b/c...py: use subprocess.run instead of os.system

bytebeat_compiler.py

@@ -1,8 +1,9 @@
 #!/usr/bin/python3
 
 from argparse import ArgumentParser
-from os import system, environ, makedirs
+from os import environ, makedirs
 from os.path import exists, join as path_join
+from shlex import split as command_line_split
 from sys import stdin, exit
 from typing import Dict, Union
 import subprocess
@@ -229,7 +230,13 @@ if __name__ == "__main__":
 	print("Compiling")
 
 	# Let the system execute aliases by calling os.system
-	command = " ".join([CC, CFLAGS, INPUT_FILE, PATHS["fwrite_le"], "-o",
-		OUTPUT_FILE, "-I" + PATHS["include_directory"]])
-	print(command, flush=True)
-	exit(system(command))
+	command = [
+		CC,
+		*command_line_split(CFLAGS),
+		INPUT_FILE,
+		PATHS["fwrite_le"],
+		"-o", OUTPUT_FILE,
+		"-I" + PATHS["include_directory"]
+	]
+	print(" ".join(command), flush=True)
+	exit(subprocess.run(command).returncode)