Fix install-session startx wrapper

home/stormux/.local/.functions/game_install_functions.sh

@@ -2,6 +2,7 @@
 # shellcheck disable=SC2154
 
 scriptDir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
+installSessionScript="${scriptDir%/.functions}/bin/stormux_install_session.sh"
 # shellcheck disable=SC1091
 source "${scriptDir}/download.sh"
 # shellcheck disable=SC1091
@@ -123,13 +124,16 @@ run_install_x_command() {
     local quotedCommand=""
 
     check_dependencies startx
+    if [[ ! -x "$installSessionScript" ]]; then
+        ui_msgbox "Game Installer" "Game Installer" "Missing install session helper: ${installSessionScript}"
+        exit 1
+    fi
     printf -v quotedCommand '%q ' "$@"
     quotedCommand="${quotedCommand% }"
 
-    env DISPLAY="${DISPLAY:-:0}" \
-        STORMUX_X_SESSION_MODE=install \
+    env -u DISPLAY \
         STORMUX_INSTALL_COMMAND="$quotedCommand" \
-        startx
+        startx "$installSessionScript"
 }
 
 run_wine_headless() {

home/stormux/.local/bin/stormux_install_session.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+set -u
+
+scriptDir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
+
+# shellcheck disable=SC1091
+source "${scriptDir}/stormux_launch_helpers.sh"
+
+run_install_session_command

home/stormux/.xinitrc

@@ -30,13 +30,6 @@ export MESA_GL_VERSION_OVERRIDE=3.2
 export DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/1000/bus
 export DBUS_SESSION_BUS_PID
 
-if [[ "${STORMUX_X_SESSION_MODE:-}" == "install" ]]; then
-    run_install_session_command
-    launchStatus=$?
-    pkill -15 Xorg
-    exit "$launchStatus"
-fi
-
 dwm &
 xbindkeys