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fix: CSPRNG on Windows, and a window's first title is the package's app name

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Crypto.random_* and Uuid.* read /dev/urandom, which Windows lacks, so every
byte was zero; the Windows target now calls RtlGenRandom (advapi32).
ludicc takes --title, which ludic build/run/bundle pass from package.ludic's
app name, so rt_init opens the window under that name instead of the
program name.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-17 16:22:05 +03:00
parent 28f661c36f
commit 7f9f8de08a
9 changed files with 33592 additions and 33300 deletions
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changes/crypto-random-windows.md Normal file
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bump: patch
type: fix
`Crypto.random_bytes`, `Crypto.random_hex`, `Crypto.random_u32` and `Uuid.*` draw from the
system CSPRNG on Windows (`RtlGenRandom`, advapi32). They read `/dev/urandom`, which Windows
does not have, and every byte came back zero.

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bump: patch
type: fix
A windowed game opens under its package's `app name`. `ludic build`, `ludic run` and
`ludic bundle` pass it to the compiler (`ludicc --title <name>`), so `game_title()` - the
window's first title - is the name the player knows rather than the `program` name, which
showed for up to two seconds before the renderer retitled the window. Without an `app name`
it is the `program` name, as before.