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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)
string(TIMESTAMP year "%Y")
set(asm_file_header_block "\;
\; Copyright (c) ${year}, 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.
\;
")
set(h_file_header_block "/*
* Copyright (c) ${year}, 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.
*/
\#ifndef AOM_CONFIG_H_
\#define AOM_CONFIG_H_
")
set(cmake_file_header_block "##
## Copyright (c) ${year}, 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.
##
")
# Terminates cmake execution when $var_name is an empty string, or the variable
# name it contains does not expand to an existing directory.
function(check_directory_var var_name)
if("${var_name}" STREQUAL "")
message(FATAL_ERROR "The CMake variable ${var_name} must be defined.")
endif()
if(NOT EXISTS "${${var_name}}")
message(FATAL_ERROR "${${var_name}} (${var_name}) missing.")
endif()
endfunction()
check_directory_var(AOM_CONFIG_DIR)
check_directory_var(AOM_ROOT)
set(AOM_DEFAULTS "${AOM_ROOT}/build/cmake/aom_config_defaults.cmake")
if(NOT EXISTS "${AOM_DEFAULTS}")
message(
FATAL_ERROR "Configuration default values file (${AOM_DEFAULTS}) missing.")
endif()
include("${AOM_ROOT}/build/cmake/aom_config_defaults.cmake")
list(APPEND aom_build_vars ${AOM_DETECT_VARS} ${AOM_CONFIG_VARS})
list(SORT aom_build_vars)
set(aom_config_h_template "${AOM_CONFIG_DIR}/config/aom_config.h.cmake")
file(WRITE "${aom_config_h_template}" ${h_file_header_block})
foreach(aom_var ${aom_build_vars})
if(NOT "${aom_var}" STREQUAL "AOM_RTCD_FLAGS")
file(APPEND "${aom_config_h_template}"
"\#define ${aom_var} \${${aom_var}}\n")
endif()
endforeach()
file(APPEND "${aom_config_h_template}" "\#endif // AOM_CONFIG_H_")
set(aom_asm_config_template "${AOM_CONFIG_DIR}/config/aom_config.asm.cmake")
file(WRITE "${aom_asm_config_template}" ${asm_file_header_block})
foreach(aom_var ${aom_build_vars})
if(NOT "${aom_var}" STREQUAL "INLINE"
AND NOT "${aom_var}" STREQUAL "AOM_RTCD_FLAGS")
file(APPEND "${aom_asm_config_template}" "${aom_var} equ \${${aom_var}}\n")
endif()
endforeach()
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