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Clearer error message in the client when DOCKER env variable is not set

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This commit is contained in:
Solomon Hykes 2013-02-04 23:25:28 -08:00
parent 63ce08107e
commit edc9968604
1 changed files with 5 additions and 0 deletions
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5
docker/docker.go
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@ -8,6 +8,7 @@ import (
"os"
"syscall"
"unsafe"
"fmt"
)
@ -160,6 +161,10 @@ func Fatal(err error) {
func main() {
var err error
if os.Getenv("DOCKER") == "" {
fmt.Printf("Can't connect. Please set environment variable DOCKER to ip:port, eg. 'localhost:4242'.\n")
os.Exit(1)
}
if IsTerminal(0) && os.Getenv("NORAW") == "" {
oldState, err = MakeRaw(0)
if err != nil {