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f537ebc4 C |
1 | (* |
2 | * Copyright 2010, INRIA, University of Copenhagen | |
3 | * Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix | |
4 | * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen | |
5 | * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix | |
6 | * This file is part of Coccinelle. | |
7 | * | |
8 | * Coccinelle is free software: you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation, according to version 2 of the License. | |
11 | * | |
12 | * Coccinelle is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>. | |
19 | * | |
20 | * The authors reserve the right to distribute this or future versions of | |
21 | * Coccinelle under other licenses. | |
22 | *) | |
23 | ||
24 | ||
34e49164 C |
25 | (* Computes starting and ending logical lines for statements and |
26 | expressions. every node gets an index as well. *) | |
27 | ||
28 | module Ast0 = Ast0_cocci | |
29 | module Ast = Ast_cocci | |
faf9a90c | 30 | |
34e49164 C |
31 | (* --------------------------------------------------------------------- *) |
32 | (* Result *) | |
33 | ||
5636bb2c C |
34 | (* This is a horrible hack. We need to have a special treatment for the code |
35 | inside a nest, and this is to avoid threading that information around | |
36 | everywhere *) | |
37 | let in_nest_count = ref 0 | |
38 | let check_attachable v = if !in_nest_count > 0 then false else v | |
39 | ||
34e49164 C |
40 | let mkres x e left right = |
41 | let lstart = Ast0.get_info left in | |
42 | let lend = Ast0.get_info right in | |
0708f913 C |
43 | let pos_info = |
44 | { Ast0.line_start = lstart.Ast0.pos_info.Ast0.line_start; | |
45 | Ast0.line_end = lend.Ast0.pos_info.Ast0.line_end; | |
46 | Ast0.logical_start = lstart.Ast0.pos_info.Ast0.logical_start; | |
47 | Ast0.logical_end = lend.Ast0.pos_info.Ast0.logical_end; | |
48 | Ast0.column = lstart.Ast0.pos_info.Ast0.column; | |
708f4980 | 49 | Ast0.offset = lstart.Ast0.pos_info.Ast0.offset;} in |
34e49164 | 50 | let info = |
0708f913 | 51 | { Ast0.pos_info = pos_info; |
8babbc8f | 52 | (* not clear that the next two lines serve any purpose *) |
5636bb2c C |
53 | Ast0.attachable_start = check_attachable lstart.Ast0.attachable_start; |
54 | Ast0.attachable_end = check_attachable lend.Ast0.attachable_end; | |
34e49164 C |
55 | Ast0.mcode_start = lstart.Ast0.mcode_start; |
56 | Ast0.mcode_end = lend.Ast0.mcode_end; | |
34e49164 | 57 | (* only for tokens, not inherited upwards *) |
0708f913 | 58 | Ast0.strings_before = []; Ast0.strings_after = [] } in |
34e49164 C |
59 | {x with Ast0.node = e; Ast0.info = info} |
60 | ||
978fd7e5 C |
61 | (* This looks like it is there to allow distribution of plus code |
62 | over disjunctions. But this doesn't work with single_statement, as the | |
63 | plus code has not been distributed to the place that it expects. So the | |
64 | only reasonably easy solution seems to be to disallow distribution. *) | |
65 | (* inherit attachable is because single_statement doesn't work well when + | |
66 | code is attached outside an or, but this has to be allowed after | |
67 | isomorphisms have been introduced. So only set it to true then, or when we | |
68 | know that the code involved cannot contain a statement, ie it is a | |
69 | declaration. *) | |
70 | let inherit_attachable = ref false | |
34e49164 C |
71 | let mkmultires x e left right (astart,start_mcodes) (aend,end_mcodes) = |
72 | let lstart = Ast0.get_info left in | |
73 | let lend = Ast0.get_info right in | |
0708f913 C |
74 | let pos_info = |
75 | { Ast0.line_start = lstart.Ast0.pos_info.Ast0.line_start; | |
76 | Ast0.line_end = lend.Ast0.pos_info.Ast0.line_end; | |
77 | Ast0.logical_start = lstart.Ast0.pos_info.Ast0.logical_start; | |
78 | Ast0.logical_end = lend.Ast0.pos_info.Ast0.logical_end; | |
79 | Ast0.column = lstart.Ast0.pos_info.Ast0.column; | |
80 | Ast0.offset = lstart.Ast0.pos_info.Ast0.offset; } in | |
34e49164 | 81 | let info = |
0708f913 | 82 | { Ast0.pos_info = pos_info; |
5636bb2c C |
83 | Ast0.attachable_start = |
84 | check_attachable (if !inherit_attachable then astart else false); | |
85 | Ast0.attachable_end = | |
86 | check_attachable (if !inherit_attachable then aend else false); | |
34e49164 C |
87 | Ast0.mcode_start = start_mcodes; |
88 | Ast0.mcode_end = end_mcodes; | |
34e49164 C |
89 | (* only for tokens, not inherited upwards *) |
90 | Ast0.strings_before = []; Ast0.strings_after = [] } in | |
91 | {x with Ast0.node = e; Ast0.info = info} | |
92 | ||
93 | (* --------------------------------------------------------------------- *) | |
faf9a90c | 94 | |
34e49164 C |
95 | let get_option fn = function |
96 | None -> None | |
97 | | Some x -> Some (fn x) | |
faf9a90c | 98 | |
34e49164 C |
99 | (* --------------------------------------------------------------------- *) |
100 | (* --------------------------------------------------------------------- *) | |
101 | (* Mcode *) | |
102 | ||
708f4980 | 103 | let promote_mcode (_,_,info,mcodekind,_,_) = |
34e49164 C |
104 | let new_info = |
105 | {info with | |
106 | Ast0.mcode_start = [mcodekind]; Ast0.mcode_end = [mcodekind]} in | |
107 | {(Ast0.wrap ()) with Ast0.info = new_info; Ast0.mcodekind = ref mcodekind} | |
108 | ||
708f4980 | 109 | let promote_mcode_plus_one (_,_,info,mcodekind,_,_) = |
ae4735db | 110 | let new_pos_info = |
0708f913 C |
111 | {info.Ast0.pos_info with |
112 | Ast0.line_start = info.Ast0.pos_info.Ast0.line_start + 1; | |
113 | Ast0.logical_start = info.Ast0.pos_info.Ast0.logical_start + 1; | |
114 | Ast0.line_end = info.Ast0.pos_info.Ast0.line_end + 1; | |
115 | Ast0.logical_end = info.Ast0.pos_info.Ast0.logical_end + 1; } in | |
34e49164 C |
116 | let new_info = |
117 | {info with | |
0708f913 | 118 | Ast0.pos_info = new_pos_info; |
34e49164 C |
119 | Ast0.mcode_start = [mcodekind]; Ast0.mcode_end = [mcodekind]} in |
120 | {(Ast0.wrap ()) with Ast0.info = new_info; Ast0.mcodekind = ref mcodekind} | |
121 | ||
122 | let promote_to_statement stm mcodekind = | |
123 | let info = Ast0.get_info stm in | |
0708f913 C |
124 | let new_pos_info = |
125 | {info.Ast0.pos_info with | |
126 | Ast0.logical_start = info.Ast0.pos_info.Ast0.logical_end; | |
127 | Ast0.line_start = info.Ast0.pos_info.Ast0.line_end; } in | |
34e49164 C |
128 | let new_info = |
129 | {info with | |
0708f913 | 130 | Ast0.pos_info = new_pos_info; |
34e49164 | 131 | Ast0.mcode_start = [mcodekind]; Ast0.mcode_end = [mcodekind]; |
5636bb2c C |
132 | Ast0.attachable_start = check_attachable true; |
133 | Ast0.attachable_end = check_attachable true} in | |
34e49164 C |
134 | {(Ast0.wrap ()) with Ast0.info = new_info; Ast0.mcodekind = ref mcodekind} |
135 | ||
136 | let promote_to_statement_start stm mcodekind = | |
137 | let info = Ast0.get_info stm in | |
0708f913 C |
138 | let new_pos_info = |
139 | {info.Ast0.pos_info with | |
140 | Ast0.logical_end = info.Ast0.pos_info.Ast0.logical_start; | |
141 | Ast0.line_end = info.Ast0.pos_info.Ast0.line_start; } in | |
34e49164 C |
142 | let new_info = |
143 | {info with | |
0708f913 | 144 | Ast0.pos_info = new_pos_info; |
34e49164 | 145 | Ast0.mcode_start = [mcodekind]; Ast0.mcode_end = [mcodekind]; |
5636bb2c C |
146 | Ast0.attachable_start = check_attachable true; |
147 | Ast0.attachable_end = check_attachable true} in | |
34e49164 C |
148 | {(Ast0.wrap ()) with Ast0.info = new_info; Ast0.mcodekind = ref mcodekind} |
149 | ||
150 | (* mcode is good by default *) | |
708f4980 | 151 | let bad_mcode (t,a,info,mcodekind,pos,adj) = |
34e49164 | 152 | let new_info = |
5636bb2c C |
153 | {info with |
154 | Ast0.attachable_start = check_attachable false; | |
155 | Ast0.attachable_end = check_attachable false} in | |
708f4980 | 156 | (t,a,new_info,mcodekind,pos,adj) |
34e49164 | 157 | |
8babbc8f C |
158 | let normal_mcode (t,a,info,mcodekind,pos,adj) = |
159 | let new_info = | |
160 | if !in_nest_count > 0 | |
161 | then | |
162 | {info with | |
163 | Ast0.attachable_start = check_attachable false; | |
164 | Ast0.attachable_end = check_attachable false} | |
165 | else info in | |
166 | (t,a,new_info,mcodekind,pos,adj) | |
167 | ||
34e49164 C |
168 | let get_all_start_info l = |
169 | (List.for_all (function x -> (Ast0.get_info x).Ast0.attachable_start) l, | |
170 | List.concat (List.map (function x -> (Ast0.get_info x).Ast0.mcode_start) l)) | |
171 | ||
172 | let get_all_end_info l = | |
173 | (List.for_all (function x -> (Ast0.get_info x).Ast0.attachable_end) l, | |
174 | List.concat (List.map (function x -> (Ast0.get_info x).Ast0.mcode_end) l)) | |
175 | ||
176 | (* --------------------------------------------------------------------- *) | |
177 | (* Dots *) | |
178 | ||
179 | (* for the logline classification and the mcode field, on both sides, skip | |
180 | over initial minus dots, as they don't contribute anything *) | |
181 | let dot_list is_dots fn = function | |
182 | [] -> failwith "dots should not be empty" | |
183 | | l -> | |
184 | let get_node l fn = | |
185 | let first = List.hd l in | |
186 | let chosen = | |
187 | match (is_dots first, l) with (true,_::x::_) -> x | _ -> first in | |
188 | (* get the logline decorator and the mcodekind of the chosen node *) | |
189 | fn (Ast0.get_info chosen) in | |
190 | let forward = List.map fn l in | |
191 | let backward = List.rev forward in | |
192 | let (first_attachable,first_mcode) = | |
193 | get_node forward | |
194 | (function x -> (x.Ast0.attachable_start,x.Ast0.mcode_start)) in | |
195 | let (last_attachable,last_mcode) = | |
196 | get_node backward | |
197 | (function x -> (x.Ast0.attachable_end,x.Ast0.mcode_end)) in | |
198 | let first = List.hd forward in | |
199 | let last = List.hd backward in | |
200 | let first_info = | |
201 | { (Ast0.get_info first) with | |
5636bb2c | 202 | Ast0.attachable_start = check_attachable first_attachable; |
34e49164 C |
203 | Ast0.mcode_start = first_mcode } in |
204 | let last_info = | |
205 | { (Ast0.get_info last) with | |
5636bb2c | 206 | Ast0.attachable_end = check_attachable last_attachable; |
34e49164 C |
207 | Ast0.mcode_end = last_mcode } in |
208 | let first = Ast0.set_info first first_info in | |
209 | let last = Ast0.set_info last last_info in | |
210 | (forward,first,last) | |
faf9a90c | 211 | |
34e49164 C |
212 | let dots is_dots prev fn d = |
213 | match (prev,Ast0.unwrap d) with | |
214 | (Some prev,Ast0.DOTS([])) -> | |
215 | mkres d (Ast0.DOTS []) prev prev | |
216 | | (None,Ast0.DOTS([])) -> | |
217 | Ast0.set_info d | |
218 | {(Ast0.get_info d) | |
5636bb2c C |
219 | with |
220 | Ast0.attachable_start = check_attachable false; | |
221 | Ast0.attachable_end = check_attachable false} | |
34e49164 C |
222 | | (_,Ast0.DOTS(x)) -> |
223 | let (l,lstart,lend) = dot_list is_dots fn x in | |
224 | mkres d (Ast0.DOTS l) lstart lend | |
225 | | (_,Ast0.CIRCLES(x)) -> | |
226 | let (l,lstart,lend) = dot_list is_dots fn x in | |
227 | mkres d (Ast0.CIRCLES l) lstart lend | |
228 | | (_,Ast0.STARS(x)) -> | |
229 | let (l,lstart,lend) = dot_list is_dots fn x in | |
230 | mkres d (Ast0.STARS l) lstart lend | |
231 | ||
d3f655c6 C |
232 | (* --------------------------------------------------------------------- *) |
233 | (* Disjunctions *) | |
234 | ||
235 | let do_disj e starter xs mids ender processor rebuilder = | |
236 | let starter = bad_mcode starter in | |
237 | let xs = List.map processor xs in | |
238 | let mids = List.map bad_mcode mids in | |
239 | let ender = bad_mcode ender in | |
240 | mkmultires e (rebuilder starter xs mids ender) | |
241 | (promote_mcode starter) (promote_mcode ender) | |
242 | (get_all_start_info xs) (get_all_end_info xs) | |
243 | ||
34e49164 C |
244 | (* --------------------------------------------------------------------- *) |
245 | (* Identifier *) | |
faf9a90c | 246 | |
5636bb2c C |
247 | (* for #define name, with no value, to compute right side *) |
248 | let mkidres a b c d r = (mkres a b c d,r) | |
249 | ||
250 | let rec full_ident i = | |
34e49164 | 251 | match Ast0.unwrap i with |
8babbc8f C |
252 | Ast0.Id(nm) -> |
253 | let nm = normal_mcode nm in | |
254 | let name = promote_mcode nm in | |
255 | mkidres i (Ast0.Id(nm)) name name (Some name) | |
256 | | Ast0.MetaId(nm,a,b,c) -> | |
257 | let nm = normal_mcode nm in | |
258 | let name = promote_mcode nm in | |
259 | mkidres i (Ast0.MetaId(nm,a,b,c)) name name (Some name) | |
260 | | Ast0.MetaFunc(nm,a,b) -> | |
261 | let nm = normal_mcode nm in | |
262 | let name = promote_mcode nm in | |
263 | mkidres i (Ast0.MetaFunc(nm,a,b)) name name (Some name) | |
264 | | Ast0.MetaLocalFunc(nm,a,b) -> | |
265 | let nm = normal_mcode nm in | |
266 | let name = promote_mcode nm in | |
267 | mkidres i (Ast0.MetaLocalFunc(nm,a,b)) name name (Some name) | |
d3f655c6 C |
268 | | Ast0.DisjId(starter,ids,mids,ender) -> |
269 | let res = | |
270 | do_disj i starter ids mids ender ident | |
271 | (fun starter ids mids ender -> | |
272 | Ast0.DisjId(starter,ids,mids,ender)) in | |
273 | (res,None) | |
274 | | Ast0.OptIdent(id) -> | |
275 | let (id,r) = full_ident id in mkidres i (Ast0.OptIdent(id)) id id r | |
276 | | Ast0.UniqueIdent(id) -> | |
277 | let (id,r) = full_ident id in mkidres i (Ast0.UniqueIdent(id)) id id r | |
5636bb2c | 278 | and ident i = let (id,_) = full_ident i in id |
faf9a90c | 279 | |
34e49164 C |
280 | (* --------------------------------------------------------------------- *) |
281 | (* Expression *) | |
282 | ||
283 | let is_exp_dots e = | |
284 | match Ast0.unwrap e with | |
285 | Ast0.Edots(_,_) | Ast0.Ecircles(_,_) | Ast0.Estars(_,_) -> true | |
286 | | _ -> false | |
287 | ||
288 | let rec expression e = | |
289 | match Ast0.unwrap e with | |
290 | Ast0.Ident(id) -> | |
291 | let id = ident id in | |
292 | mkres e (Ast0.Ident(id)) id id | |
8babbc8f C |
293 | | Ast0.Constant(const) -> |
294 | let const = normal_mcode const in | |
34e49164 | 295 | let ln = promote_mcode const in |
8babbc8f | 296 | mkres e (Ast0.Constant(const)) ln ln |
34e49164 C |
297 | | Ast0.FunCall(fn,lp,args,rp) -> |
298 | let fn = expression fn in | |
8babbc8f C |
299 | let lp = normal_mcode lp in |
300 | let rp = normal_mcode rp in | |
34e49164 C |
301 | let args = dots is_exp_dots (Some(promote_mcode lp)) expression args in |
302 | mkres e (Ast0.FunCall(fn,lp,args,rp)) fn (promote_mcode rp) | |
303 | | Ast0.Assignment(left,op,right,simple) -> | |
304 | let left = expression left in | |
8babbc8f | 305 | let op = normal_mcode op in |
34e49164 C |
306 | let right = expression right in |
307 | mkres e (Ast0.Assignment(left,op,right,simple)) left right | |
308 | | Ast0.CondExpr(exp1,why,exp2,colon,exp3) -> | |
309 | let exp1 = expression exp1 in | |
8babbc8f | 310 | let why = normal_mcode why in |
34e49164 | 311 | let exp2 = get_option expression exp2 in |
8babbc8f | 312 | let colon = normal_mcode colon in |
34e49164 C |
313 | let exp3 = expression exp3 in |
314 | mkres e (Ast0.CondExpr(exp1,why,exp2,colon,exp3)) exp1 exp3 | |
315 | | Ast0.Postfix(exp,op) -> | |
316 | let exp = expression exp in | |
8babbc8f | 317 | let op = normal_mcode op in |
34e49164 C |
318 | mkres e (Ast0.Postfix(exp,op)) exp (promote_mcode op) |
319 | | Ast0.Infix(exp,op) -> | |
320 | let exp = expression exp in | |
8babbc8f | 321 | let op = normal_mcode op in |
34e49164 C |
322 | mkres e (Ast0.Infix(exp,op)) (promote_mcode op) exp |
323 | | Ast0.Unary(exp,op) -> | |
324 | let exp = expression exp in | |
8babbc8f | 325 | let op = normal_mcode op in |
34e49164 C |
326 | mkres e (Ast0.Unary(exp,op)) (promote_mcode op) exp |
327 | | Ast0.Binary(left,op,right) -> | |
328 | let left = expression left in | |
8babbc8f | 329 | let op = normal_mcode op in |
34e49164 C |
330 | let right = expression right in |
331 | mkres e (Ast0.Binary(left,op,right)) left right | |
332 | | Ast0.Nested(left,op,right) -> | |
333 | let left = expression left in | |
8babbc8f | 334 | let op = normal_mcode op in |
34e49164 C |
335 | let right = expression right in |
336 | mkres e (Ast0.Nested(left,op,right)) left right | |
337 | | Ast0.Paren(lp,exp,rp) -> | |
8babbc8f C |
338 | let lp = normal_mcode lp in |
339 | let rp = normal_mcode rp in | |
34e49164 C |
340 | mkres e (Ast0.Paren(lp,expression exp,rp)) |
341 | (promote_mcode lp) (promote_mcode rp) | |
342 | | Ast0.ArrayAccess(exp1,lb,exp2,rb) -> | |
343 | let exp1 = expression exp1 in | |
8babbc8f | 344 | let lb = normal_mcode lb in |
34e49164 | 345 | let exp2 = expression exp2 in |
8babbc8f | 346 | let rb = normal_mcode rb in |
34e49164 C |
347 | mkres e (Ast0.ArrayAccess(exp1,lb,exp2,rb)) exp1 (promote_mcode rb) |
348 | | Ast0.RecordAccess(exp,pt,field) -> | |
349 | let exp = expression exp in | |
8babbc8f | 350 | let pt = normal_mcode pt in |
34e49164 C |
351 | let field = ident field in |
352 | mkres e (Ast0.RecordAccess(exp,pt,field)) exp field | |
353 | | Ast0.RecordPtAccess(exp,ar,field) -> | |
354 | let exp = expression exp in | |
8babbc8f | 355 | let ar = normal_mcode ar in |
34e49164 C |
356 | let field = ident field in |
357 | mkres e (Ast0.RecordPtAccess(exp,ar,field)) exp field | |
358 | | Ast0.Cast(lp,ty,rp,exp) -> | |
8babbc8f | 359 | let lp = normal_mcode lp in |
34e49164 | 360 | let exp = expression exp in |
8babbc8f | 361 | let rp = normal_mcode rp in |
34e49164 C |
362 | mkres e (Ast0.Cast(lp,typeC ty,rp,exp)) (promote_mcode lp) exp |
363 | | Ast0.SizeOfExpr(szf,exp) -> | |
8babbc8f | 364 | let szf = normal_mcode szf in |
34e49164 C |
365 | let exp = expression exp in |
366 | mkres e (Ast0.SizeOfExpr(szf,exp)) (promote_mcode szf) exp | |
367 | | Ast0.SizeOfType(szf,lp,ty,rp) -> | |
8babbc8f C |
368 | let szf = normal_mcode szf in |
369 | let lp = normal_mcode lp in | |
370 | let rp = normal_mcode rp in | |
faf9a90c | 371 | mkres e (Ast0.SizeOfType(szf,lp,typeC ty,rp)) |
34e49164 C |
372 | (promote_mcode szf) (promote_mcode rp) |
373 | | Ast0.TypeExp(ty) -> | |
374 | let ty = typeC ty in mkres e (Ast0.TypeExp(ty)) ty ty | |
8babbc8f C |
375 | | Ast0.MetaErr(name,a,b) -> |
376 | let name = normal_mcode name in | |
377 | let ln = promote_mcode name in | |
378 | mkres e (Ast0.MetaErr(name,a,b)) ln ln | |
379 | | Ast0.MetaExpr(name,a,b,c,d) -> | |
380 | let name = normal_mcode name in | |
381 | let ln = promote_mcode name in | |
382 | mkres e (Ast0.MetaExpr(name,a,b,c,d)) ln ln | |
383 | | Ast0.MetaExprList(name,a,b) -> | |
384 | let name = normal_mcode name in | |
385 | let ln = promote_mcode name in | |
386 | mkres e (Ast0.MetaExprList(name,a,b)) ln ln | |
34e49164 | 387 | | Ast0.EComma(cm) -> |
fc1ad971 | 388 | (*let cm = bad_mcode cm in*) (* why was this bad??? *) |
8babbc8f | 389 | let cm = normal_mcode cm in |
34e49164 C |
390 | let ln = promote_mcode cm in |
391 | mkres e (Ast0.EComma(cm)) ln ln | |
392 | | Ast0.DisjExpr(starter,exps,mids,ender) -> | |
d3f655c6 C |
393 | do_disj e starter exps mids ender expression |
394 | (fun starter exps mids ender -> Ast0.DisjExpr(starter,exps,mids,ender)) | |
34e49164 | 395 | | Ast0.NestExpr(starter,exp_dots,ender,whencode,multi) -> |
8babbc8f C |
396 | (* See explanation on Nest *) |
397 | let wrapper f = | |
398 | match Ast0.get_mcode_mcodekind starter with | |
399 | Ast0.MINUS _ -> | |
400 | in_nest_count := !in_nest_count + 1; | |
401 | let res = f() in | |
402 | in_nest_count := !in_nest_count - 1; | |
403 | res | |
404 | | _ -> f() in | |
405 | let exp_dots = | |
406 | wrapper (function _ -> dots is_exp_dots None expression exp_dots) in | |
34e49164 C |
407 | let starter = bad_mcode starter in |
408 | let ender = bad_mcode ender in | |
409 | mkres e (Ast0.NestExpr(starter,exp_dots,ender,whencode,multi)) | |
410 | (promote_mcode starter) (promote_mcode ender) | |
411 | | Ast0.Edots(dots,whencode) -> | |
412 | let dots = bad_mcode dots in | |
413 | let ln = promote_mcode dots in | |
414 | mkres e (Ast0.Edots(dots,whencode)) ln ln | |
415 | | Ast0.Ecircles(dots,whencode) -> | |
416 | let dots = bad_mcode dots in | |
417 | let ln = promote_mcode dots in | |
418 | mkres e (Ast0.Ecircles(dots,whencode)) ln ln | |
419 | | Ast0.Estars(dots,whencode) -> | |
420 | let dots = bad_mcode dots in | |
421 | let ln = promote_mcode dots in | |
422 | mkres e (Ast0.Estars(dots,whencode)) ln ln | |
423 | | Ast0.OptExp(exp) -> | |
424 | let exp = expression exp in | |
425 | mkres e (Ast0.OptExp(exp)) exp exp | |
426 | | Ast0.UniqueExp(exp) -> | |
427 | let exp = expression exp in | |
428 | mkres e (Ast0.UniqueExp(exp)) exp exp | |
429 | ||
430 | and expression_dots x = dots is_exp_dots None expression x | |
faf9a90c | 431 | |
34e49164 C |
432 | (* --------------------------------------------------------------------- *) |
433 | (* Types *) | |
faf9a90c | 434 | |
34e49164 C |
435 | and typeC t = |
436 | match Ast0.unwrap t with | |
437 | Ast0.ConstVol(cv,ty) -> | |
8babbc8f | 438 | let cv = normal_mcode cv in |
34e49164 C |
439 | let ty = typeC ty in |
440 | mkres t (Ast0.ConstVol(cv,ty)) (promote_mcode cv) ty | |
8babbc8f C |
441 | | Ast0.BaseType(ty,strings) -> |
442 | let strings = List.map normal_mcode strings in | |
faf9a90c C |
443 | let first = List.hd strings in |
444 | let last = List.hd (List.rev strings) in | |
8babbc8f C |
445 | mkres t (Ast0.BaseType(ty,strings)) |
446 | (promote_mcode first) (promote_mcode last) | |
447 | | Ast0.Signed(sgn,None) -> | |
448 | let sgn = normal_mcode sgn in | |
449 | mkres t (Ast0.Signed(sgn,None)) (promote_mcode sgn) (promote_mcode sgn) | |
faf9a90c | 450 | | Ast0.Signed(sgn,Some ty) -> |
8babbc8f | 451 | let sgn = normal_mcode sgn in |
faf9a90c C |
452 | let ty = typeC ty in |
453 | mkres t (Ast0.Signed(sgn,Some ty)) (promote_mcode sgn) ty | |
34e49164 C |
454 | | Ast0.Pointer(ty,star) -> |
455 | let ty = typeC ty in | |
8babbc8f | 456 | let star = normal_mcode star in |
34e49164 C |
457 | mkres t (Ast0.Pointer(ty,star)) ty (promote_mcode star) |
458 | | Ast0.FunctionPointer(ty,lp1,star,rp1,lp2,params,rp2) -> | |
459 | let ty = typeC ty in | |
8babbc8f C |
460 | let lp1 = normal_mcode lp1 in |
461 | let star = normal_mcode star in | |
462 | let rp1 = normal_mcode rp1 in | |
463 | let lp2 = normal_mcode lp2 in | |
34e49164 | 464 | let params = parameter_list (Some(promote_mcode lp2)) params in |
8babbc8f | 465 | let rp2 = normal_mcode rp2 in |
34e49164 C |
466 | mkres t (Ast0.FunctionPointer(ty,lp1,star,rp1,lp2,params,rp2)) |
467 | ty (promote_mcode rp2) | |
468 | | Ast0.FunctionType(Some ty,lp1,params,rp1) -> | |
469 | let ty = typeC ty in | |
8babbc8f | 470 | let lp1 = normal_mcode lp1 in |
34e49164 | 471 | let params = parameter_list (Some(promote_mcode lp1)) params in |
8babbc8f | 472 | let rp1 = normal_mcode rp1 in |
34e49164 C |
473 | let res = Ast0.FunctionType(Some ty,lp1,params,rp1) in |
474 | mkres t res ty (promote_mcode rp1) | |
475 | | Ast0.FunctionType(None,lp1,params,rp1) -> | |
8babbc8f | 476 | let lp1 = normal_mcode lp1 in |
34e49164 | 477 | let params = parameter_list (Some(promote_mcode lp1)) params in |
8babbc8f | 478 | let rp1 = normal_mcode rp1 in |
34e49164 C |
479 | let res = Ast0.FunctionType(None,lp1,params,rp1) in |
480 | mkres t res (promote_mcode lp1) (promote_mcode rp1) | |
481 | | Ast0.Array(ty,lb,size,rb) -> | |
482 | let ty = typeC ty in | |
8babbc8f C |
483 | let lb = normal_mcode lb in |
484 | let rb = normal_mcode rb in | |
34e49164 C |
485 | mkres t (Ast0.Array(ty,lb,get_option expression size,rb)) |
486 | ty (promote_mcode rb) | |
c491d8ee | 487 | | Ast0.EnumName(kind,Some name) -> |
8babbc8f | 488 | let kind = normal_mcode kind in |
faf9a90c | 489 | let name = ident name in |
c491d8ee C |
490 | mkres t (Ast0.EnumName(kind,Some name)) (promote_mcode kind) name |
491 | | Ast0.EnumName(kind,None) -> | |
8babbc8f | 492 | let kind = normal_mcode kind in |
c491d8ee C |
493 | let mc = promote_mcode kind in |
494 | mkres t (Ast0.EnumName(kind,None)) mc mc | |
495 | | Ast0.EnumDef(ty,lb,ids,rb) -> | |
496 | let ty = typeC ty in | |
8babbc8f | 497 | let lb = normal_mcode lb in |
c491d8ee | 498 | let ids = dots is_exp_dots (Some(promote_mcode lb)) expression ids in |
8babbc8f | 499 | let rb = normal_mcode rb in |
c491d8ee | 500 | mkres t (Ast0.EnumDef(ty,lb,ids,rb)) ty (promote_mcode rb) |
34e49164 | 501 | | Ast0.StructUnionName(kind,Some name) -> |
8babbc8f | 502 | let kind = normal_mcode kind in |
34e49164 C |
503 | let name = ident name in |
504 | mkres t (Ast0.StructUnionName(kind,Some name)) (promote_mcode kind) name | |
505 | | Ast0.StructUnionName(kind,None) -> | |
8babbc8f | 506 | let kind = normal_mcode kind in |
34e49164 C |
507 | let mc = promote_mcode kind in |
508 | mkres t (Ast0.StructUnionName(kind,None)) mc mc | |
509 | | Ast0.StructUnionDef(ty,lb,decls,rb) -> | |
510 | let ty = typeC ty in | |
8babbc8f | 511 | let lb = normal_mcode lb in |
34e49164 C |
512 | let decls = |
513 | dots is_decl_dots (Some(promote_mcode lb)) declaration decls in | |
8babbc8f | 514 | let rb = normal_mcode rb in |
34e49164 | 515 | mkres t (Ast0.StructUnionDef(ty,lb,decls,rb)) ty (promote_mcode rb) |
8babbc8f C |
516 | | Ast0.TypeName(name) -> |
517 | let name = normal_mcode name in | |
518 | let ln = promote_mcode name in | |
519 | mkres t (Ast0.TypeName(name)) ln ln | |
520 | | Ast0.MetaType(name,a) -> | |
521 | let name = normal_mcode name in | |
522 | let ln = promote_mcode name in | |
523 | mkres t (Ast0.MetaType(name,a)) ln ln | |
34e49164 | 524 | | Ast0.DisjType(starter,types,mids,ender) -> |
d3f655c6 C |
525 | do_disj t starter types mids ender typeC |
526 | (fun starter types mids ender -> | |
527 | Ast0.DisjType(starter,types,mids,ender)) | |
34e49164 C |
528 | | Ast0.OptType(ty) -> |
529 | let ty = typeC ty in mkres t (Ast0.OptType(ty)) ty ty | |
530 | | Ast0.UniqueType(ty) -> | |
531 | let ty = typeC ty in mkres t (Ast0.UniqueType(ty)) ty ty | |
faf9a90c | 532 | |
34e49164 C |
533 | (* --------------------------------------------------------------------- *) |
534 | (* Variable declaration *) | |
535 | (* Even if the Cocci program specifies a list of declarations, they are | |
536 | split out into multiple declarations of a single variable each. *) | |
537 | ||
538 | and is_decl_dots s = | |
539 | match Ast0.unwrap s with | |
540 | Ast0.Ddots(_,_) -> true | |
541 | | _ -> false | |
faf9a90c | 542 | |
34e49164 C |
543 | and declaration d = |
544 | match Ast0.unwrap d with | |
8babbc8f C |
545 | Ast0.MetaDecl(name,a) -> |
546 | let name = normal_mcode name in | |
547 | let ln = promote_mcode name in | |
548 | mkres d (Ast0.MetaDecl(name,a)) ln ln | |
549 | | Ast0.MetaField(name,a) -> | |
550 | let name = normal_mcode name in | |
551 | let ln = promote_mcode name in | |
552 | mkres d (Ast0.MetaField(name,a)) ln ln | |
553 | | Ast0.MetaFieldList(name,a,b) -> | |
554 | let name = normal_mcode name in | |
555 | let ln = promote_mcode name in | |
556 | mkres d (Ast0.MetaFieldList(name,a,b)) ln ln | |
413ffc02 | 557 | | Ast0.Init(stg,ty,id,eq,exp,sem) -> |
34e49164 C |
558 | let ty = typeC ty in |
559 | let id = ident id in | |
8babbc8f | 560 | let eq = normal_mcode eq in |
34e49164 | 561 | let exp = initialiser exp in |
8babbc8f | 562 | let sem = normal_mcode sem in |
34e49164 C |
563 | (match stg with |
564 | None -> | |
565 | mkres d (Ast0.Init(stg,ty,id,eq,exp,sem)) ty (promote_mcode sem) | |
faf9a90c | 566 | | Some x -> |
8babbc8f | 567 | let stg = Some (normal_mcode x) in |
34e49164 C |
568 | mkres d (Ast0.Init(stg,ty,id,eq,exp,sem)) |
569 | (promote_mcode x) (promote_mcode sem)) | |
570 | | Ast0.UnInit(stg,ty,id,sem) -> | |
571 | let ty = typeC ty in | |
572 | let id = ident id in | |
8babbc8f | 573 | let sem = normal_mcode sem in |
34e49164 C |
574 | (match stg with |
575 | None -> | |
576 | mkres d (Ast0.UnInit(stg,ty,id,sem)) ty (promote_mcode sem) | |
577 | | Some x -> | |
8babbc8f | 578 | let stg = Some (normal_mcode x) in |
34e49164 C |
579 | mkres d (Ast0.UnInit(stg,ty,id,sem)) |
580 | (promote_mcode x) (promote_mcode sem)) | |
581 | | Ast0.MacroDecl(name,lp,args,rp,sem) -> | |
582 | let name = ident name in | |
8babbc8f | 583 | let lp = normal_mcode lp in |
34e49164 | 584 | let args = dots is_exp_dots (Some(promote_mcode lp)) expression args in |
8babbc8f C |
585 | let rp = normal_mcode rp in |
586 | let sem = normal_mcode sem in | |
34e49164 C |
587 | mkres d (Ast0.MacroDecl(name,lp,args,rp,sem)) name (promote_mcode sem) |
588 | | Ast0.TyDecl(ty,sem) -> | |
589 | let ty = typeC ty in | |
8babbc8f | 590 | let sem = normal_mcode sem in |
34e49164 C |
591 | mkres d (Ast0.TyDecl(ty,sem)) ty (promote_mcode sem) |
592 | | Ast0.Typedef(stg,ty,id,sem) -> | |
8babbc8f | 593 | let stg = normal_mcode stg in |
34e49164 C |
594 | let ty = typeC ty in |
595 | let id = typeC id in | |
8babbc8f | 596 | let sem = normal_mcode sem in |
34e49164 C |
597 | mkres d (Ast0.Typedef(stg,ty,id,sem)) |
598 | (promote_mcode stg) (promote_mcode sem) | |
599 | | Ast0.DisjDecl(starter,decls,mids,ender) -> | |
d3f655c6 C |
600 | do_disj d starter decls mids ender declaration |
601 | (fun starter decls mids ender -> | |
602 | Ast0.DisjDecl(starter,decls,mids,ender)) | |
34e49164 C |
603 | | Ast0.Ddots(dots,whencode) -> |
604 | let dots = bad_mcode dots in | |
605 | let ln = promote_mcode dots in | |
606 | mkres d (Ast0.Ddots(dots,whencode)) ln ln | |
607 | | Ast0.OptDecl(decl) -> | |
608 | let decl = declaration decl in | |
609 | mkres d (Ast0.OptDecl(declaration decl)) decl decl | |
610 | | Ast0.UniqueDecl(decl) -> | |
611 | let decl = declaration decl in | |
612 | mkres d (Ast0.UniqueDecl(declaration decl)) decl decl | |
613 | ||
614 | (* --------------------------------------------------------------------- *) | |
615 | (* Initializer *) | |
616 | ||
617 | and is_init_dots i = | |
618 | match Ast0.unwrap i with | |
619 | Ast0.Idots(_,_) -> true | |
620 | | _ -> false | |
faf9a90c | 621 | |
34e49164 C |
622 | and initialiser i = |
623 | match Ast0.unwrap i with | |
8babbc8f C |
624 | Ast0.MetaInit(name,a) -> |
625 | let name = normal_mcode name in | |
626 | let ln = promote_mcode name in | |
627 | mkres i (Ast0.MetaInit(name,a)) ln ln | |
628 | | Ast0.MetaInitList(name,a,b) -> | |
629 | let name = normal_mcode name in | |
630 | let ln = promote_mcode name in | |
631 | mkres i (Ast0.MetaInitList(name,a,b)) ln ln | |
113803cf | 632 | | Ast0.InitExpr(exp) -> |
34e49164 C |
633 | let exp = expression exp in |
634 | mkres i (Ast0.InitExpr(exp)) exp exp | |
c491d8ee | 635 | | Ast0.InitList(lb,initlist,rb,ordered) -> |
8babbc8f | 636 | let lb = normal_mcode lb in |
34e49164 C |
637 | let initlist = |
638 | dots is_init_dots (Some(promote_mcode lb)) initialiser initlist in | |
8babbc8f | 639 | let rb = normal_mcode rb in |
c491d8ee | 640 | mkres i (Ast0.InitList(lb,initlist,rb,ordered)) |
34e49164 | 641 | (promote_mcode lb) (promote_mcode rb) |
113803cf C |
642 | | Ast0.InitGccExt(designators,eq,ini) -> |
643 | let (delims,designators) = (* non empty due to parsing *) | |
644 | List.split (List.map designator designators) in | |
8babbc8f | 645 | let eq = normal_mcode eq in |
34e49164 | 646 | let ini = initialiser ini in |
113803cf C |
647 | mkres i (Ast0.InitGccExt(designators,eq,ini)) |
648 | (promote_mcode (List.hd delims)) ini | |
34e49164 C |
649 | | Ast0.InitGccName(name,eq,ini) -> |
650 | let name = ident name in | |
8babbc8f | 651 | let eq = normal_mcode eq in |
34e49164 C |
652 | let ini = initialiser ini in |
653 | mkres i (Ast0.InitGccName(name,eq,ini)) name ini | |
8babbc8f C |
654 | | Ast0.IComma(cm) -> |
655 | let cm = normal_mcode cm in | |
656 | let ln = promote_mcode cm in | |
657 | mkres i (Ast0.IComma(cm)) ln ln | |
34e49164 C |
658 | | Ast0.Idots(dots,whencode) -> |
659 | let dots = bad_mcode dots in | |
660 | let ln = promote_mcode dots in | |
661 | mkres i (Ast0.Idots(dots,whencode)) ln ln | |
662 | | Ast0.OptIni(ini) -> | |
663 | let ini = initialiser ini in | |
664 | mkres i (Ast0.OptIni(ini)) ini ini | |
665 | | Ast0.UniqueIni(ini) -> | |
666 | let ini = initialiser ini in | |
667 | mkres i (Ast0.UniqueIni(ini)) ini ini | |
668 | ||
113803cf C |
669 | and designator = function |
670 | Ast0.DesignatorField(dot,id) -> | |
8babbc8f | 671 | let dot = normal_mcode dot in |
113803cf C |
672 | (dot,Ast0.DesignatorField(dot,ident id)) |
673 | | Ast0.DesignatorIndex(lb,exp,rb) -> | |
8babbc8f C |
674 | let lb = normal_mcode lb in |
675 | let rb = normal_mcode rb in | |
113803cf C |
676 | (lb,Ast0.DesignatorIndex(lb,expression exp,rb)) |
677 | | Ast0.DesignatorRange(lb,min,dots,max,rb) -> | |
8babbc8f C |
678 | let lb = normal_mcode lb in |
679 | let dots = normal_mcode dots in | |
680 | let rb = normal_mcode rb in | |
113803cf C |
681 | (lb,Ast0.DesignatorRange(lb,expression min,dots,expression max,rb)) |
682 | ||
34e49164 C |
683 | and initialiser_list prev = dots is_init_dots prev initialiser |
684 | ||
685 | (* for export *) | |
686 | and initialiser_dots x = dots is_init_dots None initialiser x | |
687 | ||
688 | (* --------------------------------------------------------------------- *) | |
689 | (* Parameter *) | |
690 | ||
691 | and is_param_dots p = | |
692 | match Ast0.unwrap p with | |
693 | Ast0.Pdots(_) | Ast0.Pcircles(_) -> true | |
694 | | _ -> false | |
faf9a90c | 695 | |
34e49164 C |
696 | and parameterTypeDef p = |
697 | match Ast0.unwrap p with | |
698 | Ast0.VoidParam(ty) -> | |
699 | let ty = typeC ty in mkres p (Ast0.VoidParam(ty)) ty ty | |
700 | | Ast0.Param(ty,Some id) -> | |
701 | let id = ident id in | |
702 | let ty = typeC ty in mkres p (Ast0.Param(ty,Some id)) ty id | |
703 | | Ast0.Param(ty,None) -> | |
704 | let ty = typeC ty in mkres p (Ast0.Param(ty,None)) ty ty | |
8babbc8f C |
705 | | Ast0.MetaParam(name,a) -> |
706 | let name = normal_mcode name in | |
707 | let ln = promote_mcode name in | |
708 | mkres p (Ast0.MetaParam(name,a)) ln ln | |
709 | | Ast0.MetaParamList(name,a,b) -> | |
710 | let name = normal_mcode name in | |
711 | let ln = promote_mcode name in | |
712 | mkres p (Ast0.MetaParamList(name,a,b)) ln ln | |
34e49164 | 713 | | Ast0.PComma(cm) -> |
fc1ad971 | 714 | (*let cm = bad_mcode cm in*) (* why was this bad??? *) |
8babbc8f | 715 | let cm = normal_mcode cm in |
34e49164 C |
716 | let ln = promote_mcode cm in |
717 | mkres p (Ast0.PComma(cm)) ln ln | |
718 | | Ast0.Pdots(dots) -> | |
719 | let dots = bad_mcode dots in | |
720 | let ln = promote_mcode dots in | |
721 | mkres p (Ast0.Pdots(dots)) ln ln | |
722 | | Ast0.Pcircles(dots) -> | |
723 | let dots = bad_mcode dots in | |
724 | let ln = promote_mcode dots in | |
725 | mkres p (Ast0.Pcircles(dots)) ln ln | |
726 | | Ast0.OptParam(param) -> | |
727 | let res = parameterTypeDef param in | |
728 | mkres p (Ast0.OptParam(res)) res res | |
729 | | Ast0.UniqueParam(param) -> | |
730 | let res = parameterTypeDef param in | |
731 | mkres p (Ast0.UniqueParam(res)) res res | |
732 | ||
733 | and parameter_list prev = dots is_param_dots prev parameterTypeDef | |
734 | ||
735 | (* for export *) | |
736 | let parameter_dots x = dots is_param_dots None parameterTypeDef x | |
737 | ||
7f004419 C |
738 | (* --------------------------------------------------------------------- *) |
739 | ||
740 | let is_define_param_dots s = | |
741 | match Ast0.unwrap s with | |
742 | Ast0.DPdots(_) | Ast0.DPcircles(_) -> true | |
743 | | _ -> false | |
744 | ||
745 | let rec define_param p = | |
746 | match Ast0.unwrap p with | |
747 | Ast0.DParam(id) -> | |
748 | let id = ident id in mkres p (Ast0.DParam(id)) id id | |
749 | | Ast0.DPComma(cm) -> | |
750 | (*let cm = bad_mcode cm in*) (* why was this bad??? *) | |
8babbc8f | 751 | let cm = normal_mcode cm in |
7f004419 C |
752 | let ln = promote_mcode cm in |
753 | mkres p (Ast0.DPComma(cm)) ln ln | |
754 | | Ast0.DPdots(dots) -> | |
755 | let dots = bad_mcode dots in | |
756 | let ln = promote_mcode dots in | |
757 | mkres p (Ast0.DPdots(dots)) ln ln | |
758 | | Ast0.DPcircles(dots) -> | |
759 | let dots = bad_mcode dots in | |
760 | let ln = promote_mcode dots in | |
761 | mkres p (Ast0.DPcircles(dots)) ln ln | |
762 | | Ast0.OptDParam(dp) -> | |
763 | let res = define_param dp in | |
764 | mkres p (Ast0.OptDParam(res)) res res | |
765 | | Ast0.UniqueDParam(dp) -> | |
766 | let res = define_param dp in | |
767 | mkres p (Ast0.UniqueDParam(res)) res res | |
768 | ||
5636bb2c | 769 | let define_parameters x id = |
7f004419 | 770 | match Ast0.unwrap x with |
5636bb2c | 771 | Ast0.NoParams -> (x,id) (* no info, should be ignored *) |
7f004419 | 772 | | Ast0.DParams(lp,dp,rp) -> |
8babbc8f | 773 | let lp = normal_mcode lp in |
7f004419 | 774 | let dp = dots is_define_param_dots None define_param dp in |
8babbc8f | 775 | let rp = normal_mcode rp in |
7f004419 C |
776 | let l = promote_mcode lp in |
777 | let r = promote_mcode rp in | |
5636bb2c | 778 | (mkres x (Ast0.DParams(lp,dp,rp)) l r, r) |
7f004419 | 779 | |
34e49164 C |
780 | (* --------------------------------------------------------------------- *) |
781 | (* Top-level code *) | |
782 | ||
783 | let is_stm_dots s = | |
784 | match Ast0.unwrap s with | |
785 | Ast0.Dots(_,_) | Ast0.Circles(_,_) | Ast0.Stars(_,_) -> true | |
786 | | _ -> false | |
faf9a90c | 787 | |
34e49164 C |
788 | let rec statement s = |
789 | let res = | |
790 | match Ast0.unwrap s with | |
791 | Ast0.Decl((_,bef),decl) -> | |
792 | let decl = declaration decl in | |
793 | let left = promote_to_statement_start decl bef in | |
794 | mkres s (Ast0.Decl((Ast0.get_info left,bef),decl)) decl decl | |
faf9a90c | 795 | | Ast0.Seq(lbrace,body,rbrace) -> |
8babbc8f | 796 | let lbrace = normal_mcode lbrace in |
34e49164 C |
797 | let body = |
798 | dots is_stm_dots (Some(promote_mcode lbrace)) statement body in | |
8babbc8f | 799 | let rbrace = normal_mcode rbrace in |
34e49164 C |
800 | mkres s (Ast0.Seq(lbrace,body,rbrace)) |
801 | (promote_mcode lbrace) (promote_mcode rbrace) | |
8babbc8f | 802 | | Ast0.ExprStatement(Some exp,sem) -> |
34e49164 | 803 | let exp = expression exp in |
8babbc8f C |
804 | let sem = normal_mcode sem in |
805 | mkres s (Ast0.ExprStatement(Some exp,sem)) exp (promote_mcode sem) | |
806 | | Ast0.ExprStatement(None,sem) -> | |
807 | let sem = normal_mcode sem in | |
808 | let promoted_sem = promote_mcode sem in | |
809 | mkres s (Ast0.ExprStatement(None,sem)) promoted_sem promoted_sem | |
34e49164 | 810 | | Ast0.IfThen(iff,lp,exp,rp,branch,(_,aft)) -> |
8babbc8f C |
811 | let iff = normal_mcode iff in |
812 | let lp = normal_mcode lp in | |
34e49164 | 813 | let exp = expression exp in |
8babbc8f | 814 | let rp = normal_mcode rp in |
34e49164 C |
815 | let branch = statement branch in |
816 | let right = promote_to_statement branch aft in | |
817 | mkres s (Ast0.IfThen(iff,lp,exp,rp,branch,(Ast0.get_info right,aft))) | |
818 | (promote_mcode iff) right | |
819 | | Ast0.IfThenElse(iff,lp,exp,rp,branch1,els,branch2,(_,aft)) -> | |
8babbc8f C |
820 | let iff = normal_mcode iff in |
821 | let lp = normal_mcode lp in | |
34e49164 | 822 | let exp = expression exp in |
8babbc8f | 823 | let rp = normal_mcode rp in |
34e49164 | 824 | let branch1 = statement branch1 in |
8babbc8f | 825 | let els = normal_mcode els in |
34e49164 C |
826 | let branch2 = statement branch2 in |
827 | let right = promote_to_statement branch2 aft in | |
828 | mkres s | |
829 | (Ast0.IfThenElse(iff,lp,exp,rp,branch1,els,branch2, | |
830 | (Ast0.get_info right,aft))) | |
831 | (promote_mcode iff) right | |
832 | | Ast0.While(wh,lp,exp,rp,body,(_,aft)) -> | |
8babbc8f C |
833 | let wh = normal_mcode wh in |
834 | let lp = normal_mcode lp in | |
34e49164 | 835 | let exp = expression exp in |
8babbc8f | 836 | let rp = normal_mcode rp in |
34e49164 C |
837 | let body = statement body in |
838 | let right = promote_to_statement body aft in | |
839 | mkres s (Ast0.While(wh,lp,exp,rp,body,(Ast0.get_info right,aft))) | |
840 | (promote_mcode wh) right | |
841 | | Ast0.Do(d,body,wh,lp,exp,rp,sem) -> | |
8babbc8f | 842 | let d = normal_mcode d in |
34e49164 | 843 | let body = statement body in |
8babbc8f C |
844 | let wh = normal_mcode wh in |
845 | let lp = normal_mcode lp in | |
34e49164 | 846 | let exp = expression exp in |
8babbc8f | 847 | let rp = normal_mcode rp in |
34e49164 C |
848 | mkres s (Ast0.Do(d,body,wh,lp,exp,rp,sem)) |
849 | (promote_mcode d) (promote_mcode sem) | |
850 | | Ast0.For(fr,lp,exp1,sem1,exp2,sem2,exp3,rp,body,(_,aft)) -> | |
8babbc8f C |
851 | let fr = normal_mcode fr in |
852 | let lp = normal_mcode lp in | |
34e49164 | 853 | let exp1 = get_option expression exp1 in |
8babbc8f | 854 | let sem1 = normal_mcode sem1 in |
34e49164 | 855 | let exp2 = get_option expression exp2 in |
8babbc8f | 856 | let sem2 = normal_mcode sem2 in |
34e49164 | 857 | let exp3 = get_option expression exp3 in |
8babbc8f | 858 | let rp = normal_mcode rp in |
34e49164 C |
859 | let body = statement body in |
860 | let right = promote_to_statement body aft in | |
861 | mkres s (Ast0.For(fr,lp,exp1,sem1,exp2,sem2,exp3,rp,body, | |
862 | (Ast0.get_info right,aft))) | |
863 | (promote_mcode fr) right | |
864 | | Ast0.Iterator(nm,lp,args,rp,body,(_,aft)) -> | |
865 | let nm = ident nm in | |
8babbc8f | 866 | let lp = normal_mcode lp in |
34e49164 | 867 | let args = dots is_exp_dots (Some(promote_mcode lp)) expression args in |
8babbc8f | 868 | let rp = normal_mcode rp in |
34e49164 C |
869 | let body = statement body in |
870 | let right = promote_to_statement body aft in | |
871 | mkres s (Ast0.Iterator(nm,lp,args,rp,body,(Ast0.get_info right,aft))) | |
872 | nm right | |
fc1ad971 | 873 | | Ast0.Switch(switch,lp,exp,rp,lb,decls,cases,rb) -> |
8babbc8f C |
874 | let switch = normal_mcode switch in |
875 | let lp = normal_mcode lp in | |
34e49164 | 876 | let exp = expression exp in |
8babbc8f C |
877 | let rp = normal_mcode rp in |
878 | let lb = normal_mcode lb in | |
fc1ad971 C |
879 | let decls = |
880 | dots is_stm_dots (Some(promote_mcode lb)) | |
881 | statement decls in | |
34e49164 | 882 | let cases = |
fc1ad971 C |
883 | dots (function _ -> false) |
884 | (if Ast0.undots decls = [] | |
885 | then (Some(promote_mcode lb)) | |
886 | else None (* not sure this is right, but not sure the case can | |
887 | arise either *)) | |
888 | case_line cases in | |
8babbc8f | 889 | let rb = normal_mcode rb in |
34e49164 | 890 | mkres s |
fc1ad971 | 891 | (Ast0.Switch(switch,lp,exp,rp,lb,decls,cases,rb)) |
34e49164 | 892 | (promote_mcode switch) (promote_mcode rb) |
8babbc8f C |
893 | | Ast0.Break(br,sem) -> |
894 | let br = normal_mcode br in | |
895 | let sem = normal_mcode sem in | |
896 | mkres s (Ast0.Break(br,sem)) (promote_mcode br) (promote_mcode sem) | |
897 | | Ast0.Continue(cont,sem) -> | |
898 | let cont = normal_mcode cont in | |
899 | let sem = normal_mcode sem in | |
900 | mkres s (Ast0.Continue(cont,sem)) | |
901 | (promote_mcode cont) (promote_mcode sem) | |
34e49164 C |
902 | | Ast0.Label(l,dd) -> |
903 | let l = ident l in | |
8babbc8f | 904 | let dd = normal_mcode dd in |
34e49164 C |
905 | mkres s (Ast0.Label(l,dd)) l (promote_mcode dd) |
906 | | Ast0.Goto(goto,id,sem) -> | |
8babbc8f | 907 | let goto = normal_mcode goto in |
34e49164 | 908 | let id = ident id in |
8babbc8f | 909 | let sem = normal_mcode sem in |
faf9a90c | 910 | mkres s (Ast0.Goto(goto,id,sem)) |
34e49164 | 911 | (promote_mcode goto) (promote_mcode sem) |
8babbc8f C |
912 | | Ast0.Return(ret,sem) -> |
913 | let ret = normal_mcode ret in | |
914 | let sem = normal_mcode sem in | |
915 | mkres s (Ast0.Return(ret,sem)) (promote_mcode ret) (promote_mcode sem) | |
34e49164 | 916 | | Ast0.ReturnExpr(ret,exp,sem) -> |
8babbc8f | 917 | let ret = normal_mcode ret in |
34e49164 | 918 | let exp = expression exp in |
8babbc8f | 919 | let sem = normal_mcode sem in |
faf9a90c | 920 | mkres s (Ast0.ReturnExpr(ret,exp,sem)) |
34e49164 | 921 | (promote_mcode ret) (promote_mcode sem) |
8babbc8f C |
922 | | Ast0.MetaStmt(name,a) -> |
923 | let ln = promote_mcode name in | |
924 | mkres s (Ast0.MetaStmt(name,a)) ln ln | |
925 | | Ast0.MetaStmtList(name,a) -> | |
926 | let ln = promote_mcode name in | |
927 | mkres s (Ast0.MetaStmtList(name,a)) ln ln | |
34e49164 C |
928 | | Ast0.Exp(exp) -> |
929 | let exp = expression exp in | |
930 | mkres s (Ast0.Exp(exp)) exp exp | |
931 | | Ast0.TopExp(exp) -> | |
932 | let exp = expression exp in | |
933 | mkres s (Ast0.TopExp(exp)) exp exp | |
934 | | Ast0.Ty(ty) -> | |
935 | let ty = typeC ty in | |
936 | mkres s (Ast0.Ty(ty)) ty ty | |
1be43e12 C |
937 | | Ast0.TopInit(init) -> |
938 | let init = initialiser init in | |
939 | mkres s (Ast0.TopInit(init)) init init | |
34e49164 C |
940 | | Ast0.Disj(starter,rule_elem_dots_list,mids,ender) -> |
941 | let starter = bad_mcode starter in | |
942 | let mids = List.map bad_mcode mids in | |
943 | let ender = bad_mcode ender in | |
944 | let rec loop prevs = function | |
945 | [] -> [] | |
946 | | stm::stms -> | |
947 | (dots is_stm_dots (Some(promote_mcode_plus_one(List.hd prevs))) | |
948 | statement stm):: | |
949 | (loop (List.tl prevs) stms) in | |
950 | let elems = loop (starter::mids) rule_elem_dots_list in | |
951 | mkmultires s (Ast0.Disj(starter,elems,mids,ender)) | |
952 | (promote_mcode starter) (promote_mcode ender) | |
953 | (get_all_start_info elems) (get_all_end_info elems) | |
954 | | Ast0.Nest(starter,rule_elem_dots,ender,whencode,multi) -> | |
955 | let starter = bad_mcode starter in | |
956 | let ender = bad_mcode ender in | |
5636bb2c C |
957 | let wrapper f = |
958 | match Ast0.get_mcode_mcodekind starter with | |
959 | Ast0.MINUS _ -> | |
960 | (* if minus, then all nest code has to be minus. This is | |
961 | checked at the token level, in parse_cocci.ml. All nest code | |
962 | is also unattachable. We strip the minus annotations from | |
963 | the nest code because in the CTL another metavariable will | |
964 | take care of removing all the code matched by the nest. | |
965 | Without stripping the minus annotations, we would get a | |
966 | double transformation. Perhaps there is a more elegant | |
967 | way to do this in the CTL, but it is not easy, because of | |
968 | the interaction with the whencode and the implementation of | |
969 | plus *) | |
970 | in_nest_count := !in_nest_count + 1; | |
971 | let res = f() in | |
972 | in_nest_count := !in_nest_count - 1; | |
973 | res | |
974 | | _ -> f() in | |
975 | let rule_elem_dots = | |
976 | wrapper | |
977 | (function _ -> dots is_stm_dots None statement rule_elem_dots) in | |
34e49164 C |
978 | mkres s (Ast0.Nest(starter,rule_elem_dots,ender,whencode,multi)) |
979 | (promote_mcode starter) (promote_mcode ender) | |
980 | | Ast0.Dots(dots,whencode) -> | |
981 | let dots = bad_mcode dots in | |
982 | let ln = promote_mcode dots in | |
983 | mkres s (Ast0.Dots(dots,whencode)) ln ln | |
984 | | Ast0.Circles(dots,whencode) -> | |
985 | let dots = bad_mcode dots in | |
986 | let ln = promote_mcode dots in | |
987 | mkres s (Ast0.Circles(dots,whencode)) ln ln | |
988 | | Ast0.Stars(dots,whencode) -> | |
989 | let dots = bad_mcode dots in | |
990 | let ln = promote_mcode dots in | |
991 | mkres s (Ast0.Stars(dots,whencode)) ln ln | |
992 | | Ast0.FunDecl((_,bef),fninfo,name,lp,params,rp,lbrace,body,rbrace) -> | |
993 | let fninfo = | |
994 | List.map | |
995 | (function Ast0.FType(ty) -> Ast0.FType(typeC ty) | x -> x) | |
996 | fninfo in | |
997 | let name = ident name in | |
8babbc8f | 998 | let lp = normal_mcode lp in |
34e49164 | 999 | let params = parameter_list (Some(promote_mcode lp)) params in |
8babbc8f C |
1000 | let rp = normal_mcode rp in |
1001 | let lbrace = normal_mcode lbrace in | |
34e49164 C |
1002 | let body = |
1003 | dots is_stm_dots (Some(promote_mcode lbrace)) statement body in | |
8babbc8f | 1004 | let rbrace = normal_mcode rbrace in |
34e49164 C |
1005 | let left = |
1006 | (* cases on what is leftmost *) | |
1007 | match fninfo with | |
1008 | [] -> promote_to_statement_start name bef | |
1009 | | Ast0.FStorage(stg)::_ -> | |
1010 | promote_to_statement_start (promote_mcode stg) bef | |
1011 | | Ast0.FType(ty)::_ -> | |
1012 | promote_to_statement_start ty bef | |
1013 | | Ast0.FInline(inline)::_ -> | |
1014 | promote_to_statement_start (promote_mcode inline) bef | |
1015 | | Ast0.FAttr(attr)::_ -> | |
1016 | promote_to_statement_start (promote_mcode attr) bef in | |
1017 | (* pretend it is one line before the start of the function, so that it | |
1018 | will catch things defined at top level. We assume that these will not | |
1019 | be defined on the same line as the function. This is a HACK. | |
1020 | A better approach would be to attach top_level things to this node, | |
1021 | and other things to the node after, but that would complicate | |
1022 | insert_plus, which doesn't distinguish between different mcodekinds *) | |
1023 | let res = | |
1024 | Ast0.FunDecl((Ast0.get_info left,bef),fninfo,name,lp,params,rp,lbrace, | |
1025 | body,rbrace) in | |
1026 | (* have to do this test again, because of typing problems - can't save | |
1027 | the result, only use it *) | |
1028 | (match fninfo with | |
1029 | [] -> mkres s res name (promote_mcode rbrace) | |
1030 | | Ast0.FStorage(stg)::_ -> | |
1031 | mkres s res (promote_mcode stg) (promote_mcode rbrace) | |
1032 | | Ast0.FType(ty)::_ -> mkres s res ty (promote_mcode rbrace) | |
1033 | | Ast0.FInline(inline)::_ -> | |
1034 | mkres s res (promote_mcode inline) (promote_mcode rbrace) | |
1035 | | Ast0.FAttr(attr)::_ -> | |
1036 | mkres s res (promote_mcode attr) (promote_mcode rbrace)) | |
faf9a90c | 1037 | |
34e49164 | 1038 | | Ast0.Include(inc,stm) -> |
8babbc8f C |
1039 | let inc = normal_mcode inc in |
1040 | let stm = normal_mcode stm in | |
34e49164 | 1041 | mkres s (Ast0.Include(inc,stm)) (promote_mcode inc) (promote_mcode stm) |
3a314143 | 1042 | | Ast0.Undef(def,id) -> |
8babbc8f | 1043 | let def = normal_mcode def in |
d3f655c6 | 1044 | let id = ident id in |
3a314143 | 1045 | mkres s (Ast0.Undef(def,id)) (promote_mcode def) id |
34e49164 | 1046 | | Ast0.Define(def,id,params,body) -> |
8babbc8f | 1047 | let def = normal_mcode def in |
5636bb2c | 1048 | let (id,right) = full_ident id in |
d3f655c6 C |
1049 | (match right with |
1050 | None -> failwith "no disj id for #define" | |
1051 | | Some right -> | |
1052 | let (params,prev) = define_parameters params right in | |
1053 | let body = dots is_stm_dots (Some prev) statement body in | |
1054 | mkres s (Ast0.Define(def,id,params,body)) (promote_mcode def) body) | |
34e49164 C |
1055 | | Ast0.OptStm(stm) -> |
1056 | let stm = statement stm in mkres s (Ast0.OptStm(stm)) stm stm | |
1057 | | Ast0.UniqueStm(stm) -> | |
1058 | let stm = statement stm in mkres s (Ast0.UniqueStm(stm)) stm stm in | |
1059 | Ast0.set_dots_bef_aft res | |
1060 | (match Ast0.get_dots_bef_aft res with | |
1061 | Ast0.NoDots -> Ast0.NoDots | |
1062 | | Ast0.AddingBetweenDots s -> | |
1063 | Ast0.AddingBetweenDots(statement s) | |
1064 | | Ast0.DroppingBetweenDots s -> | |
1065 | Ast0.DroppingBetweenDots(statement s)) | |
1066 | ||
1067 | and case_line c = | |
1068 | match Ast0.unwrap c with | |
1069 | Ast0.Default(def,colon,code) -> | |
8babbc8f C |
1070 | let def = normal_mcode def in |
1071 | let colon = normal_mcode colon in | |
34e49164 C |
1072 | let code = dots is_stm_dots (Some(promote_mcode colon)) statement code in |
1073 | mkres c (Ast0.Default(def,colon,code)) (promote_mcode def) code | |
1074 | | Ast0.Case(case,exp,colon,code) -> | |
8babbc8f | 1075 | let case = normal_mcode case in |
34e49164 | 1076 | let exp = expression exp in |
8babbc8f | 1077 | let colon = normal_mcode colon in |
34e49164 C |
1078 | let code = dots is_stm_dots (Some(promote_mcode colon)) statement code in |
1079 | mkres c (Ast0.Case(case,exp,colon,code)) (promote_mcode case) code | |
fc1ad971 | 1080 | | Ast0.DisjCase(starter,case_lines,mids,ender) -> |
d3f655c6 C |
1081 | do_disj c starter case_lines mids ender case_line |
1082 | (fun starter case_lines mids ender -> | |
1083 | Ast0.DisjCase(starter,case_lines,mids,ender)) | |
34e49164 C |
1084 | | Ast0.OptCase(case) -> |
1085 | let case = case_line case in mkres c (Ast0.OptCase(case)) case case | |
1086 | ||
1087 | and statement_dots x = dots is_stm_dots None statement x | |
faf9a90c | 1088 | |
34e49164 C |
1089 | (* --------------------------------------------------------------------- *) |
1090 | (* Function declaration *) | |
faf9a90c | 1091 | |
34e49164 C |
1092 | let top_level t = |
1093 | match Ast0.unwrap t with | |
1094 | Ast0.FILEINFO(old_file,new_file) -> t | |
65038c61 C |
1095 | | Ast0.NONDECL(stmt) -> |
1096 | let stmt = statement stmt in mkres t (Ast0.NONDECL(stmt)) stmt stmt | |
34e49164 C |
1097 | | Ast0.CODE(rule_elem_dots) -> |
1098 | let rule_elem_dots = dots is_stm_dots None statement rule_elem_dots in | |
1099 | mkres t (Ast0.CODE(rule_elem_dots)) rule_elem_dots rule_elem_dots | |
1100 | | Ast0.ERRORWORDS(exps) -> t | |
65038c61 | 1101 | | Ast0.OTHER(_) | Ast0.TOPCODE(_) -> failwith "eliminated by top_level" |
faf9a90c | 1102 | |
34e49164 C |
1103 | (* --------------------------------------------------------------------- *) |
1104 | (* Entry points *) | |
faf9a90c | 1105 | |
978fd7e5 | 1106 | let compute_lines attachable_or x = |
5636bb2c | 1107 | in_nest_count := 0; |
978fd7e5 C |
1108 | inherit_attachable := attachable_or; |
1109 | List.map top_level x | |
1110 | ||
1111 | let compute_statement_lines attachable_or x = | |
5636bb2c | 1112 | in_nest_count := 0; |
978fd7e5 C |
1113 | inherit_attachable := attachable_or; |
1114 | statement x | |
1115 | ||
1116 | let compute_statement_dots_lines attachable_or x = | |
5636bb2c | 1117 | in_nest_count := 0; |
978fd7e5 C |
1118 | inherit_attachable := attachable_or; |
1119 | statement_dots x | |
faf9a90c | 1120 |