[PATCH 1/7] patman: Refactor how the default subcommand works

Simon Glass sjg at chromium.org
Tue Nov 3 21:54:10 CET 2020


At present patman tries to assume a default subcommand of 'send', to
maintain backwards compatibility. However it does not cope with
arguments added to the default command, so for example 'patman -t'
does not work.

Update the logic to handle this. Also update the CC command to use 'send'
explicitly, since otherwise patman gets confused with the patch-filename
argument.

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

 tools/patman/func_test.py |  2 +-
 tools/patman/gitutil.py   | 10 +++----
 tools/patman/main.py      | 59 +++++++++++++++++++++------------------
 3 files changed, 38 insertions(+), 33 deletions(-)

diff --git a/tools/patman/func_test.py b/tools/patman/func_test.py
index e2adf32c739..5933fcfd14c 100644
--- a/tools/patman/func_test.py
+++ b/tools/patman/func_test.py
@@ -248,7 +248,7 @@ class TestFunctional(unittest.TestCase):
         self.assertEqual('      Cc:  %s' % rick, next(lines))
         expected = ('Git command: git send-email --annotate '
                     '--in-reply-to="%s" --to "u-boot at lists.denx.de" '
-                    '--cc "%s" --cc-cmd "%s --cc-cmd %s" %s %s'
+                    '--cc "%s" --cc-cmd "%s send --cc-cmd %s" %s %s'
                     % (in_reply_to, stefan, sys.argv[0], cc_file, cover_fname,
                        ' '.join(args)))
         self.assertEqual(expected, tools.ToUnicode(next(lines)))
diff --git a/tools/patman/gitutil.py b/tools/patman/gitutil.py
index 3a2366bcf59..31fb3b28299 100644
--- a/tools/patman/gitutil.py
+++ b/tools/patman/gitutil.py
@@ -455,21 +455,21 @@ def EmailPatches(series, cover_fname, args, dry_run, raise_on_error, cc_fname,
     >>> EmailPatches(series, 'cover', ['p1', 'p2'], True, True, 'cc-fname', \
             False, alias)
     'git send-email --annotate --to "f.bloggs at napier.co.nz" --cc \
-"m.poppins at cloud.net" --cc-cmd "./patman --cc-cmd cc-fname" cover p1 p2'
+"m.poppins at cloud.net" --cc-cmd "./patman send --cc-cmd cc-fname" cover p1 p2'
     >>> EmailPatches(series, None, ['p1'], True, True, 'cc-fname', False, \
             alias)
     'git send-email --annotate --to "f.bloggs at napier.co.nz" --cc \
-"m.poppins at cloud.net" --cc-cmd "./patman --cc-cmd cc-fname" p1'
+"m.poppins at cloud.net" --cc-cmd "./patman send --cc-cmd cc-fname" p1'
     >>> series['cc'] = ['all']
     >>> EmailPatches(series, 'cover', ['p1', 'p2'], True, True, 'cc-fname', \
             True, alias)
     'git send-email --annotate --to "this-is-me at me.com" --cc-cmd "./patman \
---cc-cmd cc-fname" cover p1 p2'
+send --cc-cmd cc-fname" cover p1 p2'
     >>> EmailPatches(series, 'cover', ['p1', 'p2'], True, True, 'cc-fname', \
             False, alias)
     'git send-email --annotate --to "f.bloggs at napier.co.nz" --cc \
 "f.bloggs at napier.co.nz" --cc "j.bloggs at napier.co.nz" --cc \
-"m.poppins at cloud.net" --cc-cmd "./patman --cc-cmd cc-fname" cover p1 p2'
+"m.poppins at cloud.net" --cc-cmd "./patman send --cc-cmd cc-fname" cover p1 p2'
 
     # Restore argv[0] since we clobbered it.
     >>> sys.argv[0] = _old_argv0
@@ -500,7 +500,7 @@ def EmailPatches(series, cover_fname, args, dry_run, raise_on_error, cc_fname,
 
     cmd += to
     cmd += cc
-    cmd += ['--cc-cmd', '"%s --cc-cmd %s"' % (sys.argv[0], cc_fname)]
+    cmd += ['--cc-cmd', '"%s send --cc-cmd %s"' % (sys.argv[0], cc_fname)]
     if cover_fname:
         cmd.append(cover_fname)
     cmd += args
diff --git a/tools/patman/main.py b/tools/patman/main.py
index c7f425522b2..e0e03a40a7a 100755
--- a/tools/patman/main.py
+++ b/tools/patman/main.py
@@ -28,26 +28,30 @@ from patman import terminal
 from patman import test_util
 from patman import test_checkpatch
 
-def AddCommonArgs(parser):
-    parser.add_argument('-b', '--branch', type=str,
-        help="Branch to process (by default, the current branch)")
-    parser.add_argument('-c', '--count', dest='count', type=int,
-        default=-1, help='Automatically create patches from top n commits')
-    parser.add_argument('-e', '--end', type=int, default=0,
-        help='Commits to skip at end of patch list')
-    parser.add_argument('-D', '--debug', action='store_true',
-        help='Enabling debugging (provides a full traceback on error)')
-    parser.add_argument('-s', '--start', dest='start', type=int,
-        default=0, help='Commit to start creating patches from (0 = HEAD)')
-
 epilog = '''Create patches from commits in a branch, check them and email them
 as specified by tags you place in the commits. Use -n to do a dry run first.'''
 
 parser = ArgumentParser(epilog=epilog)
+parser.add_argument('-b', '--branch', type=str,
+    help="Branch to process (by default, the current branch)")
+parser.add_argument('-c', '--count', dest='count', type=int,
+    default=-1, help='Automatically create patches from top n commits')
+parser.add_argument('-e', '--end', type=int, default=0,
+    help='Commits to skip at end of patch list')
+parser.add_argument('-D', '--debug', action='store_true',
+    help='Enabling debugging (provides a full traceback on error)')
+parser.add_argument('-p', '--project', default=project.DetectProject(),
+                    help="Project name; affects default option values and "
+                    "aliases [default: %(default)s]")
+parser.add_argument('-s', '--start', dest='start', type=int,
+    default=0, help='Commit to start creating patches from (0 = HEAD)')
+parser.add_argument('-v', '--verbose', action='store_true', dest='verbose',
+                    default=False, help='Verbose output of errors and warnings')
+parser.add_argument('-H', '--full-help', action='store_true', dest='full_help',
+                    default=False, help='Display the README file')
+
 subparsers = parser.add_subparsers(dest='cmd')
 send = subparsers.add_parser('send')
-send.add_argument('-H', '--full-help', action='store_true', dest='full_help',
-       default=False, help='Display the README file')
 send.add_argument('-i', '--ignore-errors', action='store_true',
        dest='ignore_errors', default=False,
        help='Send patches email even if patch errors are found')
@@ -58,15 +62,10 @@ send.add_argument('-m', '--no-maintainers', action='store_false',
        help="Don't cc the file maintainers automatically")
 send.add_argument('-n', '--dry-run', action='store_true', dest='dry_run',
        default=False, help="Do a dry run (create but don't email patches)")
-send.add_argument('-p', '--project', default=project.DetectProject(),
-                  help="Project name; affects default option values and "
-                  "aliases [default: %(default)s]")
 send.add_argument('-r', '--in-reply-to', type=str, action='store',
                   help="Message ID that this series is in reply to")
 send.add_argument('-t', '--ignore-bad-tags', action='store_true',
                   default=False, help='Ignore bad tags / aliases')
-send.add_argument('-v', '--verbose', action='store_true', dest='verbose',
-       default=False, help='Verbose output of errors and warnings')
 send.add_argument('-T', '--thread', action='store_true', dest='thread',
                   default=False, help='Create patches as a single thread')
 send.add_argument('--cc-cmd', dest='cc_cmd', type=str, action='store',
@@ -81,14 +80,12 @@ send.add_argument('--no-tags', action='store_false', dest='process_tags',
                   default=True, help="Don't process subject tags as aliases")
 send.add_argument('--smtp-server', type=str,
                   help="Specify the SMTP server to 'git send-email'")
-AddCommonArgs(send)
 
 send.add_argument('patchfiles', nargs='*')
 
 test_parser = subparsers.add_parser('test', help='Run tests')
 test_parser.add_argument('testname', type=str, default=None, nargs='?',
                          help="Specify the test to run")
-AddCommonArgs(test_parser)
 
 status = subparsers.add_parser('status',
                                help='Check status of patches in patchwork')
@@ -98,16 +95,24 @@ status.add_argument('-d', '--dest-branch', type=str,
                     help='Name of branch to create with collected responses')
 status.add_argument('-f', '--force', action='store_true',
                     help='Force overwriting an existing branch')
-AddCommonArgs(status)
 
 # Parse options twice: first to get the project and second to handle
-# defaults properly (which depends on project).
+# defaults properly (which depends on project)
+# Use parse_known_args() in case 'cmd' is omitted
 argv = sys.argv[1:]
-if len(argv) < 1 or argv[0].startswith('-'):
-    argv = ['send'] + argv
-args = parser.parse_args(argv)
+args, rest = parser.parse_known_args(argv)
 if hasattr(args, 'project'):
-    settings.Setup(gitutil, send, args.project, '')
+    settings.Setup(gitutil, parser, args.project, '')
+    args, rest = parser.parse_known_args(argv)
+
+# If we have a command, it is safe to parse all arguments
+if args.cmd:
+    args = parser.parse_args(argv)
+else:
+    # No command, so insert it after the known arguments and before the ones
+    # that presumably relate to the 'send' subcommand
+    nargs = len(rest)
+    argv = argv[:-nargs] + ['send'] + rest
     args = parser.parse_args(argv)
 
 if __name__ != "__main__":
-- 
2.29.1.341.ge80a0c044ae-goog



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