Name
fgetgrent — get group file entry
Synopsis
struct group *fgetgrent( |
FILE * |
stream) ; |
DESCRIPTION
The fgetgrent
() function
returns a pointer to a structure containing the group
information from the file stream
. The first time it is
called it returns the first entry; thereafter, it returns
successive entries. The file stream
must have the same
format as /etc/group
.
The group
structure is defined in <grp.h>
as follows:
struct |
group { |
}; |
|
char |
* |
gr_name ; |
/* group name */ |
|
char |
* |
gr_passwd ; |
/* group password */ |
|
gid_t |
|
gr_gid ; |
/* group ID */ |
|
char |
** |
gr_mem ; |
/* group members */ |
RETURN VALUE
The fgetgrent
() function
returns the group information structure, or NULL if there are
no more entries or an error occurs.
ERRORS
- ENOMEM
-
Insufficient memory to allocate group information
structure.
SEE ALSO
endgrent(3), fgetgrent_r(3), getgrent(3), getgrgid(3), getgrnam(3), putgrent(3), setgrent(3)
Copyright 1993 David Metcalfe (david@prism.demon.co.uk)
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Since the Linux kernel and libraries are constantly changing, this
manual page may be incorrect or out-of-date. The author(s) assume no
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Formatted or processed versions of this manual, if unaccompanied by
the source, must acknowledge the copyright and authors of this work.
References consulted:
Linux libc source code
Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991)
386BSD man pages
Modified Sat Jul 24 19:38:44 1993 by Rik Faith (faith@cs.unc.edu)
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