Add get-new-dependencies.sh

Signed-off-by: Florian Pritz <bluewind@xinu.at>

1 files changed, 13 insertions, 0 deletions

diff --git a/get-new-dependencies.sh b/get-new-dependencies.sh
new file mode 100755
index 0000000..f15c48a
--- /dev/null
+++ b/get-new-dependencies.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+if (($#<2)); then
+	echo "usage: ${0##*/} <base package> <new dependency>"
+	exit 1
+fi
+
+pkg=$1
+new_dep=$2
+
+additional_pkgs=($(comm -13 <(pactree -sl "$pkg" | sort -u) <(pactree -sl "$new_dep" | sort -u)))
+
+expac -SH M "%n - %m" "${additional_pkgs[@]}"