86 lines
2.1 KiB
Python
Executable File
86 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import os
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import shutil
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import sys
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import subprocess
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from pathlib import Path
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# assuming that this util is in tools/
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script_dir = os.path.dirname(os.path.realpath(__file__))
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root_dir = os.path.abspath(os.path.join(script_dir, ".."))
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print(root_dir)
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# Project-specific
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CPP_FLAGS = [
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"-undef",
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"-D__sgi",
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"-DVERSION_US",
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"-DVERSION_EU",
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"-DTARGET_N64",
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"-D_LANGUAGE_C",
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"-DF3DEX_GBI",
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"-D_MIPS_SZLONG=32",
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"-DSCRIPT(...)={}"
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"-D__attribute__(...)=",
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"-D__asm__(...)=",
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"-DGLOBAL_ASM(...)=",
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"-ffreestanding",
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"-nostdinc",
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"-Iinclude/libc",
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"-Iinclude",
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"-Ibuild",
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"-Ibuild/include",
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"-Isrc",
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"-I.",
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]
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def import_c_file(in_file) -> str:
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in_file = os.path.relpath(in_file, root_dir)
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# Prefer clang as C preprocessor if installed on the system
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if shutil.which('clang') is not None:
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cpp = ['clang', '-E', '-P', '-x', 'c', '-Wno-trigraphs']
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else:
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cpp = ['gcc', '-E', '-P']
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cpp_getdefines = [*cpp, "-dM", *CPP_FLAGS, in_file]
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cpp_procfile = [*cpp, *CPP_FLAGS, in_file]
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out_text = ""
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try:
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out_text += subprocess.check_output(cpp_getdefines, cwd=root_dir, encoding="utf-8")
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out_text += subprocess.check_output(cpp_procfile, cwd=root_dir, encoding="utf-8")
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except subprocess.CalledProcessError:
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print(
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"Failed to preprocess input file, when running command:\n",
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cpp_getdefines,
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file=sys.stderr,
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)
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sys.exit(1)
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if not out_text:
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print("Output is empty - aborting")
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sys.exit(1)
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return out_text
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def main():
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parser = argparse.ArgumentParser(
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description="""Create a context file which can be used for mips_to_c"""
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)
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parser.add_argument(
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"c_file",
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help="""File from which to create context""",
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)
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args = parser.parse_args()
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output = import_c_file(args.c_file)
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with open(os.path.join(root_dir, "ctx.c"), "w", encoding="UTF-8") as f:
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f.write(output)
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if __name__ == "__main__":
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main()
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