xref: /aosp_15_r20/external/libaom/build/cmake/pkg_config.cmake (revision 77c1e3ccc04c968bd2bc212e87364f250e820521)
1#
2# Copyright (c) 2017, Alliance for Open Media. All rights reserved.
3#
4# This source code is subject to the terms of the BSD 2 Clause License and the
5# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
6# not distributed with this source code in the LICENSE file, you can obtain it
7# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
8# License 1.0 was not distributed with this source code in the PATENTS file, you
9# can obtain it at www.aomedia.org/license/patent.
10#
11cmake_minimum_required(VERSION 3.5)
12
13set(REQUIRED_ARGS "AOM_ROOT" "AOM_CONFIG_DIR" "CMAKE_INSTALL_PREFIX"
14                  "CMAKE_INSTALL_BINDIR" "CMAKE_INSTALL_INCLUDEDIR"
15                  "CMAKE_INSTALL_LIBDIR" "CMAKE_PROJECT_NAME"
16                  "CONFIG_MULTITHREAD")
17
18foreach(arg ${REQUIRED_ARGS})
19  if("${${arg}}" STREQUAL "")
20    message(FATAL_ERROR "${arg} must not be empty.")
21  endif()
22endforeach()
23
24include("${AOM_ROOT}/build/cmake/util.cmake")
25
26extract_version_string("${AOM_CONFIG_DIR}/config/aom_version.h" aom_version)
27
28# Create a version string suitable for comparison using the RPM version compare
29# algorithm: strip out everything after the number.
30string(FIND "${aom_version}" "-" dash_pos)
31if(${dash_pos} EQUAL -1)
32  set(package_version "${aom_version}")
33else()
34  string(SUBSTRING "${aom_version}" 0 ${dash_pos} package_version)
35endif()
36
37# Write pkg-config info.
38set(prefix "${CMAKE_INSTALL_PREFIX}")
39set(bindir "${CMAKE_INSTALL_BINDIR}")
40set(includedir "${CMAKE_INSTALL_INCLUDEDIR}")
41set(libdir "${CMAKE_INSTALL_LIBDIR}")
42set(pkgconfig_file "${AOM_CONFIG_DIR}/aom.pc")
43string(TOLOWER ${CMAKE_PROJECT_NAME} pkg_name)
44file(WRITE "${pkgconfig_file}" "# libaom pkg-config.\n")
45file(APPEND "${pkgconfig_file}" "prefix=${prefix}\n")
46file(APPEND "${pkgconfig_file}" "exec_prefix=\${prefix}\n")
47file(APPEND "${pkgconfig_file}" "includedir=\${prefix}/${includedir}\n")
48file(APPEND "${pkgconfig_file}" "libdir=\${exec_prefix}/${libdir}\n\n")
49file(APPEND "${pkgconfig_file}" "Name: ${pkg_name}\n")
50file(
51  APPEND "${pkgconfig_file}"
52  "Description: Alliance for Open Media AV1 codec library v${aom_version}.\n")
53file(APPEND "${pkgconfig_file}" "Version: ${package_version}\n")
54file(APPEND "${pkgconfig_file}" "Requires:")
55if(CONFIG_TUNE_VMAF)
56  file(APPEND "${pkgconfig_file}" " libvmaf")
57endif()
58if(CONFIG_TUNE_BUTTERAUGLI)
59  file(APPEND "${pkgconfig_file}" " libjxl")
60endif()
61file(APPEND "${pkgconfig_file}" "\nConflicts:\n")
62file(APPEND "${pkgconfig_file}" "Libs: -L\${libdir} -l${pkg_name}\n")
63file(APPEND "${pkgconfig_file}" "Libs.private:")
64if(NOT WIN32 AND NOT APPLE)
65  file(APPEND "${pkgconfig_file}" " -lm")
66endif()
67if(CONFIG_MULTITHREAD AND CMAKE_THREAD_LIBS_INIT)
68  file(APPEND "${pkgconfig_file}" " ${CMAKE_THREAD_LIBS_INIT}")
69endif()
70file(APPEND "${pkgconfig_file}" "\nCflags: -I\${includedir}\n")
71