sys-kernel/sim_buffalo: add check for correct configured kernel

git-svn-id: https://svn.disconnected-by-peer.at/svn/linamh/trunk/genlink@2476 6952d904-891a-0410-993b-d76249ca496b

sys-kernel/sim_buffalo/sim_buffalo-0.1.ebuild

@@ -19,16 +19,17 @@ DEPEND=""
 
 RDEPEND="virtual/linux-sources"
 
-RESTRICT="mirror"
-
 S=${WORKDIR}/sim_buffalo
 
-MODULE_NAMES="sim_buffalo(misc:${S}:${S}/kernel)"
-BUILD_TARGETS="kernel-mod"
-BUILD_PARAMS="KSRC=${KERNEL_DIR}"
+pkg_setup() {
+	MODULE_NAMES="sim_buffalo(misc:${S}:${S}/kernel)"
+	BUILD_TARGETS="kernel-mod"
+	BUILD_PARAMS="KSRC=${KERNEL_DIR}"
 
-src_unpack() {
-	unpack ${A}
+	if ! linux_chkconfig_present GPIO_SYSFS; then
+		ewarn "You don't have GPIO_SYSFS support enabled in the kernel."
+		ewarn "The /proc/buffalo simulator wont work."
+	fi
 }
 
 src_compile() {