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authorAndy Whitcroft <apw@shadowen.org>2008-10-15 22:02:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 11:21:35 -0700
commit6ecd967444223cea4a02d55fdc0f0510baa69523 (patch)
tree852a9a63f4dc4f13dd07126c81209d595e51097f /scripts
parente09dec4831bbb319987215ea0a280b2a620021b7 (diff)
downloadlinux-linaro-6ecd967444223cea4a02d55fdc0f0510baa69523.tar.gz
checkpatch: report any absolute references to kernel source files
Absolute references to kernel source files are generally only useful locally to the originator of the patch. Check for any such references and report them. Signed-off-by: Andy Whitcroft <apw@shadowen.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/checkpatch.pl41
1 files changed, 41 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 9e7e9d1d595..cc61cf7187e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -958,6 +958,33 @@ sub CHK {
}
}
+sub check_absolute_file {
+ my ($absolute, $herecurr) = @_;
+ my $file = $absolute;
+
+ ##print "absolute<$absolute>\n";
+
+ # See if any suffix of this path is a path within the tree.
+ while ($file =~ s@^[^/]*/@@) {
+ if (-f "$root/$file") {
+ ##print "file<$file>\n";
+ last;
+ }
+ }
+ if (! -f _) {
+ return 0;
+ }
+
+ # It is, so see if the prefix is acceptable.
+ my $prefix = $absolute;
+ substr($prefix, -length($file)) = '';
+
+ ##print "prefix<$prefix>\n";
+ if ($prefix ne ".../") {
+ WARN("use relative pathname instead of absolute in changelog text\n" . $herecurr);
+ }
+}
+
sub process {
my $filename = shift;
@@ -1168,6 +1195,20 @@ sub process {
$herecurr) if (!$emitted_corrupt++);
}
+# Check for absolute kernel paths.
+ if ($tree) {
+ while ($line =~ m{(?:^|\s)(/\S*)}g) {
+ my $file = $1;
+
+ if ($file =~ m{^(.*?)(?::\d+)+:?$} &&
+ check_absolute_file($1, $herecurr)) {
+ #
+ } else {
+ check_absolute_file($file, $herecurr);
+ }
+ }
+ }
+
# UTF-8 regex found at http://www.w3.org/International/questions/qa-forms-utf-8.en.php
if (($realfile =~ /^$/ || $line =~ /^\+/) &&
$rawline !~ m/^$UTF8*$/) {