do_apt_update(): Support configuring /etc/apt/preferences

1 files changed, 6 insertions, 0 deletions

diff --git a/inst b/inst
index 5243c86..f9b97dd 100755
--- a/inst
+++ b/inst
@@ -273,6 +273,12 @@ do_apt_update()
 		${apt_sources}
 		EOF
 
+	case "${apt_preferences+set}" in 'set')
+		sed 's/^\t*//;' >"${target}/etc/apt/preferences" <<-EOF
+			${apt_preferences}
+			EOF
+	esac
+
 	in_target apt-get update || return 1
 	in_target apt-get -q -y dist-upgrade || return 1
 	in_target apt-get clean || return 1