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-rwxr-xr-xscripts/checkpatch.pl54
1 files changed, 54 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 3661ffc7af23..496f9abdb930 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -550,6 +550,34 @@ sub seed_camelcase_includes {
}
}
+sub git_commit_info {
+ my ($commit, $id, $desc) = @_;
+
+ return ($id, $desc) if ((which("git") eq "") || !(-e ".git"));
+
+ my $output = `git log --no-color --format='%H %s' -1 $commit 2>&1`;
+ $output =~ s/^\s*//gm;
+ my @lines = split("\n", $output);
+
+ if ($lines[0] =~ /^error: short SHA1 $commit is ambiguous\./) {
+# Maybe one day convert this block of bash into something that returns
+# all matching commit ids, but it's very slow...
+#
+# echo "checking commits $1..."
+# git rev-list --remotes | grep -i "^$1" |
+# while read line ; do
+# git log --format='%H %s' -1 $line |
+# echo "commit $(cut -c 1-12,41-)"
+# done
+ } elsif ($lines[0] =~ /^fatal: ambiguous argument '$commit': unknown revision or path not in the working tree\./) {
+ } else {
+ $id = substr($lines[0], 0, 12);
+ $desc = substr($lines[0], 41);
+ }
+
+ return ($id, $desc);
+}
+
$chk_signoff = 0 if ($file);
my @rawlines = ();
@@ -674,6 +702,18 @@ sub format_email {
return $formatted_email;
}
+sub which {
+ my ($bin) = @_;
+
+ foreach my $path (split(/:/, $ENV{PATH})) {
+ if (-e "$path/$bin") {
+ return "$path/$bin";
+ }
+ }
+
+ return "";
+}
+
sub which_conf {
my ($conf) = @_;
@@ -1958,6 +1998,20 @@ sub process {
"Remove Gerrit Change-Id's before submitting upstream.\n" . $herecurr);
}
+# Check for improperly formed commit descriptions
+ if ($in_commit_log &&
+ $line =~ /\bcommit\s+[0-9a-f]{5,}/i &&
+ $line !~ /\b[Cc]ommit [0-9a-f]{12,16} \("/) {
+ $line =~ /\b(c)ommit\s+([0-9a-f]{5,})/i;
+ my $init_char = $1;
+ my $orig_commit = lc($2);
+ my $id = '01234567890ab';
+ my $desc = 'commit description';
+ ($id, $desc) = git_commit_info($orig_commit, $id, $desc);
+ ERROR("GIT_COMMIT_ID",
+ "Please use 12 to 16 chars for the git commit ID like: '${init_char}ommit $id (\"$desc\")'\n" . $herecurr);
+ }
+
# Check for wrappage within a valid hunk of the file
if ($realcnt != 0 && $line !~ m{^(?:\+|-| |\\ No newline|$)}) {
ERROR("CORRUPTED_PATCH",