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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)
set(REQUIRED_ARGS
"AOM_ROOT" "AOM_CONFIG_DIR" "CMAKE_INSTALL_PREFIX" "CMAKE_PROJECT_NAME"
"CONFIG_MULTITHREAD" "HAVE_PTHREAD_H")
foreach (arg ${REQUIRED_ARGS})
if ("${${arg}}" STREQUAL "")
message(FATAL_ERROR "${arg} must not be empty.")
endif ()
endforeach ()
include("${AOM_ROOT}/build/cmake/util.cmake")
extract_version_string("${AOM_CONFIG_DIR}/aom_version.h" aom_version)
# Create a version string suitable for comparison using the RPM version compare
# algorithm: strip out everything after the number.
string(FIND "${aom_version}" "-" dash_pos)
if (${dash_pos} EQUAL -1)
set(package_version "${aom_version}")
else ()
string(SUBSTRING "${aom_version}" 0 ${dash_pos} package_version)
endif ()
# Write pkg-config info.
set(prefix "${CMAKE_INSTALL_PREFIX}")
set(pkgconfig_file "${AOM_CONFIG_DIR}/aom.pc")
string(TOLOWER ${CMAKE_PROJECT_NAME} pkg_name)
file(WRITE "${pkgconfig_file}" "# libaom pkg-config.\n")
file(APPEND "${pkgconfig_file}" "prefix=${prefix}\n")
file(APPEND "${pkgconfig_file}" "exec_prefix=${prefix}/bin\n")
file(APPEND "${pkgconfig_file}" "libdir=${prefix}/lib\n")
file(APPEND "${pkgconfig_file}" "includedir=${prefix}/include\n\n")
file(APPEND "${pkgconfig_file}" "Name: ${pkg_name}\n")
file(APPEND "${pkgconfig_file}"
"Description: AV1 codec library v${aom_version}.\n")
file(APPEND "${pkgconfig_file}" "Version: ${package_version}\n")
file(APPEND "${pkgconfig_file}" "Requires:\n")
file(APPEND "${pkgconfig_file}" "Conflicts:\n")
file(APPEND "${pkgconfig_file}" "Libs: -L${prefix}/lib -l${pkg_name} -lm\n")
if (CONFIG_MULTITHREAD AND HAVE_PTHREAD_H)
file(APPEND "${pkgconfig_file}" "Libs.private: -lm -lpthread\n")
else ()
file(APPEND "${pkgconfig_file}" "Libs.private: -lm\n")
endif ()
file(APPEND "${pkgconfig_file}" "Cflags: -I${prefix}/include\n")
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