checkpatch: enforce process for expected files

If the process documented in tests/qtest/bios-tables-test.c
is followed, then same patch never touches both expected
files and code. Teach checkpatch to enforce this rule.

Tested-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2020-03-15 07:31:38 -04:00
parent 5acad5bf48
commit 1c3c9a8c5a

View file

@ -35,6 +35,8 @@ my $summary_file = 0;
my $root;
my %debug;
my $help = 0;
my $acpi_testexpected;
my $acpi_nontestexpected;
sub help {
my ($exitcode) = @_;
@ -1256,6 +1258,27 @@ sub WARN {
}
}
# According to tests/qtest/bios-tables-test.c: do not
# change expected file in the same commit with adding test
sub checkfilename {
my ($name) = @_;
if ($name =~ m#^tests/data/acpi/# and
# make exception for a shell script that rebuilds the files
not $name =~ m#^\.sh$# or
$name =~ m#^tests/qtest/bios-tables-test-allowed-diff.h$#) {
$acpi_testexpected = $name;
} else {
$acpi_nontestexpected = $name;
}
if (defined $acpi_testexpected and defined $acpi_nontestexpected) {
ERROR("Do not add expected files together with tests, " .
"follow instructions in " .
"tests/qtest/bios-tables-test.c: both " .
$acpi_testexpected . " and " .
$acpi_nontestexpected . " found\n");
}
}
sub process {
my $filename = shift;
@ -1431,9 +1454,11 @@ sub process {
if ($line =~ /^diff --git.*?(\S+)$/) {
$realfile = $1;
$realfile =~ s@^([^/]*)/@@ if (!$file);
checkfilename($realfile);
} elsif ($line =~ /^\+\+\+\s+(\S+)/) {
$realfile = $1;
$realfile =~ s@^([^/]*)/@@ if (!$file);
checkfilename($realfile);
$p1_prefix = $1;
if (!$file && $tree && $p1_prefix ne '' &&