Add --masterfiles option to changelog generator

misc/changelog-generator/changelog-generator

@@ -35,6 +35,7 @@ LOG_TYPE = 0
 LOG_REPO = 1
 LOG_COMMUNITY = 2
 LOG_ENTERPRISE = 4
+LOG_MASTERFILES = 8
 
 def add_entry(sha, msg):
     sha_list = ENTRIES.get(sha)
@@ -53,6 +54,7 @@ The command accepts all the same options that git-log does.
 Options:
   --community   Automatically includes all repositories for community builds.
   --enterprise  Automatically includes Enterprise specific repositories.
+  --masterfiles Automatically includes masterfiles repository.
   --repo        Includes only the current repository.
 
 --community and --enterprise can be given together to generate one master log
@@ -70,14 +72,17 @@ while True:
     elif sys.argv[1] == "--enterprise":
         LOG_TYPE |= LOG_ENTERPRISE
         sys.argv[1:] = sys.argv[2:]
+    elif sys.argv[1] == "--masterfiles":
+        LOG_TYPE |= LOG_MASTERFILES
+        sys.argv[1:] = sys.argv[2:]
     elif sys.argv[1] == "--repo":
         LOG_TYPE |= LOG_REPO
         sys.argv[1:] = sys.argv[2:]
     else:
         break
 
 if LOG_TYPE == 0:
-    sys.stderr.write("Must give one of --community, --enterprise or --repo\n")
+    sys.stderr.write("Must give one of --community, --enterprise, --masterfiles or --repo\n")
     sys.exit(1)
 
 repos = []
@@ -91,6 +96,8 @@ if LOG_TYPE & LOG_ENTERPRISE != 0:
     repos.append("../enterprise")
     repos.append("../nova")
     repos.append("../mission-portal")
+if LOG_TYPE & LOG_MASTERFILES != 0:
+    repos.append("../masterfiles")
 if LOG_TYPE == LOG_REPO:
     repos.append(".")
 else: