Added Support for Appimage Packaging

updates to appimage build script

Latest changes to appimage scripts and cmake scripts

Squashed commit

Other fixed formatting

fixed formatting
Added Support for Appimage Packaging

Fixed formatting

CMakeLists.txt

@@ -430,6 +430,18 @@ install(FILES ${install_txt} DESTINATION ${PIONEER_INSTALL_DATADIR})
 install(DIRECTORY ${CMAKE_SOURCE_DIR}/licenses
 	DESTINATION ${PIONEER_INSTALL_DATADIR})
 
+if(APPIMAGE_BUILD)
+    set(PIONEER_EXECUTABLE init_pioneer.sh)
+    set(PIONEER_SH_FILE ${CMAKE_BINARY_DIR}/init_pioneer.sh)
+    configure_file(init_pioneer.sh.cmakein ${PIONEER_SH_FILE} @ONLY)
+    install(FILES ${PIONEER_SH_FILE}
+        DESTINATION ${CMAKE_INSTALL_BINDIR}
+        PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE
+    )
+else(APPIMAGE_BUILD)
+    set(PIONEER_EXECUTABLE ${CMAKE_INSTALL_FULL_BINDIR}/pioneer)
+endif(APPIMAGE_BUILD)
+
 if (WIN32)
 	configure_file(pioneer.iss.cmakein pioneer.iss @ONLY)
 	file(GLOB win_libs ../pioneer-thirdparty/win32/bin/${MSVC_ARCH}/vs2019/*.dll)

init_pioneer.sh.cmakein

@@ -0,0 +1,21 @@
+#! /bin/bash
+
+BIN_DIRECTORY=usr/bin
+OLD_DIR=$PWD
+if [ "$1" = editor ]
+then
+    shift
+    cd $APPDIR && $BIN_DIRECTORY/editor "$@"
+elif [ "$1" = modelcompiler ]
+then
+    shift
+    cd $APPDIR && $BIN_DIRECTORY/modelcompiler "$@"
+elif [ "$1" = savegamedump ]
+then
+    shift
+    cd $APPDIR && $BIN_DIRECTORY/savegamedump "$@"
+else
+    cd $APPDIR && $BIN_DIRECTORY/pioneer "$@"
+fi
+
+cd $OLD_DIR

metadata/net.pioneerspacesim.Pioneer.desktop.cmakein

@@ -3,7 +3,7 @@ Version=1.0
 Name=Pioneer
 GenericName=Pioneer Space Simulator
 Comment=A game of lonely space adventure
-Exec=@CMAKE_INSTALL_FULL_BINDIR@/pioneer
+Exec=@PIONEER_EXECUTABLE@
 Icon=net.pioneerspacesim.Pioneer
 Terminal=false
 Type=Application

pioneer_appimage.sh

@@ -0,0 +1,32 @@
+#! /bin/bash
+
+if [[ -z "$1" ]]; then
+    echo "please mention the path to appimage as follows:"
+    echo "pioneer_appimage.sh /path/to/linuxdeploy-x86_64.AppImage"
+    exit 2
+fi
+LINUX_DEPLOY_PATH=$1
+shift
+
+
+CMAKE_OPTS=("-DCMAKE_EXPORT_COMPILE_COMMANDS=1")
+CMAKE_OPTS+=("-DPIONEER_DATA_DIR=usr/share/data")
+CMAKE_OPTS+=("-DCMAKE_INSTALL_PREFIX=./appdir/usr")
+CMAKE_OPTS+=("-DPIONEER_INSTALL_DATADIR=share")
+CMAKE_OPTS+=("-DAPPIMAGE_BUILD=1")
+if [ "$1" = "thirdparty" ]; then
+	shift 1
+	cd pioneer-thirdparty/ && autoconf && ./configure && make assimp && make sdl2 && make sdl2_image && cd ../
+	CMAKE_OPTS+=("-DUSE_PIONEER_THIRDPARTY=1")
+elif [ "$1" = "cmake" ]; then
+	shift 1
+fi
+
+CMAKE_OPTS+=("$@")
+
+mkdir -p build; cd build
+cmake .. "${CMAKE_OPTS[@]}"
+
+make all build-data -j4
+make install
+ARCH=x86_64 $LINUX_DEPLOY_PATH --appdir appdir --output appimage