split out options from read_config()

There is no longer any reason for these to be intertwined.

This deliberately avoids touching some files as much as possible because
they are super tangled and due to be replaced.  Those files are:

* fdroidserver/build.py
* fdroidserver/update.py

# Conflicts:
#	tests/testcommon.py

# Conflicts:
#	fdroidserver/btlog.py
#	fdroidserver/import_subcommand.py

examples/fdroid_clean_repos.py

@@ -23,12 +23,11 @@ def main():
         help=_("applicationId with optional versionCode in the form APPID[:VERCODE]"),
     )
     metadata.add_metadata_arguments(parser)
-    options = parser.parse_args()
-    common.options = options
+    options = common.parse_args(parser)
     pkgs = common.read_pkg_args(options.appid, True)
     allapps = metadata.read_metadata(pkgs)
     apps = common.read_app_args(options.appid, allapps, True)
-    common.read_config(options)
+    common.read_config()
 
     for appid, app in apps.items():
         if "Builds" in app and len(app["Builds"]) > 0:

examples/fdroid_export_keystore_to_nitrokey.py

@@ -25,8 +25,8 @@ def main():
     global config
     parser = ArgumentParser()
     common.setup_global_opts(parser)
-    options = parser.parse_args()
-    config = common.read_config(options)
+    common.parse_args(parser)
+    config = common.read_config()
     destkeystore = config['keystore'].replace('.jks', '.p12').replace('/', '_')
     exportkeystore = config['keystore'].replace('.jks', '.pem').replace('/', '_')
     if os.path.exists(destkeystore) or os.path.exists(exportkeystore):

examples/fdroid_exportkeystore.py

@@ -14,8 +14,8 @@ fdroid_summary = 'export the keystore in standard PEM format'
 def main():
     parser = ArgumentParser()
     common.setup_global_opts(parser)
-    options = parser.parse_args()
-    config = common.read_config(options)
+    common.parse_args(parser)
+    config = common.read_config()
     env_vars = {'LC_ALL': 'C.UTF-8',
                 'FDROID_KEY_STORE_PASS': config['keystorepass'],
                 'FDROID_KEY_PASS': config['keypass']}

examples/fdroid_extract_repo_pubkey.py

@@ -12,8 +12,8 @@ fdroid_summary = 'export the keystore in standard PEM format'
 def main():
     parser = ArgumentParser()
     common.setup_global_opts(parser)
-    options = parser.parse_args()
-    common.config = common.read_config(options)
+    common.parse_args(parser)
+    common.read_config()
     pubkey, repo_pubkey_fingerprint = index.extract_pubkey()
     print('repo_pubkey = "%s"' % pubkey.decode())
 

examples/fdroid_fetchsrclibs.py

@@ -18,12 +18,11 @@ def main():
     common.setup_global_opts(parser)
     parser.add_argument("appid", nargs='*', help=_("applicationId with optional versionCode in the form APPID[:VERCODE]"))
     metadata.add_metadata_arguments(parser)
-    options = parser.parse_args()
-    common.options = options
+    options = common.parse_args(parser)
     pkgs = common.read_pkg_args(options.appid, True)
     allapps = metadata.read_metadata(pkgs)
     apps = common.read_app_args(options.appid, allapps, True)
-    common.read_config(options)
+    common.read_config()
     srclib_dir = os.path.join('build', 'srclib')
     os.makedirs(srclib_dir, exist_ok=True)
     srclibpaths = []

examples/fdroid_nitrokeyimport.py

@@ -11,8 +11,8 @@ fdroid_summary = 'import the local keystore into a SmartCard HSM'
 def main():
     parser = ArgumentParser()
     common.setup_global_opts(parser)
-    options = parser.parse_args()
-    config = common.read_config(options)
+    common.parse_args(parser)
+    config = common.read_config()
     env_vars = {
         'LC_ALL': 'C.UTF-8',
         'FDROID_KEY_STORE_PASS': config['keystorepass'],