File shadow-login_defs-unused-by-pam.patch of Package shadow

Remove variables that are present in login.defs, but shadow with the
current configuration (e. g. with PAM) does not use them.

shadow-login_defs-unused-check.sh makes possible to verify that it is
still up to date.

Index: etc/login.defs
===================================================================
--- etc/login.defs.orig
+++ etc/login.defs
@@ -12,11 +12,6 @@
 FAIL_DELAY		3
 
 #
-# Enable logging and display of /var/log/faillog login(1) failure info.
-#
-FAILLOG_ENAB		yes
-
-#
 # Enable display of unknown usernames when login(1) failures are recorded.
 #
 LOG_UNKFAIL_ENAB	no
@@ -27,11 +22,6 @@ LOG_UNKFAIL_ENAB	no
 LOG_OK_LOGINS		no
 
 #
-# Enable logging and display of /var/log/lastlog login(1) time info.
-#
-LASTLOG_ENAB		yes
-
-#
 # Limit the highest user ID number for which the lastlog entries should
 # be updated.
 #
@@ -41,29 +31,6 @@ LASTLOG_ENAB		yes
 #LASTLOG_UID_MAX
 
 #
-# Enable checking and display of mailbox status upon login.
-#
-# Disable if the shell startup files already check for mail
-# ("mailx -e" or equivalent).
-#
-MAIL_CHECK_ENAB		yes
-
-#
-# Enable additional checks upon password changes.
-#
-OBSCURE_CHECKS_ENAB	yes
-
-#
-# Enable checking of time restrictions specified in /etc/porttime.
-#
-PORTTIME_CHECKS_ENAB	yes
-
-#
-# Enable setting of ulimit, umask, and niceness from passwd(5) gecos field.
-#
-QUOTAS_ENAB		yes
-
-#
 # Enable "syslog" logging of su(1) activity - in addition to sulog file logging.
 # SYSLOG_SG_ENAB does the same for newgrp(1) and sg(1).
 #
@@ -91,46 +58,12 @@ MOTD_FILE	/etc/motd
 #MOTD_FILE	/etc/motd:/usr/lib/news/news-motd
 
 #
-# If defined, this file will be output before each login(1) prompt.
-#
-#ISSUE_FILE	/etc/issue
-
-#
 # If defined, file which maps tty line to TERM environment parameter.
 # Each line of the file is in a format similar to "vt100  tty01".
 #
 #TTYTYPE_FILE	/etc/ttytype
 
 #
-# If defined, login(1) failures will be logged here in a utmp format.
-# last(1), when invoked as lastb(1), will read /var/log/btmp, so...
-#
-FTMP_FILE	/var/log/btmp
-
-#
-# If defined, name of file whose presence will inhibit non-root
-# logins.  The content of this file should be a message indicating
-# why logins are inhibited.
-#
-NOLOGINS_FILE	/etc/nologin
-
-#
-# If defined, the command name to display when running "su -".  For
-# example, if this is defined as "su" then ps(1) will display the
-# command as "-su".  If not defined, then ps(1) will display the
-# name of the shell actually being run, e.g. something like "-sh".
-#
-SU_NAME		su
-
-#
-# *REQUIRED*
-#   Directory where mailboxes reside, _or_ name of file, relative to the
-#   home directory.  If you _do_ define both, MAIL_DIR takes precedence.
-#
-MAIL_DIR	/var/spool/mail
-#MAIL_FILE	.mail
-
-#
 # If defined, file which inhibits all the usual chatter during the login
 # sequence.  If a full pathname, then hushed mode will be enabled if the
 # user's name or shell are found in the file.  If not a full pathname, then
@@ -140,21 +73,6 @@ HUSHLOGIN_FILE	.hushlogin
 #HUSHLOGIN_FILE	/etc/hushlogins
 
 #
-# If defined, either a TZ environment parameter spec or the
-# fully-rooted pathname of a file containing such a spec.
-#
-#ENV_TZ		TZ=CST6CDT
-#ENV_TZ		/etc/tzname
-
-#
-# If defined, an HZ environment parameter spec.
-#
-# for Linux/x86
-ENV_HZ		HZ=100
-# For Linux/Alpha...
-#ENV_HZ		HZ=1024
-
-#
 # *REQUIRED*  The default PATH settings, for superuser and normal users.
 #
 # (they are minimal, add the rest in the shell startup files)
@@ -180,17 +98,13 @@ TTYPERM		0600
 #
 #	ERASECHAR	Terminal ERASE character ('\010' = backspace).
 #	KILLCHAR	Terminal KILL character ('\025' = CTRL/U).
-#	ULIMIT		Default "ulimit" value.
 #
 # The ERASECHAR and KILLCHAR are used only on System V machines.
-# The ULIMIT is used only if the system supports it.
-# (now it works with setrlimit too; ulimit is in 512-byte units)
 #
 # Prefix these values with "0" to get octal, "0x" to get hexadecimal.
 #
 ERASECHAR	0177
 KILLCHAR	025
-#ULIMIT		2097152
 
 # Default initial "umask" value used by login(1) on non-PAM enabled systems.
 # Default "umask" value for pam_umask(8) on PAM enabled systems.
@@ -206,28 +120,13 @@ UMASK		022
 #
 #	PASS_MAX_DAYS	Maximum number of days a password may be used.
 #	PASS_MIN_DAYS	Minimum number of days allowed between password changes.
-#	PASS_MIN_LEN	Minimum acceptable password length.
 #	PASS_WARN_AGE	Number of days warning given before a password expires.
 #
 PASS_MAX_DAYS	99999
 PASS_MIN_DAYS	0
-PASS_MIN_LEN	5
 PASS_WARN_AGE	7
 
 #
-# If "yes", the user must be listed as a member of the first gid 0 group
-# in /etc/group (called "root" on most Linux systems) to be able to "su"
-# to uid 0 accounts.  If the group doesn't exist or is empty, no one
-# will be able to "su" to uid 0.
-#
-SU_WHEEL_ONLY	no
-
-#
-# If compiled with cracklib support, sets the path to the dictionaries
-#
-CRACKLIB_DICTPATH	/var/cache/cracklib/cracklib_dict
-
-#
 # Min/max values for automatic uid selection in useradd(8)
 #
 UID_MIN			 1000
@@ -264,28 +163,6 @@ LOGIN_RETRIES		5
 LOGIN_TIMEOUT		60
 
 #
-# Maximum number of attempts to change password if rejected (too easy)
-#
-PASS_CHANGE_TRIES	5
-
-#
-# Warn about weak passwords (but still allow them) if you are root.
-#
-PASS_ALWAYS_WARN	yes
-
-#
-# Number of significant characters in the password for crypt().
-# Default is 8, don't change unless your crypt() is better.
-# Ignored if MD5_CRYPT_ENAB set to "yes".
-#
-#PASS_MAX_LEN		8
-
-#
-# Require password before chfn(1)/chsh(1) can make any changes.
-#
-CHFN_AUTH		yes
-
-#
 # Which fields may be changed by regular users using chfn(1) - use
 # any combination of letters "frwh" (full name, room number, work
 # phone, home phone).  If not defined, no changes are allowed.
@@ -294,13 +171,6 @@ CHFN_AUTH		yes
 CHFN_RESTRICT		rwh
 
 #
-# Password prompt (%s will be replaced by user name).
-#
-# XXX - it doesn't work correctly yet, for now leave it commented out
-# to use the default which is just "Password: ".
-#LOGIN_STRING		"%s's Password: "
-
-#
 # Only works if compiled with MD5_CRYPT defined:
 # If set to "yes", new passwords will be encrypted using the MD5-based
 # algorithm compatible with the one used by recent releases of FreeBSD.
@@ -361,29 +231,12 @@ CHFN_RESTRICT		rwh
 #BCRYPT_MAX_ROUNDS 13
 
 #
-# List of groups to add to the user's supplementary group set
-# when logging in from the console (as determined by the CONSOLE
-# setting).  Default is none.
-#
-# Use with caution - it is possible for users to gain permanent
-# access to these groups, even when not logged in from the console.
-# How to do it is left as an exercise for the reader...
-#
-#CONSOLE_GROUPS		floppy:audio:cdrom
-
-#
 # Should login be allowed if we can't cd to the home directory?
 # Default is no.
 #
 DEFAULT_HOME	yes
 
 #
-# If this file exists and is readable, login environment will be
-# read from it.  Every line should be in the form name=value.
-#
-ENVIRON_FILE	/etc/environment
-
-#
 # If defined, this command is run when removing a user.
 # It should remove any at/cron/print jobs etc. owned by
 # the user to be removed (passed as the first argument).