1 // SPDX-License-Identifier: GPL-2.0-only <<
2 /// Find duplicate field initializations. Thi 1 /// Find duplicate field initializations. This has a high rate of false
3 /// positives due to #ifdefs, which Coccinelle 2 /// positives due to #ifdefs, which Coccinelle is not aware of in a structure
4 /// initialization. 3 /// initialization.
5 /// 4 ///
6 // Confidence: Low 5 // Confidence: Low
7 // Copyright: (C) 2010-2012 Nicolas Palix. !! 6 // Copyright: (C) 2010-2012 Nicolas Palix. GPLv2.
8 // Copyright: (C) 2010-2012 Julia Lawall, INRI !! 7 // Copyright: (C) 2010-2012 Julia Lawall, INRIA/LIP6. GPLv2.
9 // Copyright: (C) 2010-2012 Gilles Muller, INR !! 8 // Copyright: (C) 2010-2012 Gilles Muller, INRIA/LiP6. GPLv2.
10 // URL: https://coccinelle.gitlabpages.inria.f !! 9 // URL: http://coccinelle.lip6.fr/
11 // Comments: requires at least Coccinelle 0.2. 10 // Comments: requires at least Coccinelle 0.2.4, lex or parse error otherwise
12 // Options: --no-includes --include-headers !! 11 // Options: -no_includes -include_headers
13 12
14 virtual org 13 virtual org
15 virtual report 14 virtual report
16 15
17 @r@ 16 @r@
18 identifier I, s, fld; 17 identifier I, s, fld;
19 position p0,p; 18 position p0,p;
20 expression E; 19 expression E;
21 @@ 20 @@
22 21
23 struct I s =@p0 { ..., .fld@p = E, ...}; 22 struct I s =@p0 { ..., .fld@p = E, ...};
24 23
25 @s@ 24 @s@
26 identifier I, s, r.fld; 25 identifier I, s, r.fld;
27 position r.p0,p; 26 position r.p0,p;
28 expression E; 27 expression E;
29 @@ 28 @@
30 29
31 struct I s =@p0 { ..., .fld@p = E, ...}; 30 struct I s =@p0 { ..., .fld@p = E, ...};
32 31
33 @script:python depends on org@ 32 @script:python depends on org@
34 p0 << r.p0; 33 p0 << r.p0;
35 fld << r.fld; 34 fld << r.fld;
36 ps << s.p; 35 ps << s.p;
37 pr << r.p; 36 pr << r.p;
38 @@ 37 @@
39 38
40 if int(ps[0].line) < int(pr[0].line) or (int(p 39 if int(ps[0].line) < int(pr[0].line) or (int(ps[0].line) == int(pr[0].line) and int(ps[0].column) < int(pr[0].column)):
41 cocci.print_main(fld,p0) 40 cocci.print_main(fld,p0)
42 cocci.print_secs("s",ps) 41 cocci.print_secs("s",ps)
43 cocci.print_secs("r",pr) 42 cocci.print_secs("r",pr)
44 43
45 @script:python depends on report@ 44 @script:python depends on report@
46 p0 << r.p0; 45 p0 << r.p0;
47 fld << r.fld; 46 fld << r.fld;
48 ps << s.p; 47 ps << s.p;
49 pr << r.p; 48 pr << r.p;
50 @@ 49 @@
51 50
52 if int(ps[0].line) < int(pr[0].line) or (int(p 51 if int(ps[0].line) < int(pr[0].line) or (int(ps[0].line) == int(pr[0].line) and int(ps[0].column) < int(pr[0].column)):
53 msg = "%s: first occurrence line %s, second 52 msg = "%s: first occurrence line %s, second occurrence line %s" % (fld,ps[0].line,pr[0].line)
54 coccilib.report.print_report(p0[0],msg) 53 coccilib.report.print_report(p0[0],msg)
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