From 75238b9e6aadca6d9255d4b385e026385e78bb15 Mon Sep 17 00:00:00 2001 From: "Andrew F. Davis" Date: Mon, 17 Oct 2016 11:52:24 -0500 Subject: Coccinelle: Add misc/boolconv.cocci Add a script to check for unneeded conversions to bool. Signed-off-by: Andrew F. Davis Acked-by: Julia Lawall Signed-off-by: Michal Marek --- scripts/coccinelle/misc/boolconv.cocci | 90 ++++++++++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 scripts/coccinelle/misc/boolconv.cocci (limited to 'scripts/coccinelle') diff --git a/scripts/coccinelle/misc/boolconv.cocci b/scripts/coccinelle/misc/boolconv.cocci new file mode 100644 index 000000000000..33c464d6bc71 --- /dev/null +++ b/scripts/coccinelle/misc/boolconv.cocci @@ -0,0 +1,90 @@ +/// Remove unneeded conversion to bool +/// +//# Relational and logical operators evaluate to bool, +//# explicit conversion is overly verbose and unneeded. +// +// Copyright: (C) 2016 Andrew F. Davis GPLv2. + +virtual patch +virtual context +virtual org +virtual report + +//---------------------------------------------------------- +// For patch mode +//---------------------------------------------------------- + +@depends on patch@ +expression A, B; +symbol true, false; +@@ + +( + A == B +| + A != B +| + A > B +| + A < B +| + A >= B +| + A <= B +| + A && B +| + A || B +) +- ? true : false + +//---------------------------------------------------------- +// For context mode +//---------------------------------------------------------- + +@r depends on !patch@ +expression A, B; +symbol true, false; +position p; +@@ + +( + A == B +| + A != B +| + A > B +| + A < B +| + A >= B +| + A <= B +| + A && B +| + A || B +) +* ? true : false@p + +//---------------------------------------------------------- +// For org mode +//---------------------------------------------------------- + +@script:python depends on r&&org@ +p << r.p; +@@ + +msg = "WARNING: conversion to bool not needed here" +coccilib.org.print_todo(p[0], msg) + +//---------------------------------------------------------- +// For report mode +//---------------------------------------------------------- + +@script:python depends on r&&report@ +p << r.p; +@@ + +msg = "WARNING: conversion to bool not needed here" +coccilib.report.print_report(p[0], msg) -- cgit v1.2.3