) in |
916 | (x,info,nomcodekind,Ast.NoMetaPos)); | |
34e49164 C |
917 | if_open_brace x |
918 | ||
919 | | Ast.Code(x) -> let _ = top_level x in false | |
920 | ||
921 | (* this is not '...', but a list of expr/statement/params, and | |
922 | normally there should be no '...' inside them *) | |
923 | | Ast.ExprDotsTag(x) -> dots (function _ -> ()) expression x; false | |
924 | | Ast.ParamDotsTag(x) -> parameter_list x; false | |
708f4980 C |
925 | | Ast.StmtDotsTag(x) -> dots force_newline (statement "") x; false |
926 | | Ast.DeclDotsTag(x) -> dots force_newline declaration x; false | |
34e49164 C |
927 | |
928 | | Ast.TypeCTag(x) -> typeC x; false | |
929 | | Ast.ParamTag(x) -> parameterTypeDef x; false | |
930 | | Ast.SgrepStartTag(x) -> failwith "unexpected start tag" | |
931 | | Ast.SgrepEndTag(x) -> failwith "unexpected end tag" | |
932 | in | |
933 | ||
faf9a90c C |
934 | anything := (function x -> let _ = pp_any x in ()); |
935 | ||
34e49164 C |
936 | (* todo? imitate what is in pretty_print_cocci ? *) |
937 | match xxs with | |
938 | [] -> () | |
939 | | x::xs -> | |
940 | (* for many tags, we must not do a newline before the first '+' *) | |
941 | let isfn s = | |
942 | match Ast.unwrap s with Ast.FunDecl _ -> true | _ -> false in | |
943 | let unindent_before = function | |
944 | (* need to get unindent before newline for } *) | |
945 | (Ast.Token ("}",_)::_) -> true | |
946 | | _ -> false in | |
947 | let prnl x = | |
948 | (if unindent_before x then unindent()); | |
708f4980 | 949 | force_newline() in |
34e49164 | 950 | let newline_before _ = |
b1b2de81 | 951 | if before =*= After |
34e49164 C |
952 | then |
953 | let hd = List.hd xxs in | |
954 | match hd with | |
708f4980 C |
955 | (Ast.StatementTag s::_) when isfn s -> |
956 | force_newline(); force_newline() | |
0708f913 | 957 | | (Ast.Pragma _::_) |
34e49164 C |
958 | | (Ast.Rule_elemTag _::_) | (Ast.StatementTag _::_) |
959 | | (Ast.InitTag _::_) | |
960 | | (Ast.DeclarationTag _::_) | (Ast.Token ("}",_)::_) -> prnl hd | |
961 | | _ -> () in | |
962 | let newline_after _ = | |
b1b2de81 | 963 | if before =*= Before |
34e49164 C |
964 | then |
965 | match List.rev(List.hd(List.rev xxs)) with | |
0708f913 | 966 | (Ast.StatementTag s::_) -> |
708f4980 C |
967 | (if isfn s then force_newline()); |
968 | force_newline() | |
0708f913 C |
969 | | (Ast.Pragma _::_) |
970 | | (Ast.Rule_elemTag _::_) | (Ast.InitTag _::_) | |
708f4980 C |
971 | | (Ast.DeclarationTag _::_) | (Ast.Token ("{",_)::_) -> |
972 | force_newline() | |
34e49164 C |
973 | | _ -> () in |
974 | (* print a newline at the beginning, if needed *) | |
975 | newline_before(); | |
976 | (* print a newline before each of the rest *) | |
977 | let rec loop leading_newline indent_needed = function | |
978 | [] -> () | |
979 | | x::xs -> | |
980 | (if leading_newline | |
981 | then | |
982 | match (indent_needed,unindent_before x) with | |
708f4980 C |
983 | (true,true) -> force_newline() |
984 | | (true,false) -> force_newline(); indent() | |
985 | | (false,true) -> unindent(); force_newline() | |
986 | | (false,false) -> force_newline()); | |
34e49164 C |
987 | let indent_needed = |
988 | List.fold_left (function indent_needed -> pp_any) false x in | |
989 | loop true indent_needed xs in | |
990 | loop false false (x::xs); | |
991 | (* print a newline at the end, if needed *) | |
992 | newline_after() | |
993 |