github.com/fletavendor/sys@v0.0.0-20181107165924-66b7b1311ac8/unix/example_test.go (about) 1 // Copyright 2018 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 aix darwin dragonfly freebsd linux netbsd openbsd solaris 6 7 package unix_test 8 9 import ( 10 "log" 11 "os" 12 13 "golang.org/x/sys/unix" 14 ) 15 16 func ExampleExec() { 17 err := unix.Exec("/bin/ls", []string{"ls", "-al"}, os.Environ()) 18 log.Fatal(err) 19 } 20 21 func ExampleFlock() { 22 f, _ := os.Create("example.lock") 23 if err := unix.Flock(int(f.Fd()), unix.LOCK_EX); err != nil { 24 log.Fatal(err) 25 } 26 // Do work here that requires the lock. When finished, release the lock: 27 if err := unix.Flock(int(f.Fd()), unix.LOCK_UN); err != nil { 28 log.Fatal(err) 29 } 30 }