Improve Flatpak Build [skip ci]

CMakeLists.txt

@@ -22,6 +22,7 @@ endif()
 option(MCPI_IS_MIXED_BUILD "Whether The Architecture-Independent And ARM Code Are Different Architecture" FALSE)
 option(MCPI_OPEN_SOURCE_ONLY "Only Install Open-Source Code (Will Result In Broken Install)" FALSE)
 option(MCPI_IS_APPIMAGE_BUILD "AppImage Build" FALSE)
+option(MCPI_IS_FLATPAK_BUILD "Flatpak Build" FALSE)
 
 # Server/Headless Builds
 option(MCPI_SERVER_MODE "Server Mode" FALSE)
@@ -137,6 +138,8 @@ if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
     set(DEFAULT_PREFIX "/usr")
     if(MCPI_IS_APPIMAGE_BUILD)
         set(DEFAULT_PREFIX "/")
+    elseif(MCPI_IS_FLATPAK_BUILD)
+        set(DEFAULT_PREFIX "/app")
     endif()
     set(CMAKE_INSTALL_PREFIX "${DEFAULT_PREFIX}" CACHE PATH "" FORCE)
     set(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT FALSE)

dependencies/qemu/CMakeLists.txt

@@ -5,6 +5,12 @@ project(qemu)
 # Version
 set(QEMU_VERSION "8.1.3")
 
+# Flatpak Support
+set(QEMU_PATCH "")
+if(MCPI_IS_FLATPAK_BUILD)
+    set(QEMU_PATCH "sed" "-i" "s/libdrm/libdrm-dis/g" "<SOURCE_DIR>/meson.build")
+endif()
+
 # Build
 include(ProcessorCount)
 ProcessorCount(NPROC)
@@ -29,6 +35,7 @@ ExternalProject_Add(qemu
     USES_TERMINAL_BUILD TRUE
     INSTALL_COMMAND ""
     TEST_COMMAND ""
+    PATCH_COMMAND ${QEMU_PATCH}
     BUILD_BYPRODUCTS "<BINARY_DIR>/qemu-arm"
 )