| #!/usr/bin/env python3 |
| |
| import argparse |
| import re |
| |
| def arguments_parse(): |
| parser = argparse.ArgumentParser() |
| parser.add_argument('-q', dest="quiet", action='store_true') |
| parser.add_argument('-m', dest='runmake', action='store_false', |
| help='only merge the fragments, do not execute the make command') |
| parser.add_argument('-n', dest='alltarget', action='store_const', const='allnoconfig', default='alldefconfig', |
| help='use allnoconfig instead of alldefconfig') |
| parser.add_argument('-r', dest='warnredun', action='store_true', |
| help='list redundant entries when merging fragments') |
| parser.add_argument('-O', dest='output_dir', |
| help='to put generated output files', default='.') |
| parser.add_argument('config', nargs='+') |
| |
| return parser.parse_args() |
| |
| |
| def main(): |
| args = arguments_parse() |
| |
| pattern = re.compile('^(CONFIG_[a-zA-Z0-9_]*)[= ].*') |
| config_values = {} |
| |
| for config_file in args.config[:]: |
| print("Merging %s" % config_file) |
| with open(config_file, 'r') as file: |
| for line in file: |
| match = pattern.match(line) |
| if match: |
| config_name = match.group(1) |
| config_full = match.group(0) |
| if config_name in config_values: |
| if config_values[config_name] != config_full and not args.quiet: |
| print("Value of %s is redefined by fragment %s" % (config_name, config_file)) |
| print("Previous value %s" % config_values[config_name]) |
| print("new value %s" % config_full) |
| elif args.warnredun: |
| print("Value of %s is redundant by fragment %s" % (config_name, config_file)) |
| config_values[config_name] = config_full |
| |
| if args.runmake: |
| print("Running make not yet supported") |
| |
| with open('%s/.config' % args.output_dir, 'w') as out_config: |
| out_config.write('\n'.join(map(lambda x: x[1], config_values.items()))) |
| |
| if __name__ == "__main__": |
| main() |