Add headers, clang-format, decompctx.py & more

tools/decompctx.py

@@ -0,0 +1,68 @@
+#!/usr/bin/env python3
+
+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")
+
+include_pattern = re.compile(r'^#include\s*[<"](.+?)[>"]$')
+guard_pattern = re.compile(r'^#ifndef\s+(.*)$')
+
+defines = set()
+
+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)
+    if os.path.exists(rel_path):
+      return import_c_file(rel_path)
+    elif os.path.exists(inc_path):
+      return import_c_file(inc_path)
+    else:
+      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) 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])
+          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""",
+    )
+    args = parser.parse_args()
+
+    output = import_c_file(args.c_file)
+
+    with open(os.path.join(root_dir, "ctx.c"), "w", encoding="UTF-8") as f:
+        f.write(output)
+
+
+if __name__ == "__main__":
+    main()