diff --git a/tools/m2ctx b/tools/m2ctx new file mode 100644 index 000000000..f45c630d3 --- /dev/null +++ b/tools/m2ctx @@ -0,0 +1,67 @@ +#!/usr/bin/env python3 + +import argparse +import os +import sys +import subprocess +from pathlib import Path + +script_dir = os.path.dirname(os.path.realpath(__file__)) +root_dir = os.path.abspath(os.path.join(script_dir, "")) +print(root_dir) +src_dir = root_dir + "src/" + +# Project-specific +CPP_FLAGS = [ + "-Iinclude", + "-Isrc", + "-D_LANGUAGE_C", + "-DF3DEX_GBI", + "-D_MIPS_SZLONG=32", + "-DSCRIPT(...)={}" + "-D__attribute__(...)=", + "-D__asm__(...)=", + "-ffreestanding", +] + +def import_c_file(in_file) -> str: + in_file = os.path.relpath(in_file, root_dir) + cpp_command = ["gcc", "-E", "-P", "-dM", *CPP_FLAGS, in_file] + cpp_command2 = ["gcc", "-E", "-P", *CPP_FLAGS, in_file] + + out_text = "" + try: + out_text += subprocess.check_output(cpp_command, cwd=root_dir, encoding="utf-8") + out_text += subprocess.check_output(cpp_command2, cwd=root_dir, encoding="utf-8") + except subprocess.CalledProcessError: + print( + "Failed to preprocess input file, when running command:\n" + + cpp_command, + file=sys.stderr, + ) + sys.exit(1) + + if not out_text: + print("Output is empty - aborting") + sys.exit(1) + return out_text + +def main(): + parser = argparse.ArgumentParser( + description="""Create a context file which can be used for mips_to_c""" + ) + parser.add_argument( + "c_file", + help="""File from which to create context""", + ) + args = parser.parse_args() + + output = import_c_file(args.c_file) + + with open(os.path.join(root_dir, "ctx.c"), "w", encoding="UTF-8") as f: + f.write(output) + + +if __name__ == "__main__": + main() +