More CMake Tweaks

.gitignore

@@ -12,4 +12,3 @@
 /*.AppImage
 /core*
 /qemu_*
-/cmake/.prebuilt-armhf-toolchain

CMakeLists.txt

@@ -99,10 +99,14 @@ project(minecraft-pi-reborn)
 include(cmake/util.cmake)
 
 # Sanity Checks
-if(BUILD_NATIVE_COMPONENTS AND NOT CMAKE_SYSTEM_PROCESSOR MATCHES "^arm" AND NOT MCPI_IS_MIXED_BUILD)
+set(IS_ARM_TARGETING FALSE)
+if(CMAKE_SYSTEM_PROCESSOR STREQUAL "arm" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "armv7l")
+    set(IS_ARM_TARGETING TRUE)
+endif()
+if(BUILD_NATIVE_COMPONENTS AND NOT IS_ARM_TARGETING AND NOT MCPI_IS_MIXED_BUILD)
     message(FATAL_ERROR "Project is configured as a mixed-buld, but MCPI_IS_MIXED_BUILD is disabled.")
 endif()
-if(BUILD_ARM_COMPONENTS AND NOT CMAKE_SYSTEM_PROCESSOR MATCHES "^arm")
+if(BUILD_ARM_COMPONENTS AND NOT IS_ARM_TARGETING)
     message(FATAL_ERROR "ARM-Targeting Compiler Required")
 endif()
 

cmake/embed-resource.cmake

@@ -0,0 +1,12 @@
+# Read Hex Data
+file(READ "${EMBED_IN}" data HEX)
+
+# Convert Hex Data For C Compatibility
+string(REGEX REPLACE "([0-9a-f][0-9a-f])" "0x\\1," data "${data}")
+
+# Get C Name
+get_filename_component(name "${EMBED_IN}" NAME)
+string(MAKE_C_IDENTIFIER "${name}" name)
+
+# Write Data
+file(WRITE "${EMBED_OUT}" "#include <stddef.h>\nconst unsigned char ${name}[] = {${data}};\nconst size_t ${name}_len = sizeof (${name});\n")

cmake/prebuilt-armhf-toolchain.cmake

@@ -9,20 +9,32 @@ set(CMAKE_SYSTEM_NAME "Linux")
 set(CMAKE_SYSTEM_PROCESSOR "arm")
 unset(CMAKE_TOOLCHAIN_FILE CACHE)
 
-# Download If Needed
+# Pick URL
-if(NOT EXISTS "${CMAKE_C_COMPILER}")
+execute_process(COMMAND uname -m OUTPUT_VARIABLE arch OUTPUT_STRIP_TRAILING_WHITESPACE)
-    # Pick URL
+if(arch STREQUAL "x86_64")
-    execute_process(COMMAND uname -m OUTPUT_VARIABLE arch OUTPUT_STRIP_TRAILING_WHITESPACE)
-    if(arch STREQUAL "x86_64")
     set(toolchain_url "https://developer.arm.com/-/media/Files/downloads/gnu-a/10.3-2021.07/binrel/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf.tar.xz")
     set(toolchain_sha256 "aa074fa8371a4f73fecbd16bd62c8b1945f23289e26414794f130d6ccdf8e39c")
-    elseif(arch STREQUAL "aarch64" OR arch STREQUAL "armv8b" OR arch STREQUAL "armv8l")
+elseif(arch STREQUAL "aarch64" OR arch STREQUAL "armv8b" OR arch STREQUAL "armv8l")
     set(toolchain_url "https://developer.arm.com/-/media/Files/downloads/gnu-a/10.3-2021.07/binrel/gcc-arm-10.3-2021.07-aarch64-arm-none-linux-gnueabihf.tar.xz")
     set(toolchain_sha256 "fccd7af76988da2b077f939eb2a78baa9935810918d2bf3f837bc74f52efa825")
-    else()
+else()
     message(FATAL_ERROR "Unable To Download Prebuilt ARMHF Toolchain")
-    endif()
+endif()
 
+# Check Toolchain
+set(toolchain_valid FALSE)
+if(EXISTS "${toolchain_dir}/.last_sha256")
+    file(STRINGS "${toolchain_dir}/.last_sha256" toolchain_last_sha256)
+    if(toolchain_last_sha256 STREQUAL toolchain_sha256)
+        set(toolchain_valid TRUE)
+    endif()
+endif()
+if(NOT toolchain_valid)
+    file(REMOVE_RECURSE "${toolchain_dir}")
+endif()
+
+# Download If Needed
+if(NOT EXISTS "${CMAKE_C_COMPILER}")
     # Download
     message(STATUS "Downloading Prebuilt ARMHF Toolchain...")
     file(REMOVE_RECURSE "${toolchain_dir}")
@@ -36,6 +48,12 @@ if(NOT EXISTS "${CMAKE_C_COMPILER}")
     )
     FetchContent_Populate(prebuilt-armhf-toolchain)
 
+    # Write Last SHA256
+    file(WRITE "${toolchain_dir}/.last_sha256" "${toolchain_sha256}")
+
+    # Write .gitignore
+    file(WRITE "${toolchain_dir}/.gitignore" "/*\n")
+
     # Force Sysroot Rebuild
     file(REMOVE_RECURSE "${sysroot_dir}")
 endif()

cmake/util.cmake

@@ -10,22 +10,17 @@ function(install_symlink target link)
 endfunction()
 
 # Embed Resources
+set(util_list_dir "${CMAKE_CURRENT_LIST_DIR}")
 function(embed_resource target file)
-    # Read Hex Data
-    file(READ "${file}" data HEX)
-    # Convert Hex Data For C Compatibility
-    string(REGEX REPLACE "([0-9a-f][0-9a-f])" "0x\\1," data "${data}")
     # Get C Name
     get_filename_component(name "${file}" NAME)
     string(MAKE_C_IDENTIFIER "${name}" name)
-    # Write Data
+    # Add Command
-    file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/${name}.c" "#include <stddef.h>\nconst unsigned char ${name}[] = {${data}};\nconst size_t ${name}_len = sizeof (${name});\n")
+    add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${name}.c"
+        COMMAND "${CMAKE_COMMAND}"
+        ARGS "-DEMBED_IN=${CMAKE_CURRENT_SOURCE_DIR}/${file}" "-DEMBED_OUT=${CMAKE_CURRENT_BINARY_DIR}/${name}.c" "-P" "${util_list_dir}/embed-resource.cmake"
+        DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/${file}" "${util_list_dir}/embed-resource.cmake"
+    )
     # Add To Target
     target_sources("${target}" PRIVATE "${CMAKE_CURRENT_BINARY_DIR}/${name}.c")
-    # Mark Dependency
-    set_property(
-        DIRECTORY
-        APPEND
-        PROPERTY CMAKE_CONFIGURE_DEPENDS "${file}"
-    )
 endfunction()

dependencies/zenity/src

@@ -1 +1 @@
-Subproject commit d673e9aab842d7151d92eb9164872dc05e748db2
+Subproject commit 7dc886e7d217bb2ecaa2d771e08443b92c36fe28

example-mods/README.md

@@ -1,5 +1,5 @@
 # Example Mods
-This is an example of a mod that cane be built using the modding SDK.
+This is an example of a mod that can be built using the modding SDK.
 
 * **Expanded Creative Mod**: This specific mod adds even more items and blocks to the Creative Inventory. It was originally by [@Bigjango13](https://github.com/bigjango13).
 * **Chat Commands Mod**: This specific mod makes an chat message starting with a ``/`` handled by the MCPI API.

media-layer/core/gles/CMakeLists.txt

@@ -16,8 +16,8 @@ if(NOT MCPI_HEADLESS_MODE)
     target_link_libraries(GLESv1_CM PRIVATE glfw PUBLIC reborn-util PRIVATE dl PRIVATE m)
     # Shaders
     if(MCPI_USE_GLES1_COMPATIBILITY_LAYER)
-        embed_resource(GLESv1_CM src/compatibility-layer/shaders/main.vert)
+        embed_resource(GLESv1_CM src/compatibility-layer/shaders/main.vsh)
-        embed_resource(GLESv1_CM src/compatibility-layer/shaders/main.frag)
+        embed_resource(GLESv1_CM src/compatibility-layer/shaders/main.fsh)
     endif()
 endif()
 

media-layer/core/gles/src/compatibility-layer/draw.c

@@ -78,14 +78,14 @@ static GLuint compile_shader(const char *vertex_shader_text, const int vertex_sh
 }
 
 // Shader
-extern unsigned char main_vert[];
+extern unsigned char main_vsh[];
-extern size_t main_vert_len;
+extern size_t main_vsh_len;
-extern unsigned char main_frag[];
+extern unsigned char main_fsh[];
-extern size_t main_frag_len;
+extern size_t main_fsh_len;
 static GLuint get_shader() {
     static GLuint program = 0;
     if (program == 0) {
-        program = compile_shader((const char *) main_vert, main_vert_len, (const char *) main_frag, main_frag_len);
+        program = compile_shader((const char *) main_vsh, main_vsh_len, (const char *) main_fsh, main_fsh_len);
     }
     return program;
 }