cmake_minimum_required(VERSION 3.20)
include("${CMAKE_CURRENT_LIST_DIR}/log.cmake")

function(require_tool TOOL_VALUE)
    if("${TOOL_VALUE}" STREQUAL "")
        cl_log_error("missing tool name")
    endif()

    if(IS_ABSOLUTE "${TOOL_VALUE}")
        if(NOT EXISTS "${TOOL_VALUE}")
            cl_log_error("missing tool: ${TOOL_VALUE}")
        endif()
        return()
    endif()

    find_program(_tool_path NAMES "${TOOL_VALUE}")
    if(NOT _tool_path)
        cl_log_error("missing tool: ${TOOL_VALUE}")
    endif()
endfunction()

cl_log_step("checking host tools")

require_tool("${GIT_TOOL}")
require_tool("${TAR_TOOL}")
require_tool("${XORRISO_TOOL}")
require_tool("${CC_TOOL}")
require_tool("${LD_TOOL}")
require_tool("${OBJCOPY_TOOL}")
require_tool("${OBJDUMP_TOOL}")
require_tool("${READELF_TOOL}")
require_tool("${NM_TOOL}")
require_tool("${ADDR2LINE_TOOL}")
require_tool("${USER_CC_TOOL}")
require_tool("${USER_LD_TOOL}")
require_tool("${RUSTC_TOOL}")
require_tool("${MAKE_TOOL}")
require_tool("${SH_TOOL}")

cl_log_info("required tools are available")