mirror of
https://github.com/Keychron/qmk_firmware.git
synced 2024-12-12 21:25:33 +06:00
751316c344
You can now use `qmk info` to get information about keyboards and keymaps. Co-authored-by: Erovia <Erovia@users.noreply.github.com>
162 lines
5.1 KiB
Python
162 lines
5.1 KiB
Python
"""Functions for working with config.h files.
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"""
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from pathlib import Path
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from milc import cli
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from qmk.comment_remover import comment_remover
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default_key_entry = {'x': -1, 'y': 0, 'w': 1}
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def c_source_files(dir_names):
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"""Returns a list of all *.c, *.h, and *.cpp files for a given list of directories
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Args:
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dir_names
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List of directories relative to `qmk_firmware`.
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"""
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files = []
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for dir in dir_names:
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files.extend(file for file in Path(dir).glob('**/*') if file.suffix in ['.c', '.h', '.cpp'])
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return files
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def find_layouts(file):
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"""Returns list of parsed LAYOUT preprocessor macros found in the supplied include file.
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"""
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file = Path(file)
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aliases = {} # Populated with all `#define`s that aren't functions
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parsed_layouts = {}
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# Search the file for LAYOUT macros and aliases
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file_contents = file.read_text()
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file_contents = comment_remover(file_contents)
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file_contents = file_contents.replace('\\\n', '')
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for line in file_contents.split('\n'):
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if line.startswith('#define') and '(' in line and 'LAYOUT' in line:
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# We've found a LAYOUT macro
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macro_name, layout, matrix = _parse_layout_macro(line.strip())
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# Reject bad macro names
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if macro_name.startswith('LAYOUT_kc') or not macro_name.startswith('LAYOUT'):
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continue
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# Parse the matrix data
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matrix_locations = _parse_matrix_locations(matrix, file, macro_name)
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# Parse the layout entries into a basic structure
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default_key_entry['x'] = -1 # Set to -1 so _default_key(key) will increment it to 0
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layout = layout.strip()
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parsed_layout = [_default_key(key) for key in layout.split(',')]
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for key in parsed_layout:
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key['matrix'] = matrix_locations.get(key['label'])
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parsed_layouts[macro_name] = {
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'key_count': len(parsed_layout),
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'layout': parsed_layout,
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'filename': str(file),
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}
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elif '#define' in line:
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# Attempt to extract a new layout alias
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try:
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_, pp_macro_name, pp_macro_text = line.strip().split(' ', 2)
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aliases[pp_macro_name] = pp_macro_text
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except ValueError:
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continue
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# Populate our aliases
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for alias, text in aliases.items():
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if text in parsed_layouts and 'KEYMAP' not in alias:
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parsed_layouts[alias] = parsed_layouts[text]
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return parsed_layouts
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def parse_config_h_file(config_h_file, config_h=None):
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"""Extract defines from a config.h file.
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"""
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if not config_h:
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config_h = {}
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config_h_file = Path(config_h_file)
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if config_h_file.exists():
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config_h_text = config_h_file.read_text()
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config_h_text = config_h_text.replace('\\\n', '')
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for linenum, line in enumerate(config_h_text.split('\n')):
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line = line.strip()
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if '//' in line:
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line = line[:line.index('//')].strip()
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if not line:
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continue
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line = line.split()
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if line[0] == '#define':
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if len(line) == 1:
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cli.log.error('%s: Incomplete #define! On or around line %s' % (config_h_file, linenum))
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elif len(line) == 2:
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config_h[line[1]] = True
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else:
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config_h[line[1]] = ' '.join(line[2:])
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elif line[0] == '#undef':
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if len(line) == 2:
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if line[1] in config_h:
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if config_h[line[1]] is True:
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del config_h[line[1]]
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else:
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config_h[line[1]] = False
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else:
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cli.log.error('%s: Incomplete #undef! On or around line %s' % (config_h_file, linenum))
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return config_h
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def _default_key(label=None):
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"""Increment x and return a copy of the default_key_entry.
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"""
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default_key_entry['x'] += 1
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new_key = default_key_entry.copy()
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if label:
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new_key['label'] = label
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return new_key
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def _parse_layout_macro(layout_macro):
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"""Split the LAYOUT macro into its constituent parts
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"""
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layout_macro = layout_macro.replace('\\', '').replace(' ', '').replace('\t', '').replace('#define', '')
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macro_name, layout = layout_macro.split('(', 1)
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layout, matrix = layout.split(')', 1)
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return macro_name, layout, matrix
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def _parse_matrix_locations(matrix, file, macro_name):
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"""Parse raw matrix data into a dictionary keyed by the LAYOUT identifier.
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"""
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matrix_locations = {}
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for row_num, row in enumerate(matrix.split('},{')):
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if row.startswith('LAYOUT'):
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cli.log.error('%s: %s: Nested layout macro detected. Matrix data not available!', file, macro_name)
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break
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row = row.replace('{', '').replace('}', '')
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for col_num, identifier in enumerate(row.split(',')):
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if identifier != 'KC_NO':
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matrix_locations[identifier] = (row_num, col_num)
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return matrix_locations
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