| // Copyright 2017 The etcd Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| // +build linux,!cov |
| |
| package osutil |
| |
| import ( |
| "syscall" |
| "unsafe" |
| ) |
| |
| // dflSignal sets the given signal to SIG_DFL |
| func dflSignal(sig syscall.Signal) { |
| // clearing out the sigact sets the signal to SIG_DFL |
| var sigactBuf [32]uint64 |
| ptr := unsafe.Pointer(&sigactBuf) |
| syscall.Syscall6(uintptr(syscall.SYS_RT_SIGACTION), uintptr(sig), uintptr(ptr), 0, 8, 0, 0) |
| } |
