init

tools/generate_logos_data.py

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+#!/usr/bin/env python3
+"""
+Generate src/logos_data.inc from the ANSI art files under logos/.
+
+Each ANSI logo is converted into a NULL-terminated array of C string literals
+so render.c can embed them directly without needing to parse files at runtime.
+"""
+
+from __future__ import annotations
+
+import argparse
+from pathlib import Path
+
+LOGO_SOURCES = [
+    ("logo_86_dos", "logos/86.ans"),
+    ("logo_concurrentdos", "logos/concurrentdos.ans"),
+    ("logo_dos", "logos/dos.ans"),
+    ("logo_dosbian", "logos/dosbian.ans"),
+    ("logo_dosbox", "logos/dosbox.ans"),
+    ("logo_dosbox_staging", "logos/dosbox_staging.ans"),
+    ("logo_dosbox_x", "logos/dosbox_x.ans"),
+    ("logo_dr_dos", "logos/drdos.ans"),
+    ("logo_freedos", "logos/freedos.ans"),
+    ("logo_ms_dos", "logos/msdos.ans"),
+    ("logo_novell_dos", "logos/novell.ans"),
+    ("logo_pc_dos", "logos/ibmdos.ans"),
+]
+
+
+def split_lines(path: Path) -> list[bytes]:
+    """Return the ANSI file as a list of raw lines without line endings."""
+    data = path.read_bytes()
+    # splitlines() handles CRLF/CR/LF and preserves empty lines.
+    return data.splitlines()
+
+
+def to_c_literal(line: bytes) -> str:
+    """Convert a raw line to a C string literal with escaped bytes."""
+    pieces = ['"']
+    for byte in line:
+        if byte == 0x5C:  # backslash
+            pieces.append("\\\\")
+        elif byte == 0x22:  # double quote
+            pieces.append('\\"')
+        elif byte == 0x07:
+            pieces.append("\\a")
+        elif byte == 0x08:
+            pieces.append("\\b")
+        elif byte == 0x09:
+            pieces.append("\\t")
+        elif byte == 0x0C:
+            pieces.append("\\f")
+        elif byte == 0x0B:
+            pieces.append("\\v")
+        elif 0x20 <= byte <= 0x7E:
+            pieces.append(chr(byte))
+        else:
+            pieces.append(f"\\x{byte:02x}")
+    pieces.append('"')
+    return "".join(pieces)
+
+
+def generate(output: Path) -> None:
+    root = Path(__file__).resolve().parents[1]
+    lines = [
+        "/* Auto-generated by tools/generate_logos_data.py. Do not edit. */",
+        "",
+    ]
+
+    for symbol, rel_path in LOGO_SOURCES:
+        logo_path = root / rel_path
+        if not logo_path.exists():
+            raise FileNotFoundError(f"Missing logo file: {logo_path}")
+        lines.append(f"static const char *const {symbol}[] = {{")
+        for raw_line in split_lines(logo_path):
+            lines.append(f"    {to_c_literal(raw_line)},")
+        lines.append("    NULL,")
+        lines.append("};")
+        lines.append("")
+
+    output_path = root / output
+    output_path.write_text("\n".join(lines), encoding="utf-8")
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument(
+        "-o",
+        "--output",
+        default="src/logos_data.inc",
+        type=Path,
+        help="Path to write the generated include (default: %(default)s)",
+    )
+    args = parser.parse_args()
+    generate(args.output)
+
+
+if __name__ == "__main__":
+    main()