Let my HOME alone 1/2

config/scripts/install-arch

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+#!/usr/bin/env bash
+
+# Setups an Arch Linux system the way I like it
+# (requires sudo)
+
+if ! which pacman &> /dev/null; then
+    echo "This is not an Arch Linux system (or pacman isn't installed)"
+    exit 1
+fi
+
+# Configuration
+function prompt { # text
+    while true; do
+        read -p "$1 [yn] " yn
+        case $yn in
+            [Yy]* ) return 1;;
+            [Nn]* ) return 0;;
+            * ) echo "Please answer yes or no.";;
+        esac
+    done
+}
+
+# Don't ask for things that are already there
+if which aurman &> /dev/null; then
+    AURMAN=1
+fi
+if [ -z $AURMAN ]; then
+    prompt "Do you want aurman on this machine?"
+    AURMAN=$?
+fi
+# COMMON
+
+# Install packages if they aren't installed
+function inst {
+    # Could also use --needed but, meh
+    for pkg in $*; do
+        pacman -Q $pkg &> /dev/null
+        if [ $? == 1 ]; then
+            sudo pacman -S $pkg --noconfirm
+        fi
+    done
+}
+
+# Install package from PKGBUILD file
+function installPKGBUILD { # url
+    # TODO Download snapshots
+    TMP_DIR="$(mktemp -d /tmp/pkgbuild.XXXXXXXXXX)"
+    cd "$TMP_DIR"
+    wget "$1" -O PKGBUILD
+    makepkg -si --noconfirm
+    cd -
+    rm -rf "$TMP_DIR"
+}
+
+# SYSTEM
+inst wget
+
+# Aur
+
+pacman -Q aurman &> /dev/null
+if [[ $AURMAN == 1 && $? == 1 ]]; then
+    gpg --recv-keys 465022E743D71E39
+    installPKGBUILD "https://aur.archlinux.org/cgit/aur.git/plain/PKGBUILD?h=aurman"
+fi
+
+# Git for /etc
+inst etckeeper
+sudo etckeeper init
+(cd /etc/; sudo git config user.name "etckeeper on $(cat /etc/hostname)"; sudo git config user.email "etckeeper@$(cat /etc/hostname)")
+sudo etckeeper commit "~/.dotfiles/scripts/install-arch commit"
+
+
+
+# Uninstall Manjaro's pamac
+if pacman -Q pamac &> /dev/null ; then
+    sudo pacman -Rsc pamac --noconfirm
+fi
+
+# Ccache
+inst ccache
+sudo sed 's|BUILDENV=\(.\+\)!ccache\(.\+\)|BUILDENV=\1ccache\2|' /etc/makepkg.conf -i
+
+# TLP
+inst tlp
+sudo sed 's|SATA_LINKPWR_ON_BAT=min_power|SATA_LINKPWR_ON_BAT=max_performance|' /etc/default/tlp -i
+sudo systemctl enable tlp.service tlp-sleep.service
+sudo systemctl disable systemd-rfkill.service systemd-rfkill.socket
+sudo tlp start
+
+# Numlock on boot
+echo -e "[Service]\nExecStartPre=/bin/sh -c 'setleds +num < /dev/%I'" | sudo systemctl edit getty\@.service
+
+# Makeflags
+sudo sed "s|#MAKEFLAGS=\"-j2\"|MAKEFLAGS=\"-j$(nproc)\"|" /etc/makepkg.conf -i
+
+# Time synchronisation
+inst ntp
+sudo systemctl start ntpd
+sudo systemctl enable ntpd
+
+# MANUAL
+
+# Hibernation
+# Add resume=UUID=<UUID-of-swap-partition> to GRUB_CMDLINE_LINUX_DEFAULT and run `sudo grub-mkconfig -o /boot/grub/grub.cfg`
+