Hilbish/execfile_unix.go

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// +build linux darwin
package main
import (
"os"
)
func findExecutable(path string) error {
f, err := os.Stat(path)
if err != nil {
return err
}
if m := f.Mode(); !m.IsDir() && m & 0111 != 0 {
return nil
}
return errNotExec
}