[PATCH 2/6] patman: Support emacs mode with checkpatch

[Simon Glass]

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 at chromium.org>
---

 tools/patman/checkpatch.py | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/tools/patman/checkpatch.py b/tools/patman/checkpatch.py
index a2611a8a82..16d534b6ae 100644
--- 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+):')
 
-- 
2.26.2.645.ge9eca65c58-goog