[Mod] Raspi 支持自动部署工具链

Platform/Raspi4B/.gitignore

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+
+GCC/

Platform/Raspi4B/Raspi-Toolchain.cmake

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+get_filename_component(CURRENT_LIST_DIR ${CMAKE_CURRENT_LIST_FILE} DIRECTORY)
+
+# 定义目标目录和压缩文件
+set(GCC_VERSION   "gcc-linaro-7.5.0-2019.12-x86_64_arm-linux-gnueabihf")
+set(GCC_DIRECTORY "${CURRENT_LIST_DIR}/GCC")
+set(ARCHIVE_FILE  "${CURRENT_LIST_DIR}/${GCC_VERSION}.tar")
+
+# 检查目录是否存在
+execute_process(
+  COMMAND test -d  "${GCC_DIRECTORY}"
+  RESULT_VARIABLE DIRECTORY_EXISTS
+)
+
+# 如果目录不存在，则解压
+if(NOT DIRECTORY_EXISTS EQUAL 0)
+  execute_process(
+    COMMAND mkdir -p "${GCC_DIRECTORY}"
+    COMMAND tar xf "${ARCHIVE_FILE}" -C "${GCC_DIRECTORY}" --strip-components=1
+    RESULT_VARIABLE TAR_RESULT
+  )
+  if(TAR_RESULT)
+    message(FATAL_ERROR "Failed to extract archive file.")
+  endif()
+endif()
+
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR arm)
+
+set(CMAKE_C_COMPILER      ${GCC_DIRECTORY}/bin/arm-linux-gnueabihf-gcc)
+set(CMAKE_CXX_COMPILER    ${GCC_DIRECTORY}/bin/arm-linux-gnueabihf-g++)
+set(CMAKE_SYSROOT         ${GCC_DIRECTORY}/bin/../arm-linux-gnueabihf/libc)
+#set(CMAKE_STAGING_PREFIX ${HOME}/recycle/stage)
+
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)