Only attempt to disable service if still installed.

This reverts commit 1c9bbb7559.

home/dotfiles/config/systemd/user/tweak-cpu-usage.service

@@ -1,10 +0,0 @@
-[Unit]
-Description=Tweak CPU usage
-
-[Service]
-Type=simple
-ExecStart=%h/.local/bin/tweak-cpu-usage
-Restart=on-failure
-
-[Install]
-WantedBy=default.target

home/dotfiles/local/bin/tweak-cpu-usage

@@ -1,36 +0,0 @@
-#!/bin/bash
-set -e
-set -u
-
-cores=$(nproc)
-
-limits=(
-  # process_name:limit%
-  firefox:$(( 50 * cores ))
-  vesktop:$(( 20 * cores ))
-)
-
-# check for cpulimit command
-if ! command -v cpulimit 2>/dev/null >/dev/null; then
-  echo "ERROR: need cpulimit command" >&2
-  exit 1
-fi
-
-limit_process() {
-  local process_name="$1"
-  local limit_percentage="${2%%.}"
-
-  cpulimit -i -e "$process_name" -l "$limit_percentage"
-}
-
-limit_processes() {
-  local pids
-  pids=()
-  for limit in "${limits[@]}"; do
-    IFS=: read process_name limit_percentage <<<"$limit"
-    limit_process "$process_name" "$limit_percentage" & pids+=($!) 
-  done
-  wait "${pids[@]}"
-}
-
-limit_processes

install.sh

@@ -53,6 +53,24 @@ install_files() {
 	done
 }
 
+remove_file() {
+	local path="$1" sha256hash="${2:-}"
+	if [ -n "${sha256hash}" ]; then
+		if ! check_file "${path}" "${sha256hash}"; then
+			return
+		fi
+	fi
+	rm -v "$path"
+}
+
+check_file() {
+	local path="$1" sha256hash="${2:-}"
+	if [ ! -f "$path" ]; then
+		return
+	fi
+	sha256sum -c - <<< "${sha256hash} ${path}" >/dev/null 2>/dev/null
+}
+
 ###
 
 install_files "${HOME}" home
@@ -63,9 +81,11 @@ if command -v fc-cache >/dev/null 2>&1; then
 fi
 
 if command -v systemctl >/dev/null 2>&1; then
-	systemctl --user daemon-reload
+	if check_file "${HOME}/.config/systemd/user/tweak-cpu-usage.service" 6abf4488aa268b0171cb400270e2531c8fb067ebe8216c72d337f8c056952f9e; then
-	systemctl --user enable tweak-cpu-usage
+		systemctl --user disable tweak-cpu-usage || true
-	systemctl --user restart tweak-cpu-usage
+		remove_file "${HOME}/.config/systemd/user/tweak-cpu-usage.service"
+	fi
+	remove_file "${HOME}/.local/bin/tweak-cpu-usage" 7da1938cdf78e583140638848f8bf8a268c2710e4fa3462bca8373e438d67491
 fi
 
 # KDE 6

packages/packages.sh

@@ -111,7 +111,6 @@ if has_tags pm:pacman; then
 	# from here on we should have yay available
 	yay_install \
 		bat \
-		cpulimit \
 		customizepkg-git \
 		zsh \
 		zsh-syntax-highlighting \
@@ -156,7 +155,6 @@ if has_tags pm:apt; then
 		zsh \
 		zsh-syntax-highlighting \
 		bat \
-		cpulimit \
 		jq \
 		git \
 		gnupg2