pkg_add init

lib/functions.bash

@@ -32,7 +32,6 @@ function _array_subtract {
   declare -A exclude
   for item in "${arr2[@]}"; do exclude["$item"]=1; done
 
-  result=()
   for item in "${arr1[@]}"; do [[ -z ${exclude["$item"]} ]] && result+=("$item"); done
 }
 
@@ -89,6 +88,25 @@ function _flatten_short_options {
   args=("${result[@]}")
 }
 
+# DISTRO
+
+function get_distro_like {
+  mapfile -t release </etc/os-release
+  for line in "${release[@]}"; do
+    case "$line" in
+    ID=debian | ID_LIKE=debian)
+      echo debian
+      return
+      ;;
+    ID=arch | ID_LIKE=arch)
+      echo arch
+      return
+      ;;
+    esac
+  done
+  return 1
+}
+
 ## ==============
 ## Deprecated: FIXME: to remove
 ## ==============