X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=debian%2Fzfs-dkms.postinst;h=0ecb9674d559b504203e1d8219b07c3f98e90a30;hb=521cc133350ec8b5c2b30dfdd5afc493c22d0323;hp=0408a3cd1ca874791de354e685af5166bf93a707;hpb=072bccf09d80b5f76bc91f8c9332c85355eadb85;p=mirror_zfs-debian.git

diff --git a/debian/zfs-dkms.postinst b/debian/zfs-dkms.postinst
index 0408a3cd..0ecb9674 100644
--- a/debian/zfs-dkms.postinst
+++ b/debian/zfs-dkms.postinst
@@ -1,10 +1,51 @@
-#!/bin/sh -e
+#!/bin/sh
+set -e
+
+# Source debconf library (see dh_installdebconf(1) and #106070 #626312)
+. /usr/share/debconf/confmodule
+
+kernelbits=unknown
+if [ -r /proc/kallsyms ]; then
+	addrlen=$(head -1 /proc/kallsyms| grep -o '^ *[^ ]*' |wc -c)
+	if [ $addrlen = 17 ]; then
+		kernelbits=64
+	elif [ $addrlen = 9 ]; then
+		kernelbits=32
+	fi
+fi
+
+if [ $kernelbits != 64 ]; then
+	if [ $kernelbits = 32 ]; then
+		db_get zfs-dkms/stop-build-for-32bit-kernel
+		if [ "$RET" = "true" ]; then
+			echo "Ok, aborting, since ZFS is not designed for 32-bit kernels." 1>&2
+			# Exit 0: Tell dpkg that we finished OK but stop here.
+			# (don't build the module)
+			exit 0
+		else
+			echo "WARNING: Building ZFS module on a 32-bit kernel." 1>&2
+		fi
+	else
+		db_get zfs-dkms/stop-build-for-unknown-kernel
+		if [ "$RET" = "true" ]; then
+			echo "Ok, aborting, since ZFS is not designed for 32-bit kernels." 1>&2
+			# Exit 0: (same that above)
+			exit 0
+		else
+			echo "WARNING: Building ZFS module on an unknown kernel." 1>&2
+		fi
+	fi
+fi
+
+# Here the module gets built (automatically handled by dh_dkms)
+
+#DEBHELPER#
+
 
 case $1 in
 	(configure)
-		[ -x /usr/share/update-notifier/notify-reboot-required ] \
-		  && /usr/share/update-notifier/notify-reboot-required
+		if [ -x /usr/share/update-notifier/notify-reboot-required ]; then
+			/usr/share/update-notifier/notify-reboot-required
+		fi
 		;;
 esac
-
-#DEBHELPER#