From d2e025f364369dbe0a7dee1b15f198f5718f246a Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Fri, 13 Feb 2015 14:38:57 -0800 Subject: [PATCH] checkpatch: add --strict test for spaces around arithmetic Some prefer code to have spaces around arithmetic so instead of: a = b*c+d; suggest a = b * c + d; Signed-off-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index bf232642cbb3..32bd31c1345c 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -3689,7 +3689,22 @@ sub process { $op eq '*' or $op eq '/' or $op eq '%') { - if ($ctx =~ /Wx[^WCE]|[^WCE]xW/) { + if ($check) { + if (defined $fix_elements[$n + 2] && $ctx !~ /[EW]x[EW]/) { + if (CHK("SPACING", + "spaces preferred around that '$op' $at\n" . $hereptr)) { + $good = rtrim($fix_elements[$n]) . " " . trim($fix_elements[$n + 1]) . " "; + $fix_elements[$n + 2] =~ s/^\s+//; + $line_fixed = 1; + } + } elsif (!defined $fix_elements[$n + 2] && $ctx !~ /Wx[OE]/) { + if (CHK("SPACING", + "space preferred before that '$op' $at\n" . $hereptr)) { + $good = rtrim($fix_elements[$n]) . " " . trim($fix_elements[$n + 1]); + $line_fixed = 1; + } + } + } elsif ($ctx =~ /Wx[^WCE]|[^WCE]xW/) { if (ERROR("SPACING", "need consistent spacing around '$op' $at\n" . $hereptr)) { $good = rtrim($fix_elements[$n]) . " " . trim($fix_elements[$n + 1]) . " "; -- 2.20.1