qmk_firmware/lib/python/qmk/build_targets.py

279 lines
11 KiB
Python

# Copyright 2023-2024 Nick Brassel (@tzarc)
# SPDX-License-Identifier: GPL-2.0-or-later
import json
import shutil
from typing import Dict, List, Union
from pathlib import Path
from dotty_dict import dotty, Dotty
from milc import cli
from qmk.constants import QMK_FIRMWARE, INTERMEDIATE_OUTPUT_PREFIX, HAS_QMK_USERSPACE, QMK_USERSPACE
from qmk.commands import find_make, get_make_parallel_args, parse_configurator_json
from qmk.keyboard import keyboard_folder
from qmk.info import keymap_json
from qmk.keymap import locate_keymap
from qmk.path import is_under_qmk_firmware, is_under_qmk_userspace
# These must be kept in the order in which they're applied to $(TARGET) in the makefiles in order to ensure consistency.
TARGET_FILENAME_MODIFIERS = ['FORCE_LAYOUT', 'CONVERT_TO']
class BuildTarget:
def __init__(self, keyboard: str, keymap: str, json: Union[dict, Dotty] = None):
self._keyboard = keyboard_folder(keyboard)
self._keyboard_safe = self._keyboard.replace('/', '_')
self._keymap = keymap
self._parallel = 1
self._clean = False
self._compiledb = False
self._extra_args = {}
self._json = json.to_dict() if isinstance(json, Dotty) else json
def __str__(self):
return f'{self.keyboard}:{self.keymap}'
def __repr__(self):
if len(self._extra_args.items()) > 0:
return f'BuildTarget(keyboard={self.keyboard}, keymap={self.keymap}, extra_args={json.dumps(self._extra_args, sort_keys=True)})'
return f'BuildTarget(keyboard={self.keyboard}, keymap={self.keymap})'
def __lt__(self, __value: object) -> bool:
return self.__repr__() < __value.__repr__()
def __eq__(self, __value: object) -> bool:
if not isinstance(__value, BuildTarget):
return False
return self.__repr__() == __value.__repr__()
def __hash__(self) -> int:
return self.__repr__().__hash__()
def configure(self, parallel: int = None, clean: bool = None, compiledb: bool = None) -> None:
if parallel is not None:
self._parallel = parallel
if clean is not None:
self._clean = clean
if compiledb is not None:
self._compiledb = compiledb
@property
def keyboard(self) -> str:
return self._keyboard
@property
def keymap(self) -> str:
return self._keymap
@property
def json(self) -> dict:
if not self._json:
self._load_json()
if not self._json:
return {}
return self._json
@property
def dotty(self) -> Dotty:
return dotty(self.json)
@property
def extra_args(self) -> Dict[str, str]:
return {k: v for k, v in self._extra_args.items()}
@extra_args.setter
def extra_args(self, ex_args: Dict[str, str]):
if ex_args is not None and isinstance(ex_args, dict):
self._extra_args = {k: v for k, v in ex_args.items()}
def target_name(self, **env_vars) -> str:
# Work out the intended target name
target = f'{self._keyboard_safe}_{self.keymap}'
vars = self._all_vars(**env_vars)
for modifier in TARGET_FILENAME_MODIFIERS:
if modifier in vars:
target += f"_{vars[modifier]}"
return target
def _all_vars(self, **env_vars) -> Dict[str, str]:
vars = {k: v for k, v in env_vars.items()}
for k, v in self._extra_args.items():
vars[k] = v
return vars
def _intermediate_output(self, **env_vars) -> Path:
return Path(f'{INTERMEDIATE_OUTPUT_PREFIX}{self.target_name(**env_vars)}')
def _common_make_args(self, dry_run: bool = False, build_target: str = None, **env_vars):
compile_args = [
find_make(),
*get_make_parallel_args(self._parallel),
'-r',
'-R',
'-f',
'builddefs/build_keyboard.mk',
]
if not cli.config.general.verbose:
compile_args.append('-s')
verbose = 'true' if cli.config.general.verbose else 'false'
color = 'true' if cli.config.general.color else 'false'
if dry_run:
compile_args.append('-n')
if build_target:
compile_args.append(build_target)
compile_args.extend([
f'KEYBOARD={self.keyboard}',
f'KEYMAP={self.keymap}',
f'KEYBOARD_FILESAFE={self._keyboard_safe}',
f'TARGET={self._keyboard_safe}_{self.keymap}', # don't use self.target_name() here, it's rebuilt on the makefile side
f'VERBOSE={verbose}',
f'COLOR={color}',
'SILENT=false',
'QMK_BIN="qmk"',
])
vars = self._all_vars(**env_vars)
for k, v in vars.items():
compile_args.append(f'{k}={v}')
return compile_args
def prepare_build(self, build_target: str = None, dry_run: bool = False, **env_vars) -> None:
raise NotImplementedError("prepare_build() not implemented in base class")
def compile_command(self, build_target: str = None, dry_run: bool = False, **env_vars) -> List[str]:
raise NotImplementedError("compile_command() not implemented in base class")
def generate_compilation_database(self, build_target: str = None, skip_clean: bool = False, **env_vars) -> None:
self.prepare_build(build_target=build_target, **env_vars)
command = self.compile_command(build_target=build_target, dry_run=True, **env_vars)
from qmk.cli.generate.compilation_database import write_compilation_database # Lazy load due to circular references
output_path = QMK_FIRMWARE / 'compile_commands.json'
ret = write_compilation_database(command=command, output_path=output_path, skip_clean=skip_clean, **env_vars)
if ret and output_path.exists() and HAS_QMK_USERSPACE:
shutil.copy(str(output_path), str(QMK_USERSPACE / 'compile_commands.json'))
return ret
def compile(self, build_target: str = None, dry_run: bool = False, **env_vars) -> None:
if self._clean or self._compiledb:
command = [find_make(), "clean"]
if dry_run:
command.append('-n')
cli.log.info('Cleaning with {fg_cyan}%s', ' '.join(command))
cli.run(command, capture_output=False)
if self._compiledb and not dry_run:
self.generate_compilation_database(build_target=build_target, skip_clean=True, **env_vars)
self.prepare_build(build_target=build_target, dry_run=dry_run, **env_vars)
command = self.compile_command(build_target=build_target, **env_vars)
cli.log.info('Compiling keymap with {fg_cyan}%s', ' '.join(command))
if not dry_run:
cli.echo('\n')
ret = cli.run(command, capture_output=False)
if ret.returncode:
return ret.returncode
class KeyboardKeymapBuildTarget(BuildTarget):
def __init__(self, keyboard: str, keymap: str, json: dict = None):
super().__init__(keyboard=keyboard, keymap=keymap, json=json)
def __repr__(self):
if len(self._extra_args.items()) > 0:
return f'KeyboardKeymapTarget(keyboard={self.keyboard}, keymap={self.keymap}, extra_args={self._extra_args})'
return f'KeyboardKeymapTarget(keyboard={self.keyboard}, keymap={self.keymap})'
def _load_json(self):
self._json = keymap_json(self.keyboard, self.keymap)
def prepare_build(self, build_target: str = None, dry_run: bool = False, **env_vars) -> None:
pass
def compile_command(self, build_target: str = None, dry_run: bool = False, **env_vars) -> List[str]:
compile_args = self._common_make_args(dry_run=dry_run, build_target=build_target, **env_vars)
# Need to override the keymap path if the keymap is a userspace directory.
# This also ensures keyboard aliases as per `keyboard_aliases.hjson` still work if the userspace has the keymap
# in an equivalent historical location.
vars = self._all_vars(**env_vars)
keymap_location = locate_keymap(self.keyboard, self.keymap, force_layout=vars.get('FORCE_LAYOUT'))
if is_under_qmk_userspace(keymap_location) and not is_under_qmk_firmware(keymap_location):
keymap_directory = keymap_location.parent
compile_args.extend([
f'MAIN_KEYMAP_PATH_1={keymap_directory}',
f'MAIN_KEYMAP_PATH_2={keymap_directory}',
f'MAIN_KEYMAP_PATH_3={keymap_directory}',
f'MAIN_KEYMAP_PATH_4={keymap_directory}',
f'MAIN_KEYMAP_PATH_5={keymap_directory}',
])
return compile_args
class JsonKeymapBuildTarget(BuildTarget):
def __init__(self, json_path):
if isinstance(json_path, Path):
self.json_path = json_path
else:
self.json_path = None
json = parse_configurator_json(json_path) # Will load from stdin if provided
# In case the user passes a keymap.json from a keymap directory directly to the CLI.
# e.g.: qmk compile - < keyboards/clueboard/california/keymaps/default/keymap.json
json["keymap"] = json.get("keymap", "default_json")
super().__init__(keyboard=json['keyboard'], keymap=json['keymap'], json=json)
def __repr__(self):
if len(self._extra_args.items()) > 0:
return f'JsonKeymapTarget(keyboard={self.keyboard}, keymap={self.keymap}, path={self.json_path}, extra_args={self._extra_args})'
return f'JsonKeymapTarget(keyboard={self.keyboard}, keymap={self.keymap}, path={self.json_path})'
def _load_json(self):
pass # Already loaded in constructor
def prepare_build(self, build_target: str = None, dry_run: bool = False, **env_vars) -> None:
intermediate_output = self._intermediate_output(**env_vars)
generated_files_path = intermediate_output / 'src'
keymap_json = generated_files_path / 'keymap.json'
if self._clean:
if intermediate_output.exists():
shutil.rmtree(intermediate_output)
# begin with making the deepest folder in the tree
generated_files_path.mkdir(exist_ok=True, parents=True)
# Compare minified to ensure consistent comparison
new_content = json.dumps(self.json, separators=(',', ':'))
if keymap_json.exists():
old_content = json.dumps(json.loads(keymap_json.read_text(encoding='utf-8')), separators=(',', ':'))
if old_content == new_content:
new_content = None
# Write the keymap.json file if different so timestamps are only updated
# if the content changes -- running `make` won't treat it as modified.
if new_content:
keymap_json.write_text(new_content, encoding='utf-8')
def compile_command(self, build_target: str = None, dry_run: bool = False, **env_vars) -> List[str]:
compile_args = self._common_make_args(dry_run=dry_run, build_target=build_target, **env_vars)
intermediate_output = self._intermediate_output(**env_vars)
generated_files_path = intermediate_output / 'src'
keymap_json = generated_files_path / 'keymap.json'
compile_args.extend([
f'MAIN_KEYMAP_PATH_1={intermediate_output}',
f'MAIN_KEYMAP_PATH_2={intermediate_output}',
f'MAIN_KEYMAP_PATH_3={intermediate_output}',
f'MAIN_KEYMAP_PATH_4={intermediate_output}',
f'MAIN_KEYMAP_PATH_5={intermediate_output}',
f'KEYMAP_JSON={keymap_json}',
f'KEYMAP_PATH={generated_files_path}',
])
return compile_args