wic: Add argv argument to main

Make it possible to call wic as an API from tests passing
command line parameters as arguments to main.

This is yet another enabler for wic unit testing.

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/scripts/wic b/scripts/wic
index fd4a67892b..5bedd90f87 100755
--- a/scripts/wic
+++ b/scripts/wic
@@ -279,13 +279,13 @@ def start_logging(loglevel):
     logging.basicConfig(filname='wic.log', filemode='w', level=loglevel)
 
 
-def main():
+def main(argv):
     parser = optparse.OptionParser(version="wic version %s" % __version__,
                                    usage=wic_usage)
 
     parser.disable_interspersed_args()
 
-    (options, args) = parser.parse_args()
+    (options, args) = parser.parse_args(argv)
 
     if len(args):
         if args[0] == "help":
@@ -298,7 +298,7 @@ def main():
 
 if __name__ == "__main__":
     try:
-        ret = main()
+        ret = main(sys.argv[1:])
     except Exception:
         ret = 1
         import traceback