Changed version check to accept failure of uscan.

[ion3.git] / debian / ion3.postinst

diff --git a/debian/ion3.postinst b/debian/ion3.postinst
index 00db80703556d134ddefd1fdfe577fc19132d019..9ec35675f488db5d7d7ceccd0ce3cd83c53adcf7 100644 (file)
--- a/debian/ion3.postinst
+++ b/debian/ion3.postinst
@@ -1,5 +1,46 @@
 #!/bin/sh
 set -e
+. /usr/share/debconf/confmodule
+
+UPSTREAM_VERSION=
+DEBIAN_VERSION=
+
+if [ "$1" = configure ] \
+    && dpkg --compare-versions "$2" lt "$DEBIAN_VERSION"; then
+    # Installing for the first time or upgrading.
+    # To comply with the Ion trademark licence terms, we must ensure
+    # that this version is up-to-date or that the user acknowledges
+    # it is not.  I freely admit that this is a horrible abuse of
+    # debconf, but it seems slightly less unpleasant than maintaining
+    # a renamed version. - benh
+    uscan_output="$(uscan 2>&1 --no-conf --report-status \
+                   --package ion3 --upstream-version "$UPSTREAM_VERSION" \
+                   --watchfile /usr/share/ion3/debian/watch \
+                    || true)"
+    case "$uscan_output" in
+       *"up to date"*)
+           question=''
+           ;;
+       *"Newer version"*)
+           question=ion3/acknowledge-outdated
+           ;;
+       *)
+           question=ion3/acknowledge-maybe-outdated
+           ;;
+    esac
+    if [ -n "$question" ]; then
+       db_fset $question seen false
+       db_subst $question version $UPSTREAM_VERSION
+       db_input high $question || true
+       db_go || true
+       db_get $question
+       if [ "$RET" != true ]; then
+           db_input high ion3/did-not-acknowledge-outdated || true
+           db_go || true
+           exit 1
+       fi
+    fi
+fi
 
 if [ -h /etc/X11/ion3/draw.lua ]; then
     rm -f /etc/X11/ion3/draw.lua
@@ -27,6 +68,9 @@ if [ -f $inst ]; then
     chmod a+x $inst
 fi
 
+# Initialise extra configuration file list if missing
+[ -f /etc/X11/ion3/cfg_debian_ext.lua ] || >/etc/X11/ion3/cfg_debian_ext.lua
+
 #DEBHELPER#
 
 # Remove the old now-renamed generated Debian menu