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| author | Rasmus Villemoes <linux@rasmusvillemoes.dk> | 2013-08-11 21:05:12 +0000 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2013-08-13 22:43:41 +0200 |
| commit | 46b5c9b856e8bcb44d8570cc55c46d19ca2428ff (patch) | |
| tree | 32f76c8658a3c855d48f9313f98a2636df9c67f9 /scripts | |
| parent | c95182bf9bd2df55739b187df8e972cb6cbee895 (diff) | |
| download | linux-46b5c9b856e8bcb44d8570cc55c46d19ca2428ff.tar.bz2 | |
coccinelle: replace 0/1 with false/true in functions returning bool
This semantic patch replaces "return {0,1};" with "return
{false,true};" in functions returning bool.
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Acked-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Michal Marek <mmarek@suse.cz>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/coccinelle/misc/boolreturn.cocci | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/scripts/coccinelle/misc/boolreturn.cocci b/scripts/coccinelle/misc/boolreturn.cocci new file mode 100644 index 000000000000..a43c7b0c36ef --- /dev/null +++ b/scripts/coccinelle/misc/boolreturn.cocci @@ -0,0 +1,58 @@ +/// Return statements in functions returning bool should use +/// true/false instead of 1/0. +// +// Confidence: High +// Options: --no-includes --include-headers + +virtual patch +virtual report +virtual context + +@r1 depends on patch@ +identifier fn; +typedef bool; +symbol false; +symbol true; +@@ + +bool fn ( ... ) +{ +<... +return +( +- 0 ++ false +| +- 1 ++ true +) + ; +...> +} + +@r2 depends on report || context@ +identifier fn; +position p; +@@ + +bool fn ( ... ) +{ +<... +return +( +* 0@p +| +* 1@p +) + ; +...> +} + + +@script:python depends on report@ +p << r2.p; +fn << r2.fn; +@@ + +msg = "WARNING: return of 0/1 in function '%s' with return type bool" % fn +coccilib.report.print_report(p[0], msg) |