From 1f9f9b903c3dca957814be7bd1b3a6be4da83609 Mon Sep 17 00:00:00 2001
From: Leon Styhre <leon@leonstyhre.com>
Date: Wed, 24 Nov 2021 20:31:46 +0100
Subject: [PATCH] (Linux) Reverted the past few commits and removed support for
 Snap packages.

---
 CMakeLists.txt                 |   7 +-
 es-app/CMakeLists.txt          |   4 -
 es-app/assets/snap-launcher.sh | 559 ---------------------------------
 3 files changed, 1 insertion(+), 569 deletions(-)
 delete mode 100644 es-app/assets/snap-launcher.sh

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a67d1ebcd..03478ec8f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,7 +39,6 @@ option(CLANG_TIDY "Set to ON to build using the clang-tidy static analyzer" ${CL
 option(ASAN "Set to ON to build with AddressSanitizer" ${ASAN})
 option(TSAN "Set to ON to build with ThreadSanitizer" ${TSAN})
 option(UBSAN "Set to ON to build with UndefinedBehaviorSanitizer" ${UBSAN})
-option(SNAP_BUILD "Set to ON for a Snap package build" ${SNAP_BUILD})
 
 if(CLANG_TIDY)
     find_program(CLANG_TIDY_BINARY NAMES clang-tidy)
@@ -284,11 +283,7 @@ if(NOT WIN32 AND NOT APPLE)
         endif()
     endif()
     message("-- Installation prefix is set to " ${CMAKE_INSTALL_PREFIX})
-    if(SNAP_BUILD)
-        add_definitions(-DES_INSTALL_PREFIX="/var/lib/snapd/snap/emulationstation/current${CMAKE_INSTALL_PREFIX}")
-    else()
-        add_definitions(-DES_INSTALL_PREFIX="${CMAKE_INSTALL_PREFIX}")
-    endif()
+    add_definitions(-DES_INSTALL_PREFIX="${CMAKE_INSTALL_PREFIX}")
 endif()
 
 # For Windows, set the minimum OS version to Windows 7.
diff --git a/es-app/CMakeLists.txt b/es-app/CMakeLists.txt
index 43ed83c91..c01c69c24 100644
--- a/es-app/CMakeLists.txt
+++ b/es-app/CMakeLists.txt
@@ -281,10 +281,6 @@ else()
         DESTINATION ${CMAKE_INSTALL_PREFIX}/share/emulationstation)
     install(DIRECTORY ${CMAKE_SOURCE_DIR}/resources
         DESTINATION ${CMAKE_INSTALL_PREFIX}/share/emulationstation)
-    if(SNAP_BUILD)
-        install(PROGRAMS ${CMAKE_CURRENT_SOURCE_DIR}/assets/snap-launcher.sh
-            DESTINATION ${CMAKE_INSTALL_PREFIX}/bin)
-    endif()
 endif()
 
 include(InstallRequiredSystemLibraries)
diff --git a/es-app/assets/snap-launcher.sh b/es-app/assets/snap-launcher.sh
deleted file mode 100644
index 7be7c5290..000000000
--- a/es-app/assets/snap-launcher.sh
+++ /dev/null
@@ -1,559 +0,0 @@
-#!/bin/bash
-#
-#  EmulationStation Desktop Edition
-#  snap-launcher.sh
-#
-#  Initialization script for launching ES-DE from a Snap package.
-#  This is a combination of the "desktop-exports", "init" and "mark-and-exec" scripts found here:
-#  https://github.com/ubuntu/snapcraft-desktop-helpers/tree/master/common
-#
-
-#################
-# Launcher init #
-#################
-
-START=$(date +%s.%N)
-
-declare -A PIDS
-function async_exec() {
-  $@ &
-  PIDS[$!]=$@
-}
-function wait_for_async_execs() {
-  for i in ${!PIDS[@]}
-  do
-    wait $i && continue || echo "ERROR: ${PIDS[$i]} exited abnormally with status $?"
-  done
-}
-
-# ensure_dir_exists calls `mkdir -p` if the given path is not a directory.
-# This speeds up execution time by avoiding unnecessary calls to mkdir.
-#
-# Usage: ensure_dir_exists <path> [<mkdir-options>]...
-#
-function ensure_dir_exists() {
-  [ -d "$1" ] ||  mkdir -p "$@"
-}
-
-# On Fedora $SNAP is under /var and there is some magic to map it to /snap.
-# # We need to handle that case and reset $SNAP
-SNAP=`echo $SNAP | sed -e "s|/var/lib/snapd||g"`
-
-needs_update=true
-
-. $SNAP_USER_DATA/.last_revision 2>/dev/null || true
-if [ "$SNAP_DESKTOP_LAST_REVISION" = "$SNAP_REVISION" ]; then
-  needs_update=false
-fi
-
-# Set $REALHOME to the users real home directory
-REALHOME=`getent passwd $UID | cut -d ':' -f 6`
-
-# Set config folder to local path
-export XDG_CONFIG_HOME=$SNAP_USER_DATA/.config
-ensure_dir_exists $XDG_CONFIG_HOME -m 700
-
-# If the user has modified their user-dirs settings, force an update
-if [[ -f "$XDG_CONFIG_HOME/user-dirs.dirs.md5sum" ]]; then
-  if [[ "$(md5sum < "$REALHOME/.config/user-dirs.dirs")" != "$(cat "$XDG_CONFIG_HOME/user-dirs.dirs.md5sum")" ||
-        ( -f "$XDG_CONFIG_HOME/user-dirs.locale.md5sum" &&
-          "$(md5sum < "$REALHOME/.config/user-dirs.locale")" != "$(cat "$XDG_CONFIG_HOME/user-dirs.locale.md5sum")" ) ]]; then
-    needs_update=true
-  fi
-else
-  needs_update=true
-fi
-
-if [ "$SNAP_ARCH" == "amd64" ]; then
-  ARCH="x86_64-linux-gnu"
-elif [ "$SNAP_ARCH" == "armhf" ]; then
-  ARCH="arm-linux-gnueabihf"
-elif [ "$SNAP_ARCH" == "arm64" ]; then
-  ARCH="aarch64-linux-gnu"
-elif [ "$SNAP_ARCH" == "ppc64el" ]; then
-  ARCH="powerpc64le-linux-gnu"
-else
-  ARCH="$SNAP_ARCH-linux-gnu"
-fi
-
-export SNAP_LAUNCHER_ARCH_TRIPLET=$ARCH
-
-# Don't LD_PRELOAD bindtextdomain for classic snaps
-if ! grep -qs "^\s*confinement:\s*classic\s*" $SNAP/meta/snap.yaml; then
-  if [ -f $SNAP/lib/bindtextdomain.so ]; then
-    export LD_PRELOAD=$LD_PRELOAD:$SNAP/lib/bindtextdomain.so
-  fi
-fi
-
-###############################################
-# Launcher common exports for any desktop app #
-###############################################
-
-function prepend_dir() {
-  local var="$1"
-  local dir="$2"
-  if [ -d "$dir" ]; then
-    eval "export $var=\"\$dir\${$var:+:\$$var}\""
-  fi
-}
-
-function append_dir() {
-  local var="$1"
-  local dir="$2"
-  if [ -d "$dir" ]; then
-    eval "export $var=\"\${$var:+\$$var:}\$dir\""
-  fi
-}
-
-function can_open_file() {
-  return `head -c0 "$1" &> /dev/null`;
-}
-
-function update_xdg_dirs_values() {
-  local save_initial_values=false
-  local XDG_DIRS="DOCUMENTS DESKTOP DOWNLOAD MUSIC PICTURES VIDEOS PUBLICSHARE TEMPLATES"
-  unset XDG_SPECIAL_DIRS_PATHS
-
-  if [ -f "${XDG_CONFIG_HOME:-$HOME/.config}/user-dirs.dirs" ]; then
-    source "${XDG_CONFIG_HOME:-$HOME/.config}/user-dirs.dirs"
-  fi
-
-  if [ -z ${XDG_SPECIAL_DIRS+x} ]; then
-    save_initial_values=true
-  fi
-
-  for d in $XDG_DIRS; do
-    var="XDG_${d}_DIR"
-    value="$(eval echo $(echo \$${var}))"
-
-    if [ "$save_initial_values" = true ]; then
-      XDG_SPECIAL_DIRS+=("$var")
-      XDG_SPECIAL_DIRS_INITIAL_PATHS+=("$value")
-    fi
-
-    XDG_SPECIAL_DIRS_PATHS+=("$value")
-  done
-}
-
-function is_subpath() {
-  dir=$(realpath $1)
-  parent=$(realpath $2)
-  [ "${dir##$parent/}" != "$dir" ] && return 0 || return 1
-}
-
-WITH_RUNTIME=no
-if [ -z "$RUNTIME" ]; then
-  RUNTIME=$SNAP
-else
-  # add general paths not added by snapcraft due to runtime snap
-  append_dir LD_LIBRARY_PATH $RUNTIME/lib/$ARCH
-  append_dir LD_LIBRARY_PATH $RUNTIME/usr/lib
-  append_dir LD_LIBRARY_PATH $RUNTIME/usr/lib/$ARCH
-  append_dir PATH $RUNTIME/usr/bin
-  WITH_RUNTIME=yes
-fi
-
-# XKB config
-export XKB_CONFIG_ROOT=$RUNTIME/usr/share/X11/xkb
-
-# Give XOpenIM a chance to locate locale data.
-# This is required for text input to work in SDL2 games.
-export XLOCALEDIR=$RUNTIME/usr/share/X11/locale
-
-# Set XCursors path
-export XCURSOR_PATH=$RUNTIME/usr/share/icons
-prepend_dir XCURSOR_PATH $SNAP/data-dir/icons
-
-# Mesa Libs for OpenGL support
-append_dir LD_LIBRARY_PATH $RUNTIME/usr/lib/$ARCH/mesa
-append_dir LD_LIBRARY_PATH $RUNTIME/usr/lib/$ARCH/mesa-egl
-
-# Tell libGL and libva where to find the drivers
-export LIBGL_DRIVERS_PATH=$RUNTIME/usr/lib/$ARCH/dri
-append_dir LD_LIBRARY_PATH $LIBGL_DRIVERS_PATH
-export LIBVA_DRIVERS_PATH=$RUNTIME/usr/lib/$ARCH/dri
-
-# Set where the VDPAU drivers are located
-export VDPAU_DRIVER_PATH="/usr/lib/$ARCH/vdpau/"
-if [ -e "/var/lib/snapd/lib/gl/vdpau/libvdpau_nvidia.so" ]; then
-  export VDPAU_DRIVER_PATH="/var/lib/snapd/lib/gl/vdpau"
-  # Prevent picking VA-API (Intel/AMD) over NVIDIA VDPAU; on PRIME systems for example
-  unset LIBVA_DRIVERS_PATH
-fi
-
-# Unity7 export (workaround for https://launchpad.net/bugs/1638405)
-append_dir LD_LIBRARY_PATH $RUNTIME/usr/lib/$ARCH/libunity
-
-# Pulseaudio export
-append_dir LD_LIBRARY_PATH $RUNTIME/usr/lib/$ARCH/pulseaudio
-
-# EGL vendor files on glvnd enabled systems
-[ -d /var/lib/snapd/lib/glvnd/egl_vendor.d ] && \
-    prepend_dir __EGL_VENDOR_LIBRARY_DIRS /var/lib/snapd/lib/glvnd/egl_vendor.d
-
-# EGL vendor files
-append_dir __EGL_VENDOR_LIBRARY_DIRS $RUNTIME/etc/glvnd/egl_vendor.d
-append_dir __EGL_VENDOR_LIBRARY_DIRS $RUNTIME/usr/share/glvnd/egl_vendor.d
-
-# Tell GStreamer where to find its plugins
-export GST_PLUGIN_PATH=$SNAP/usr/lib/$ARCH/gstreamer-1.0
-export GST_PLUGIN_SYSTEM_PATH=$RUNTIME/usr/lib/$ARCH/gstreamer-1.0
-# gst plugin scanner doesn't install in the correct path: https://github.com/ubuntu/snapcraft-desktop-helpers/issues/43
-export GST_PLUGIN_SCANNER=$RUNTIME/usr/lib/$ARCH/gstreamer1.0/gstreamer-1.0/gst-plugin-scanner
-
-# XDG Config
-[ "$WITH_RUNTIME" = yes ] && prepend_dir XDG_CONFIG_DIRS $RUNTIME/etc/xdg
-prepend_dir XDG_CONFIG_DIRS $SNAP/etc/xdg
-
-# Define snaps' own data dir
-[ "$WITH_RUNTIME" = yes ] && prepend_dir XDG_DATA_DIRS $RUNTIME/usr/share
-prepend_dir XDG_DATA_DIRS $SNAP/usr/share
-prepend_dir XDG_DATA_DIRS $SNAP/share
-prepend_dir XDG_DATA_DIRS $SNAP/data-dir
-prepend_dir XDG_DATA_DIRS $SNAP_USER_DATA
-
-# Set XDG_DATA_HOME to local path
-export XDG_DATA_HOME=$SNAP_USER_DATA/.local/share
-ensure_dir_exists $XDG_DATA_HOME -m 700
-
-# Workaround for GLib < 2.53.2 not searching for schemas in $XDG_DATA_HOME:
-#   https://bugzilla.gnome.org/show_bug.cgi?id=741335
-prepend_dir XDG_DATA_DIRS $XDG_DATA_HOME
-
-# Set cache folder to local path
-export XDG_CACHE_HOME=$SNAP_USER_COMMON/.cache
-if [[ -d $SNAP_USER_DATA/.cache && ! -e $XDG_CACHE_HOME ]]; then
-  # the .cache directory used to be stored under $SNAP_USER_DATA, migrate it
-  mv $SNAP_USER_DATA/.cache $SNAP_USER_COMMON/
-fi
-ensure_dir_exists $XDG_CACHE_HOME -m 700
-
-# Create $XDG_RUNTIME_DIR if not exists (to be removed when LP: #1656340 is fixed)
-ensure_dir_exists $XDG_RUNTIME_DIR -m 700
-
-# Ensure the app finds locale definitions (requires locales-all to be installed)
-append_dir LOCPATH $RUNTIME/usr/lib/locale
-
-# If any, keep track of where XDG dirs were so we can potentially migrate the content later
-update_xdg_dirs_values
-
-# Setup user-dirs.* or run xdg-user-dirs-update if needed
-needs_xdg_update=false
-needs_xdg_reload=false
-needs_xdg_links=false
-
-if [ "$HOME" != "$SNAP_USER_DATA" ] && ! is_subpath "$XDG_CONFIG_HOME" "$HOME"; then
-  for f in user-dirs.dirs user-dirs.locale; do
-    if [ -f "$HOME/.config/$f" ]; then
-      mv "$HOME/.config/$f" "$XDG_CONFIG_HOME"
-      needs_xdg_reload=true
-    fi
-  done
-fi
-
-if can_open_file "$REALHOME/.config/user-dirs.dirs"; then
-  # shellcheck disable=SC2154
-  if [ "$needs_update" = true ] || [ "$needs_xdg_reload" = true ]; then
-    sed "/^#/!s#\$HOME#${REALHOME}#g" "$REALHOME/.config/user-dirs.dirs" > "$XDG_CONFIG_HOME/user-dirs.dirs"
-    md5sum < "$REALHOME/.config/user-dirs.dirs" > "$XDG_CONFIG_HOME/user-dirs.dirs.md5sum"
-    # It's possible user-dirs.dirs exists when user-dirs.locale doesn't. This
-    # simply means the user opted to never ask to translate their user dirs
-    if can_open_file "$REALHOME/.config/user-dirs.locale"; then
-      cp -a "$REALHOME/.config/user-dirs.locale" "$XDG_CONFIG_HOME"
-      md5sum < "$REALHOME/.config/user-dirs.locale" > "$XDG_CONFIG_HOME/user-dirs.locale.md5sum"
-    elif [ -f "$XDG_CONFIG_HOME/user-dirs.locale.md5sum" ]; then
-      rm "$XDG_CONFIG_HOME/user-dirs.locale.md5sum"
-    fi
-    needs_xdg_reload=true
-  fi
-else
-  needs_xdg_update=true
-  needs_xdg_links=true
-fi
-
-if [ $needs_xdg_reload = true ]; then
-  update_xdg_dirs_values
-  needs_xdg_reload=false
-fi
-
-# Check if we can actually read the contents of each xdg dir
-for ((i = 0; i < ${#XDG_SPECIAL_DIRS_PATHS[@]}; i++)); do
-  if ! can_open_file "${XDG_SPECIAL_DIRS_PATHS[$i]}"; then
-    needs_xdg_update=true
-    needs_xdg_links=true
-    break
-  fi
-done
-
-# If needs XDG update and xdg-user-dirs-update exists in $PATH, run it
-if [ $needs_xdg_update = true ] && command -v xdg-user-dirs-update >/dev/null; then
-  xdg-user-dirs-update
-  update_xdg_dirs_values
-fi
-
-# Create links for user-dirs.dirs
-if [ $needs_xdg_links = true ]; then
-  for ((i = 0; i < ${#XDG_SPECIAL_DIRS_PATHS[@]}; i++)); do
-    b=$(realpath "${XDG_SPECIAL_DIRS_PATHS[$i]}" --relative-to="$HOME")
-    if [[ "$b" != "." && -e $REALHOME/$b ]]; then
-      [ -d $HOME/$b ] && rmdir $HOME/$b 2> /dev/null
-      [ ! -e $HOME/$b ] && ln -s $REALHOME/$b $HOME/$b
-    fi
-  done
-else
-  # If we aren't creating new links, check if we have content saved in old locations and move it
-  for ((i = 0; i < ${#XDG_SPECIAL_DIRS[@]}; i++)); do
-    old="${XDG_SPECIAL_DIRS_INITIAL_PATHS[$i]}"
-    new="${XDG_SPECIAL_DIRS_PATHS[$i]}"
-    if [ -L "$old" ] && [ -d "$new" ] && [ `readlink "$old" 2>/dev/null` != "$new" ] &&
-         (is_subpath "$old" "$SNAP_USER_DATA" || is_subpath "$old" "$SNAP_USER_COMMON"); then
-      mv -vn "$old"/* "$new"/ 2>/dev/null
-    elif [ -d "$old" ] && [ -d "$new" ] && [ "$old" != "$new" ] &&
-         (is_subpath "$old" "$SNAP_USER_DATA" || is_subpath "$old" "$SNAP_USER_COMMON"); then
-      mv -vn "$old"/* "$new"/ 2>/dev/null
-    fi
-  done
-fi
-
-# If detect wayland server socket, then set environment so applications prefer
-# wayland, and setup compat symlink (until we use user mounts. Remember,
-# XDG_RUNTIME_DIR is /run/user/<uid>/snap.$SNAP so look in the parent directory
-# for the socket. For details:
-# https://forum.snapcraft.io/t/wayland-dconf-and-xdg-runtime-dir/186/10
-# Applications that don't support wayland natively may define DISABLE_WAYLAND
-# (to any non-empty value) to skip that logic entirely.
-wayland_available=false
-if [[ -n "$XDG_RUNTIME_DIR" && -z "$DISABLE_WAYLAND" ]]; then
-    wdisplay="wayland-0"
-    if [ -n "$WAYLAND_DISPLAY" ]; then
-        wdisplay="$WAYLAND_DISPLAY"
-    fi
-    wayland_sockpath="$XDG_RUNTIME_DIR/../$wdisplay"
-    wayland_snappath="$XDG_RUNTIME_DIR/$wdisplay"
-    if [ -S "$wayland_sockpath" ]; then
-        # if running under wayland, use it
-        #export WAYLAND_DEBUG=1
-        wayland_available=true
-        # create the compat symlink for now
-        if [ ! -e "$wayland_snappath" ]; then
-            ln -s "$wayland_sockpath" "$wayland_snappath"
-        fi
-    fi
-fi
-
-# Make PulseAudio socket available inside the snap-specific $XDG_RUNTIME_DIR
-if [ -n "$XDG_RUNTIME_DIR" ]; then
-    pulsenative="pulse/native"
-    pulseaudio_sockpath="$XDG_RUNTIME_DIR/../$pulsenative"
-    if [ -S "$pulseaudio_sockpath" ]; then
-        export PULSE_SERVER="unix:${pulseaudio_sockpath}"
-    fi
-fi
-
-# GI repository
-[ "$WITH_RUNTIME" = yes ] && prepend_dir GI_TYPELIB_PATH $RUNTIME/usr/lib/$ARCH/girepository-1.0
-[ "$WITH_RUNTIME" = yes ] && prepend_dir GI_TYPELIB_PATH $RUNTIME/usr/lib/girepository-1.0
-prepend_dir GI_TYPELIB_PATH $SNAP/usr/lib/$ARCH/girepository-1.0
-prepend_dir GI_TYPELIB_PATH $SNAP/usr/lib/girepository-1.0
-prepend_dir GI_TYPELIB_PATH $SNAP/usr/lib/gjs/girepository-1.0
-
-# Keep an array of data dirs, for looping through them
-IFS=':' read -r -a data_dirs_array <<< "$XDG_DATA_DIRS"
-
-# Font Config and themes
-export FONTCONFIG_PATH=$RUNTIME/etc/fonts
-export FONTCONFIG_FILE=$RUNTIME/etc/fonts/fonts.conf
-
-function make_user_fontconfig {
-  echo "<fontconfig>"
-  if [ -d $REALHOME/.local/share/fonts ]; then
-    echo "  <dir>$REALHOME/.local/share/fonts</dir>"
-  fi
-  if [ -d $REALHOME/.fonts ]; then
-    echo "  <dir>$REALHOME/.fonts</dir>"
-  fi
-  for ((i = 0; i < ${#data_dirs_array[@]}; i++)); do
-    if [ -d "${data_dirs_array[$i]}/fonts" ]; then
-      echo "  <dir>${data_dirs_array[$i]}/fonts</dir>"
-    fi
-  done
-  # fix font render for modified fonts, that discussed on Snapcraft Forum:
-  # https://forum.snapcraft.io/t/snap-package-cannot-read-fonts-conf/16657
-  echo '  <include ignore_missing="yes">/etc/fonts/conf.d</include>'
-  echo '  <include ignore_missing="yes">conf.d</include>'
-
-  # We need to include this default cachedir first so that caching
-  # works: without it, fontconfig will try to write to the real user home
-  # cachedir and be blocked by AppArmor.
-  echo '  <cachedir prefix="xdg">fontconfig</cachedir>'
-  if [ -d $REALHOME/.cache/fontconfig ]; then
-    echo "  <cachedir>$REALHOME/.cache/fontconfig</cachedir>"
-  fi
-  echo "</fontconfig>"
-}
-
-if [ $needs_update = true ]; then
-  rm -rf $XDG_DATA_HOME/{fontconfig,fonts,fonts-*,themes,.themes}
-
-  # This fontconfig fragment is installed in a location that is
-  # included by the system fontconfig configuration: namely the
-  # etc/fonts/conf.d/50-user.conf file.
-  ensure_dir_exists $XDG_CONFIG_HOME/fontconfig
-  async_exec make_user_fontconfig > $XDG_CONFIG_HOME/fontconfig/fonts.conf
-
-  # the themes symlink are needed for GTK 3.18 when the prefix isn't changed
-  # GTK 3.20 looks into XDG_DATA_DIR which has connected themes.
-  if [ -d $SNAP/data-dir/themes ]; then
-    ln -sf $SNAP/data-dir/themes $XDG_DATA_HOME
-    ln -sfn $SNAP/data-dir/themes $SNAP_USER_DATA/.themes
-  else
-    ln -sf $RUNTIME/usr/share/themes $XDG_DATA_HOME
-    ln -sfn $RUNTIME/usr/share/themes $SNAP_USER_DATA/.themes
-  fi
-fi
-
-# Build mime.cache
-# needed for gtk and qt icon
-if [ $needs_update = true ]; then
-  rm -rf $XDG_DATA_HOME/mime
-  if [ ! -f $RUNTIME/usr/share/mime/mime.cache ]; then
-    if command -v update-mime-database >/dev/null; then
-      cp --preserve=timestamps -dR $RUNTIME/usr/share/mime $XDG_DATA_HOME
-      async_exec update-mime-database $XDG_DATA_HOME/mime
-    fi
-  fi
-fi
-
-# Gio modules and cache (including gsettings module)
-export GIO_MODULE_DIR=$XDG_CACHE_HOME/gio-modules
-function compile_giomodules {
-  if [ -f $1/glib-2.0/gio-querymodules ]; then
-    rm -rf $GIO_MODULE_DIR
-    ensure_dir_exists $GIO_MODULE_DIR
-    ln -s $1/gio/modules/*.so $GIO_MODULE_DIR
-    $1/glib-2.0/gio-querymodules $GIO_MODULE_DIR
-  fi
-}
-if [ $needs_update = true ]; then
-  async_exec compile_giomodules $RUNTIME/usr/lib/$ARCH
-fi
-
-# Setup compiled gsettings schema
-GS_SCHEMA_DIR=$XDG_DATA_HOME/glib-2.0/schemas
-function compile_schemas {
-  if [ -f "$1" ]; then
-    rm -rf $GS_SCHEMA_DIR
-    ensure_dir_exists $GS_SCHEMA_DIR
-    for ((i = 0; i < ${#data_dirs_array[@]}; i++)); do
-      schema_dir="${data_dirs_array[$i]}/glib-2.0/schemas"
-      if [ -f "$schema_dir/gschemas.compiled" ]; then
-        # This directory already has compiled schemas
-        continue
-      fi
-      if [ -n "$(ls -A $schema_dir/*.xml 2>/dev/null)" ]; then
-        ln -s $schema_dir/*.xml $GS_SCHEMA_DIR
-      fi
-      if [ -n "$(ls -A $schema_dir/*.override 2>/dev/null)" ]; then
-        ln -s $schema_dir/*.override $GS_SCHEMA_DIR
-      fi
-    done
-    # Only compile schemas if we copied anyting
-    if [ -n "$(ls -A $GS_SCHEMA_DIR/*.xml $GS_SCHEMA_DIR/*.override 2>/dev/null)" ]; then
-      "$1" $GS_SCHEMA_DIR
-    fi
-  fi
-}
-if [ $needs_update = true ]; then
-  async_exec compile_schemas $RUNTIME/usr/lib/$ARCH/glib-2.0/glib-compile-schemas
-fi
-
-# Enable gsettings user changes
-# symlink the dconf file if home plug is connected for read
-DCONF_DEST_USER_DIR=$SNAP_USER_DATA/.config/dconf
-if [ ! -f $DCONF_DEST_USER_DIR/user ]; then
-  if [ -f $REALHOME/.config/dconf/user ]; then
-    ensure_dir_exists $DCONF_DEST_USER_DIR
-    ln -s $REALHOME/.config/dconf/user $DCONF_DEST_USER_DIR
-  fi
-fi
-# symlink the runtime dconf file as well
-if [ -r $XDG_RUNTIME_DIR/../dconf/user ]; then
-  ensure_dir_exists $XDG_RUNTIME_DIR/dconf
-  ln -sf ../../dconf/user $XDG_RUNTIME_DIR/dconf/user
-fi
-
-# Testability support
-append_dir LD_LIBRARY_PATH $SNAP/testability
-append_dir LD_LIBRARY_PATH $SNAP/testability/$ARCH
-append_dir LD_LIBRARY_PATH $SNAP/testability/$ARCH/mesa
-
-# Gdk-pixbuf loaders
-export GDK_PIXBUF_MODULE_FILE=$XDG_CACHE_HOME/gdk-pixbuf-loaders.cache
-export GDK_PIXBUF_MODULEDIR=$RUNTIME/usr/lib/$ARCH/gdk-pixbuf-2.0/2.10.0/loaders
-if [ $needs_update = true ] || [ ! -f $GDK_PIXBUF_MODULE_FILE ]; then
-  rm -f $GDK_PIXBUF_MODULE_FILE
-  if [ -f $RUNTIME/usr/lib/$ARCH/gdk-pixbuf-2.0/gdk-pixbuf-query-loaders ]; then
-    async_exec $RUNTIME/usr/lib/$ARCH/gdk-pixbuf-2.0/gdk-pixbuf-query-loaders > $GDK_PIXBUF_MODULE_FILE
-  fi
-fi
-
-# Icon themes cache
-if [ $needs_update = true ]; then
-  rm -rf $XDG_DATA_HOME/icons
-  ensure_dir_exists $XDG_DATA_HOME/icons
-  for ((i = 0; i < ${#data_dirs_array[@]}; i++)); do
-    # The runtime and theme content snaps should already contain icon caches
-    # so we skip them to optimise app start time.
-    if [[ "${data_dirs_array[$i]}" == "$SNAP/data-dir" || "${data_dirs_array[$i]}" == "$RUNTIME/"* ]]; then
-      continue
-    fi
-    for theme in "${data_dirs_array[$i]}/icons/"*; do
-      if [ -f "$theme/index.theme" -a ! -f "$theme/icon-theme.cache" ]; then
-        theme_dir=$XDG_DATA_HOME/icons/$(basename "$theme")
-        if [ ! -d "$theme_dir" ]; then
-          ensure_dir_exists "$theme_dir"
-          ln -s $theme/* "$theme_dir"
-          if [ -f $RUNTIME/usr/sbin/update-icon-caches ]; then
-            async_exec $RUNTIME/usr/sbin/update-icon-caches "$theme_dir"
-          elif [ -f $RUNTIME/usr/sbin/update-icon-cache.gtk2 ]; then
-            async_exec $RUNTIME/usr/sbin/update-icon-cache.gtk2 "$theme_dir"
-          fi
-        fi
-      fi
-    done
-  done
-fi
-
-# GTK theme and behavior modifier
-# Those can impact the theme engine used by Qt as well
-gtk_configs=(gtk-3.0/settings.ini gtk-3.0/bookmarks gtk-2.0/gtkfilechooser.ini)
-for f in ${gtk_configs[@]}; do
-  dest="$XDG_CONFIG_HOME/$f"
-  if [ ! -L "$dest" ]; then
-    ensure_dir_exists `dirname $dest`
-    ln -s $REALHOME/.config/$f $dest
-  fi
-done
-
-# create symbolic link to ibus socket path for ibus to look up its socket files
-# (see comments #3 and #6 on https://launchpad.net/bugs/1580463)
-IBUS_CONFIG_PATH=$XDG_CONFIG_HOME/ibus
-ensure_dir_exists $IBUS_CONFIG_PATH
-[ -d $IBUS_CONFIG_PATH/bus ] && rm -rf $IBUS_CONFIG_PATH/bus
-ln -sfn $REALHOME/.config/ibus/bus $IBUS_CONFIG_PATH
-
-###############################
-# Mark update and exec binary #
-###############################
-
-[ $needs_update = true ] && echo "SNAP_DESKTOP_LAST_REVISION=$SNAP_REVISION" > $SNAP_USER_DATA/.last_revision
-
-wait_for_async_execs
-
-if [ -n "$SNAP_DESKTOP_DEBUG" ]; then
-  echo "desktop-launch elapsed time: " $(date +%s.%N --date="$START seconds ago")
-  echo "Now running: exec $@"
-fi
-
-env
-exec strace /var/lib/snapd/snap/emulationstation/current/usr/bin/emulationstation $@