mirror of
https://github.com/ziglang/zig.git
synced 2025-12-23 06:33:08 +00:00
49d1a4c562
also start prefering NtDll API. so far: * NtQueryInformationFile * NtClose adds a performance workaround for windows unicode conversion. but that should probably be removed before merging
34 lines
846 B
C
Vendored
34 lines
846 B
C
Vendored
#define _GNU_SOURCE
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#include <sched.h>
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#include <string.h>
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#include "pthread_impl.h"
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#include "syscall.h"
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int sched_setaffinity(pid_t tid, size_t size, const cpu_set_t *set)
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{
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return syscall(SYS_sched_setaffinity, tid, size, set);
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}
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int pthread_setaffinity_np(pthread_t td, size_t size, const cpu_set_t *set)
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{
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return -__syscall(SYS_sched_setaffinity, td->tid, size, set);
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}
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static int do_getaffinity(pid_t tid, size_t size, cpu_set_t *set)
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{
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long ret = __syscall(SYS_sched_getaffinity, tid, size, set);
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if (ret < 0) return ret;
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if (ret < size) memset((char *)set+ret, 0, size-ret);
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return 0;
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}
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int sched_getaffinity(pid_t tid, size_t size, cpu_set_t *set)
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{
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return __syscall_ret(do_getaffinity(tid, size, set));
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}
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int pthread_getaffinity_np(pthread_t td, size_t size, cpu_set_t *set)
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{
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return -do_getaffinity(td->tid, size, set);
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}
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