nuttx-apps/examples/sotest/main/CMakeLists.txt

# ##############################################################################
# apps/examples/sotest/main/CMakeLists.txt
#
# SPDX-License-Identifier: Apache-2.0
#
# Licensed to the Apache Software Foundation (ASF) under one or more contributor
# license agreements.  See the NOTICE file distributed with this work for
# additional information regarding copyright ownership.  The ASF licenses this
# file to you under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License.  You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
# License for the specific language governing permissions and limitations under
# the License.
#
# ##############################################################################

if(CONFIG_EXAMPLES_SOTEST)
  set(SOTEST_SYMTAB ${CMAKE_CURRENT_BINARY_DIR}/sotest_symtab.c)
  set(SOTEST_ROMFS_IMG ${CMAKE_CURRENT_BINARY_DIR}/sotest_romfs.img)
  set(SOTEST_ROMFS_SRC ${CMAKE_CURRENT_BINARY_DIR}/sotest_romfs.c)
  set(SOTEST_MODPRINT_ELF ${CMAKE_BINARY_DIR}/bin/modprint)
  set(SOTEST_SHARED_ELF ${CMAKE_BINARY_DIR}/bin/sotest)

  # Dynamic applications are wrapped in ELF_* helper targets when the build uses
  # the non-ELF-capable compiler path.
  if(CMAKE_C_ELF_COMPILER)
    set(SOTEST_MODPRINT_TARGET modprint)
    set(SOTEST_SHARED_TARGET sotest)
  else()
    set(SOTEST_MODPRINT_TARGET ELF_modprint)
    set(SOTEST_SHARED_TARGET ELF_sotest)
  endif()

  add_custom_command(
    OUTPUT ${SOTEST_SYMTAB}
    COMMAND ${NUTTX_APPS_DIR}/tools/mksymtab.sh ${SOTEST_MODPRINT_ELF}
            ${SOTEST_SHARED_ELF} g_sot > ${SOTEST_SYMTAB}
    DEPENDS ${SOTEST_MODPRINT_TARGET} ${SOTEST_SHARED_TARGET})

  set_source_files_properties(${SOTEST_SYMTAB} PROPERTIES GENERATED TRUE)

  set(SOTEST_GENERATED_OUTPUTS ${SOTEST_SYMTAB})
  set(SOTEST_SRCS sotest_main.c ${SOTEST_SYMTAB})

  if(CONFIG_EXAMPLES_SOTEST_BUILTINFS)
    set(SOTEST_ROMFS_DEPS ${SOTEST_MODPRINT_TARGET} ${SOTEST_SHARED_TARGET})

    if(CONFIG_SYSTEM_NXPKG)
      set(SOTEST_SHARED_INDEX ${CMAKE_BINARY_DIR}/bin/shared-index.json)
      set(SOTEST_SHARED_SCRIPT ${CMAKE_BINARY_DIR}/bin/pkgsotest.nsh)
      set(SOTEST_FIXTURE_HOST_DIR ${CMAKE_CURRENT_BINARY_DIR}/host)
      set(SOTEST_FIXTURE_HOST_SRC
          ${CMAKE_CURRENT_SOURCE_DIR}/host/CMakeLists.txt)
      set(SOTEST_FIXTURE_TOOL
          ${SOTEST_FIXTURE_HOST_DIR}/mk_pkg_fixture_shared${CMAKE_EXECUTABLE_SUFFIX}
      )

      if(CONFIG_ARCH_BOARD)
        set(SOTEST_FIXTURE_COMPAT ${CONFIG_ARCH_BOARD})
      else()
        set(SOTEST_FIXTURE_COMPAT ${CONFIG_ARCH_BOARD_CUSTOM_NAME})
      endif()

      add_custom_command(
        OUTPUT ${SOTEST_FIXTURE_TOOL}
        COMMAND ${CMAKE_COMMAND} -S ${CMAKE_CURRENT_SOURCE_DIR}/host -B
                ${SOTEST_FIXTURE_HOST_DIR}
        COMMAND ${CMAKE_COMMAND} --build ${SOTEST_FIXTURE_HOST_DIR} --target
                mk_pkg_fixture_shared
        DEPENDS ${SOTEST_FIXTURE_HOST_SRC}
                ${CMAKE_CURRENT_SOURCE_DIR}/mk_pkg_fixture_shared.c
        VERBATIM)

      add_custom_command(
        OUTPUT ${SOTEST_SHARED_INDEX} ${SOTEST_SHARED_SCRIPT}
        COMMAND
          ${SOTEST_FIXTURE_TOOL} ${SOTEST_MODPRINT_ELF} ${SOTEST_SHARED_ELF}
          ${SOTEST_SHARED_INDEX} ${SOTEST_SHARED_SCRIPT} ${CONFIG_ARCH}
          ${SOTEST_FIXTURE_COMPAT}
        DEPENDS ${SOTEST_MODPRINT_TARGET} ${SOTEST_SHARED_TARGET}
                ${SOTEST_FIXTURE_TOOL}
        VERBATIM)

      list(APPEND SOTEST_ROMFS_DEPS ${SOTEST_SHARED_INDEX}
           ${SOTEST_SHARED_SCRIPT})
    endif()

    add_custom_command(
      OUTPUT ${SOTEST_ROMFS_IMG}
      COMMAND genromfs -f ${SOTEST_ROMFS_IMG} -d ${CMAKE_BINARY_DIR}/bin
      DEPENDS ${SOTEST_ROMFS_DEPS}
      VERBATIM)

    get_filename_component(SOTEST_ROMFS_IMG_NAME ${SOTEST_ROMFS_IMG} NAME)

    # xxd -i derives the generated array/length symbol names from the exact path
    # it is given - sotest_main.c declares them as plain
    # "sotest_romfs_img"/"sotest_romfs_img_len", so xxd must be run against just
    # the bare filename (via WORKING_DIRECTORY) rather than the absolute
    # ${SOTEST_ROMFS_IMG} path, or every non- alphanumeric character in that
    # path (e.g. every "/" in the build directory) gets folded into the symbol
    # name instead, leaving the names sotest_main.c expects undefined at link
    # time.

    add_custom_command(
      OUTPUT ${SOTEST_ROMFS_SRC}
      COMMAND xxd -i ${SOTEST_ROMFS_IMG_NAME} > ${SOTEST_ROMFS_SRC}
      DEPENDS ${SOTEST_ROMFS_IMG}
      WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})

    set_source_files_properties(${SOTEST_ROMFS_SRC} PROPERTIES GENERATED TRUE)

    list(APPEND SOTEST_GENERATED_OUTPUTS ${SOTEST_ROMFS_SRC})
    list(APPEND SOTEST_SRCS ${SOTEST_ROMFS_SRC})
  endif()

  add_custom_target(sotest_artifacts DEPENDS ${SOTEST_GENERATED_OUTPUTS})

  nuttx_add_application(NAME sotest SRCS ${SOTEST_SRCS} DEPENDS
                        sotest_artifacts)
endif()