d87eea35fa
This is the first step in preparation for: https://discourse.llvm.org/t/rfc-make-clang-builtin-math-functions-constexpr-with-llvm-libc-to-support-c-23-constexpr-math-functions/86450
30 lines
805 B
C++
30 lines
805 B
C++
//===-- Linux implementation of sigemptyset -------------------------------===//
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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/signal/sigemptyset.h"
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#include "src/__support/libc_errno.h"
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#include "src/__support/macros/config.h"
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#include "src/signal/linux/signal_utils.h"
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#include "src/__support/common.h"
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#include <signal.h>
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namespace LIBC_NAMESPACE_DECL {
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LLVM_LIBC_FUNCTION(int, sigemptyset, (sigset_t * set)) {
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if (!set) {
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libc_errno = EINVAL;
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return -1;
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}
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*set = empty_set();
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return 0;
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}
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} // namespace LIBC_NAMESPACE_DECL
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