feat: implement package post install script

instalee

@@ -6,7 +6,7 @@ self="$(realpath "$0")"
 
 globalconfigdir=/etc/xdg
 case "$XDG_CONFIG_DIRS" in
-	(""|*$configdir*);;
+	(""|*$globalconfigdir*);;
 	(*) globalconfigdir=$(echo $XDG_CONFIG_DIRS | cut -d: -f1);;
 esac
 
@@ -88,6 +88,7 @@ installpkg() {
 		fi
 		destress " $pkg_entry"
 		$pkg_entry
+		find ${dir_package} -name "post" -o -name "post_${base}" -exec {} \; | sed 's/^/ /'
 		)
 		set +e
 		break

packages/nix/arch_post

@@ -1,9 +0,0 @@
-#!/bin/sh -e
-# See https://wiki.archlinux.org/title/Nix
-sudo usermod -aG nix-users $USER
-nix-env --install
-nix-channel --add https://nixos.org/channels/nixpkgs-unstable
-nix-channel --update
-test -f /etc/nix/nix.conf || echo "max-jobs = auto
-trusted-users = root $USER" | sudo dd of=/etc/nix/nix.conf status=none
-sudo systemctl enable --now nix-daemon

packages/nix/post_arch

@@ -0,0 +1,12 @@
+#!/bin/sh -ex
+# See https://wiki.archlinux.org/title/Nix
+sudo usermod -aG nix-users $USER
+sudo chown -R root:nix-users /nix
+sudo chmod g+w /nix
+sudo -u janek sh -c '
+	nix-env --install
+	nix-channel --add https://nixos.org/channels/nixpkgs-unstable
+	nix-channel --update'
+test -f /etc/nix/nix.conf || echo "max-jobs = auto
+	trusted-users = root $USER" | sudo dd of=/etc/nix/nix.conf status=none
+sudo systemctl enable --now nix-daemon