From adb08fb062130cf81bef2b976bec83a8f8cd9b22 Mon Sep 17 00:00:00 2001
From: Jake Ginesin <jakeginesin@gmail.com>
Date: Sat, 28 Feb 2026 02:31:30 -0500
Subject: [PATCH] generation 580 25.11.20250714.62e0f05

---
 home/scripts/nix-diff.sh | 26 ++++++++++++++++++++++++++
 home/scripts/ptop.sh     |  1 +
 2 files changed, 27 insertions(+)
 create mode 100644 home/scripts/nix-diff.sh
 create mode 100644 home/scripts/ptop.sh

diff --git a/home/scripts/nix-diff.sh b/home/scripts/nix-diff.sh
new file mode 100644
index 0000000..b39aaa7
--- /dev/null
+++ b/home/scripts/nix-diff.sh
@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+# shows what changed between the current and previous NixOS generation
+
+PROFILE="/nix/var/nix/profiles/system"
+
+# current generation number from the profile symlink (e.g. system-185-link)
+current_gen=$(readlink "$PROFILE" | grep -oP '\d+')
+prev_gen=$((current_gen - 1))
+
+current=$(readlink -f "${PROFILE}-${current_gen}-link")
+previous=$(readlink -f "${PROFILE}-${prev_gen}-link")
+
+if [ ! -e "${PROFILE}-${prev_gen}-link" ]; then
+  echo "Previous generation ($prev_gen) not found (garbage collected?)."
+  exit 1
+fi
+
+echo -e "\033[1mGen $prev_gen:\033[0m $previous"
+echo -e "\033[1mGen $current_gen:\033[0m $current"
+echo
+
+if command -v nvd &>/dev/null; then
+  nvd diff "$previous" "$current"
+else
+  nix store diff-closures "$previous" "$current"
+fi
diff --git a/home/scripts/ptop.sh b/home/scripts/ptop.sh
new file mode 100644
index 0000000..6829ed4
--- /dev/null
+++ b/home/scripts/ptop.sh
@@ -0,0 +1 @@
+ps -eo pid=,%cpu=,comm= --sort=-%cpu | awk '$3 != "ps"' | head -n 5 | while read p c n; do printf "\n\033[1;31m[ %s%% CPU ]\033[0m \033[1m%s\033[0m (PID: %s)\n" "$c" "$n" "$p"; pstree -g 3 -w -p "$p" | sed -E 's#/nix/store/[a-z0-9]{32}-##g; s#/etc/profiles/per-user/synchronous/bin/##g; s#/run/current-system/systemd/lib/##g' | cut -c 1-$COLUMNS; done