github.com/camlistore/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  }