github.com/graybobo/golang.org-package-offline-cache@v0.0.0-20200626051047-6608995c132f/x/net/internal/nettest/rlimit_unix.go (about)

     1  // Copyright 2015 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  // +build darwin dragonfly freebsd linux netbsd openbsd solaris
     6  
     7  package nettest
     8  
     9  import "syscall"
    10  
    11  func maxOpenFiles() int {
    12  	var rlim syscall.Rlimit
    13  	if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &rlim); err != nil {
    14  		return defaultMaxOpenFiles
    15  	}
    16  	return int(rlim.Cur)
    17  }