1import argparse
2
3already_loaded = False
4kept_context = None
5
6def plugin_name(filename):
7    return os.path.splitext(os.path.basename(filename))[0]
8
9def plugin_init(plugins):
10    global already_loaded
11    already_loaded = plugin_name(__file__) in (plugin_name(p.__name__) for p in plugins)
12
13def print_name(args, config, basepath, workspace):
14    print (__file__)
15
16def print_bbdir(args, config, basepath, workspace):
17    print (__file__.replace('/lib/devtool/bbpath.py',''))
18
19def print_registered(args, config, basepath, workspace):
20    global kept_context
21    print(kept_context.loaded)
22
23def multiloaded(args, config, basepath, workspace):
24    global already_loaded
25    print("yes" if already_loaded else "no")
26
27def register_commands(subparsers, context):
28    global kept_context
29    kept_context = context
30    if 'loaded' in context.__dict__:
31        context.loaded += 1
32    else:
33        context.loaded = 1
34
35    def addparser(name, helptxt, func):
36        parser = subparsers.add_parser(name, help=helptxt,
37                                       formatter_class=argparse.ArgumentDefaultsHelpFormatter)
38        parser.set_defaults(func=func)
39        return parser
40
41    addparser('pluginfile', 'Print the filename of this plugin', print_name)
42    addparser('bbdir', 'Print the BBPATH directory of this plugin', print_bbdir)
43    addparser('count', 'How many times have this plugin been registered.', print_registered)
44    addparser('multiloaded', 'How many times have this plugin been initialized', multiloaded)
45