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oot/tools/gen_mips_to_c_context.py
Ethan Roseman d58983494c
Decompiled ovl_En_Ma1 (#83)
* first steps

* some more

* fixing merge

* more progress

* progs

* Decompiled ovl_En_Ma1

* newline

* Pr suggestion

* Fixing some small things

* Update src/overlays/actors/ovl_En_Ma1/z_en_ma1.c

Co-Authored-By: Roman971 <32455037+Roman971@users.noreply.github.com>

* Removing padding

* Fixing script

* Fixing some things

Co-authored-by: Roman971 <32455037+Roman971@users.noreply.github.com>
2020-04-27 01:47:35 -04:00

129 lines
3.3 KiB
Python

#!/usr/bin/python3
import os
import sys
import subprocess
import re
import shlex
from disassemble import get_z_name
script_dir = os.path.dirname(os.path.realpath(__file__))
root_dir = script_dir + "/../"
build_dir = root_dir + "build/"
src_dir = root_dir + "src/"
def find_build_command_line(c_file):
rel_c_file = os.path.relpath(c_file, root_dir)
make_cmd = ["make", "--always-make", "--dry-run", "--debug=j", "PERMUTER=1"]
debug_output = (
subprocess.check_output(make_cmd, cwd=root_dir).decode("utf-8").split("\n")
)
output = []
for line in debug_output:
while "//" in line:
line = line.replace("//", "/")
while "/./" in line:
line = line.replace("/./", "/")
if rel_c_file not in line:
continue
parts = shlex.split(line)
if rel_c_file not in parts:
continue
if "-o" not in parts:
continue
if "-fsyntax-only" in parts:
continue
output.append(line)
if len(output) > 1:
output_lines = "\n".join(output)
print(
f"Error: found multiple compile commands for {rel_c_file}:\n{output_lines}\n"
"Please modify the makefile such that if PERMUTER = 1, "
"only a single compile command is included.",
file=sys.stderr,
)
sys.exit(1)
return output[0]
def import_c_file(compiler, in_file):
in_file = os.path.relpath(in_file, root_dir)
include_next = 0
cpp_command = ["cpp", "-P"]
compiler_split = compiler.split(" ")
for arg in compiler_split:
if include_next > 0:
include_next -= 1
cpp_command.append(arg)
continue
if arg in ["-D", "-U", "-I"]:
cpp_command.append(arg)
include_next = 1
continue
if (
arg.startswith("-D")
or arg.startswith("-U")
or arg.startswith("-I")
or arg in ["-nostdinc"]
):
cpp_command.append(arg)
cpp_command.extend(
[
"-undef",
"-D__sgi",
"-D_LANGUAGE_C",
"-DNON_MATCHING",
"-D_Static_assert(x, y)=",
"-D__attribute__(x)=",
]
)
cpp_command.append(in_file)
try:
return subprocess.check_output(cpp_command, 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)
def get_c_dir(dirname):
for root, dirs, files in os.walk(src_dir):
for dir in dirs:
if dir == dirname:
return os.path.join(root, dir)
def get_c_file(dir):
for root, dirs, files in os.walk(dir):
for file in files:
if file.endswith(".c") and "data" not in file:
return file
def main():
target_script = sys.argv[1]
this_dir = os.getcwd().split("/")[-1]
c_dir_path = get_c_dir(this_dir)
c_file = get_c_file(c_dir_path)
c_file_path = os.path.join(c_dir_path, c_file)
compiler = find_build_command_line(c_file_path)
output = import_c_file(compiler, c_file_path)
with open(os.path.join(build_dir, "ctx.c"), "w") as f:
f.write(output)
if __name__ == "__main__":
main()