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Golang check if command exists
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| package main | |
| import ( | |
| "log" | |
| "os/exec" | |
| ) | |
| func main() { | |
| path, err := exec.LookPath("ls") | |
| if err != nil { | |
| log.Fatal(err) | |
| } | |
| log.Println(path) // bin/ls | |
| } | |
| // as util | |
| func commandExists(cmd string) bool { | |
| _, err := exec.LookPath(cmd) | |
| return err == nil | |
| } |
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