// WriteString is like Write, but writes the contents of string s rather than
// an array of bytes.
func (file *File) WriteString(s string) (ret int, err Error) {
if file == nil {
return 0, EINVAL
}
b := syscall.StringByteSlice(s)
b = b[0 : len(b)-1]
return file.Write(b)
}
// Setenv sets the value of the environment variable named by the key.
// It returns an Error, if any.
func Setenv(key, value string) Error {
if len(key) == 0 {
return EINVAL
}
f, e := Create("/env/" + key)
if iserror(e) {
return e
}
defer f.Close()
_, e = f.Write(syscall.StringByteSlice(value))
return nil
}
func (s *stringIO) WriteString(str string) (ret int, err error) {
b := syscall.StringByteSlice(str)
return s.Write(b[0 : len(b)-1])
}