Scheme 48 Manual | Contents | In Chapter: Access to POSIX
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Users and groups

User-ids and group-ids are boxed integers representing Unix users and groups. The procedures in this section are in structures posix-users and posix.

User-ids and group-ids have their own own predicates and comparison, boxing, and unboxing functions. These return the user info for a user identified by user-id or name. A user-info contains information about a user. Available are the user's name, id, group, home directory, and shell. These return the group info for a group identified by group-id or name. A group-info contains information about a group. Available are the group's name, id, and a list of members.

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