github.com/go4org/go4@v0.0.0-20200104003542-c7e774b10ea0/osutil/osutil.go (about) 1 /* 2 Copyright 2015 The go4 Authors 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 // Package osutil contains os level functions. 18 package osutil // import "go4.org/osutil" 19 20 // capture executable on package init to work around various os issues if 21 // captured after executable has been renamed. 22 var execPath, execError = executable() 23 24 // Executable returns the path name for the executable that starts the 25 // current process. The result is the path that was used to start the 26 // current process, but there is no guarantee that the path is still 27 // pointing to the correct executable. 28 // 29 // OpenBSD is currently unsupported. 30 func Executable() (string, error) { 31 return execPath, execError 32 }