From a88a6dcd780213706ed6529544917e085db9d5ed Mon Sep 17 00:00:00 2001
From: Leon Styhre <leon@leonstyhre.com>
Date: Thu, 25 Nov 2021 19:28:49 +0100
Subject: [PATCH] (Linux) Added a script to generate an AppImage.

---
 .gitignore               |  4 +++
 tools/create_AppImage.sh | 61 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 65 insertions(+)
 create mode 100755 tools/create_AppImage.sh

diff --git a/.gitignore b/.gitignore
index 589a89afa..60da68b91 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,6 +22,10 @@ emulationstation
 EmulationStation
 EmulationStation.exe
 
+# AppImage
+AppDir
+*.AppImage
+
 # Core dumps
 emulationstation.core
 
diff --git a/tools/create_AppImage.sh b/tools/create_AppImage.sh
new file mode 100755
index 000000000..4dadecba1
--- /dev/null
+++ b/tools/create_AppImage.sh
@@ -0,0 +1,61 @@
+#!/usr/bin/bash
+#  SPDX-License-Identifier: MIT
+#
+#  EmulationStation Desktop Edition
+#  create_AppImage.sh
+#
+#  Runs the complete process of building a Linux AppImage.
+#  The BUNDLED_CERTS option is very important as otherwise cURL will not work on all
+#  distributions as for example Debian-based systems place the TLS certificates in a
+#  different location under /etc than Fedora and openSUSE.
+#
+#  This script has only been tested on Ubuntu 20.04 LTS. It's recommended to only build
+#  AppImages on this operating system for maximum compatibility.
+#
+
+echo "Building AppImage..."
+
+if [ ! -f .clang-format ]; then
+  echo "You need to run this script from the root of the repository."
+  exit
+fi
+
+if [ ! -f appimagetool-x86_64.AppImage ]; then
+  echo -e "Can't find appimagetool-x86_64.AppImage, downloading the latest version...\n"
+  wget "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage"
+fi
+
+chmod a+x appimagetool-x86_64.AppImage
+
+if [ ! -f linuxdeploy-x86_64.AppImage ]; then
+  echo -e "Can't find linuxdeploy-x86_64.AppImage, downloading the latest version...\n"
+  wget "https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage"
+fi
+
+chmod a+x linuxdeploy-x86_64.AppImage
+
+rm -rf ./AppDir
+mkdir AppDir
+
+rm CMakeCache.txt
+cmake -DBUNDLED_CERTS=on .
+make clean
+make -j8
+make install DESTDIR=AppDir
+cd AppDir
+ln -s usr/bin/emulationstation AppRun
+ln -s usr/share/pixmaps/emulationstation.svg .
+ln -s usr/share/applications/org.es_de.emulationstation-de.desktop .
+ln -s emulationstation.svg .DirIcon
+cd usr/bin
+ln -s ../share/emulationstation/resources .
+ln -s ../share/emulationstation/themes .
+cd ../../..
+
+./linuxdeploy-x86_64.AppImage -l /lib/x86_64-linux-gnu/libOpenGL.so.0 -l /lib/x86_64-linux-gnu/libgio-2.0.so.0 --appdir AppDir
+./appimagetool-x86_64.AppImage AppDir
+
+VERSION=$(grep PROGRAM_VERSION_STRING es-app/src/EmulationStation.h | cut -f3 -d" " | sed s/\"//g)
+mv EmulationStation_Desktop_Edition-x86_64.AppImage emulationstation-de-${VERSION}-x64.AppImage
+
+echo -e "\nCreated AppImage emulationstation-de-${VERSION}-x64.AppImage"