Generate SDK Hash

CMakeLists.txt

@@ -20,14 +20,13 @@ include(cmake/util/util.cmake)
 # Sanity Checks
 string(CONCAT ARM_SANITY_CHECK
     "include(CheckSymbolExists)\n"
-    "check_symbol_exists(\"__arm__\" \"\" IS_ARM_TARGETING)"
+    "check_symbol_exists(\"__arm__\" \"\" IS_ARM_TARGETING)\n"
 )
 if(BUILD_ARM_COMPONENTS)
-    string(CONCAT ARM_SANITY_CHECK
+    string(APPEND ARM_SANITY_CHECK
-        "${ARM_SANITY_CHECK}\n"
         "if(NOT IS_ARM_TARGETING)\n"
         "    message(FATAL_ERROR \"ARM-Targeting Compiler Required\")\n"
-        "endif()"
+        "endif()\n"
     )
 endif()
 cmake_language(EVAL CODE "${ARM_SANITY_CHECK}")
@@ -63,13 +62,12 @@ string(CONCAT COMPILE_FLAGS_SETUP
     "set(CMAKE_SKIP_BUILD_RPATH TRUE)\n"
 
     # Always Build Shared Libraries
-    "set(BUILD_SHARED_LIBS TRUE CACHE BOOL \"\" FORCE)"
+    "set(BUILD_SHARED_LIBS TRUE CACHE BOOL \"\" FORCE)\n"
 )
 if(BUILD_ARM_COMPONENTS)
-    string(CONCAT COMPILE_FLAGS_SETUP
+    string(APPEND COMPILE_FLAGS_SETUP
-        "${COMPILE_FLAGS_SETUP}\n"
         # Disable C++11 String ABI
-        "add_compile_definitions(_GLIBCXX_USE_CXX11_ABI=0)"
+        "add_compile_definitions(_GLIBCXX_USE_CXX11_ABI=0)\n"
     )
 endif()
 cmake_language(EVAL CODE "${COMPILE_FLAGS_SETUP}")
@@ -128,15 +126,32 @@ if(BUILD_ARM_COMPONENTS)
     install(EXPORT sdk DESTINATION "${MCPI_SDK_DIR}" FILE "sdk-targets.cmake")
     file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/sdk.cmake"
         # Sanity Check
-        "${ARM_SANITY_CHECK}\n"
+        "${ARM_SANITY_CHECK}"
         # Compile Flags
-        "${COMPILE_FLAGS_SETUP}\n"
+        "${COMPILE_FLAGS_SETUP}"
         # Log
         "message(STATUS \"Using Reborn SDK v${MCPI_VERSION}\")\n"
         # Include Targets
         "include(\"\${CMAKE_CURRENT_LIST_DIR}/sdk-targets.cmake\")\n"
     )
     install(FILES "${CMAKE_CURRENT_BINARY_DIR}/sdk.cmake" DESTINATION "${MCPI_SDK_DIR}")
+    # Calculate Hash Of SDK
+    string(CONCAT SDK_HASH_SCRIPT
+        # Prepare
+        "set(dir \"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/${MCPI_SDK_DIR}\")\n"
+        "set(out \"\${dir}/.hash\")\n"
+        # Calculate Hashes
+        "set(content \"\")\n"
+        "file(GLOB_RECURSE files LIST_DIRECTORIES FALSE \"\${dir}/*\")\n"
+        "foreach(file IN LISTS files)\n"
+        "    file(SHA256 \"\${file}\" hash)\n"
+        "    cmake_path(RELATIVE_PATH file BASE_DIRECTORY \"\${dir}\")\n"
+        "    string(APPEND content \"\${hash} \${file}\\n\")\n"
+        "endforeach()\n"
+        # Write File
+        "file(WRITE \"\${out}\" \"\${content}\")\n"
+    )
+    install(CODE "${SDK_HASH_SCRIPT}")
 endif()
 
 # Packaging

cmake/options/prebuilt-armhf-toolchain.cmake

@@ -1,18 +1,20 @@
+# Target
+set(target "arm-none-linux-gnueabihf")
+
 # Pick Archive
 set(toolchain_version "13.3.rel1")
 execute_process(COMMAND uname -m OUTPUT_VARIABLE arch OUTPUT_STRIP_TRAILING_WHITESPACE)
 if(arch STREQUAL "x86_64")
-    set(toolchain_file "arm-gnu-toolchain-${toolchain_version}-x86_64-arm-none-linux-gnueabihf.tar.xz")
+    set(toolchain_file "arm-gnu-toolchain-${toolchain_version}-x86_64-${target}.tar.xz")
 elseif(arch STREQUAL "aarch64" OR arch STREQUAL "armv8b" OR arch STREQUAL "armv8l")
-    set(toolchain_file "arm-gnu-toolchain-${toolchain_version}-aarch64-arm-none-linux-gnueabihf.tar.xz")
+    set(toolchain_file "arm-gnu-toolchain-${toolchain_version}-aarch64-${target}.tar.xz")
 else()
     message(FATAL_ERROR "Unable To Download Prebuilt ARMHF Toolchain")
 endif()
 
 # Download If Needed
 include(FetchContent)
-FetchContent_Declare(
+FetchContent_Declare(prebuilt-armhf-toolchain
-    prebuilt-armhf-toolchain
     URL "${CMAKE_CURRENT_LIST_DIR}/../../archives/${toolchain_file}"
 )
 FetchContent_MakeAvailable(prebuilt-armhf-toolchain)
@@ -20,8 +22,8 @@ set(toolchain_dir "${prebuilt-armhf-toolchain_SOURCE_DIR}")
 
 # Force Toolchain
 file(WRITE "${toolchain_dir}/toolchain.cmake"
-    "set(CMAKE_C_COMPILER \"\${CMAKE_CURRENT_LIST_DIR}/bin/arm-none-linux-gnueabihf-gcc\")\n"
+    "set(CMAKE_C_COMPILER \"\${CMAKE_CURRENT_LIST_DIR}/bin/${target}-gcc\")\n"
-    "set(CMAKE_CXX_COMPILER \"\${CMAKE_CURRENT_LIST_DIR}/bin/arm-none-linux-gnueabihf-g++\")\n"
+    "set(CMAKE_CXX_COMPILER \"\${CMAKE_CURRENT_LIST_DIR}/bin/${target}-g++\")\n"
     "set(CMAKE_SYSTEM_NAME \"Linux\")\n"
     "set(CMAKE_SYSTEM_PROCESSOR \"arm\")\n"
     "set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)\n"
@@ -30,14 +32,14 @@ force_set(MCPI_CMAKE_TOOLCHAIN_FILE "${toolchain_dir}/toolchain.cmake" FILEPATH)
 
 # Build Sysroot
 set(sysroot_dir "${CMAKE_CURRENT_BINARY_DIR}/bundled-armhf-sysroot")
-if("${toolchain_dir}/bin/arm-none-linux-gnueabihf-gcc" IS_NEWER_THAN "${sysroot_dir}")
+if("${toolchain_dir}/bin/${target}-gcc" IS_NEWER_THAN "${sysroot_dir}")
     # Create Directory
     file(REMOVE_RECURSE "${sysroot_dir}")
     file(MAKE_DIRECTORY "${sysroot_dir}")
 
     # Copy Files From Toolchain
     file(
-        COPY "${toolchain_dir}/arm-none-linux-gnueabihf/libc/"
+        COPY "${toolchain_dir}/${target}/libc/"
         DESTINATION "${sysroot_dir}"
         USE_SOURCE_PERMISSIONS
         FILES_MATCHING
@@ -53,13 +55,12 @@ if("${toolchain_dir}/bin/arm-none-linux-gnueabihf-gcc" IS_NEWER_THAN "${sysroot_
         file(GLOB_RECURSE files LIST_DIRECTORIES FALSE "${sysroot_dir}/*")
         foreach(file IN LISTS files)
             execute_process(
-                COMMAND "${toolchain_dir}/bin/arm-none-linux-gnueabihf-strip" "${file}"
+                COMMAND "${toolchain_dir}/bin/${target}-strip" "${file}"
                 RESULT_VARIABLE ret
                 ERROR_QUIET
             )
-            # Check Result
+            # Delete Invalid Files
             if(NOT ret EQUAL 0)
-                # Delete Invalid Files
                 file(REMOVE "${file}")
             endif()
         endforeach()

dependencies/minecraft-pi/CMakeLists.txt

@@ -5,8 +5,7 @@ include(FetchContent)
 ## Minecraft: Pi Edition
 
 # Download
-FetchContent_Declare(
+FetchContent_Declare(minecraft-pi
-    minecraft-pi
     URL "${CMAKE_CURRENT_SOURCE_DIR}/minecraft-pi-0.1.1.tar.gz"
 )
 FetchContent_MakeAvailable(minecraft-pi)