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