These patches replace what appears to be a reference to the name of the
current function but is misspelled in some way by either the name of the
function itself, or by %s and then __func__ in an argument list.
// <smpl>
// sudo apt-get install python-pip
// sudo pip install python-Levenshtein
// spatch requires the argument --in-place
virtual after_start
@initialize:ocaml@
@@
let extensible_functions = ref ([] : string list)
let restarted = ref false
let restart _ =
restarted := true;
let it = new iteration() in
it#add_virtual_rule After_start;
Printf.eprintf "restarting\n";
it#register()
@initialize:python@
@@
import re
from Levenshtein import distance
mindist = 1 // 1 to find only misspellings
maxdist = 2
ignore_leading = True
// ---------------------------------------------------------------------
@r0@
constant char [] c;
identifier f;
@@
f(...,c,...)
@script:ocaml@
c << r0.c;
f << r0.f;
@@
(if not !restarted then restart());
match Str.split_delim (Str.regexp "%") c with
_::_::_ ->
if not (List.mem f !extensible_functions)
then extensible_functions := f :: !extensible_functions
| _ -> ()
// ---------------------------------------------------------------------
@r depends on after_start@
constant char [] c;
position p;
identifier f;
@@
f(...,c@p,...)
@script:python flt@
c << r.c;
p << r.p;
matched;
@@
func = p[0].current_element
wpattern = "[a-zA-Z_][a-zA-Z0-9_]*"
if ignore_leading:
func = func.strip("_")
wpattern = "[a-zA-Z][a-zA-Z0-9_]*"
lf = len(func)
cocci.include_match(False)
// ignore extremely short function names
if lf > 3:
words = [w for w in re.findall(wpattern, c) if abs(len(w) - lf) <= maxdist]
for w in words:
d = distance(w, func)
if mindist <= d and d <= maxdist:
coccinelle.matched = w
cocci.include_match(True)
//print "%s:%d:%s():%d: %s" % (p[0].file, int(p[0].line), func, d, c)
break
@script:ocaml r2@
c << r.c;
f << r.f;
matched << flt.matched;
fixed;
@@
let pieces = Str.split_delim (Str.regexp_string matched) c in
match pieces with
[before;after] ->
let preceeding =
List.length(Str.split (Str.regexp_string "%") before) > 1 in
if preceeding
then Coccilib.include_match false
else
if List.mem f !extensible_functions
then fixed := before ^ "%s" ^ after
else Coccilib.include_match false
| _ -> Coccilib.include_match false
@changed1@
constant char [] r.c;
identifier r2.fixed;
position r.p;
identifier r.f;
@@
f(...,
-c@p
+fixed,__func__
,...)
// -------------------------------------------------------------------
@s depends on after_start@
constant char [] c;
position p;
identifier f;
@@
f(...,c@p,...)
@script:python flt2@
c << s.c;
p << s.p;
matched;
@@
func = p[0].current_element
wpattern = "[a-zA-Z_][a-zA-Z0-9_]*"
if ignore_leading:
func = func.strip("_")
wpattern = "[a-zA-Z][a-zA-Z0-9_]*"
lf = len(func)
cocci.include_match(False)
// ignore extremely short function names
if lf > 3:
words = [w for w in re.findall(wpattern, c) if abs(len(w) - lf) <= maxdist]
for w in words:
d = distance(w, func)
if mindist <= d and d <= maxdist:
coccinelle.matched = w
cocci.include_match(True)
//print "%s:%d:%s():%d: %s" % (p[0].file, int(p[0].line), func, d, c)
break
@script:ocaml s2@
c << s.c;
f << s.f;
p << s.p;
matched << flt2.matched;
fixed;
@@
let ce = (List.hd p).current_element in
let pieces = Str.split_delim (Str.regexp_string matched) c in
match pieces with
[before;after] ->
let preceeding =
List.length(Str.split (Str.regexp_string "%") before) > 1 in
if preceeding
then Coccilib.include_match false
else
if List.mem f !extensible_functions
then Coccilib.include_match false
else fixed := before ^ ce ^ after
| _ -> Coccilib.include_match false
@changed2@
constant char [] s.c;
identifier s2.fixed;
position s.p;
identifier s.f;
@@
f(...,
-c@p
+fixed
,...)
// </smpl>
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