From 89f8666e2c3d00c6ae8022ec8f8e10e4c691fd61 Mon Sep 17 00:00:00 2001
From: Ivan Malison <IvanMalison@gmail.com>
Date: Sat, 5 Aug 2023 15:26:53 -0600
Subject: [PATCH] [NixOS] Add function to find gc roots for a store path

---
 dotfiles/lib/functions/find_store_path_gc_roots | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100755 dotfiles/lib/functions/find_store_path_gc_roots

diff --git a/dotfiles/lib/functions/find_store_path_gc_roots b/dotfiles/lib/functions/find_store_path_gc_roots
new file mode 100755
index 00000000..ca71f80c
--- /dev/null
+++ b/dotfiles/lib/functions/find_store_path_gc_roots
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+function find_store_path_gc_roots {
+    store_path="$(realpath $1)"
+    while IFS=' ' read -r gcroot derivation; do
+        if [[ ! $gcroot =~ ^/proc ]]; then
+            if nix-store -qR "$derivation" 2>/dev/null | grep -q "$store_path"; then
+				echo $gcroot
+            fi
+        fi
+    done < <(nix-store --gc --print-roots | awk '{print $1, $3}')
+}
+
+
+find_store_path_gc_roots "$@"