patman: Fix up checkpatch parsing to deal with 'CHECK' lines

checkpatch has a new type of warning, a 'CHECK'. At present patman fails
with these, which makes it less than useful.

Add support for checks, making it backwards compatible with the old
checkpatch.

At the same time, clean up formatting of the CheckPatches() output,
fix erroneous "internal error" if multiple patches have warnings and
be more robust to new types of problems.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Doug Anderson <dianders@chromium.org>
diff --git a/tools/patman/test.py b/tools/patman/test.py
index f801ced..8cd2647 100644
--- a/tools/patman/test.py
+++ b/tools/patman/test.py
@@ -190,6 +190,11 @@
 +		rec->time_us = (uint32_t)timer_get_us();
 +		rec->name = name;
 +	}
++	if (!rec->name &&
++	%ssomething_else) {
++		rec->time_us = (uint32_t)timer_get_us();
++		rec->name = name;
++	}
 +%sreturn rec->time_us;
 +}
 --
@@ -197,15 +202,18 @@
 '''
         signoff = 'Signed-off-by: Simon Glass <sjg@chromium.org>\n'
         tab = '	'
+        indent = '    '
         if data_type == 'good':
             pass
         elif data_type == 'no-signoff':
             signoff = ''
         elif data_type == 'spaces':
             tab = '   '
+        elif data_type == 'indent':
+            indent = tab
         else:
             print 'not implemented'
-        return data % (signoff, tab, tab)
+        return data % (signoff, tab, indent, tab)
 
     def SetupData(self, data_type):
         inhandle, inname = tempfile.mkstemp()
@@ -215,33 +223,49 @@
         infd.close()
         return inname
 
-    def testCheckpatch(self):
+    def testGood(self):
         """Test checkpatch operation"""
         inf = self.SetupData('good')
-        result, problems, err, warn, lines, stdout = checkpatch.CheckPatch(inf)
-        self.assertEqual(result, True)
-        self.assertEqual(problems, [])
-        self.assertEqual(err, 0)
-        self.assertEqual(warn, 0)
-        self.assertEqual(lines, 67)
+        result = checkpatch.CheckPatch(inf)
+        self.assertEqual(result.ok, True)
+        self.assertEqual(result.problems, [])
+        self.assertEqual(result.errors, 0)
+        self.assertEqual(result.warnings, 0)
+        self.assertEqual(result.checks, 0)
+        self.assertEqual(result.lines, 67)
         os.remove(inf)
 
+    def testNoSignoff(self):
         inf = self.SetupData('no-signoff')
-        result, problems, err, warn, lines, stdout = checkpatch.CheckPatch(inf)
-        self.assertEqual(result, False)
-        self.assertEqual(len(problems), 1)
-        self.assertEqual(err, 1)
-        self.assertEqual(warn, 0)
-        self.assertEqual(lines, 67)
+        result = checkpatch.CheckPatch(inf)
+        self.assertEqual(result.ok, False)
+        self.assertEqual(len(result.problems), 1)
+        self.assertEqual(result.errors, 1)
+        self.assertEqual(result.warnings, 0)
+        self.assertEqual(result.checks, 0)
+        self.assertEqual(result.lines, 67)
         os.remove(inf)
 
+    def testSpaces(self):
         inf = self.SetupData('spaces')
-        result, problems, err, warn, lines, stdout = checkpatch.CheckPatch(inf)
-        self.assertEqual(result, False)
-        self.assertEqual(len(problems), 2)
-        self.assertEqual(err, 0)
-        self.assertEqual(warn, 2)
-        self.assertEqual(lines, 67)
+        result = checkpatch.CheckPatch(inf)
+        self.assertEqual(result.ok, False)
+        self.assertEqual(len(result.problems), 1)
+        self.assertEqual(result.errors, 0)
+        self.assertEqual(result.warnings, 1)
+        self.assertEqual(result.checks, 0)
+        self.assertEqual(result.lines, 67)
+        os.remove(inf)
+
+    def testIndent(self):
+        inf = self.SetupData('indent')
+        result = checkpatch.CheckPatch(inf)
+        self.assertEqual(result.ok, False)
+        self.assertEqual(len(result.problems), 1)
+        self.assertEqual(result.errors, 0)
+        self.assertEqual(result.warnings, 0)
+        self.assertEqual(result.checks, 1)
+        self.assertEqual(result.lines, 67)
         os.remove(inf)