1 files changed, 33 insertions, 0 deletions
diff --git a/users/wpcarro/bin/__dispatch.sh b/users/wpcarro/bin/__dispatch.sh
new file mode 100755
index 0000000000..6da9a1c416
--- /dev/null
+++ b/users/wpcarro/bin/__dispatch.sh
@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+# This script dispatches invocations transparently to programs instantiated from
+# Nix.
+#
+# To add a new tool, insert it into the case statement below by setting `attr`
+# to the key in nixpkgs which represents the program you want to run.
+set -ueo pipefail
+
+TARGET_TOOL=$(basename "$0")
+
+case "${TARGET_TOOL}" in
+  deploy-diogenes)
+    attr="users.wpcarro.nixos.deploy-diogenes"
+    ;;
+  rebuild-diogenes)
+    attr="users.wpcarro.nixos.rebuild-diogenes"
+    ;;
+  import-gpg)
+    attr="users.wpcarro.configs.import-gpg"
+    ;;
+  export-gpg)
+    attr="users.wpcarro.configs.export-gpg"
+    ;;
+  *)
+    echo "The tool '${TARGET_TOOL}' is currently not installed in this repository."
+    exit 1
+    ;;
+esac
+
+result=$(nix-build --no-out-link --attr "${attr}" "${REPO_ROOT}")
+PATH="${result}/bin:$PATH"
+
+exec "${TARGET_TOOL}" "${@}"