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57 lines
2.8 KiB
57 lines
2.8 KiB
# Copyright (c) 2016, Intel Corporation |
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# All rights reserved. |
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# |
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# Redistribution and use in source and binary forms, with or without modification, |
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# are permitted provided that the following conditions are met: |
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# |
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# 1. Redistributions of source code must retain the above copyright notice, this |
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# list of conditions and the following disclaimer. |
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# |
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# 2. Redistributions in binary form must reproduce the above copyright notice, |
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# this list of conditions and the following disclaimer in the documentation and/or |
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# other materials provided with the distribution. |
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# |
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# 3. Neither the name of the copyright holder nor the names of its contributors |
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# may be used to endorse or promote products derived from this software without |
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# specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR |
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# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
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# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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add_library(asio INTERFACE) |
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if (NETWORKING) |
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# Find ASIO (the standalone version, not Boost) If asio isn't installed in |
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# a standard directory, add the correct directory to CMAKE_PREFIX_PATH (see |
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# the main README for more information). |
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find_path(ASIO_DIR NAMES asio.hpp) |
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# Hide this variable from CMake GUIs and `cmake -L` |
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set_property(CACHE ASIO_DIR PROPERTY ADVANCED TRUE) |
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if (NOT ASIO_DIR) |
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message(SEND_ERROR |
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" ASIO header (asio.hpp) could not be found. |
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ASIO is used for networking. On Linux, you should install it using your |
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package manager. On Windows, please refer to the main README.") |
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endif() |
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# Ubuntu 14.04 packages asio 1.10.1 and clang 3.4.1. |
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# In this environment, asio stand alone (set ASIO_STANDALONE) |
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# does not correcly detect that the stl has CHRONO support (c++11). |
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# Force the use of std::chrono by setting ASIO_HAS_STD_CHRONO |
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target_include_directories(asio SYSTEM INTERFACE "${ASIO_DIR}") |
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target_link_libraries(asio INTERFACE "${CMAKE_THREAD_LIBS_INIT}") |
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target_compile_definitions(asio |
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INTERFACE ASIO_STANDALONE |
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INTERFACE ASIO_HAS_STD_CHRONO) |
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else() |
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# Stubbed version |
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target_include_directories(asio INTERFACE "${CMAKE_CURRENT_SOURCE_DIR}/stub") |
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endif()
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