github.com/m3db/m3@v1.5.1-0.20231129193456-75a402aa583b/src/x/process/process_notlinux.go (about)

     1  // Copyright (c) 2017 Uber Technologies, Inc.
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  // +build !linux
    22  
    23  package process
    24  
    25  import (
    26  	"errors"
    27  )
    28  
    29  var errNotAvailable = errors.New(
    30  	"cannot get process file descriptors, only available on linux")
    31  
    32  // NumFDs returns the number of file descriptors for a given process and is not available
    33  // on non-linux systems.
    34  func NumFDs(pid int) (int, error) {
    35  	return 0, errNotAvailable
    36  }
    37  
    38  // NumFDsWithDefaultBatchSleep returns the number of file descriptors for a given process
    39  // and is not available on non-linux systems.
    40  func NumFDsWithDefaultBatchSleep(pid int) (int, error) {
    41  	return 0, errNotAvailable
    42  }
    43  
    44  // NumFDsWithBatchSleep returns the number of file descriptors for a given process and is
    45  // not available on non-linux systems.
    46  func NumFDsWithBatchSleep(pid int) (int, error) {
    47  	return 0, errNotAvailable
    48  }