30 lines
953 B
C++
30 lines
953 B
C++
//===-- Implementation file for getitimer ---------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "src/sys/time/getitimer.h"
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#include "hdr/types/struct_itimerval.h"
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#include "src/__support/OSUtil/syscall.h"
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#include "src/__support/common.h"
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#include "src/errno/libc_errno.h"
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#include <sys/syscall.h>
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namespace LIBC_NAMESPACE_DECL {
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LLVM_LIBC_FUNCTION(int, getitimer, (int which, struct itimerval *curr_value)) {
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long ret =
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LIBC_NAMESPACE::syscall_impl<long>(SYS_getitimer, which, curr_value);
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// On failure, return -1 and set errno.
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if (ret < 0) {
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libc_errno = static_cast<int>(-ret);
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return -1;
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}
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return 0;
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}
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} // namespace LIBC_NAMESPACE_DECL
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