diff options
Diffstat (limited to 'libgo/go/os/exec/lp_unix.go')
| -rw-r--r-- | libgo/go/os/exec/lp_unix.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libgo/go/os/exec/lp_unix.go b/libgo/go/os/exec/lp_unix.go index 2163221..1d1ec07 100644 --- a/libgo/go/os/exec/lp_unix.go +++ b/libgo/go/os/exec/lp_unix.go @@ -42,6 +42,9 @@ func LookPath(file string) (string, error) { return "", &Error{file, err} } pathenv := os.Getenv("PATH") + if pathenv == "" { + return "", &Error{file, ErrNotFound} + } for _, dir := range strings.Split(pathenv, ":") { if dir == "" { // Unix shell semantics: path element "" means "." |