buildman: Move full help code into the control module

There is no good reason to keep this code separate. Move it into control.py
so it is easier to test.

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

tools/buildman/buildman.py

@@ -63,12 +63,6 @@ options, args = cmdline.ParseArgs()
 # Run our meagre tests
 if options.test:
     RunTests()
-elif options.full_help:
-    pager = os.getenv('PAGER')
-    if not pager:
-        pager = 'more'
-    fname = os.path.join(os.path.dirname(sys.argv[0]), 'README')
-    command.Run(pager, fname)
 
 # Build selected commits for selected boards
 else:

tools/buildman/control.py

@@ -84,6 +84,14 @@ def DoBuildman(options, args):
         options: Command line options object
         args: Command line arguments (list of strings)
     """
+    if options.full_help:
+        pager = os.getenv('PAGER')
+        if not pager:
+            pager = 'more'
+        fname = os.path.join(os.path.dirname(sys.argv[0]), 'README')
+        command.Run(pager, fname)
+        return 0
+
     gitutil.Setup()
 
     bsettings.Setup(options.config_file)