From a1ed35d1c2121f134a06de9287cc1d42668adcee Mon Sep 17 00:00:00 2001
From: Roman Fomin <rfomin@gmail.com>
Date: Tue, 3 Sep 2024 01:04:12 +0700
Subject: [PATCH] test 5

---
 prboom2/CMakeLists.txt | 40 ++++++++++++++++++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 2 deletions(-)

diff --git a/prboom2/CMakeLists.txt b/prboom2/CMakeLists.txt
index 6e0f37854..8afe1dec9 100644
--- a/prboom2/CMakeLists.txt
+++ b/prboom2/CMakeLists.txt
@@ -213,5 +213,41 @@ if(NOT CMAKE_CROSSCOMPILING)
 endif()
 
 if(WIN32)
-    include(CPack)
-endif()
+    set(CPACK_GENERATOR ZIP)
+elseif(LINUX)
+    set(CPACK_GENERATOR External)
+    set(CPACK_EXTERNAL_ENABLE_STAGING YES)
+    set(CPACK_PACKAGING_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}")
+    set(CPACK_EXTERNAL_PACKAGE_SCRIPT "${PROJECT_BINARY_DIR}/appimage-generate.cmake")
+
+    file(GENERATE
+        OUTPUT "${PROJECT_BINARY_DIR}/appimage-generate.cmake"
+        CONTENT [[
+            find_program(LINUXDEPLOY_EXECUTABLE
+                NAMES linuxdeploy linuxdeploy-x86_64.AppImage
+                PATHS ${CPACK_PACKAGE_DIRECTORY}/linuxdeploy)
+
+            if(NOT LINUXDEPLOY_EXECUTABLE)
+                message(STATUS "Downloading linuxdeploy")
+                set(LINUXDEPLOY_EXECUTABLE ${CPACK_PACKAGE_DIRECTORY}/linuxdeploy/linuxdeploy)
+                file(DOWNLOAD
+                    https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage
+                    ${LINUXDEPLOY_EXECUTABLE}
+                    INACTIVITY_TIMEOUT 10)
+                execute_process(COMMAND
+                    chmod +x ${LINUXDEPLOY_EXECUTABLE} COMMAND_ECHO STDOUT)
+            endif()
+
+            execute_process(COMMAND
+                ${CMAKE_COMMAND} -E env
+                OUTPUT=${CPACK_PACKAGE_FILE_NAME}.appimage
+                VERSION=$<IF:$<BOOL:${CPACK_PACKAGE_VERSION}>,${CPACK_PACKAGE_VERSION},0.1.0>
+                ${LINUXDEPLOY_EXECUTABLE}
+                --appimage-extract-and-run
+                --appdir=${CPACK_TEMPORARY_DIRECTORY}
+                --executable=$<TARGET_FILE:dsda-doom>
+                --desktop-file=${CPACK_TEMPORARY_DIRECTORY}/${CPACK_PACKAGING_INSTALL_PREFIX}/share/applications/dsda-doom.desktop
+                --output=appimage)
+            ]])
+endif()
+include(CPack)