posix_initgroups

(PHP 5 >= 5.2.0, PHP 7)

posix_initgroupsCalculate the group access list

설명

bool posix_initgroups ( string $name , int $base_group_id )

Calculates the group access list for the user specified in name.

인수

name

The user to calculate the list for.

base_group_id

Typically the group number from the password file.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.

참고

  • The Unix manual page for initgroups(3).

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victor dot kupiyanov at gmail dot com
10 years ago
The function does not calculate groups, it sets groups access list of the current process in accordance to user information in /etc/groups.

Quote from Unix manual page for initgroups:

NAME
       initgroups - initialize the supplementary group access list
...
DESCRIPTION
       The  initgroups()  function  initializes  the  group  access  list  by  reading the
       group database /etc/group and using all groups of which user is a member.
       The additional  group  group  is  also added to the list.
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