# std.Io: add RwLock and Semaphore sync primitives · gitcafe/zig

[View on GitCafe](https://git.cafe/gitcafe/zig/commit/4c4e9d054e37afe82a856f5845c548f177996bd4)

Repository: [gitcafe/zig](https://git.cafe/gitcafe/zig)

Visibility: public

Requested revision: 4c4e9d054e37afe82a856f5845c548f177996bd4

Requested commit: 4c4e9d054e37afe82a856f5845c548f177996bd4

Commit: 4c4e9d054e37afe82a856f5845c548f177996bd4

Tree: d16099222c409fbe01cc1b0a3544119a04951532

Author: Andrew Kelley

Committer: Andrew Kelley

## Message

```
std.Io: add RwLock and Semaphore sync primitives

and restore usage by std.debug.SelfInfo.Elf

```

## Parents

- [550da1b676d059ae39a629d60da0f9cd155a5e89](https://git.cafe/gitcafe/zig/commit/550da1b676d059ae39a629d60da0f9cd155a5e89?format=markdown)

[Source at this commit](https://git.cafe/gitcafe/zig/tree/4c4e9d054e37afe82a856f5845c548f177996bd4?format=markdown)