From 9cd45289c9200b5adf29ed4faaf8e00a8c06da9c Mon Sep 17 00:00:00 2001
From: Michael Hoang <enzime@users.noreply.github.com>
Date: Tue, 5 Nov 2024 01:52:34 +1100
Subject: [PATCH] uninstaller: reset any shells pointing to
 `/run/current-system/sw/bin`

---
 pkgs/darwin-uninstaller/configuration.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pkgs/darwin-uninstaller/configuration.nix b/pkgs/darwin-uninstaller/configuration.nix
index 0bdccb98..a2283d89 100644
--- a/pkgs/darwin-uninstaller/configuration.nix
+++ b/pkgs/darwin-uninstaller/configuration.nix
@@ -46,5 +46,15 @@ with lib;
             echo >&2
         fi
     fi
+
+    # grep will return 1 when no lines matched which makes this line fail with `set -eo pipefail`
+    dscl . -list /Users UserShell | { grep "\s/run/" || true; } | awk '{print $1}' | while read -r user; do
+      shell=$(dscl . -read /Users/"$user" UserShell)
+      if [[ "$shell" != */bin/zsh ]]; then
+        echo >&2 "warning: changing $user's shell from $shell to /bin/zsh"
+      fi
+
+      dscl . -create /Users/"$user" UserShell /bin/zsh
+    done
   '';
 }