pikmin2/tools/decompctx.py

81 lines
2.6 KiB
Python

import argparse
import os
import re
script_dir = os.path.dirname(os.path.realpath(__file__))
root_dir = os.path.abspath(os.path.join(script_dir, ".."))
src_dir = os.path.join(root_dir, "src")
include_dir = os.path.join(root_dir, "include")
stl_dir = os.path.join(include_dir, "stl")
include_pattern = re.compile(r'^#include\s*[<"](.+?)[>"]$')
guard_pattern = re.compile(r"^#ifndef\s+(.*)$")
defines: set[str] = set()
quiet = False
def import_h_file(in_file, r_path) -> str:
rel_path = os.path.join(root_dir, r_path, in_file)
inc_path = os.path.join(include_dir, in_file)
stl_path = os.path.join(stl_dir, in_file)
if os.path.exists(rel_path):
return import_c_file(rel_path)
elif os.path.exists(inc_path):
return import_c_file(inc_path)
elif os.path.exists(stl_path):
return import_c_file(stl_path)
else:
if not quiet:
print("Failed to locate", in_file)
exit(1)
def import_c_file(in_file) -> str:
in_file = os.path.relpath(in_file, root_dir)
out_text = ""
with open(in_file, encoding="shift-jis") as file:
for idx, line in enumerate(file):
guard_match = guard_pattern.match(line.strip())
if idx == 0:
if guard_match:
if guard_match[1] in defines:
break
defines.add(guard_match[1])
if not quiet:
print("Processing file", in_file)
include_match = include_pattern.match(line.strip())
if include_match:
out_text += f'/* "{in_file}" line {idx} "{include_match[1]}" */\n'
out_text += import_h_file(include_match[1], os.path.dirname(in_file))
out_text += f'/* end "{include_match[1]}" */\n'
else:
out_text += line
return out_text
def main():
parser = argparse.ArgumentParser(description="Create a context file which can be used for decomp.me")
parser.add_argument("c_file", help="File from which to create context")
parser.add_argument(
"--relative", "-r", dest="relative", help="Extract context relative to the source file", action="store_true"
)
parser.add_argument("--quiet", "-q", dest="quiet", help="Don't output anything", action="store_true")
args = parser.parse_args()
global quiet
quiet = args.quiet
c_file = args.c_file
content = import_c_file(c_file)
filename = f"{c_file}.ctx" if args.relative else os.path.join(root_dir, "ctx.c")
with open(filename, "w", encoding="utf-8", newline="\n") as f:
f.write(content)
if __name__ == "__main__":
main()