import re
import sys
import os
from qmk.constants import QMK_FIRMWARE
from qmk.path import normpath
from milc import cli
def eprint(*args, **kwargs):
print(*args, file=sys.stderr, **kwargs)
file_header = """\
/* Copyright 2020 QMK
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* This file was auto-generated by:
* `qmk chibios-confmigrate -i {0} -r {1}`
*/
#pragma once
"""
def collect_defines(filepath):
with open(filepath, 'r', encoding='utf-8') as f:
content = f.read()
define_search = re.compile(r'(?m)^#\s*define\s+(?:.*\\\r?\n)*.*$', re.MULTILINE)
value_search = re.compile(r'^#\s*define\s+(?P<name>[a-zA-Z0-9_]+(\([^\)]*\))?)\s*(?P<value>.*)', re.DOTALL)
define_matches = define_search.findall(content)
defines = {"keys": [], "dict": {}}
for define_match in define_matches:
value_match = value_search.search(define_match)
defines["keys"].append(value_match.group("name"))
defines["dict"][value_match.group("name")] = value_match.group("value")
return defines
def check_diffs(input_defs, reference_defs):
not_present_in_input = []
not_present_in_reference = []
to_override = []
for key in reference_defs["keys"]:
if key not in input_defs["dict"]:
not_present_in_input.append(key)
continue
for key in input_defs["keys"]:
if key not in input_defs["dict"]:
not_present_in_input.append(key)
continue
for key in input_defs["keys"]:
if key in reference_defs["keys"] and input_defs["dict"][key] != reference_defs["dict"][key]:
to_override.append((key, input_defs["dict"][key]))
return (to_override, not_present_in_input, not_present_in_reference)
def migrate_chconf_h(to_override, outfile):
print(file_header.format(cli.args.input.relative_to(QMK_FIRMWARE), cli.args.reference.relative_to(QMK_FIRMWARE)), file=outfile)
for override in to_override:
print("#define %s %s" % (override[0], override[1]), file=outfile)
print("", file=outfile)
print("#include_next <chconf.h>\n", file=outfile)
def migrate_halconf_h(to_override, outfile):
print(file_header.format(cli.args.input.relative_to(QMK_FIRMWARE), cli.args.reference.relative_to(QMK_FIRMWARE)), file=outfile)
for override in to_override:
print("#define %s %s" % (override[0], override[1]), file=outfile)
print("", file=outfile)
print("#include_next <halconf.h>\n", file=outfile)
def migrate_mcuconf_h(to_override, outfile):
print(file_header.format(cli.args.input.relative_to(QMK_FIRMWARE), cli.args.reference.relative_to(QMK_FIRMWARE)), file=outfile)
print("#include_next <mcuconf.h>\n", file=outfile)
for override in to_override:
print("#undef %s" % (override[0]), file=outfile)
print("#define %s %s" % (override[0], override[1]), file=outfile)
print("", file=outfile)
@cli.argument('-i', '--input', type=normpath, arg_only=True, required=True, help='Specify input config file.')
@cli.argument('-r', '--reference', type=normpath, arg_only=True, required=True, help='Specify the reference file to compare against')
@cli.argument('-o', '--overwrite', arg_only=True, action='store_true', help='Overwrites the input file during migration.')
@cli.argument('-d', '--delete', arg_only=True, action='store_true', help='If the file has no overrides, migration will delete the input file.')
@cli.argument('-f', '--force', arg_only=True, action='store_true', help='Re-migrates an already migrated file, even if it doesn\'t detect a full ChibiOS config.')
@cli.subcommand('Generates a migrated ChibiOS configuration file, as a result of comparing the input against a reference')
def chibios_confmigrate(cli):
input_defs = collect_defines(cli.args.input)
reference_defs = collect_defines(cli.args.reference)
(to_override, not_present_in_input, not_present_in_reference) = check_diffs(input_defs, reference_defs)
if len(not_present_in_input) > 0:
eprint("Keys not in input, but present inside reference (potential manual migration required):")
for key in not_present_in_input:
eprint(" %s" % (key))
if len(not_present_in_reference) > 0:
eprint("Keys not in reference, but present inside input (potential manual migration required):")
for key in not_present_in_reference:
eprint(" %s" % (key))
if len(to_override) == 0:
eprint('No overrides found! If there were no missing keys above, it should be safe to delete the input file.')
if cli.args.delete:
os.remove(cli.args.input)
else:
eprint('Overrides found:')
for override in to_override:
eprint("%40s: %s -> %s" % (override[0], reference_defs["dict"][override[0]].encode('unicode_escape').decode("utf-8"), override[1].encode('unicode_escape').decode("utf-8")))
eprint('--------------------------------------')
if cli.args.input.name == "chconf.h" and ("CHCONF_H" in input_defs["dict"] or "_CHCONF_H_" in input_defs["dict"] or cli.args.force):
migrate_chconf_h(to_override, outfile=sys.stdout)
if cli.args.overwrite:
with open(cli.args.input, "w", encoding='utf-8') as out_file:
migrate_chconf_h(to_override, outfile=out_file)
elif cli.args.input.name == "halconf.h" and ("HALCONF_H" in input_defs["dict"] or "_HALCONF_H_" in input_defs["dict"] or cli.args.force):
migrate_halconf_h(to_override, outfile=sys.stdout)
if cli.args.overwrite:
with open(cli.args.input, "w", encoding='utf-8') as out_file:
migrate_halconf_h(to_override, outfile=out_file)
elif cli.args.input.name == "mcuconf.h" and ("MCUCONF_H" in input_defs["dict"] or "_MCUCONF_H_" in input_defs["dict"] or cli.args.force):
migrate_mcuconf_h(to_override, outfile=sys.stdout)
if cli.args.overwrite:
with open(cli.args.input, "w", encoding='utf-8') as out_file:
migrate_mcuconf_h(to_override, outfile=out_file)