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 isdir, abspath, dirname, join
00022 from os import _exit
00023 
00024 # Be sure that the tools directory is in the search path
00025 ROOT = abspath(join(dirname(__file__), ".."))
00026 sys.path.insert(0, ROOT)
00027 
00028 from tools.utils import args_error
00029 from tools.options import get_default_options_parser
00030 from tools.options import extract_mcus
00031 from tools.build_api import get_config
00032 from tools.config import Config
00033 from tools.utils import argparse_filestring_type
00034 try:
00035     import tools.private_settings as ps
00036 except:
00037     ps = object()
00038 
00039 if __name__ == '__main__':
00040     # Parse Options
00041     parser = get_default_options_parser(add_clean=False, add_options=False)
00042     parser.add_argument("--source", dest="source_dir", type=argparse_filestring_type, required=True,
00043                         default=[], help="The source (input) directory", action="append")
00044     parser.add_argument("--prefix", dest="prefix", action="append",
00045                       default=[], help="Restrict listing to parameters that have this prefix")
00046     parser.add_argument("-v", "--verbose", action="store_true", dest="verbose",
00047                       default=False, 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(options.source_dir, target, toolchain)
00065         if not params and not macros:
00066             print("No configuration data available.")
00067             _exit(0)
00068         if params:
00069             print("Configuration parameters")
00070             print("------------------------")
00071             for p in sorted(params):
00072                 for s in options.prefix:
00073                     if p.startswith(s):
00074                         print(str(params[p]) if not options.verbose else params[p].get_verbose_description())
00075                         break
00076             print("")
00077 
00078         print("Macros")
00079         print("------")
00080         if macros:
00081             print('Defined with "macros":', Config.config_macros_to_macros(macros))
00082         print("Generated from configuration parameters:", Config.parameters_to_macros(params))
00083 
00084     except KeyboardInterrupt as e:
00085         print("\n[CTRL+c] exit")
00086     except Exception as e:
00087         if options.verbose:
00088             import traceback
00089             traceback.print_exc(file=sys.stdout)
00090         else:
00091             print("[ERROR] %s" % str(e))
00092 
00093         sys.exit(1)