lib/ext/mbedcrypto/CMakeLists.txt

#-------------------------------------------------------------------------------
# Copyright (c) 2020, Arm Limited. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
#-------------------------------------------------------------------------------

include(FetchContent)
set(FETCHCONTENT_QUIET FALSE)

# Set to not download submodules if that option is available
if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.16.0")
    cmake_policy(SET CMP0097 NEW)
endif()

if ("${MBEDCRYPTO_PATH}" STREQUAL "DOWNLOAD")
    find_package(Git)
    file(GLOB PATCH_FILES *.patch)

    if (PATCH_FILES)
        FetchContent_Declare(mbedcrypto
            GIT_REPOSITORY ${MBEDCRYPTO_GIT_REMOTE}
            GIT_TAG ${MBEDCRYPTO_VERSION}
            GIT_SHALLOW TRUE
            GIT_PROGRESS TRUE
            GIT_SUBMODULES ""
            PATCH_COMMAND ${GIT_EXECUTABLE} apply ${PATCH_FILES}
        )
    else()
        FetchContent_Declare(mbedcrypto
            GIT_REPOSITORY ${MBEDCRYPTO_GIT_REMOTE}
            GIT_TAG ${MBEDCRYPTO_VERSION}
            GIT_SHALLOW TRUE
            GIT_PROGRESS TRUE
            GIT_SUBMODULES ""
        )
    endif()

    FetchContent_GetProperties(mbedcrypto)
    if(NOT mbedcrypto_POPULATED)
        FetchContent_Populate(mbedcrypto)
        set(MBEDCRYPTO_PATH ${mbedcrypto_SOURCE_DIR} CACHE PATH "Path to mbed-crypto (or DOWNLOAD to get automatically" FORCE)
    endif()
endif()