ssrat·4年前·讨论Please, please, please:* Write help text to stdout, not stderr, so I can grep it* Set exit status to 0 on success and 1 or some other small positive integer on failure so I can use || and &&
* Write help text to stdout, not stderr, so I can grep it
* Set exit status to 0 on success and 1 or some other small positive integer on failure so I can use || and &&