On Mon, 2012-12-17 at 18:00 +0100, Borislav Petkov wrote:
> On Mon, Dec 17, 2012 at 07:35:44AM -0800, Joe Perches wrote:
> > Perhaps Cesar can use his script as a starting point to find those
> > pattern invalidating commits or maybe add the capability (or a
> > --strict check) to checkpatch.
>
> Or that, I don't have a strict preference.
>
> So, yeah, I can see how checkpatch saying: "you've just renamed a
> file and thusly invalidated a pattern in MAINTAINERS. Pls, consider
> correcting the pattern" could make sense. And I would even add it to
> default functionality since the MAINTAINERS patterns are something we
> want to always have up-to-date, IMO.
Maybe something like this:
scripts/checkpatch.pl | 20 ++++++++++++++++++--
1 files changed, 18 insertions(+), 2 deletions(-)
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 725c596..a7dddc1 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1379,6 +1379,7 @@ sub process {
# Trace the real file/line as we go.
my $realfile = '';
my $realline = 0;
+ my $modifiedfile = '';
my $realcnt = 0;
my $here = '';
my $in_comment = 0;
@@ -1536,8 +1537,10 @@ sub process {
$here = "#$realline: " if ($file);
# extract the filename as it passes
- if ($line =~ /^diff --git.*?(\S+)$/) {
- $realfile = $1;
+ if ($line =~ /^diff --git\s+(\S+)\s+(\S+)$/) {
+ $modifiedfile = $1;
+ $realfile = $2;
+ $modifiedfile =~ s@^([^/]*)/@@;
$realfile =~ s@^([^/]*)/@@;
$in_commit_log = 0;
} elsif ($line =~ /^\+\+\+\s+(\S+)/) {
@@ -1556,6 +1559,19 @@ sub process {
ERROR("MODIFIED_INCLUDE_ASM",
"do not modify files in include/asm,
change architecture specific files in include/asm-<architecture>\n" .
"$here$rawline\n");
}
+
+ my $action = "renames $modifiedfile to $realfile";
+ $action = "creates file $realfile" if ($modifiedfile =~
m@dev/null@);
+ $action = "deletes file $modifiedfile" if ($realfile =~
m@dev/null@);
+
+ CHK("MAINTAINERS",
+ "Patch $action, update MAINTAINERS?\n");
+
+ next;
+ } elsif ($line =~ /^\-\-\-\s+(\S+)/) {
+ $modifiedfile = $1;
+ $modifiedfile =~ s@^([^/]*)/@@;
+ $in_commit_log = 0;
next;
}
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