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Subject[PATCH] scripts/checkpatch.pl: Add strict test of logical test continuations at beginning of line
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On Sun, 2010-07-11 at 18:21 +0200, Jean Delvare wrote:
> On Sun, 11 Jul 2010 09:16:58 -0700, Guenter Roeck wrote:
> > On Sun, Jul 11, 2010 at 11:31:06AM -0400, Joe Perches wrote:
> > > Kernel style seems to prefer having logical tests at
> > > end of line rather than start of line.
> > Ok. Would be nice to have checkpatch.pl complain about it, though,
> > if it is a to-be-enforced rule.
> Please, not again. This has been discussed before, with the conclusion
> that nobody really cares and we don't want to add pointless warnings to
> checkpatch.pl, which in the end will just dissuade people from running
> the script and/or contributing to the kernel at all.

I don't remember that discussion. Link?

Here's a patch that makes it a "--strict" option
for those who really want to get all the style
checking options.

It also corrects a spelling typo.

Signed-off-by: Joe Perches <joe@perches.com
---
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index bd88f11..f0a4c25 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2180,6 +2180,11 @@ sub process {
ERROR("space required before the open parenthesis '('\n" . $herecurr);
}

+# Strict only - logical tests should be at EOL, not beginning of new lines
+ if ($line=~/^.\s*(\&\&|\|\|)/) {
+ CHK("logical test continuations should be on the previous line\n" . $hereprev);
+ }
+
# Check for illegal assignment in if conditional -- and check for trailing
# statements after the conditional.
if ($line =~ /do\s*(?!{)/) {
@@ -2299,7 +2304,7 @@ sub process {

#no spaces allowed after \ in define
if ($line=~/\#\s*define.*\\\s$/) {
- WARN("Whitepspace after \\ makes next lines useless\n" . $herecurr);
+ WARN("Whitespace after \\ makes next lines useless\n" . $herecurr);
}

#warn if <asm/foo.h> is #included and <linux/foo.h> is available (uses RAW line)



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