27 lines · cpp
1//===-- Linux implementation of sigdelset ---------------------------------===//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/signal/sigdelset.h"10 11#include "hdr/types/sigset_t.h"12#include "src/__support/common.h"13#include "src/__support/libc_errno.h"14#include "src/__support/macros/config.h"15#include "src/signal/linux/signal_utils.h"16 17namespace LIBC_NAMESPACE_DECL {18 19LLVM_LIBC_FUNCTION(int, sigdelset, (sigset_t * set, int signum)) {20 if (set != nullptr && delete_signal(*set, signum))21 return 0;22 libc_errno = EINVAL;23 return -1;24}25 26} // namespace LIBC_NAMESPACE_DECL27