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From: joe@perches.com (Joe Perches)
To: cocci@systeme.lip6.fr
Subject: [Cocci] coccinelle: bool if (foo) return true; else return false;
Date: Tue, 19 Apr 2016 12:12:32 -0700	[thread overview]
Message-ID: <1461093152.1917.26.camel@perches.com> (raw)
In-Reply-To: <alpine.DEB.2.02.1604172001410.2004@localhost6.localdomain6>

There's ~150 of these in the kernel.

Maybe there's use for this conversion to be added
to?scripts/coccinelle/misc/boolreturn.cocci or in
a separate file.

$ cat booltruefalse.cocci
@@
identifier fn;
expression e;
typedef bool;
symbol true;
symbol false;
@@

bool fn ( ... )
{
<...
-	if (e) return true; else return false;
+	return e;
...>
}

@@
identifier fn;
expression e;
@@

bool fn ( ... )
{
<...
-	if (e) return false; else return true;
+	return !e;
...>
}

       reply	other threads:[~2016-04-19 19:12 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1460828078-5224-1-git-send-email-dave@stgolabs.net>
     [not found] ` <1460833453.19090.79.camel@perches.com>
     [not found]   ` <1460836099.19090.82.camel@perches.com>
     [not found]     ` <alpine.DEB.2.02.1604170743060.2068@localhost6.localdomain6>
     [not found]       ` <1460881671.19090.90.camel@perches.com>
     [not found]         ` <alpine.DEB.2.02.1604171337450.2034@localhost6.localdomain6>
     [not found]           ` <1460908959.19090.95.camel@perches.com>
     [not found]             ` <alpine.DEB.2.02.1604171944500.2004@localhost6.localdomain6>
     [not found]               ` <1460915801.19090.100.camel@perches.com>
     [not found]                 ` <alpine.DEB.2.02.1604172001410.2004@localhost6.localdomain6>
2016-04-19 19:12                   ` Joe Perches [this message]
2016-04-19 19:15                     ` [Cocci] coccinelle: bool if (foo) return true; else return false; Julia Lawall
2016-04-20  7:19                       ` Michael Stefaniuc
2016-04-20  7:25                         ` Joe Perches

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