useradd is a pretty cool tool. Unfortunately, Apple didn't think
so.
This is an attempt to create a wrapper around dscl that behaves like
useradd.
Installation
[$]> gem install osx-useradd
Usage
[$]> useradd --help
Usage: useradd [options] LOGIN
-b, --base-dir BASE_DIR
-c, --comment COMMENT
-d, --home HOME_DIR
-D, --default
-e, --expiredate EXPIRE_DATE
-f, --inactive INACTIVE
-g, --gid GROUP
-G GROUP1[,GROUP2,...[,GROUPN]],
--groups
-k, --skel SKEL_DIR
-K, --key KEY=VAUE
-l, --no-log-init
-m, --create-home
-M
-N, --no-user-group
-o, --non-unique
-p, --password PASSWORD
-r, --system
-s, --shell SHELL
-u, --uid UID
-U, --user-group
-Z, --selinux-user SEUSER