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Technical Reference: Base Operating System and Extensions, Volume 1


getgrset Subroutine

Purpose

Accesses the concurrent group set information in the user database.

Library

Standard C Library (libc.a)

Syntax


char *getgrset (User)
const char * User;

Description

The getgrset subroutine returns a pointer to the comma separated list of concurrent group identifiers for the named user.

If the Network Information Service (NIS) is enabled on the system, these subroutines attempt to retrieve the user information from the NIS authentication server.

Parameters


User Specifies the user name.

Return Values

If successful, the getgrset subroutine returns a pointer to a list of supplementary groups. This pointer must be freed by the user.

Error Codes

A NULL pointer is returned on error. The value of the errno global variable is undefined on error.

File


/etc/group Contains basic group attributes.

Related Information

List of Security and Auditing Subroutines, Subroutines Overview in AIX 5L Version 5.1 General Programming Concepts: Writing and Debugging Programs.


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