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//===-- Linux implementation of sigaddset ---------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "src/signal/sigaddset.h"
#include "src/__support/common.h"
#include "src/errno/libc_errno.h"
#include "src/signal/linux/signal_utils.h"
#include <signal.h>
namespace __llvm_libc {
LLVM_LIBC_FUNCTION(int, sigaddset, (sigset_t * set, int signum)) {
if (set != nullptr && add_signal(*set, signum))
return 0;
libc_errno = EINVAL;
return -1;
}
} // namespace __llvm_libc
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