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-rw-r--r--debian/argyll.preinst57
1 files changed, 57 insertions, 0 deletions
diff --git a/debian/argyll.preinst b/debian/argyll.preinst
new file mode 100644
index 0000000..200ce8a
--- /dev/null
+++ b/debian/argyll.preinst
@@ -0,0 +1,57 @@
+#!/bin/sh
+# preinst script for #PACKAGE#
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+# * <new-preinst> `install'
+# * <new-preinst> `install' <old-version>
+# * <new-preinst> `upgrade' <old-version>
+# * <old-preinst> `abort-upgrade' <new-version>
+# for details, see http://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+# Remove a no-longer used conffile
+rm_conffile() {
+ local PKGNAME="$1"
+ local CONFFILE="$2"
+
+ [ -e "$CONFFILE" ] || return 0
+
+ local md5sum="$(md5sum $CONFFILE | sed -e 's/ .*//')"
+ local old_md5sum="$(dpkg-query -W -f='${Conffiles}' $PKGNAME | \
+ sed -n -e "\' $CONFFILE ' { s/ obsolete$//; s/.* //; p }")"
+ if [ "$md5sum" != "$old_md5sum" ]; then
+ echo "Obsolete conffile $CONFFILE has been modified by you."
+ echo "Saving as $CONFFILE.dpkg-bak ..."
+ mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
+ else
+ echo "Removing obsolete conffile $CONFFILE ..."
+ rm -f "$CONFFILE"
+ fi
+}
+
+case "$1" in
+ install|upgrade)
+ if dpkg --compare-versions "$2" le "1.1.0-3"; then
+ rm_conffile argyll "/etc/udev/permissions.d/10-Argyll.permissions"
+ rm_conffile argyll "/etc/udev/rules.d/45-Argyll.rules"
+ rm_conffile argyll "/etc/udev/rules.d/55-Argyll.rules"
+ fi
+ ;;
+ abort-upgrade)
+ ;;
+ *)
+ echo "preinst called with unknown argument \`$1'" >&2
+ exit 1
+ ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
+
+#DEBHELPER#
+
+exit 0