32 lines · cpp
1//===-- Implementation of sched_setscheduler ------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/sched/sched_setscheduler.h"10 11#include "src/__support/OSUtil/syscall.h" // For internal syscall function.12#include "src/__support/common.h"13#include "src/__support/libc_errno.h"14#include "src/__support/macros/config.h"15 16#include <sys/syscall.h> // For syscall numbers.17 18namespace LIBC_NAMESPACE_DECL {19 20LLVM_LIBC_FUNCTION(int, sched_setscheduler,21 (pid_t tid, int policy, const struct sched_param *param)) {22 int ret = LIBC_NAMESPACE::syscall_impl<int>(SYS_sched_setscheduler, tid,23 policy, param);24 if (ret < 0) {25 libc_errno = -ret;26 return -1;27 }28 return ret;29}30 31} // namespace LIBC_NAMESPACE_DECL32