Generate compile_commands.json from a cmakelists.txt file

generate_compile_commands.py

""" a big WIP, as I discovered that VS2019 supports the export """
import os
import subprocess
import shutil
import contextlib
import tempfile

SRC_DIR=(os.path.dirname(os.path.realpath(__file__)))

@contextlib.contextmanager
def make_temp_directory():
    temp_dir = tempfile.mkdtemp(suffix="generate_compile_commands_json")
    try:
        yield temp_dir
    finally:
        os.chdir(last_cwd)

with make_temp_directory() as TMP_DIR:
    cmd = "cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=1 -G Ninja \"{}\"".format(SRC_DIR)
    process = subprocess.check_call(cmd, stdout=None, stderr=subprocess.STDOUT, cwd=TMP_DIR)
    shutil.copyfile(
        "{}/{}".format(TMP_DIR, "compile_commands.json"),
        "{}/{}".format(SRC_DIR, "compile_commands.json"),
    )