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author | Michal Marek <mmarek@suse.cz> | 2010-12-14 22:01:55 +0100 |
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committer | Michal Marek <mmarek@suse.cz> | 2010-12-14 22:01:55 +0100 |
commit | 8990c1bc4be46473ad19bf2fa612ca57286f3df4 (patch) | |
tree | 3cea60576903a1d26c67e6ec62891b524d390e95 /scripts/coccinelle/misc/doubleinit.cocci | |
parent | 2979076fbf17a0947d6eba367b0cac19c907c160 (diff) | |
parent | c8ddb2713c624f432fa5fe3c7ecffcdda46ea0d4 (diff) | |
download | kernel_samsung_smdk4412-8990c1bc4be46473ad19bf2fa612ca57286f3df4.zip kernel_samsung_smdk4412-8990c1bc4be46473ad19bf2fa612ca57286f3df4.tar.gz kernel_samsung_smdk4412-8990c1bc4be46473ad19bf2fa612ca57286f3df4.tar.bz2 |
Merge commit 'v2.6.37-rc1' into kbuild/kbuild
Diffstat (limited to 'scripts/coccinelle/misc/doubleinit.cocci')
-rw-r--r-- | scripts/coccinelle/misc/doubleinit.cocci | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/scripts/coccinelle/misc/doubleinit.cocci b/scripts/coccinelle/misc/doubleinit.cocci new file mode 100644 index 0000000..55d7dc1 --- /dev/null +++ b/scripts/coccinelle/misc/doubleinit.cocci @@ -0,0 +1,53 @@ +/// Find duplicate field initializations. This has a high rate of false +/// positives due to #ifdefs, which Coccinelle is not aware of in a structure +/// initialization. +/// +// Confidence: Low +// Copyright: (C) 2010 Nicolas Palix, DIKU. GPLv2. +// Copyright: (C) 2010 Julia Lawall, DIKU. GPLv2. +// Copyright: (C) 2010 Gilles Muller, INRIA/LiP6. GPLv2. +// URL: http://coccinelle.lip6.fr/ +// Comments: +// Options: -no_includes -include_headers + +virtual org +virtual report + +@r@ +identifier I, s, fld; +position p0,p; +expression E; +@@ + +struct I s =@p0 { ... .fld@p = E, ...}; + +@s@ +identifier I, s, r.fld; +position r.p0,p; +expression E; +@@ + +struct I s =@p0 { ... .fld@p = E, ...}; + +@script:python depends on org@ +p0 << r.p0; +fld << r.fld; +ps << s.p; +pr << r.p; +@@ + +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)): + cocci.print_main(fld,p0) + cocci.print_secs("s",ps) + cocci.print_secs("r",pr) + +@script:python depends on report@ +p0 << r.p0; +fld << r.fld; +ps << s.p; +pr << r.p; +@@ + +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)): + msg = "%s: first occurrence %s, second occurrence %s" % (fld,ps[0].line,pr[0].line) + coccilib.report.print_report(p0[0],msg) |