From 8b8856f4b102ce148611322465f2ff8932664411 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Wed, 6 Aug 2014 16:11:14 -0700 Subject: [PATCH] checkpatch: fix brace style misuses of else and while Add --fix corrections for ELSE_AFTER_BRACE and WHILE_AFTER_BRACE misuses. if (x) { ... } else { ... } is corrected to if (x) { ... } else { ... } and do { ... } while (x); is corrected to do { ... } while (x); Signed-off-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 38 ++++++++++++++++++++++++++++++-------- 1 file changed, 30 insertions(+), 8 deletions(-) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 1e95953b488f..404e3d6906aa 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -3885,14 +3885,26 @@ sub process { # Check for }else {, these must be at the same # indent level to be relevant to each other. - if ($prevline=~/}\s*$/ and $line=~/^.\s*else\s*/ and - $previndent == $indent) { - ERROR("ELSE_AFTER_BRACE", - "else should follow close brace '}'\n" . $hereprev); + if ($prevline=~/}\s*$/ and $line=~/^.\s*else\s*/ && + $previndent == $indent) { + if (ERROR("ELSE_AFTER_BRACE", + "else should follow close brace '}'\n" . $hereprev) && + $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { + fix_delete_line($fixlinenr - 1, $prevrawline); + fix_delete_line($fixlinenr, $rawline); + my $fixedline = $prevrawline; + $fixedline =~ s/}\s*$//; + if ($fixedline !~ /^\+\s*$/) { + fix_insert_line($fixlinenr, $fixedline); + } + $fixedline = $rawline; + $fixedline =~ s/^(.\s*)else/$1} else/; + fix_insert_line($fixlinenr, $fixedline); + } } - if ($prevline=~/}\s*$/ and $line=~/^.\s*while\s*/ and - $previndent == $indent) { + if ($prevline=~/}\s*$/ and $line=~/^.\s*while\s*/ && + $previndent == $indent) { my ($s, $c) = ctx_statement_block($linenr, $realcnt, 0); # Find out what is on the end of the line after the @@ -3901,8 +3913,18 @@ sub process { $s =~ s/\n.*//g; if ($s =~ /^\s*;/) { - ERROR("WHILE_AFTER_BRACE", - "while should follow close brace '}'\n" . $hereprev); + if (ERROR("WHILE_AFTER_BRACE", + "while should follow close brace '}'\n" . $hereprev) && + $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { + fix_delete_line($fixlinenr - 1, $prevrawline); + fix_delete_line($fixlinenr, $rawline); + my $fixedline = $prevrawline; + my $trailing = $rawline; + $trailing =~ s/^\+//; + $trailing = trim($trailing); + $fixedline =~ s/}\s*$/} $trailing/; + fix_insert_line($fixlinenr, $fixedline); + } } } -- 2.20.1