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https://github.com/zeldaret/af.git
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Prakxo
98 lines
2.4 KiB
Python
Executable File
98 lines
2.4 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 sys
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import subprocess
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import tempfile
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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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# Project-specific
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CPP_FLAGS = [
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"-I.",
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"-Iinclude",
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"-Isrc",
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"-Ibin",
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"-Ilib/ultralib/include",
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"-Ilib/ultralib/include/PR",
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"-Ilib/ultralib/include/ido",
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"-D_LANGUAGE_C",
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"-DF3DEX_GBI_2",
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"-D__USE_ISOC99",
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"-DNDEBUG",
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"-D_FINALROM",
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"-D_MIPS_SZLONG=32",
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"-D__USE_ISOC99",
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"-DM2CTX",
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"-DCC_CHECK=1"
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"-DNON_MATCHING",
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"-ffreestanding",
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"-std=gnu89",
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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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cpp_command = ["gcc", "-E", "-P", "-dD", *CPP_FLAGS, in_file]
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with tempfile.NamedTemporaryFile(suffix=".c") as tmp:
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stock_macros = subprocess.check_output(["gcc", "-E", "-P", "-dM", tmp.name], cwd=root_dir, encoding="utf-8")
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try:
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out_text = subprocess.check_output(cpp_command, 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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+ " ".join(cpp_command),
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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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defines = {}
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source_lines = []
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for line in out_text.splitlines(keepends=True):
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if line.startswith("#define"):
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sym = line.split()[1].split("(")[0]
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defines[sym] = line
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elif line.startswith("#undef"):
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sym = line.split()[1]
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if sym in defines:
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del defines[sym]
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else:
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source_lines.append(line)
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for line in stock_macros.strip().splitlines():
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sym = line.split()[1].split("(")[0]
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if sym in defines:
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del defines[sym]
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return "".join(defines.values()) + "".join(source_lines)
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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 m2c / decomp.me"""
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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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