#!/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)
