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34e49164 C |
1 | (* exports everything, used only by parser_cocci_menhir.mly *) |
2 | module Ast0 = Ast0_cocci | |
3 | module Ast = Ast_cocci | |
4 | ||
5 | (* types for metavariable tokens *) | |
6 | type info = Ast.meta_name * Ast0.pure * Data.clt | |
7 | type idinfo = Ast.meta_name * Data.iconstraints * Ast0.pure * Data.clt | |
8 | type expinfo = Ast.meta_name * Data.econstraints * Ast0.pure * Data.clt | |
9 | type tyinfo = Ast.meta_name * Ast0.typeC list * Ast0.pure * Data.clt | |
10 | type list_info = Ast.meta_name * Ast.meta_name option * Ast0.pure * Data.clt | |
951c7801 | 11 | type typed_expinfo = |
34e49164 C |
12 | Ast.meta_name * Data.econstraints * Ast0.pure * |
13 | Type_cocci.typeC list option * Data.clt | |
14 | type pos_info = Ast.meta_name * Data.pconstraints * Ast.meta_collect * Data.clt | |
15 | ||
16 | ||
17 | let get_option fn = function | |
18 | None -> None | |
19 | | Some x -> Some (fn x) | |
20 | ||
21 | let make_info line logical_line offset col strbef straft = | |
0708f913 C |
22 | let new_pos_info = |
23 | {Ast0.line_start = line; Ast0.line_end = line; | |
24 | Ast0.logical_start = logical_line; Ast0.logical_end = logical_line; | |
708f4980 | 25 | Ast0.column = col; Ast0.offset = offset; } in |
0708f913 | 26 | { Ast0.pos_info = new_pos_info; |
34e49164 C |
27 | Ast0.attachable_start = true; Ast0.attachable_end = true; |
28 | Ast0.mcode_start = []; Ast0.mcode_end = []; | |
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29 | Ast0.strings_before = strbef; Ast0.strings_after = straft; } |
30 | ||
31 | let clt2info (_,line,logical_line,offset,col,strbef,straft,pos) = | |
32 | make_info line logical_line offset col strbef straft | |
33 | ||
34 | let drop_bef (arity,line,lline,offset,col,strbef,straft,pos) = | |
35 | (arity,line,lline,offset,col,[],straft,pos) | |
36 | ||
37 | let drop_aft (arity,line,lline,offset,col,strbef,straft,pos) = | |
38 | (arity,line,lline,offset,col,strbef,[],pos) | |
39 | ||
7f004419 C |
40 | let drop_pos (arity,line,lline,offset,col,strbef,straft,pos) = |
41 | (arity,line,lline,offset,col,strbef,straft,Ast0.NoMetaPos) | |
42 | ||
34e49164 C |
43 | let clt2mcode str = function |
44 | (Data.MINUS,line,lline,offset,col,strbef,straft,pos) -> | |
45 | (str,Ast0.NONE,make_info line lline offset col strbef straft, | |
708f4980 | 46 | Ast0.MINUS(ref([],Ast0.default_token_info)),ref pos,-1) |
34e49164 C |
47 | | (Data.OPTMINUS,line,lline,offset,col,strbef,straft,pos) -> |
48 | (str,Ast0.OPT,make_info line lline offset col strbef straft, | |
708f4980 | 49 | Ast0.MINUS(ref([],Ast0.default_token_info)),ref pos,-1) |
34e49164 C |
50 | | (Data.UNIQUEMINUS,line,lline,offset,col,strbef,straft,pos) -> |
51 | (str,Ast0.UNIQUE,make_info line lline offset col strbef straft, | |
708f4980 | 52 | Ast0.MINUS(ref([],Ast0.default_token_info)),ref pos,-1) |
34e49164 | 53 | | (Data.PLUS,line,lline,offset,col,strbef,straft,pos) -> |
951c7801 C |
54 | (str,Ast0.NONE,make_info line lline offset col strbef straft, |
55 | Ast0.PLUS(Ast.ONE),ref pos,-1) | |
56 | | (Data.PLUSPLUS,line,lline,offset,col,strbef,straft,pos) -> | |
57 | (str,Ast0.NONE,make_info line lline offset col strbef straft, | |
58 | Ast0.PLUS(Ast.MANY),ref pos,-1) | |
34e49164 C |
59 | | (Data.CONTEXT,line,lline,offset,col,strbef,straft,pos) -> |
60 | (str,Ast0.NONE,make_info line lline offset col strbef straft, | |
61 | Ast0.CONTEXT(ref(Ast.NOTHING, | |
62 | Ast0.default_token_info,Ast0.default_token_info)), | |
708f4980 | 63 | ref pos,-1) |
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64 | | (Data.OPT,line,lline,offset,col,strbef,straft,pos) -> |
65 | (str,Ast0.OPT,make_info line lline offset col strbef straft, | |
66 | Ast0.CONTEXT(ref(Ast.NOTHING, | |
67 | Ast0.default_token_info,Ast0.default_token_info)), | |
708f4980 | 68 | ref pos,-1) |
34e49164 C |
69 | | (Data.UNIQUE,line,lline,offset,col,strbef,straft,pos) -> |
70 | (str,Ast0.UNIQUE,make_info line lline offset col strbef straft, | |
71 | Ast0.CONTEXT(ref(Ast.NOTHING, | |
72 | Ast0.default_token_info,Ast0.default_token_info)), | |
708f4980 | 73 | ref pos,-1) |
34e49164 C |
74 | |
75 | let id2name (name, clt) = name | |
76 | let id2clt (name, clt) = clt | |
77 | let id2mcode (name, clt) = clt2mcode name clt | |
78 | ||
79 | let mkdots str (dot,whencode) = | |
80 | match str with | |
81 | "..." -> Ast0.wrap(Ast0.Dots(clt2mcode str dot, whencode)) | |
82 | | "ooo" -> Ast0.wrap(Ast0.Circles(clt2mcode str dot, whencode)) | |
83 | | "***" -> Ast0.wrap(Ast0.Stars(clt2mcode str dot, whencode)) | |
84 | | _ -> failwith "cannot happen" | |
85 | ||
86 | let mkedots str (dot,whencode) = | |
87 | match str with | |
88 | "..." -> Ast0.wrap(Ast0.Edots(clt2mcode str dot, whencode)) | |
89 | | "ooo" -> Ast0.wrap(Ast0.Ecircles(clt2mcode str dot, whencode)) | |
90 | | "***" -> Ast0.wrap(Ast0.Estars(clt2mcode str dot, whencode)) | |
91 | | _ -> failwith "cannot happen" | |
92 | ||
93 | let mkdpdots str dot = | |
94 | match str with | |
95 | "..." -> Ast0.wrap(Ast0.DPdots(clt2mcode str dot)) | |
96 | | "ooo" -> Ast0.wrap(Ast0.DPcircles(clt2mcode str dot)) | |
97 | | _ -> failwith "cannot happen" | |
98 | ||
99 | let mkidots str (dot,whencode) = | |
100 | match str with | |
101 | "..." -> Ast0.wrap(Ast0.Idots(clt2mcode str dot, whencode)) | |
102 | | _ -> failwith "cannot happen" | |
103 | ||
104 | let mkddots str (dot,whencode) = | |
105 | match (str,whencode) with | |
106 | ("...",None) -> Ast0.wrap(Ast0.Ddots(clt2mcode str dot, None)) | |
107 | | ("...",Some [w]) -> Ast0.wrap(Ast0.Ddots(clt2mcode str dot, Some w)) | |
108 | | _ -> failwith "cannot happen" | |
109 | ||
110 | let mkpdots str dot = | |
111 | match str with | |
112 | "..." -> Ast0.wrap(Ast0.Pdots(clt2mcode str dot)) | |
113 | | "ooo" -> Ast0.wrap(Ast0.Pcircles(clt2mcode str dot)) | |
114 | | _ -> failwith "cannot happen" | |
115 | ||
116 | let arith_op ast_op left op right = | |
117 | Ast0.wrap | |
118 | (Ast0.Binary(left, clt2mcode (Ast.Arith ast_op) op, right)) | |
119 | ||
120 | let logic_op ast_op left op right = | |
121 | Ast0.wrap | |
122 | (Ast0.Binary(left, clt2mcode (Ast.Logical ast_op) op, right)) | |
123 | ||
124 | let make_cv cv ty = | |
125 | match cv with None -> ty | Some x -> Ast0.wrap (Ast0.ConstVol(x,ty)) | |
126 | ||
127 | let top_dots l = | |
128 | let circle x = | |
129 | match Ast0.unwrap x with Ast0.Circles(_) -> true | _ -> false in | |
130 | let star x = | |
131 | match Ast0.unwrap x with Ast0.Stars(_) -> true | _ -> false in | |
132 | if List.exists circle l | |
133 | then Ast0.wrap(Ast0.CIRCLES(l)) | |
134 | else | |
135 | if List.exists star l | |
136 | then Ast0.wrap(Ast0.STARS(l)) | |
137 | else Ast0.wrap(Ast0.DOTS(l)) | |
138 | ||
139 | (* here the offset is that of the first in the sequence of *s, not that of | |
140 | each * individually *) | |
141 | let pointerify ty m = | |
142 | List.fold_left | |
143 | (function inner -> | |
144 | function cur -> | |
145 | Ast0.wrap(Ast0.Pointer(inner,clt2mcode "*" cur))) | |
146 | ty m | |
147 | ||
148 | let ty_pointerify ty m = | |
149 | List.fold_left | |
150 | (function inner -> function cur -> Type_cocci.Pointer(inner)) | |
151 | ty m | |
152 | ||
153 | (* Left is <=>, Right is =>. Collect <=>s. *) | |
154 | (* The parser should have done this, with precedences. But whatever... *) | |
155 | let iso_adjust fn first rest = | |
156 | let rec loop = function | |
157 | [] -> [[]] | |
158 | | (Common.Left x)::rest -> | |
159 | (match loop rest with | |
160 | front::after -> (fn x::front)::after | |
161 | | _ -> failwith "not possible") | |
162 | | (Common.Right x)::rest -> | |
163 | (match loop rest with | |
164 | front::after -> []::(fn x::front)::after | |
165 | | _ -> failwith "not possible") in | |
166 | match loop rest with | |
167 | front::after -> (fn first::front)::after | |
168 | | _ -> failwith "not possible" | |
169 | ||
170 | let check_meta tok = | |
171 | let lookup rule name = | |
172 | try | |
173 | let info = Hashtbl.find Data.all_metadecls rule in | |
174 | List.find (function mv -> Ast.get_meta_name mv = (rule,name)) info | |
175 | with | |
176 | Not_found -> | |
177 | raise | |
178 | (Semantic_cocci.Semantic | |
179 | ("bad rule "^rule^" or bad variable "^name)) in | |
180 | match tok with | |
181 | Ast.MetaIdDecl(Ast.NONE,(rule,name)) -> | |
182 | (match lookup rule name with | |
183 | Ast.MetaIdDecl(_,_) | Ast.MetaFreshIdDecl(_,_) -> () | |
184 | | _ -> | |
185 | raise | |
186 | (Semantic_cocci.Semantic | |
187 | ("incompatible inheritance declaration "^name))) | |
b1b2de81 | 188 | | Ast.MetaFreshIdDecl((rule,name),seed) -> |
34e49164 C |
189 | raise |
190 | (Semantic_cocci.Semantic | |
191 | "can't inherit the freshness of an identifier") | |
192 | | Ast.MetaListlenDecl((rule,name)) -> | |
193 | (match lookup rule name with | |
194 | Ast.MetaListlenDecl(_) -> () | |
195 | | _ -> | |
196 | raise | |
197 | (Semantic_cocci.Semantic | |
198 | ("incompatible inheritance declaration "^name))) | |
199 | | Ast.MetaTypeDecl(Ast.NONE,(rule,name)) -> | |
200 | (match lookup rule name with | |
201 | Ast.MetaTypeDecl(_,_) -> () | |
202 | | _ -> | |
203 | raise | |
204 | (Semantic_cocci.Semantic | |
205 | ("incompatible inheritance declaration "^name))) | |
113803cf C |
206 | | Ast.MetaInitDecl(Ast.NONE,(rule,name)) -> |
207 | (match lookup rule name with | |
208 | Ast.MetaInitDecl(_,_) -> () | |
209 | | _ -> | |
210 | raise | |
211 | (Semantic_cocci.Semantic | |
212 | ("incompatible inheritance declaration "^name))) | |
34e49164 C |
213 | | Ast.MetaParamDecl(Ast.NONE,(rule,name)) -> |
214 | (match lookup rule name with | |
215 | Ast.MetaParamDecl(_,_) -> () | |
216 | | _ -> | |
217 | raise | |
218 | (Semantic_cocci.Semantic | |
219 | ("incompatible inheritance declaration "^name))) | |
220 | | Ast.MetaParamListDecl(Ast.NONE,(rule,name),len_name) -> | |
221 | (match lookup rule name with | |
222 | Ast.MetaParamListDecl(_,_,_) -> () | |
223 | | _ -> | |
224 | raise | |
225 | (Semantic_cocci.Semantic | |
226 | ("incompatible inheritance declaration "^name))) | |
227 | | Ast.MetaErrDecl(Ast.NONE,(rule,name)) -> | |
228 | (match lookup rule name with | |
229 | Ast.MetaErrDecl(_,_) -> () | |
230 | | _ -> | |
231 | raise | |
232 | (Semantic_cocci.Semantic | |
233 | ("incompatible inheritance declaration "^name))) | |
234 | | Ast.MetaExpDecl(Ast.NONE,(rule,name),ty) -> | |
235 | (match lookup rule name with | |
236 | Ast.MetaExpDecl(_,_,ty1) when ty = ty1 -> () | |
237 | | _ -> | |
238 | raise | |
239 | (Semantic_cocci.Semantic | |
240 | ("incompatible inheritance declaration "^name))) | |
241 | | Ast.MetaIdExpDecl(Ast.NONE,(rule,name),ty) -> | |
242 | (match lookup rule name with | |
243 | Ast.MetaIdExpDecl(_,_,ty1) when ty = ty1 -> () | |
244 | | _ -> | |
245 | raise | |
246 | (Semantic_cocci.Semantic | |
247 | ("incompatible inheritance declaration "^name))) | |
248 | | Ast.MetaLocalIdExpDecl(Ast.NONE,(rule,name),ty) -> | |
249 | (match lookup rule name with | |
250 | Ast.MetaLocalIdExpDecl(_,_,ty1) when ty = ty1 -> () | |
251 | | _ -> | |
252 | raise | |
253 | (Semantic_cocci.Semantic | |
254 | ("incompatible inheritance declaration "^name))) | |
255 | | Ast.MetaExpListDecl(Ast.NONE,(rule,name),len_name) -> | |
256 | (match lookup rule name with | |
257 | Ast.MetaExpListDecl(_,_,_) -> () | |
faf9a90c | 258 | | Ast.MetaParamListDecl(_,_,_) when not (!Flag.make_hrule = None) -> () |
34e49164 C |
259 | | _ -> |
260 | raise | |
261 | (Semantic_cocci.Semantic | |
262 | ("incompatible inheritance declaration "^name))) | |
263 | | Ast.MetaStmDecl(Ast.NONE,(rule,name)) -> | |
264 | (match lookup rule name with | |
265 | Ast.MetaStmDecl(_,_) -> () | |
266 | | _ -> | |
267 | raise | |
268 | (Semantic_cocci.Semantic | |
269 | ("incompatible inheritance declaration "^name))) | |
270 | | Ast.MetaStmListDecl(Ast.NONE,(rule,name)) -> | |
271 | (match lookup rule name with | |
272 | Ast.MetaStmListDecl(_,_) -> () | |
273 | | _ -> | |
274 | raise | |
275 | (Semantic_cocci.Semantic | |
276 | ("incompatible inheritance declaration "^name))) | |
277 | | Ast.MetaFuncDecl(Ast.NONE,(rule,name)) -> | |
278 | (match lookup rule name with | |
279 | Ast.MetaFuncDecl(_,_) -> () | |
280 | | _ -> | |
281 | raise | |
282 | (Semantic_cocci.Semantic | |
283 | ("incompatible inheritance declaration "^name))) | |
284 | | Ast.MetaLocalFuncDecl(Ast.NONE,(rule,name)) -> | |
285 | (match lookup rule name with | |
286 | Ast.MetaLocalFuncDecl(_,_) -> () | |
287 | | _ -> | |
288 | raise | |
289 | (Semantic_cocci.Semantic | |
290 | ("incompatible inheritance declaration "^name))) | |
291 | | Ast.MetaConstDecl(Ast.NONE,(rule,name),ty) -> | |
292 | (match lookup rule name with | |
293 | Ast.MetaConstDecl(_,_,ty1) when ty = ty1 -> () | |
294 | | _ -> | |
295 | raise | |
296 | (Semantic_cocci.Semantic | |
297 | ("incompatible inheritance declaration "^name))) | |
298 | | Ast.MetaPosDecl(Ast.NONE,(rule,name)) -> | |
299 | (match lookup rule name with | |
300 | Ast.MetaPosDecl(_,_) -> | |
301 | if not (List.mem rule !Data.inheritable_positions) | |
302 | then | |
303 | raise | |
304 | (Semantic_cocci.Semantic | |
305 | ("position cannot be inherited over modifications: "^name)) | |
306 | | _ -> | |
307 | raise | |
308 | (Semantic_cocci.Semantic | |
309 | ("incompatible inheritance declaration "^name))) | |
310 | | _ -> | |
311 | raise | |
312 | (Semantic_cocci.Semantic ("arity not allowed on imported declaration")) | |
313 | ||
314 | let create_metadec ar ispure kindfn ids current_rule = | |
315 | List.concat | |
316 | (List.map | |
317 | (function (rule,nm) -> | |
318 | let (rule,checker) = | |
319 | match rule with | |
320 | None -> ((current_rule,nm),function x -> [Common.Left x]) | |
321 | | Some rule -> | |
322 | ((rule,nm), | |
323 | function x -> check_meta x; [Common.Right x]) in | |
324 | kindfn ar rule ispure checker) | |
325 | ids) | |
326 | ||
b1b2de81 C |
327 | let create_fresh_metadec kindfn ids current_rule = |
328 | List.concat | |
329 | (List.map | |
330 | (function ((rule,nm),seed) -> | |
331 | let (rule,checker) = | |
332 | match rule with | |
333 | None -> ((current_rule,nm),function x -> [Common.Left x]) | |
334 | | Some rule -> | |
335 | ((rule,nm), | |
336 | function x -> check_meta x; [Common.Right x]) in | |
337 | kindfn rule checker seed) | |
338 | ids) | |
339 | ||
951c7801 | 340 | let create_metadec_with_constraints ar ispure kindfn ids current_rule = |
34e49164 C |
341 | List.concat |
342 | (List.map | |
343 | (function ((rule,nm),constraints) -> | |
344 | let (rule,checker) = | |
345 | match rule with | |
951c7801 C |
346 | None -> ((current_rule,nm),function x -> [Common.Left x]) |
347 | | Some rule -> | |
348 | ((rule,nm), | |
349 | function x -> check_meta x; [Common.Right x]) in | |
350 | kindfn ar rule ispure checker constraints) | |
34e49164 C |
351 | ids) |
352 | ||
353 | let create_metadec_ty ar ispure kindfn ids current_rule = | |
354 | List.concat | |
355 | (List.map | |
356 | (function ((rule,nm),constraints) -> | |
357 | let (rule,checker) = | |
358 | match rule with | |
359 | None -> ((current_rule,nm),function x -> [Common.Left x]) | |
360 | | Some rule -> | |
361 | ((rule,nm), | |
362 | function x -> check_meta x; [Common.Right x]) in | |
363 | kindfn ar rule ispure checker constraints) | |
364 | ids) | |
365 | ||
366 | let create_len_metadec ar ispure kindfn lenid ids current_rule = | |
367 | let lendec = | |
368 | create_metadec Ast.NONE Ast0.Impure | |
369 | (fun _ name _ check_meta -> check_meta(Ast.MetaListlenDecl(name))) | |
370 | [lenid] current_rule in | |
371 | let lenname = | |
372 | match lendec with | |
373 | [Common.Left (Ast.MetaListlenDecl(x))] -> x | |
374 | | [Common.Right (Ast.MetaListlenDecl(x))] -> x | |
375 | | _ -> failwith "unexpected length declaration" in | |
376 | lendec@(create_metadec ar ispure (kindfn lenname) ids current_rule) | |
377 | ||
378 | (* ---------------------------------------------------------------------- *) | |
379 | ||
380 | let str2inc s = | |
381 | let elements = Str.split (Str.regexp "/") s in | |
382 | List.map (function "..." -> Ast.IncDots | s -> Ast.IncPath s) elements | |
383 | ||
384 | (* ---------------------------------------------------------------------- *) | |
385 | (* statements *) | |
386 | ||
387 | let meta_stm name = | |
388 | let (nm,pure,clt) = name in | |
389 | Ast0.wrap(Ast0.MetaStmt(clt2mcode nm clt,pure)) | |
390 | ||
391 | let exp_stm exp pv = | |
392 | Ast0.wrap(Ast0.ExprStatement (exp, clt2mcode ";" pv)) | |
393 | ||
394 | let ifthen iff lp tst rp thn = | |
395 | Ast0.wrap(Ast0.IfThen(clt2mcode "if" iff, | |
396 | clt2mcode "(" lp,tst,clt2mcode ")" rp,thn, | |
397 | (Ast0.default_info(),Ast0.context_befaft()))) | |
398 | ||
399 | let ifthenelse iff lp tst rp thn e els = | |
400 | Ast0.wrap(Ast0.IfThenElse(clt2mcode "if" iff, | |
401 | clt2mcode "(" lp,tst,clt2mcode ")" rp,thn, | |
402 | clt2mcode "else" e,els, | |
403 | (Ast0.default_info(),Ast0.context_befaft()))) | |
404 | ||
405 | let forloop fr lp e1 sc1 e2 sc2 e3 rp s = | |
406 | Ast0.wrap(Ast0.For(clt2mcode "for" fr,clt2mcode "(" lp,e1, | |
407 | clt2mcode ";" sc1,e2, | |
408 | clt2mcode ";" sc2,e3,clt2mcode ")" rp,s, | |
409 | (Ast0.default_info(),Ast0.context_befaft()))) | |
410 | ||
411 | let whileloop w lp e rp s = | |
412 | Ast0.wrap(Ast0.While(clt2mcode "while" w,clt2mcode "(" lp, | |
413 | e,clt2mcode ")" rp,s, | |
414 | (Ast0.default_info(),Ast0.context_befaft()))) | |
415 | ||
416 | let doloop d s w lp e rp pv = | |
417 | Ast0.wrap(Ast0.Do(clt2mcode "do" d,s,clt2mcode "while" w, | |
418 | clt2mcode "(" lp,e,clt2mcode ")" rp, | |
419 | clt2mcode ";" pv)) | |
420 | ||
421 | let iterator i lp e rp s = | |
422 | Ast0.wrap(Ast0.Iterator(i,clt2mcode "(" lp,e,clt2mcode ")" rp,s, | |
423 | (Ast0.default_info(),Ast0.context_befaft()))) | |
424 | ||
fc1ad971 C |
425 | let switch s lp e rp lb d c rb = |
426 | let d = | |
427 | List.map | |
428 | (function d -> | |
429 | Ast0.wrap(Ast0.Decl((Ast0.default_info(),Ast0.context_befaft()),d))) | |
430 | d in | |
34e49164 C |
431 | Ast0.wrap(Ast0.Switch(clt2mcode "switch" s,clt2mcode "(" lp,e, |
432 | clt2mcode ")" rp,clt2mcode "{" lb, | |
fc1ad971 | 433 | Ast0.wrap(Ast0.DOTS(d)), |
34e49164 C |
434 | Ast0.wrap(Ast0.DOTS(c)),clt2mcode "}" rb)) |
435 | ||
436 | let ret_exp r e pv = | |
437 | Ast0.wrap(Ast0.ReturnExpr(clt2mcode "return" r,e,clt2mcode ";" pv)) | |
438 | ||
439 | let ret r pv = | |
440 | Ast0.wrap(Ast0.Return(clt2mcode "return" r,clt2mcode ";" pv)) | |
441 | ||
442 | let break b pv = | |
443 | Ast0.wrap(Ast0.Break(clt2mcode "break" b,clt2mcode ";" pv)) | |
444 | ||
445 | let cont c pv = | |
446 | Ast0.wrap(Ast0.Continue(clt2mcode "continue" c,clt2mcode ";" pv)) | |
447 | ||
448 | let label i dd = | |
449 | Ast0.wrap(Ast0.Label(i,clt2mcode ":" dd)) | |
450 | ||
451 | let goto g i pv = | |
452 | Ast0.wrap(Ast0.Goto(clt2mcode "goto" g,i,clt2mcode ";" pv)) | |
453 | ||
454 | let seq lb s rb = | |
455 | Ast0.wrap(Ast0.Seq(clt2mcode "{" lb,s,clt2mcode "}" rb)) | |
456 | ||
457 | (* ---------------------------------------------------------------------- *) | |
458 | ||
459 | let make_iso_rule_name_result n = | |
460 | (try let _ = Hashtbl.find Data.all_metadecls n in | |
461 | raise (Semantic_cocci.Semantic ("repeated rule name")) | |
462 | with Not_found -> ()); | |
463 | Ast.CocciRulename (Some n,Ast.NoDep,[],[],Ast.Undetermined,false (*discarded*)) | |
464 | ||
465 | let make_cocci_rule_name_result nm d i a e ee = | |
466 | match nm with | |
467 | Some nm -> | |
468 | let n = id2name nm in | |
469 | (try let _ = Hashtbl.find Data.all_metadecls n in | |
470 | raise (Semantic_cocci.Semantic ("repeated rule name")) | |
471 | with Not_found -> ()); | |
472 | Ast.CocciRulename (Some n,d,i,a,e,ee) | |
473 | | None -> Ast.CocciRulename (None,d,i,a,e,ee) | |
474 | ||
faf9a90c C |
475 | let make_generated_rule_name_result nm d i a e ee = |
476 | match nm with | |
477 | Some nm -> | |
478 | let n = id2name nm in | |
479 | (try let _ = Hashtbl.find Data.all_metadecls n in | |
480 | raise (Semantic_cocci.Semantic ("repeated rule name")) | |
481 | with Not_found -> ()); | |
482 | Ast.GeneratedRulename (Some n,d,i,a,e,ee) | |
483 | | None -> Ast.GeneratedRulename (None,d,i,a,e,ee) | |
484 | ||
1be43e12 | 485 | let make_script_rule_name_result lang deps = |
34e49164 | 486 | let l = id2name lang in |
708f4980 | 487 | Ast.ScriptRulename (l,deps) |
b1b2de81 C |
488 | |
489 | let make_initial_script_rule_name_result lang = | |
490 | let l = id2name lang in | |
491 | Ast.InitialScriptRulename(l) | |
492 | ||
493 | let make_final_script_rule_name_result lang = | |
494 | let l = id2name lang in | |
495 | Ast.FinalScriptRulename(l) | |
978fd7e5 C |
496 | |
497 | (* Allows type alone only when it is void and only when there is only one | |
498 | parameter. This avoids ambiguity problems in the parser. *) | |
499 | let verify_parameter_declarations = function | |
500 | [] -> () | |
501 | | [x] -> | |
502 | (match Ast0.unwrap x with | |
503 | Ast0.Param(t, None) -> | |
504 | (match Ast0.unwrap t with | |
505 | Ast0.BaseType(Ast.VoidType,_) -> () | |
506 | | _ -> | |
507 | failwith | |
508 | (Printf.sprintf | |
509 | "%d: only void can be a parameter without an identifier" | |
510 | (Ast0.get_line t))) | |
511 | | _ -> ()) | |
512 | | l -> | |
513 | List.iter | |
514 | (function x -> | |
515 | match Ast0.unwrap x with | |
516 | Ast0.Param(t, None) -> | |
517 | failwith | |
518 | (Printf.sprintf | |
519 | "%d: only void alone can be a parameter without an identifier" | |
520 | (Ast0.get_line t)) | |
521 | | _ -> ()) | |
522 | l |