shadow: update to 4.2.1, add PKG_LICENSE

Signed-off-by: Steven Barth <steven@midlink.org>

utils/shadow/Makefile

@@ -8,13 +8,14 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=shadow
-PKG_VERSION:=4.1.5.1
+PKG_VERSION:=4.2.1
-PKG_RELEASE:=4
+PKG_RELEASE:=1
 
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=http://pkg-shadow.alioth.debian.org/releases
-PKG_MD5SUM:=a00449aa439c69287b6d472191dc2247
+PKG_MD5SUM:=2bfafe7d4962682d31b5eba65dba4fc8
 PKG_MAINTAINER:=Steven Barth <cyrus@openwrt.org>
+PKG_LICENSE:=BSD-3-Clause
 
 PKG_FIXUP:=autoreconf
 PKG_BUILD_PARALLEL:=1
@@ -35,7 +36,8 @@ CONFIGURE_ARGS += \
 	--without-acl \
 	--without-attr \
 	--without-tcb \
-	--without-nscd
+	--without-nscd \
+	--disable-subordinate-ids \
 
 define Package/shadow/Default
   SECTION:=utils

utils/shadow/patches/001-busybox_ash.patch

@@ -1,9 +1,7 @@
-diff --git a/etc/login.defs b/etc/login.defs
-index 5b6fab3..79eeccf 100644
 --- a/etc/login.defs
 +++ b/etc/login.defs
 @@ -111,7 +111,7 @@ NOLOGINS_FILE	/etc/nologin
- # command is "-su".  If not defined, then "ps" would 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

utils/shadow/patches/002-disable-ruser-lookup.patch

@@ -1,10 +1,10 @@
 --- a/configure.in
 +++ b/configure.in
-@@ -195,7 +195,6 @@ AC_DEFINE_UNQUOTED(PASSWD_PROGRAM, "$sha
+@@ -197,7 +197,6 @@ dnl XXX - quick hack, should disappear b
- dnl XXX - quick hack, should disappear before anyone notices :).
  AC_DEFINE(USE_SYSLOG, 1, [Define to use syslog().])
+ if test "$ac_cv_func_ruserok" = "yes"; then
  	AC_DEFINE(RLOGIN, 1, [Define if login should support the -r flag for rlogind.])
--AC_DEFINE(RUSEROK, 0, [Define to the ruserok() "success" return value (0 or 1).])
+-	AC_DEFINE(RUSEROK, 0, [Define to the ruserok() "success" return value (0 or 1).])
+ fi
  
  AC_ARG_ENABLE(shadowgrp,
- 	[AC_HELP_STRING([--enable-shadowgrp], [enable shadow group support @<:@default=yes@:>@])],

utils/shadow/patches/003-fix-disabling-subids.patch

@@ -0,0 +1,32 @@
+--- a/src/usermod.c
++++ b/src/usermod.c
+@@ -1361,6 +1361,7 @@ static void process_flags (int argc, cha
+ 		exit (E_UID_IN_USE);
+ 	}
+ 
++#ifdef ENABLE_SUBIDS
+ 	if (   (vflg || Vflg)
+ 	    && !is_sub_uid) {
+ 		fprintf (stderr,
+@@ -1376,6 +1377,7 @@ static void process_flags (int argc, cha
+ 		         Prog, sub_gid_dbname (), "-w", "-W");
+ 		exit (E_USAGE);
+ 	}
++#endif
+ }
+ 
+ /*
+--- a/src/Makefile.am
++++ b/src/Makefile.am
+@@ -52,7 +52,10 @@ usbin_PROGRAMS = \
+ noinst_PROGRAMS = id sulogin
+ 
+ suidbins       = su
+-suidubins      = chage chfn chsh expiry gpasswd newgrp passwd newuidmap newgidmap
++suidubins      = chage chfn chsh expiry gpasswd newgrp passwd
++if ENABLE_SUBIDS
++	suidubins += newuidmap newgidmap
++endif
+ if ACCT_TOOLS_SETUID
+ 	suidubins += chage chgpasswd chpasswd groupadd groupdel groupmod newusers useradd userdel usermod
+ endif