104 lines
3.9 KiB
Python
Executable File
104 lines
3.9 KiB
Python
Executable File
"""Used by the make system to generate a rules.mk
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"""
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from pathlib import Path
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from dotty_dict import dotty
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from milc import cli
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from qmk.info import info_json
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from qmk.json_schema import json_load, validate
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from qmk.keyboard import keyboard_completer, keyboard_folder
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from qmk.keymap import locate_keymap
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from qmk.path import normpath
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def process_mapping_rule(kb_info_json, rules_key, info_dict):
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"""Return the rules.mk line(s) for a mapping rule.
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"""
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if not info_dict.get('to_c', True):
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return None
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info_key = info_dict['info_key']
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key_type = info_dict.get('value_type', 'str')
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try:
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rules_value = kb_info_json[info_key]
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except KeyError:
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return None
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if key_type in ['array', 'list']:
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return f'{rules_key} ?= {" ".join(rules_value)}'
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elif key_type == 'bool':
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return f'{rules_key} ?= {"yes" if rules_value else "no"}'
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elif key_type == 'mapping':
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return '\n'.join([f'{key} ?= {value}' for key, value in rules_value.items()])
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return f'{rules_key} ?= {rules_value}'
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@cli.argument('-o', '--output', arg_only=True, type=normpath, help='File to write to')
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@cli.argument('-q', '--quiet', arg_only=True, action='store_true', help="Quiet mode, only output error messages")
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@cli.argument('-e', '--escape', arg_only=True, action='store_true', help="Escape spaces in quiet mode")
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@cli.argument('-kb', '--keyboard', arg_only=True, type=keyboard_folder, completer=keyboard_completer, required=True, help='Keyboard to generate rules.mk for.')
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@cli.argument('-km', '--keymap', arg_only=True, help='Keymap to generate rules.mk for.')
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@cli.subcommand('Used by the make system to generate rules.mk from info.json', hidden=True)
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def generate_rules_mk(cli):
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"""Generates a rules.mk file from info.json.
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"""
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# Determine our keyboard/keymap
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if cli.args.keymap:
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km = locate_keymap(cli.args.keyboard, cli.args.keymap)
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km_json = json_load(km)
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validate(km_json, 'qmk.keymap.v1')
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kb_info_json = dotty(km_json.get('config', {}))
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else:
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kb_info_json = dotty(info_json(cli.args.keyboard))
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info_rules_map = json_load(Path('data/mappings/info_rules.json'))
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rules_mk_lines = ['# This file was generated by `qmk generate-rules-mk`. Do not edit or copy.', '']
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# Iterate through the info_rules map to generate basic rules
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for rules_key, info_dict in info_rules_map.items():
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new_entry = process_mapping_rule(kb_info_json, rules_key, info_dict)
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if new_entry:
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rules_mk_lines.append(new_entry)
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# Iterate through features to enable/disable them
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if 'features' in kb_info_json:
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for feature, enabled in kb_info_json['features'].items():
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feature = feature.upper()
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enabled = 'yes' if enabled else 'no'
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rules_mk_lines.append(f'{feature}_ENABLE ?= {enabled}')
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# Set SPLIT_TRANSPORT, if needed
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if kb_info_json.get('split', {}).get('transport', {}).get('protocol') == 'custom':
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rules_mk_lines.append('SPLIT_TRANSPORT ?= custom')
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# Set CUSTOM_MATRIX, if needed
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if kb_info_json.get('matrix_pins', {}).get('custom'):
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if kb_info_json.get('matrix_pins', {}).get('custom_lite'):
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rules_mk_lines.append('CUSTOM_MATRIX ?= lite')
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else:
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rules_mk_lines.append('CUSTOM_MATRIX ?= yes')
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# Show the results
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rules_mk = '\n'.join(rules_mk_lines) + '\n'
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if cli.args.output:
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cli.args.output.parent.mkdir(parents=True, exist_ok=True)
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if cli.args.output.exists():
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cli.args.output.replace(cli.args.output.parent / (cli.args.output.name + '.bak'))
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cli.args.output.write_text(rules_mk)
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if cli.args.quiet:
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if cli.args.escape:
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print(cli.args.output.as_posix().replace(' ', '\\ '))
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else:
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print(cli.args.output)
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else:
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cli.log.info('Wrote rules.mk to %s.', cli.args.output)
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else:
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print(rules_mk)
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