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#!/usr/bin/env python3
#
# This script creates a custom layout, overriding the TDLE key with the first
# argument given.
import argparse
import tempfile
from pathlib import Path
import subprocess
import os
import re
import sys
# Template to force our key to TLDE
template = """
default
xkb_symbols "basic" {{
include "us(basic)"
replace key <TLDE> {{ [ {} ] }};
}};
"""
parser = argparse.ArgumentParser(
description='Tool to verify whether a keysym is resolved'
)
parser.add_argument('keysym', type=str, help='XKB keysym')
parser.add_argument('--tool', type=str, nargs=1,
default=['xkbcli', 'compile-keymap'],
help='Full path to the xkbcli-compile-keymap tool')
args = parser.parse_args()
with tempfile.TemporaryDirectory() as tmpdir:
symfile = Path(tmpdir) / "symbols" / "keytest"
symfile.parent.mkdir()
with symfile.open(mode='w') as f:
f.write(template.format(args.keysym))
try:
cmd = [
*args.tool,
'--layout', 'keytest',
]
env = os.environ.copy()
env['XKB_CONFIG_EXTRA_PATH'] = tmpdir
result = subprocess.run(cmd, env=env, capture_output=True,
universal_newlines=True)
if result.returncode != 0:
print('ERROR: Failed to compile:')
print(result.stderr)
sys.exit(1)
# grep for TLDE actually being remapped
for l in result.stdout.split('\n'):
match = re.match(r'\s+key \<TLDE\>\s+{\s+\[\s+(?P<keysym>\w+)\s+\]\s+}', l)
if match:
if args.keysym == match.group('keysym'):
sys.exit(0)
elif match.group('keysym') == 'NoSymbol':
print('ERROR: key {} not resolved:'.format(args.keysym), l)
else:
print('ERROR: key {} mapped to wrong key:'.format(args.keysym), l)
sys.exit(1)
print(result.stdout)
print('ERROR: above keymap is missing key mapping for {}'.format(args.keysym))
sys.exit(1)
except FileNotFoundError as err:
print('ERROR: invalid or missing tool: {}'.format(err))
sys.exit(1)
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