grpck(1M)							     grpck(1M)

NAME    [Toc]    [Back]

     grpck - group file	checker

SYNOPSIS    [Toc]    [Back]

     grpck [ file ]

DESCRIPTION    [Toc]    [Back]

     grpck verifies all	entries	in the group file, file.  This verification
     includes a	check of: the number of	fields,	group name, group ID, whether
     all login names appear in the password file, duplicate logname entries,
     and maximum number	of groups per logname.	The default group file is
     /etc/group.

     grpck has the ability to parse YP entries in the group file.

FILES    [Toc]    [Back]

     /etc/group

SEE ALSO    [Toc]    [Back]

     group(4), passwd(4).

DIAGNOSTICS    [Toc]    [Back]

     Too many/few fields
	  An entry in the group	file does not have the proper number of
	  fields.

     No	group name
	  The group name field of an entry is empty.

     Bad character(s) in group name
	  The group name in an entry contains characters that are unprintable
	  (see isprint(3C)).

     Invalid GID
	  The group ID field in	an entry is not	numeric	or is less than	0 or
	  greater than 65535.

     Null login	name
	  A login name in the list of login names in an	entry is null.

     Login name	not found in password file
	  A login name in the list of login names in an	entry is not in	the
	  password file.

     Duplicate logname entry
	  A login name in the list of login names has already been assigned to
	  that group, either by	a previous group with the same group ID	or the
	  default group	that was set in	the password file or the login name is
	  in the same group entry multiple times.






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grpck(1M)							     grpck(1M)



     Maximum groups exceeded for logname
	  Number of groups assigned to single login name has been exceeded
	  (See sysconf(1) - NGROUPS_MAX).

     Out of memory
	  Failure to malloc memory.


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