command: unify --job option & default values

Extend the Command class to support adding the --jobs option to the
parser if the command declares it supports running in parallel.  Also
pull the default value used for the number of local jobs into the
command module so local commands can share it.

Change-Id: I22b0f8d2cf69875013cec657b8e6c4385549ccac
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/297024
Tested-by: Mike Frysinger <vapier@google.com>
Reviewed-by: Chris Mcdonald <cjmcdonald@google.com>

1 files changed, 3 insertions, 4 deletions

diff --git a/subcmds/status.py b/subcmds/status.py
index e293d75c..f0f2e034 100644
--- a/subcmds/status.py
+++ b/subcmds/status.py
@@ -17,7 +17,7 @@ import glob
 import multiprocessing
 import os
 
-from command import PagedCommand
+from command import DEFAULT_LOCAL_JOBS, PagedCommand
 
 from color import Coloring
 import platform_utils
@@ -76,11 +76,10 @@ the following meanings:
  d:  deleted       (    in index, not in work tree                )
 
 """
+  PARALLEL_JOBS = DEFAULT_LOCAL_JOBS
 
   def _Options(self, p):
-    p.add_option('-j', '--jobs',
-                 dest='jobs', action='store', type='int', default=2,
-                 help="number of projects to check simultaneously")
+    super()._Options(p)
     p.add_option('-o', '--orphans',
                  dest='orphans', action='store_true',
                  help="include objects in working directory outside of repo projects")