have lintchanges check header format.

changes/bug13678

@@ -1,4 +1,3 @@
-
   o Testing:
     - In the unit tests, use 'chgrp' to change the group of the unit test
       temporary directory to the current user, so that the sticky bit doesn't

changes/feature13192

@@ -1,4 +1,4 @@
-m  o Major features (hidden services):
+  o Major features (hidden services):
     - Add a HiddenServiceStatistics option that allows Tor relays to
       gather and publish statistics about hidden service usage, to
       better understand the size and volume of the hidden service

scripts/maint/lintChanges.py

@@ -28,6 +28,9 @@ def lintfile(fname):
     lines = contents.split("\n")
     isBug = ("bug" in lines[0] or "fix" in lines[0])
 
+    if not re.match(r'^ +o (.*)', contents):
+        warn("header not in format expected")
+
     contents = " ".join(contents.split())
 
     if isBug and not re.search(r'(\d+)', contents):

scripts/maint/sortChanges.py

@@ -18,10 +18,10 @@ def fetch(fn):
         s = "%s\n" % s.rstrip()
         return s
 
-def score(s):
+def score(s,fname=None):
     m = re.match(r'^ +o (.*)', s)
     if not m:
-        print >>sys.stderr, "Can't score %r"%s
+        print >>sys.stderr, "Can't score %r from %s"%(s,fname)
     lw = m.group(1).lower()
     if lw.startswith("major feature"):
         score = 0
@@ -41,7 +41,7 @@ def score(s):
     return (score,  lw, s)
 
 
-changes = [ score(fetch(fn)) for fn in sys.argv[1:] if not fn.endswith('~') ]
+changes = [ score(fetch(fn),fn) for fn in sys.argv[1:] if not fn.endswith('~') ]
 
 changes.sort()