wic: add global debug option

Add a global --debug option to assist debugging.

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/scripts/wic b/scripts/wic
index a3c0f731d99a93f1366e5c57538d030f64dc0dad..017ef99dda5eedd7fc145089251d9654fb5a9a01 100755 (executable)
--- a/scripts/wic
+++ b/scripts/wic
@@ -501,6 +501,9 @@ subcommands = {
 def init_parser(parser):
     parser.add_argument("--version", action="version",
         version="%(prog)s {version}".format(version=__version__))
+    parser.add_argument("-D", "--debug", dest="debug", action="store_true",
+        default=False, help="output debug information")
+
     subparsers = parser.add_subparsers(dest='command', help=hlp.wic_usage)
     for subcmd in subcommands:
         subparser = subparsers.add_parser(subcmd, help=subcommands[subcmd][2])
@@ -514,6 +517,8 @@ def main(argv):
     init_parser(parser)
 
     args = parser.parse_args(argv)
+    if args.debug:
+        logger.setLevel(logging.DEBUG)
 
     if "command" in vars(args):
         if args.command == "help":