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FGETGRENT (3) | C library functions | Unix Manual Pages | :man

NAME

fgetgrent - get group file entry

CONTENTS

Synopsis
Description
Errors

SYNOPSIS



#include <grp.h>

#include <stdio.h>

#include <sys/types.h>



"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.

"CONFORMING TO"

SVID 3

"SEE ALSO"

getgrnam(3), getgrgid(3), getgrent(3), setgrent(3), endgrent(3)


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