get_config.py

00001 #! /usr/bin/env python2
00002 """
00003 mbed SDK
00004 Copyright (c) 2011-2013 ARM Limited
00005 
00006 Licensed under the Apache License, Version 2.0 (the "License");
00007 you may not use this file except in compliance with the License.
00008 You may obtain a copy of the License at
00009 
00010     http://www.apache.org/licenses/LICENSE-2.0
00011 
00012 Unless required by applicable law or agreed to in writing, software
00013 distributed under the License is distributed on an "AS IS" BASIS,
00014 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00015 See the License for the specific language governing permissions and
00016 limitations under the License.
00017 
00018 """
00019 from __future__ import print_function
00020 import sys
00021 from os.path import abspath, dirname, join
00022 
00023 # Be sure that the tools directory is in the search path
00024 ROOT = abspath(join(dirname(__file__), ".."))
00025 sys.path.insert(0, ROOT)
00026 
00027 from tools.utils import args_error
00028 from tools.options import get_default_options_parser
00029 from tools.options import extract_mcus
00030 from tools.build_api import get_config
00031 from tools.config import Config
00032 from tools.utils import argparse_filestring_type
00033 
00034 if __name__ == '__main__':
00035     # Parse Options
00036     parser = get_default_options_parser(add_clean=False, add_options=False,
00037                                         add_app_config=True)
00038     parser.add_argument(
00039         "--source", dest="source_dir", type=argparse_filestring_type,
00040         required=True, default=[], help="The source (input) directory",
00041         action="append")
00042     parser.add_argument(
00043         "--prefix", dest="prefix", action="append", default=[],
00044         help="Restrict listing to parameters that have this prefix")
00045     parser.add_argument(
00046         "-v", "--verbose", action="store_true", dest="verbose", default=False,
00047         help="Verbose diagnostic output")
00048 
00049     options = parser.parse_args()
00050 
00051     # Target
00052     if options.mcu is None :
00053         args_error(parser, "argument -m/--mcu is required")
00054     target = extract_mcus(parser, options)[0]
00055 
00056     # Toolchain
00057     if options.tool is None:
00058         args_error(parser, "argument -t/--toolchain is required")
00059     toolchain = options.tool[0]
00060 
00061     options.prefix = options.prefix or [""]
00062 
00063     try:
00064         params, macros, features = get_config(
00065             options.source_dir, target, toolchain, app_config=options.app_config)
00066         if not params and not macros:
00067             print("No configuration data available.")
00068             sys.exit(0)
00069         if params:
00070             print("Configuration parameters")
00071             print("------------------------")
00072             for p in sorted(list(params.keys())):
00073                 if any(p.startswith(s) for s in options.prefix):
00074                     if options.verbose:
00075                         print(params[p].get_verbose_description())
00076                     else:
00077                         print(str(params[p]))
00078             print("")
00079 
00080         print("Macros")
00081         print("------")
00082         for m in Config.config_macros_to_macros(macros):
00083             if any(m.startswith(s) for s in options.prefix):
00084                 print(m)
00085 
00086     except KeyboardInterrupt as e:
00087         print("\n[CTRL+c] exit")
00088     except Exception as e:
00089         if options.verbose:
00090             import traceback
00091             traceback.print_exc(file=sys.stdout)
00092         else:
00093             print("[ERROR] %s" % str(e))
00094 
00095         sys.exit(1)