patman: Support emacs mode with checkpatch

If checkpatch is run in 'emacs' mode it shows the filename at the
start of each line. Add support for this so that the warnings and errors
are correctly detected.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/tools/patman/checkpatch.py b/tools/patman/checkpatch.py
index a2611a8..16d534b 100644 (file)
--- a/tools/patman/checkpatch.py
+++ b/tools/patman/checkpatch.py
@@ -72,13 +72,17 @@ def CheckPatch(fname, verbose=False):
     # total: 0 errors, 0 warnings, 159 lines checked
     # or:
     # total: 0 errors, 2 warnings, 7 checks, 473 lines checked
-    re_stats = re.compile('total: (\\d+) errors, (\d+) warnings, (\d+)')
-    re_stats_full = re.compile('total: (\\d+) errors, (\d+) warnings, (\d+)'
+    emacs_prefix = '(?:[0-9]{4}.*\.patch:[0-9]+: )?'
+    emacs_stats = '(?:[0-9]{4}.*\.patch )?'
+    re_stats = re.compile(emacs_stats +
+                          'total: (\\d+) errors, (\d+) warnings, (\d+)')
+    re_stats_full = re.compile(emacs_stats +
+                               'total: (\\d+) errors, (\d+) warnings, (\d+)'
                                ' checks, (\d+)')
     re_ok = re.compile('.*has no obvious style problems')
     re_bad = re.compile('.*has style problems, please review')
     re_error = re.compile('ERROR: (.*)')
-    re_warning = re.compile('WARNING: (.*)')
+    re_warning = re.compile(emacs_prefix + 'WARNING:(?:[A-Z_]+:)? (.*)')
     re_check = re.compile('CHECK: (.*)')
     re_file = re.compile('#\d+: FILE: ([^:]*):(\d+):')