at: enable pam support

add patches to make at enable pam support

(From OE-Core rev: eabf5a639c94a016316bfd6707ee6e5bd676d85d)

Signed-off-by: Wenzong Fan <wenzong.fan@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/at/at-3.1.12/configure-add-enable-pam.patch

@@ -0,0 +1,23 @@
+--- at-3.1.12/configure.ac	2011-06-23 14:51:03.653572945 +0800
++++ at-3.1.12/configure.ac.new	2011-06-27 16:12:14.903572945 +0800
+@@ -81,10 +81,18 @@
+ AC_FUNC_VPRINTF
+ AC_FUNC_GETLOADAVG
+ AC_CHECK_FUNCS(getcwd mktime strftime setreuid setresuid sigaction waitpid)
++
++AC_ARG_WITH([pam],
++  [AS_HELP_STRING([--without-pam], [without PAM support])])
++
++if test "x$with_pam" != xno; then
+ AC_CHECK_HEADERS(security/pam_appl.h, [
+   PAMLIB="-lpam"
+-  AC_DEFINE(HAVE_PAM, 1, [Define to 1 for PAM support])
+-])
++  AC_DEFINE(HAVE_PAM, 1, [Define to 1 for PAM support])],
++   [if test "x$with_pam" = xyes; then
++   AC_MSG_ERROR([PAM selected but security/pam_misc.h not found])
++   fi])
++fi
+
+ dnl Checking for programs
+

meta/recipes-extended/at/at-3.1.12/pam.conf.patch

@@ -0,0 +1,21 @@
+oe doesn't support "@include", use the concrete directive instead.
+
+Upstream-Status: Pending
+
+Signed-off-by: Wenzong Fan <wenzong.fan@windriver.com>
+--- at-3.1.12/pam.conf.orig	2009-11-23 23:11:52.000000000 +0800
++++ at-3.1.12/pam.conf	2011-07-15 11:14:04.132818950 +0800
+@@ -2,8 +2,8 @@
+ # The PAM configuration file for the at daemon
+ #
+
+-auth	required	pam_env.so
+-@include common-auth
+-@include common-account
+-@include common-session-noninteractive
+-session    required   pam_limits.so
++auth    required    pam_env.so
++auth    include     common-auth
++account include     common-account
++session include     common-session-noninteractive
++session required    pam_limits.so

meta/recipes-extended/at/at_3.1.12.bb

@@ -4,10 +4,11 @@ the system load levels drop to a particular level."
 SECTION = "base"
 LICENSE="GPLv2+"
 LIC_FILES_CHKSUM = "file://COPYING;md5=4325afd396febcb659c36b49533135d4"
-DEPENDS = "flex libpam initscripts"
+DEPENDS = "flex libpam initscripts \
+	${@base_contains('DISTRO_FEATURES', 'pam', 'libpam', '', d)}"
 RCONFLICTS_${PN} = "atd"
 RREPLACES_${PN} = "atd"
-PR = "r4"
+PR = "r5"
 
 SRC_URI = "${DEBIAN_MIRROR}/main/a/at/at_${PV}.orig.tar.gz \
     file://configure.patch \
@@ -17,7 +18,11 @@ SRC_URI = "${DEBIAN_MIRROR}/main/a/at/at_${PV}.orig.tar.gz \
     file://posixtm.c \
     file://posixtm.h \
     file://file_replacement_with_gplv2.patch \
-    file://S99at"
+    file://S99at \
+    ${@base_contains('DISTRO_FEATURES', 'pam', '${PAM_SRC_URI}', '', d)}"
+
+PAM_SRC_URI = "file://pam.conf.patch \
+               file://configure-add-enable-pam.patch"
 
 SRC_URI[md5sum] = "1e67991776148fb319fd77a2e599a765"
 SRC_URI[sha256sum] = "7c55c6ab4fbe8add9e68f31b2b0ebf3fe805c9a4e7cfb2623a3d8a4789cc18f3"
@@ -26,7 +31,8 @@ EXTRA_OECONF += "ac_cv_path_SENDMAIL=/bin/true \
                  --with-daemon_username=root \
                  --with-daemon_groupname=root \
                  --with-jobdir=/var/spool/at/jobs \
-                 --with-atspool=/var/spool/at/spool"
+                 --with-atspool=/var/spool/at/spool \
+                 ${@base_contains('DISTRO_FEATURES', 'pam', '--with-pam', '--without-pam', d)} "
 
 inherit autotools
 
@@ -41,6 +47,13 @@ do_install () {
 	install -d ${D}${sysconfdir}/rcS.d
 	install -m 0755    ${WORKDIR}/S99at		${D}${sysconfdir}/init.d/atd
 	ln -sf		../init.d/atd		${D}${sysconfdir}/rcS.d/S99at
+
+	for feature in ${DISTRO_FEATURES}; do
+		if [ "$feature" = "pam" ]; then
+			install -D -m 0644 ${WORKDIR}/${P}/pam.conf ${D}${sysconfdir}/pam.d/atd
+			break
+		fi
+	done
 }
 
 pkg_postinst_${PN} () {