70 lines
2.5 KiB
CMake
70 lines
2.5 KiB
CMake
#
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# Copyright (c) 2017, Alliance for Open Media. All rights reserved
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#
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# This source code is subject to the terms of the BSD 2 Clause License and the
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# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
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# not distributed with this source code in the LICENSE file, you can obtain it
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# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
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# License 1.0 was not distributed with this source code in the PATENTS file, you
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# can obtain it at www.aomedia.org/license/patent.
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#
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cmake_minimum_required(VERSION 3.5)
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# CMAKE_SHARED_LIBRARY_PREFIX can be empty
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set(REQUIRED_ARGS "AOM_ROOT" "AOM_CONFIG_DIR" "AOM_TARGET_SYSTEM" "AOM_SYM_FILE"
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"CONFIG_AV1_DECODER" "CONFIG_AV1_ENCODER")
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foreach(arg ${REQUIRED_ARGS})
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if("${${arg}}" STREQUAL "")
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message(FATAL_ERROR "${arg} must not be empty.")
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endif()
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endforeach()
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include("${AOM_ROOT}/build/cmake/exports_sources.cmake")
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if("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
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set(symbol_prefix "_")
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elseif("${AOM_TARGET_SYSTEM}" MATCHES "Windows\|MSYS")
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file(WRITE "${AOM_SYM_FILE}" "LIBRARY ${CMAKE_SHARED_LIBRARY_PREFIX}aom\n"
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"EXPORTS\n")
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else()
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set(symbol_suffix ";")
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endif()
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set(aom_sym_file "${AOM_SYM_FILE}")
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if("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
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file(REMOVE "${aom_sym_file}")
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elseif("${AOM_TARGET_SYSTEM}" MATCHES "Windows\|MSYS")
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file(WRITE "${aom_sym_file}" "LIBRARY ${CMAKE_SHARED_LIBRARY_PREFIX}aom\n"
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"EXPORTS\n")
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else()
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file(WRITE "${aom_sym_file}" "{\nglobal:\n")
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endif()
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foreach(export_file ${AOM_EXPORTS_SOURCES})
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file(STRINGS "${export_file}" exported_file_data)
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set(exported_symbols "${exported_symbols} ${exported_file_data};")
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string(STRIP "${exported_symbols}" exported_symbols)
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endforeach()
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foreach(exported_symbol ${exported_symbols})
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string(STRIP "${exported_symbol}" exported_symbol)
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if("${AOM_TARGET_SYSTEM}" MATCHES "Windows\|MSYS")
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string(SUBSTRING ${exported_symbol} 0 4 export_type)
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string(COMPARE EQUAL "${export_type}" "data" is_data)
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if(is_data)
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set(symbol_suffix " DATA")
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else()
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set(symbol_suffix "")
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endif()
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endif()
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string(REGEX REPLACE "text \|data " "" "exported_symbol" "${exported_symbol}")
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set(exported_symbol " ${symbol_prefix}${exported_symbol}${symbol_suffix}")
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file(APPEND "${aom_sym_file}" "${exported_symbol}\n")
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endforeach()
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if("${aom_sym_file}" MATCHES "ver$")
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file(APPEND "${aom_sym_file}" " \nlocal:\n *;\n};")
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endif()
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