Andrew Kelley 3e618f8432 Cache: use mutex to protect recent_problematic_timestamp
The previous commit tried to use atomics but not many CPUs support
128-bit atomics. So we use a mutex. In order to avoid contention, we
also store `recent_problematic_timestamp` locally on the `Manifest`
which is only ever accessed from a single thread at a time, and only
consult the global one if the local one is problematic.

This commit was tested by running `zig build test-behavior` in two
separate terminals at the same time.
2021-12-09 22:10:38 -07:00
2021-10-01 16:07:42 -07:00
2021-09-30 23:33:03 -07:00
2021-12-09 01:39:07 -07:00
2021-06-25 12:46:23 +03:00
2021-02-19 16:38:04 -07:00

ZIG

A general-purpose programming language and toolchain for maintaining robust, optimal, and reusable software.

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The ultimate goal of the Zig project is to serve users. As a first-order effect, this means users of the compiler, helping programmers to write better software. Even more important, however, are the end-users.

Zig is intended to be used to help end-users accomplish their goals. Zig should be used to empower end-users, never to exploit them financially, or to limit their freedom to interact with hardware or software in any way.

However, such problems are best solved with social norms, not with software licenses. Any attempt to complicate the software license of Zig would risk compromising the value Zig provides.

Therefore, Zig is available under the MIT (Expat) License, and comes with a humble request: use it to make software better serve the needs of end-users.

This project redistributes code from other projects, some of which have other licenses besides MIT. Such licenses are generally similar to the MIT license for practical purposes. See the subdirectories and files inside lib/ for more details.

Description
General-purpose programming language and toolchain for maintaining robust, optimal, and reusable software.
Readme MIT 698 MiB
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Zig 98.3%
C 1.1%
C++ 0.2%
Python 0.1%