Penguin

GETGRNAM

GETGRNAM

NAME SYNOPSIS DESCRIPTION RETURN VALUE ERRORS FILES CONFORMING TO SEE ALSO


NAME

getgrnam, getgrgid - get group file entry

SYNOPSIS

#include name); struct group *getgrgid(gid_t gid);

DESCRIPTION

The getgrnam() function returns a pointer to a structure containing the group information from /etc/group for the entry that matches the group name name.

The getgrgid() function returns a pointer to a structure containing the group information from /etc/group for the entry that matches the group gid gid.

The group structure is defined in 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 getgrnam() and getgrgid() functions return the group information structure, or NULL if the matching entry is not found or an error occurs.

ERRORS

ENOMEM

Insufficient memory to allocate group information structure.

FILES

/etc/group

Group database file

CONFORMING TO

SVID 3, POSIX, BSD 4.3

SEE ALSO

fgetgrent(3), getgrent(3), setgrent(3), endgrent(3)


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