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std.Io.Threaded: better clock lowering for BSDs

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Andrew Kelley 2025-10-27 16:34:35 -07:00
parent 80a341b411
commit 3de1b6c9a9
1 changed files with 6 additions and 1 deletions
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7
lib/std/Io/Threaded.zig
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@ -5009,7 +5009,12 @@ fn clockToPosix(clock: Io.Clock) posix.clockid_t {
// On freebsd derivatives, use MONOTONIC_FAST as currently there's // On freebsd derivatives, use MONOTONIC_FAST as currently there's
// no precision tradeoff. // no precision tradeoff.
.freebsd, .dragonfly => posix.CLOCK.MONOTONIC_FAST, .freebsd, .dragonfly => posix.CLOCK.MONOTONIC_FAST,
else => posix.CLOCK.BOOTTIME, // On linux, use BOOTTIME instead of MONOTONIC as it ticks while
// suspended.
.linux => posix.CLOCK.BOOTTIME,
// On other posix systems, MONOTONIC is generally the fastest and
// ticks while suspended.
else => posix.CLOCK.MONOTONIC,
}, },
.cpu_process => posix.CLOCK.PROCESS_CPUTIME_ID, .cpu_process => posix.CLOCK.PROCESS_CPUTIME_ID,
.cpu_thread => posix.CLOCK.THREAD_CPUTIME_ID, .cpu_thread => posix.CLOCK.THREAD_CPUTIME_ID,