[Patch 1/3] BaseTools: Update PatchCheck for max length of subject and message line

[Yonghong Zhu <yonghong.zhu@intel.com>]

This patch update PatchCheck.py:
1. The subject line of the commit message should be < 72 characters.
2. The other lines of the commit message should be < 76 characters.

Fixes: https://bugzilla.tianocore.org/show_bug.cgi?id=113

Cc: Liming Gao <liming.gao@intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
---
 BaseTools/Scripts/PatchCheck.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/BaseTools/Scripts/PatchCheck.py b/BaseTools/Scripts/PatchCheck.py
index 455c130..07fca68 100755
--- a/BaseTools/Scripts/PatchCheck.py
+++ b/BaseTools/Scripts/PatchCheck.py
@@ -1,9 +1,9 @@
 ## @file
 #  Check a patch for various format issues
 #
-#  Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>
 #
 #  This program and the accompanying materials are licensed and made
 #  available under the terms and conditions of the BSD License which
 #  accompanies this distribution. The full text of the license may be
 #  found at http://opensource.org/licenses/bsd-license.php
@@ -14,11 +14,11 @@
 #
 
 from __future__ import print_function
 
 VersionNumber = '0.1'
-__copyright__ = "Copyright (c) 2015, Intel Corporation  All rights reserved."
+__copyright__ = "Copyright (c) 2015 - 2016, Intel Corporation  All rights reserved."
 
 import email
 import argparse
 import os
 import re
@@ -195,11 +195,11 @@ class CommitMessageCheck:
 
         if count <= 0:
             self.error('Empty commit message!')
             return
 
-        if count >= 1 and len(lines[0]) > 76:
+        if count >= 1 and len(lines[0]) >= 72:
             self.error('First line of commit message (subject line) ' +
                        'is too long.')
 
         if count >= 1 and len(lines[0].strip()) == 0:
             self.error('First line of commit message (subject line) ' +
@@ -208,11 +208,11 @@ class CommitMessageCheck:
         if count >= 2 and lines[1].strip() != '':
             self.error('Second line of commit message should be ' +
                        'empty.')
 
         for i in range(2, count):
-            if (len(lines[i]) > 76 and
+            if (len(lines[i]) >= 76 and
                 len(lines[i].split()) > 1 and
                 not lines[i].startswith('git-svn-id:')):
                 self.error('Line %d of commit message is too long.' % (i + 1))
 
         last_sig_line = None
-- 
2.6.1.windows.1