isle/tools/verexp/verexp.py
Christian Semmler 2a16a508a5
(Proposal) Use alternative C4786 warning suppression (#312)
* Use alternative warning suppression

* Remove newline

* Fix script

* Patch C2.EXE to disable C4786 warning

* Delete compile.cmd

* py-fixes

* Update tools/patch_c2.py

* Update tools/patch_c2.py

---------

Co-authored-by: Anonymous Maarten <anonymous.maarten@gmail.com>
Co-authored-by: Anonymous Maarten <madebr@users.noreply.github.com>
2023-12-08 06:37:44 -05:00

78 lines
2 KiB
Python
Executable file

#!/usr/bin/env python3
import argparse
import difflib
import subprocess
import os
import sys
from isledecomp.utils import print_diff
def main():
parser = argparse.ArgumentParser(
allow_abbrev=False,
description="Verify Exports: Compare the exports of two DLLs.",
)
parser.add_argument(
"original", metavar="original-binary", help="The original binary"
)
parser.add_argument(
"recompiled", metavar="recompiled-binary", help="The recompiled binary"
)
parser.add_argument(
"--no-color", "-n", action="store_true", help="Do not color the output"
)
args = parser.parse_args()
if not os.path.isfile(args.original):
parser.error(f"Original binary file {args.original} does not exist")
if not os.path.isfile(args.recompiled):
parser.error(f"Recompiled binary {args.recompiled} does not exist")
def get_file_in_script_dir(fn):
return os.path.join(os.path.dirname(os.path.abspath(sys.argv[0])), fn)
def get_exports(file):
call = [get_file_in_script_dir("DUMPBIN.EXE"), "/EXPORTS"]
if os.name != "nt":
call.insert(0, "wine")
file = (
subprocess.check_output(["winepath", "-w", file])
.decode("utf-8")
.strip()
)
call.append(file)
raw = subprocess.check_output(call).decode("utf-8").split("\r\n")
exports = []
start = False
for line in raw:
if not start:
if line == " ordinal hint name":
start = True
else:
if line:
exports.append(line[27 : line.rindex(" (")])
elif exports:
break
return exports
og_exp = get_exports(args.original)
re_exp = get_exports(args.recompiled)
udiff = difflib.unified_diff(og_exp, re_exp)
has_diff = print_diff(udiff, args.no_color)
return 1 if has_diff else 0
if __name__ == "__main__":
raise SystemExit(main())