Add asset embedding script

Author: virinci

embed_assets.py

@@ -0,0 +1,50 @@
+import re
+from sys import argv
+from pathlib import Path
+
+
+PATTERN = re.compile(r'\b(Load\w+)\s*\(\s*"([^"]+)"')
+
+
+def include_bytes(file: str) -> tuple[str, int]:
+    resource = Path(file)
+    assert resource.is_file()
+
+    content = resource.read_bytes()
+    length = len(content)
+
+    content = "".join(f"\\x{x:02x}" for x in content)
+    return (f'"{content}"', length)
+
+
+def file_type(file: str) -> str:
+    resource = Path(file)
+    suffix = resource.suffix
+    assert suffix
+    return suffix
+
+
+def replacer(m: re.Match) -> str:
+    func, file = m.groups()
+    bytes_content, length = include_bytes(file)
+    return f'{func}FromMemory("{file_type(file)}", (const unsigned char *) {bytes_content}, {length}'
+
+
+def process_file(file: str):
+    file = Path(file)
+    assert file.is_file()
+
+    content = file.read_text()
+    new_content = PATTERN.sub(replacer, content)
+    file.write_text(new_content)
+
+
+def main():
+    for file in argv[1:]:
+        assert file.endswith(".c")
+    for file in argv[1:]:
+        process_file(file)
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())