cmake_modules/FindEmscripten.cmake
author nemo
Fri, 13 Oct 2017 16:37:56 -0400
changeset 12701 79e13080b9db
parent 11654 870f22de388b
permissions -rw-r--r--
mark up sprites for uStore loading. critical is for ones needed for proper gameplay, checksum is for ones where the game will desync if they don't match. will add checksumming next...
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# - Try to find the Clang/LLVM executable
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# Once done this will define
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#
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#  EMSCRIPTEN_FOUND       - system has Clang
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#  EMSCRIPTEN_VERSION     - Clang version
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#  EMSCRIPTEN_EXECUTABLE  - Clang executable
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#
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# Copyright (c) 2013, Vittorio Giovara <vittorio.giovara@gmail.com>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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find_program(EMSCRIPTEN_EXECUTABLE
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        NAMES emcc
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        PATHS /opt/local/bin /usr/local/bin /usr/bin)
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if (EMSCRIPTEN_EXECUTABLE)
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    execute_process(COMMAND ${EMSCRIPTEN_EXECUTABLE} -v
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                    OUTPUT_VARIABLE EMSCRIPTEN_VERSION_OUTPUT
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                    ERROR_VARIABLE EMSCRIPTEN_VERSION_ERROR
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                    RESULT_VARIABLE EMSCRIPTEN_VERSION_RESULT
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                    OUTPUT_STRIP_TRAILING_WHITESPACE
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                    )
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    if(${EMSCRIPTEN_VERSION_RESULT} EQUAL 0)
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        string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" EMSCRIPTEN_VERSION "${EMSCRIPTEN_VERSION_OUTPUT}")
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        string(REGEX REPLACE "([0-9]+\\.[0-9]+\\.[0-9]+)" "\\1" EMSCRIPTEN_VERSION "${EMSCRIPTEN_VERSION}")
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    else()
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        message(SEND_ERROR "Command \"${EMSCRIPTEN_EXECUTABLE} --version\" failed with output: ${EMSCRIPTEN_VERSION_ERROR}")
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    endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(Emscripten DEFAULT_MSG EMSCRIPTEN_EXECUTABLE EMSCRIPTEN_VERSION)
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mark_as_advanced(EMSCRIPTEN_VERSION)
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