(*
-* Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen
-* Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller
-* This file is part of Coccinelle.
-*
-* Coccinelle is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, according to version 2 of the License.
-*
-* Coccinelle is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with Coccinelle. If not, see <http://www.gnu.org/licenses/>.
-*
-* The authors reserve the right to distribute this or future versions of
-* Coccinelle under other licenses.
-*)
+ * Copyright 2005-2010, Ecole des Mines de Nantes, University of Copenhagen
+ * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix
+ * This file is part of Coccinelle.
+ *
+ * Coccinelle is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, according to version 2 of the License.
+ *
+ * Coccinelle is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * The authors reserve the right to distribute this or future versions of
+ * Coccinelle under other licenses.
+ *)
+
+
+(*
+ * Copyright 2005-2010, Ecole des Mines de Nantes, University of Copenhagen
+ * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix
+ * This file is part of Coccinelle.
+ *
+ * Coccinelle is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, according to version 2 of the License.
+ *
+ * Coccinelle is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * The authors reserve the right to distribute this or future versions of
+ * Coccinelle under other licenses.
+ *)
(* splits the entire file into minus and plus fragments, and parses each
match line_type tok with
D.MINUS | D.OPTMINUS | D.UNIQUEMINUS -> ":-"
| D.PLUS -> ":+"
+ | D.PLUSPLUS -> ":++"
| D.CONTEXT | D.UNIQUE | D.OPT -> ""
let token2c (tok,_) =
| PC.TName -> "name"
| PC.TRuleName str -> "rule_name-"^str
| PC.TUsing -> "using"
+ | PC.TVirtual -> "virtual"
| PC.TPathIsoFile str -> "path_iso_file-"^str
| PC.TDisable -> "disable"
| PC.TExtends -> "extends"
| PC.Tconst(clt) -> "const"^(line_type2c clt)
| PC.Tvolatile(clt) -> "volatile"^(line_type2c clt)
- | PC.TPragma(s,_) -> s
+ | PC.TPragma(Ast.Noindent s,_) -> s
+ | PC.TPragma(Ast.Indent s,_) -> s
| PC.TIncludeL(s,clt) -> (pr "#include \"%s\"" s)^(line_type2c clt)
| PC.TIncludeNL(s,clt) -> (pr "#include <%s>" s)^(line_type2c clt)
| PC.TDefine(clt,_) -> "#define"^(line_type2c clt)
| PC.TAnd (clt) -> "&"^(line_type2c clt)
| PC.TEqEq(clt) -> "=="^(line_type2c clt)
| PC.TNotEq(clt) -> "!="^(line_type2c clt)
+ | PC.TSub(clt) -> "<="^(line_type2c clt)
+ | PC.TTildeEq(clt) -> "~="^(line_type2c clt)
+ | PC.TTildeExclEq(clt) -> "~!="^(line_type2c clt)
| PC.TLogOp(op,clt) ->
(match op with
Ast.Inf -> "<"
| PC.TIsoExpression -> "Expression"
| PC.TIsoArgExpression -> "ArgExpression"
| PC.TIsoTestExpression -> "TestExpression"
+ | PC.TIsoToTestExpression -> "ToTestExpression"
| PC.TIsoStatement -> "Statement"
| PC.TIsoDeclaration -> "Declaration"
| PC.TIsoType -> "Type"
| PC.TString(_,clt) | PC.TChar(_,clt) | PC.TFloat(_,clt) | PC.TInt(_,clt)
| PC.TOrLog(clt) | PC.TAndLog(clt) | PC.TOr(clt) | PC.TXor(clt)
- | PC.TAnd (clt) | PC.TEqEq(clt) | PC.TNotEq(clt) | PC.TLogOp(_,clt)
+ | PC.TAnd (clt) | PC.TEqEq(clt) | PC.TNotEq(clt) | PC.TTildeEq(clt)
+ | PC.TLogOp(_,clt)
| PC.TShOp(_,clt) | PC.TPlus(clt) | PC.TMinus(clt) | PC.TMul(clt)
| PC.TDmOp(_,clt) | PC.TTilde (clt)
| PC.TWhen(clt) | PC.TWhenTrue(clt) | PC.TWhenFalse(clt)
| PC.TAny(clt) | PC.TStrict(clt) | PC.TEllipsis(clt)
(* | PC.TCircles(clt) | PC.TStars(clt) *)
+ | PC.TOEllipsis(clt) | PC.TCEllipsis(clt)
+ | PC.TPOEllipsis(clt) | PC.TPCEllipsis(clt) (* | PC.TOCircles(clt)
+ | PC.TCCircles(clt) | PC.TOStars(clt) | PC.TCStars(clt) *)
| PC.TWhy(clt) | PC.TDotDot(clt) | PC.TBang(clt) | PC.TOPar(clt)
| PC.TCPar(clt)
| PC.TEq(clt) | PC.TAssign(_,clt) | PC.TDot(clt) | PC.TComma(clt)
| PC.TPtVirg(clt) ->
- if line_type clt = D.PLUS
+ if List.mem (line_type clt) [D.PLUS;D.PLUSPLUS]
then PLUS
else if only_plus then NOTPLUS
else if line_type clt = D.CONTEXT then PLUS else NOTPLUS
- | PC.TOPar0(clt) | PC.TMid0(clt) | PC.TCPar0(clt)
- | PC.TOEllipsis(clt) | PC.TCEllipsis(clt)
- | PC.TPOEllipsis(clt) | PC.TPCEllipsis(clt) (* | PC.TOCircles(clt)
- | PC.TCCircles(clt) | PC.TOStars(clt) | PC.TCStars(clt) *) -> NOTPLUS
+ | PC.TOPar0(clt) | PC.TMid0(clt) | PC.TCPar0(clt) -> NOTPLUS
| PC.TMetaPos(nm,_,_,_) -> NOTPLUS
+ | PC.TSub(clt) -> NOTPLUS
| _ -> SKIP
| PC.TString(_,clt) | PC.TChar(_,clt) | PC.TFloat(_,clt) | PC.TInt(_,clt)
| PC.TOrLog(clt) | PC.TAndLog(clt) | PC.TOr(clt) | PC.TXor(clt)
- | PC.TAnd (clt) | PC.TEqEq(clt) | PC.TNotEq(clt) | PC.TLogOp(_,clt)
+ | PC.TAnd (clt) | PC.TEqEq(clt) | PC.TNotEq(clt) | PC.TTildeEq(clt)
+ | PC.TSub(clt) | PC.TLogOp(_,clt)
| PC.TShOp(_,clt) | PC.TPlus(clt) | PC.TMinus(clt) | PC.TMul(clt)
| PC.TDmOp(_,clt) | PC.TTilde (clt)
| PC.TAnd (_) -> (PC.TAnd (clt),x)
| PC.TEqEq(_) -> (PC.TEqEq(clt),x)
| PC.TNotEq(_) -> (PC.TNotEq(clt),x)
+ | PC.TTildeEq(_) -> (PC.TTildeEq(clt),x)
+ | PC.TSub(_) -> (PC.TSub(clt),x)
| PC.TLogOp(op,_) -> (PC.TLogOp(op,clt),x)
| PC.TShOp(op,_) -> (PC.TShOp(op,clt),x)
| PC.TPlus(_) -> (PC.TPlus(clt),x)
let (d,_,_,_,_,_,_,_) = clt in
match d with
D.MINUS | D.OPTMINUS | D.UNIQUEMINUS -> ([t],[])
- | D.PLUS -> ([],[t])
+ | D.PLUS | D.PLUSPLUS -> ([],[t])
| D.CONTEXT | D.UNIQUE | D.OPT -> ([t],[t])
let split_token ((tok,_) as t) =
| PC.TFunction | PC.TTypedef | PC.TDeclarer | PC.TIterator | PC.TName
| PC.TType | PC.TParameter | PC.TLocal | PC.Tlist | PC.TFresh
| PC.TCppConcatOp | PC.TPure
- | PC.TContext | PC.TRuleName(_) | PC.TUsing | PC.TDisable | PC.TExtends
- | PC.TPathIsoFile(_)
+ | PC.TContext | PC.TRuleName(_) | PC.TUsing | PC.TVirtual | PC.TDisable
+ | PC.TExtends | PC.TPathIsoFile(_)
| PC.TDepends | PC.TOn | PC.TEver | PC.TNever | PC.TExists | PC.TForall
| PC.TError | PC.TWords | PC.TGenerated | PC.TNothing -> ([t],[t])
| PC.TFunDecl(clt)
| PC.TWhen(clt) | PC.TWhenTrue(clt) | PC.TWhenFalse(clt)
| PC.TAny(clt) | PC.TStrict(clt) | PC.TLineEnd(clt)
- | PC.TEllipsis(clt) (* | PC.TCircles(clt) | PC.TStars(clt) *) -> split t clt
+ | PC.TEllipsis(clt) (* | PC.TCircles(clt) | PC.TStars(clt) *)
+ | PC.TOEllipsis(clt) | PC.TCEllipsis(clt)
+ | PC.TPOEllipsis(clt) | PC.TPCEllipsis(clt) -> split t clt
- | PC.TOEllipsis(_) | PC.TCEllipsis(_) (* clt must be context *)
- | PC.TPOEllipsis(_) | PC.TPCEllipsis(_) (* clt must be context *)
(*
| PC.TOCircles(_) | PC.TCCircles(_) (* clt must be context *)
| PC.TOStars(_) | PC.TCStars(_) (* clt must be context *)
*)
+
| PC.TBang0 | PC.TPlus0 | PC.TWhy0 ->
([t],[t])
split t clt
| PC.TOrLog(clt) | PC.TAndLog(clt) | PC.TOr(clt) | PC.TXor(clt)
- | PC.TAnd (clt) | PC.TEqEq(clt) | PC.TNotEq(clt) | PC.TLogOp(_,clt)
+ | PC.TAnd (clt) | PC.TEqEq(clt) | PC.TNotEq(clt) | PC.TTildeEq(clt)
+ | PC.TTildeExclEq(clt) | PC.TSub(clt) | PC.TLogOp(_,clt)
| PC.TShOp(_,clt) | PC.TPlus(clt) | PC.TMinus(clt) | PC.TMul(clt)
| PC.TDmOp(_,clt) | PC.TTilde (clt) -> split t clt
| PC.TIso | PC.TRightIso
| PC.TIsoExpression | PC.TIsoStatement | PC.TIsoDeclaration | PC.TIsoType
- | PC.TIsoTopLevel | PC.TIsoArgExpression | PC.TIsoTestExpression ->
+ | PC.TIsoTopLevel | PC.TIsoArgExpression | PC.TIsoTestExpression
+ | PC.TIsoToTestExpression ->
failwith "unexpected tokens"
| PC.TScriptData s -> ([t],[t])
(* ----------------------------------------------------------------------- *)
+(* In a nest, if the nest is -, all of the nested code must also be -.
+All are converted to context, because the next takes care of the -. *)
+let check_nests tokens =
+ let is_minus t =
+ let (line_type,a,b,c,d,e,f,g) = get_clt t in
+ List.mem line_type [D.MINUS;D.OPTMINUS;D.UNIQUEMINUS] in
+ let drop_minus t =
+ let clt = try Some(get_clt t) with Failure _ -> None in
+ match clt with
+ Some (line_type,a,b,c,d,e,f,g) ->
+ (match line_type with
+ D.MINUS -> update_clt t (D.CONTEXT,a,b,c,d,e,f,g)
+ | D.OPTMINUS -> update_clt t (D.OPT,a,b,c,d,e,f,g)
+ | D.UNIQUEMINUS -> update_clt t (D.UNIQUE,a,b,c,d,e,f,g)
+ | _ -> failwith "minus token expected")
+ | None -> t in
+ let rec outside = function
+ [] -> []
+ | ((PC.TPOEllipsis(clt),q) as t)::r when is_minus t -> t :: inside 0 r
+ | t::r -> t :: outside r
+ and inside stack = function
+ [] -> failwith "missing nest end"
+ | ((PC.TPCEllipsis(clt),q) as t)::r ->
+ (drop_minus t)
+ :: (if stack = 0 then outside r else inside (stack - 1) r)
+ | ((PC.TPOEllipsis(clt),q) as t)::r ->
+ (drop_minus t) :: (inside (stack + 1) r)
+ | t :: r -> (drop_minus t) :: (inside stack r) in
+ outside tokens
+
let check_parentheses tokens =
let clt2line (_,line,_,_,_,_,_,_) = line in
let rec loop seen_open = function
(Printf.sprintf
"unexpected close parenthesis in line %d\n" (clt2line clt))
| Common.Left _ :: seen_open -> loop seen_open rest
- | Common.Right open_line :: _ ->
+ | Common.Right open_line :: _ ->
failwith
(Printf.sprintf
"disjunction parenthesis in line %d column 0 matched to normal parenthesis on line %d\n" open_line (clt2line clt)))
(Printf.sprintf
"unexpected close parenthesis in line %d\n" (clt2line clt))
| Common.Right _ :: seen_open -> loop seen_open rest
- | Common.Left open_line :: _ ->
+ | Common.Left open_line :: _ ->
failwith
(Printf.sprintf
"normal parenthesis in line %d matched to disjunction parenthesis on line %d column 0\n" open_line (clt2line clt)))
let (d,_,_,_,_,_,_,_) = get_clt tok in
(match d with
D.MINUS | D.OPTMINUS | D.UNIQUEMINUS -> true
- | D.PLUS -> false
+ | D.PLUS | D.PLUSPLUS -> false
| D.CONTEXT | D.UNIQUE | D.OPT -> false)
with _ -> false in
let rec minus_loop = function
(translate_when_true_false (* after insert_line_end *)
(insert_line_end
(detect_types false
- (find_function_names (detect_attr (check_parentheses tokens))))))
+ (find_function_names
+ (detect_attr
+ (check_nests
+ (check_parentheses tokens)))))))
let prepare_mv_tokens tokens =
detect_types false (detect_attr tokens)
let any_modif rule =
let mcode x =
match Ast0.get_mcode_mcodekind x with
- Ast0.MINUS _ | Ast0.PLUS -> true
+ Ast0.MINUS _ | Ast0.PLUS _ -> true
| _ -> false in
let donothing r k e = k e in
let bind x y = x or y in
donothing donothing in
List.exists fn.VT0.combiner_rec_top_level rule
+let eval_virt virt =
+ List.iter
+ (function x ->
+ if not (List.mem x virt)
+ then
+ failwith
+ (Printf.sprintf "unknown virtual rule %s\n" x))
+ !Flag.defined_virtual_rules
+
let drop_last extra l = List.rev(extra@(List.tl(List.rev l)))
let partition_either l =
| Ast.GeneratedRulename (nm,a,b,c,d,e) ->
Ast.GeneratedRulename (check_name nm,a,b,c,d,e)
| Ast.ScriptRulename(s,deps) -> Ast.ScriptRulename(s,deps)
- | Ast.InitialScriptRulename(s) -> Ast.InitialScriptRulename(s)
- | Ast.FinalScriptRulename(s) -> Ast.FinalScriptRulename(s)
+ | Ast.InitialScriptRulename(s,deps) -> Ast.InitialScriptRulename(s,deps)
+ | Ast.FinalScriptRulename(s,deps) -> Ast.FinalScriptRulename(s,deps)
else
Ast.CocciRulename(Some(mknm()),Ast.NoDep,[],[],Ast.Undetermined,false) in
Data.in_rule_name := false;
let (more,tokens) =
get_tokens
[PC.TIsoStatement;PC.TIsoExpression;PC.TIsoArgExpression;
- PC.TIsoTestExpression;
+ PC.TIsoTestExpression; PC.TIsoToTestExpression;
PC.TIsoDeclaration;PC.TIsoType;PC.TIsoTopLevel] in
let next_start = List.hd(List.rev tokens) in
let dummy_info = ("",(-1,-1),(-1,-1)) in
let tokens = prepare_tokens (start@tokens) in
(*
print_tokens "iso tokens" tokens;
- *)
+ å*)
let entry = parse_one "iso main" PC.iso_main file tokens in
let entry = List.map (List.map Test_exps.process_anything) entry in
if more
Data.in_iso := false;
existing_isos@(List.concat (List.rev res))
-let rec parse file =
+(* None = dependency not satisfied
+ Some dep = dependency satisfied or unknown and dep has virts optimized
+ away *)
+let eval_depend dep virt =
+ let rec loop dep =
+ match dep with
+ Ast.Dep req | Ast.EverDep req ->
+ if List.mem req virt
+ then
+ if List.mem req !Flag.defined_virtual_rules
+ then Some Ast.NoDep
+ else None
+ else Some dep
+ | Ast.AntiDep antireq | Ast.NeverDep antireq ->
+ if List.mem antireq virt
+ then
+ if not(List.mem antireq !Flag.defined_virtual_rules)
+ then Some Ast.NoDep
+ else None
+ else Some dep
+ | Ast.AndDep(d1,d2) ->
+ (match (loop d1, loop d2) with
+ (None,_) | (_,None) -> None
+ | (Some Ast.NoDep,x) | (x,Some Ast.NoDep) -> x
+ | (Some x,Some y) -> Some (Ast.AndDep(x,y)))
+ | Ast.OrDep(d1,d2) ->
+ (match (loop d1, loop d2) with
+ (None,None) -> None
+ | (Some Ast.NoDep,x) | (x,Some Ast.NoDep) -> Some Ast.NoDep
+ | (None,x) | (x,None) -> x
+ | (Some x,Some y) -> Some (Ast.OrDep(x,y)))
+ | Ast.NoDep | Ast.FailDep -> Some dep
+ in
+ loop dep
+
+let parse file =
+ Lexer_cocci.init();
+ let rec parse_loop file =
+ Lexer_cocci.include_init ();
let table = Common.full_charpos_to_pos file in
Common.with_open_infile file (fun channel ->
let lexbuf = Lexing.from_channel channel in
let include_and_iso_files =
parse_one "include and iso file names" PC.include_main file data in
- let (include_files,iso_files) =
+ let (include_files,iso_files,virt) =
List.fold_left
- (function (include_files,iso_files) ->
+ (function (include_files,iso_files,virt) ->
function
- Data.Include s -> (s::include_files,iso_files)
- | Data.Iso s -> (include_files,s::iso_files))
- ([],[]) include_and_iso_files in
-
- let (extra_iso_files, extra_rules) =
- List.split (List.map parse include_files) in
+ Data.Include s -> (s::include_files,iso_files,virt)
+ | Data.Iso s -> (include_files,s::iso_files,virt)
+ | Data.Virt l -> (include_files,iso_files,l@virt))
+ ([],[],[]) include_and_iso_files in
+
+ List.iter (function x -> Hashtbl.add Lexer_cocci.rule_names x ())
+ virt;
+
+ let (extra_iso_files, extra_rules, extra_virt, extra_metas) =
+ let rec loop = function
+ [] -> ([],[],[],[])
+ | (a,b,c,d)::rest ->
+ let (x,y,z,zz) = loop rest in
+ (a::x,b::y,c::z,d@zz) in
+ loop (List.map parse_loop include_files) in
let parse_cocci_rule ruletype old_metas
(rule_name, dependencies, iso, dropiso, exists, is_expression) =
(* get metavariable declarations *)
let (metavars, inherited_metavars) =
get_metavars PC.meta_main table file lexbuf in
- Hashtbl.add Data.all_metadecls rule_name metavars;
- Hashtbl.add Lexer_cocci.rule_names rule_name ();
- Hashtbl.add Lexer_cocci.all_metavariables rule_name
- (Hashtbl.fold
+ Hashtbl.add Data.all_metadecls rule_name metavars;
+ Hashtbl.add Lexer_cocci.rule_names rule_name ();
+ Hashtbl.add Lexer_cocci.all_metavariables rule_name
+ (Hashtbl.fold
(fun key v rest -> (key,v)::rest)
Lexer_cocci.metavariables []);
let (_, plus_tokens) =
split_token_stream (minus_to_nothing tokens) in
+ (*
+ print_tokens "minus tokens" minus_tokens;
+ print_tokens "plus tokens" plus_tokens;
+ *)
+
let minus_tokens = consume_minus_positions minus_tokens in
let minus_tokens = prepare_tokens minus_tokens in
let plus_tokens = prepare_tokens plus_tokens in
Printf.printf "before plus parse\n";
*)
let plus_res =
- if !Flag.sgrep_mode2
+ (* put ignore_patch_or_match with * case, which is less
+ constraining *)
+ if !Flag.sgrep_mode2 or !D.ignore_patch_or_match
then (* not actually used for anything, except context_neg *)
List.map
(Iso_pattern.rebuild_mcode None).VT0.rebuilder_rec_top_level
(iso, dropiso, dependencies, rule_name, exists)),
(plus_res, metavars), ruletype), metavars, tokens) in
+ let rec collect_script_tokens = function
+ [(PC.EOF,_)] | [(PC.TArobArob,_)] | [(PC.TArob,_)] -> ""
+ | (PC.TScriptData(s),_)::xs -> s^(collect_script_tokens xs)
+ | toks ->
+ List.iter
+ (function x ->
+ Printf.printf "%s\n" (token2c x))
+ toks;
+ failwith "Malformed script rule" in
+
let parse_script_rule language old_metas deps =
let get_tokens = tokens_script_all table file false lexbuf in
get_script_metavars PC.script_meta_main table file lexbuf) in
let exists_in old_metas (py,(r,m)) =
+ r = "virtual" or
let test (rr,mr) x =
let (ro,vo) = Ast.get_meta_name x in
ro = rr && vo = mr in
(* script code *)
let (more, tokens) = get_tokens [PC.TArobArob; PC.TArob] in
- let data =
- match List.hd tokens with
- (PC.TScriptData(s),_) -> s
- | (PC.TArobArob,_) | (PC.TArob,_) -> ""
- | _ -> failwith "Malformed script rule" in
+ let data = collect_script_tokens tokens in
(more,Ast0.ScriptRule(language, deps, metavars, data),[],tokens) in
- let parse_if_script_rule k language =
+ let parse_if_script_rule k language _ deps =
let get_tokens = tokens_script_all table file false lexbuf in
(* script code *)
let (more, tokens) = get_tokens [PC.TArobArob; PC.TArob] in
- let data =
- match List.hd tokens with
- (PC.TScriptData(s),_) -> s
- | (PC.TArobArob,_) | (PC.TArob,_) -> ""
- | _ -> failwith "Malformed script rule" in
- (more,k (language, data),[],tokens) in
+ let data = collect_script_tokens tokens in
+ (more,k (language, deps, data),[],tokens) in
let parse_iscript_rule =
parse_if_script_rule
- (function (language,data) ->
- Ast0.InitialScriptRule(language,data)) in
+ (function (language,deps,data) ->
+ Ast0.InitialScriptRule(language,deps,data)) in
let parse_fscript_rule =
parse_if_script_rule
- (function (language,data) ->
- Ast0.FinalScriptRule(language,data)) in
+ (function (language,deps,data) ->
+ Ast0.FinalScriptRule(language,deps,data)) in
+
+ let do_parse_script_rule fn l old_metas deps =
+ match eval_depend deps virt with
+ Some deps -> fn l old_metas deps
+ | None -> fn l old_metas Ast.FailDep in
let parse_rule old_metas starts_with_name =
let rulename =
get_rule_name PC.rule_name starts_with_name get_tokens file
"rule" in
match rulename with
- Ast.CocciRulename (Some s, a, b, c, d, e) ->
- parse_cocci_rule Ast.Normal old_metas (s, a, b, c, d, e)
- | Ast.GeneratedRulename (Some s, a, b, c, d, e) ->
- Data.in_generating := true;
- let res =
- parse_cocci_rule Ast.Generated old_metas (s,a,b,c,d,e) in
- Data.in_generating := false;
- res
- | Ast.ScriptRulename(l,deps) -> parse_script_rule l old_metas deps
- | Ast.InitialScriptRulename(l) -> parse_iscript_rule l
- | Ast.FinalScriptRulename(l) -> parse_fscript_rule l
- | _ -> failwith "Malformed rule name"
- in
+ Ast.CocciRulename (Some s, dep, b, c, d, e) ->
+ (match eval_depend dep virt with
+ Some (dep) ->
+ parse_cocci_rule Ast.Normal old_metas (s,dep,b,c,d,e)
+ | None ->
+ D.ignore_patch_or_match := true;
+ let res =
+ parse_cocci_rule Ast.Normal old_metas
+ (s, Ast.FailDep, b, c, d, e) in
+ D.ignore_patch_or_match := false;
+ res)
+ | Ast.GeneratedRulename (Some s, dep, b, c, d, e) ->
+ (match eval_depend dep virt with
+ Some (dep) ->
+ Data.in_generating := true;
+ let res =
+ parse_cocci_rule Ast.Normal old_metas (s,dep,b,c,d,e) in
+ Data.in_generating := false;
+ res
+ | None ->
+ D.ignore_patch_or_match := true;
+ Data.in_generating := true;
+ let res =
+ parse_cocci_rule Ast.Normal old_metas
+ (s, Ast.FailDep, b, c, d, e) in
+ D.ignore_patch_or_match := false;
+ Data.in_generating := false;
+ res)
+ | Ast.ScriptRulename(l,deps) ->
+ do_parse_script_rule parse_script_rule l old_metas deps
+ | Ast.InitialScriptRulename(l,deps) ->
+ do_parse_script_rule parse_iscript_rule l old_metas deps
+ | Ast.FinalScriptRulename(l,deps) ->
+ do_parse_script_rule parse_fscript_rule l old_metas deps
+ | _ -> failwith "Malformed rule name" in
let rec loop old_metas starts_with_name =
(!Data.init_rule)();
let (more, rule, metavars, tokens) =
parse_rule old_metas starts_with_name in
+ let all_metas = metavars @ old_metas in
+
if more then
- rule::
- (loop (metavars @ old_metas) (gen_starts_with_name more tokens))
- else [rule] in
+ let (all_rules,all_metas) =
+ loop all_metas (gen_starts_with_name more tokens) in
+ (rule::all_rules,all_metas)
+ else ([rule],all_metas) in
+
+ let (all_rules,all_metas) =
+ loop extra_metas (x = PC.TArob) in
(List.fold_left
(function prev -> function cur -> Common.union_set cur prev)
iso_files extra_iso_files,
- List.fold_left
- (function prev -> function cur -> cur @ prev)
- (loop [] (x = PC.TArob)) extra_rules)
+ (* included rules first *)
+ List.fold_left (function prev -> function cur -> cur@prev)
+ all_rules (List.rev extra_rules),
+ List.fold_left (@) virt extra_virt (*no dups allowed*),
+ (all_metas : 'a list))
| _ -> failwith "unexpected code before the first rule\n")
| (false,[(PC.TArobArob,_)]) | (false,[(PC.TArob,_)]) ->
- ([],([] : Ast0.parsed_rule list))
+ ([],([] : Ast0.parsed_rule list),[] (*virtual rules*), [] (*all metas*))
| _ -> failwith "unexpected code before the first rule\n" in
- res)
+ res) in
+ parse_loop file
(* parse to ast0 and then convert to ast *)
let process file isofile verbose =
let extra_path = Filename.dirname file in
- Lexer_cocci.init();
- let (iso_files, rules) = parse file in
+ let (iso_files, rules, virt, _metas) = parse file in
+ eval_virt virt;
let std_isos =
match isofile with
None -> []
List.map
(function
Ast0.ScriptRule (a,b,c,d) -> [([],Ast.ScriptRule (a,b,c,d))]
- | Ast0.InitialScriptRule (a,b) -> [([],Ast.InitialScriptRule (a,b))]
- | Ast0.FinalScriptRule (a,b) -> [([],Ast.FinalScriptRule (a,b))]
+ | Ast0.InitialScriptRule (a,b,c) -> [([],Ast.InitialScriptRule (a,b,c))]
+ | Ast0.FinalScriptRule (a,b,c) -> [([],Ast.FinalScriptRule (a,b,c))]
| Ast0.CocciRule
((minus, metavarsm,
(iso, dropiso, dependencies, rule_name, exists)),
let minus_ast =
Ast0toast.ast0toast rule_name dependencies dropped_isos
exists minus is_exp ruletype in
+
match function_prototypes with
None -> [(extra_meta @ metavars, minus_ast)]
| Some mv_fp -> [(extra_meta @ metavars, minus_ast); mv_fp])
then List.iter Pretty_print_cocci.unparse code;
let grep_tokens =
- Common.profile_code "get_constants"
- (fun () -> Get_constants.get_constants code) in (* for grep *)
+ Common.profile_code "get_constants" (* for grep *)
+ (fun () -> Get_constants.get_constants code) in
let glimpse_tokens2 =
- Common.profile_code "get_glimpse_constants"
- (fun () -> Get_constants2.get_constants code neg_pos) in(* for glimpse *)
+ Common.profile_code "get_glimpse_constants" (* for glimpse *)
+ (fun () -> Get_constants2.get_constants code neg_pos) in
+
(metavars,code,fvs,neg_pos,ua,pos,grep_tokens,glimpse_tokens2)