#!/bin/python3

from shlex import split, join
from sys import argv
from os import getcwd
import subprocess

process = subprocess.run(argv[1:], stdout=subprocess.PIPE, stderr=None, env={"LANG": "C"})

dir_stack = [getcwd()]
expanded_output = []

for line in process.stdout.decode('utf-8').split('\n'):
	expanded_args = []
	args = split(line)

	if line.startswith('make: Entering directory'):
		dir_stack.append(args[-1])
		expanded_output.append(line)
		continue
	if line.startswith('make: Leaving directory'):
		dir_stack.pop()
		expanded_output.append(line)
		continue

	for arg in args:
		if not arg.startswith('@'):
			expanded_args.append(arg)
			continue
		with open(dir_stack[-1] + '/' + arg[1:], 'r') as file:
			expanded_args += split(file.read())
	expanded_output.append(subprocess.list2cmdline(expanded_args))

process = subprocess.Popen(["compiledb"], stdin=subprocess.PIPE, stdout=None, stderr=None, text=True)
process.stdin.write("\n".join(expanded_output))
process.stdin.close()
process.wait()