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initgroups
Langue: en
Version: 2004-10-10 (fedora - 16/08/07)
Section: 3 (Bibliothèques de fonctions)
NAME
initgroups - initialize the supplementary group access listSYNOPSIS
#include <sys/types.h> #include <grp.h> int initgroups(const char *user, gid_t group);
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.The user argument must be non-NULL.
RETURN VALUE
The initgroups() function returns 0 on success. On error, -1 is returned, and errno is set appropriately.ERRORS
- ENOMEM
- Insufficient memory to allocate group information structure.
- EPERM
- The calling process has insufficient privilege. See the underlying system call setgroups(2).
FILES
/etc/group group database file
CONFORMING TO
SVr4, 4.3BSDNOTES
The prototype for initgroups() is only available if _BSD_SOURCE is defined.SEE ALSO
getgroups(2), setgroups(2)Contenus ©2006-2024 Benjamin Poulain
Design ©2006-2024 Maxime Vantorre