Only set shell variables for the specific shell

Signed-off-by: Severin Kaderli <severin@kaderli.dev>

system/.config/environment.d/40_shell.conf

@@ -1,5 +0,0 @@
-# Zsh
-HISTCONTROL="ignoreboth"
-HISTSIZE="10000"
-SAVEHIST="${HISTSIZE}"
-HISTFILESIZE="${HISTSIZE}"

system/.config/zsh/.zprofile

@@ -12,9 +12,15 @@
 # USAGE:
 # This script is automatically executed when you start a login shell.
 
-# Load env variables
+# Load env variables (might have problems with spaces on Zsh)
 export $(/usr/lib/systemd/user-environment-generators/30-systemd-environment-d-generator)
 
+# Set shell specific env variables
+export HISTCONTROL="ignoreboth"
+export HISTSIZE="10000"
+export SAVEHIST="${HISTSIZE}"
+export HISTFILESIZE="${HISTSIZE}"
+
 if [[ -f "${HOME}/.config/zsh/.zshrc" ]]; then
     . "${HOME}/.config/zsh/.zshrc"
 fi