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aymanalqadhiaymanalqadhi
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Add initial support for build system generation with CMake (#4494)
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‎CMakeLists.txt‎

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cmake_minimum_required(VERSION 3.28...4.0)
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project(pjproject
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VERSION 2.15
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DESCRIPTION "Multimedia communication library"
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HOMEPAGE_URL "http://www.pjsip.org"
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LANGUAGES C CXX
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)
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# project modules
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list(INSERT CMAKE_MODULE_PATH 0 "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
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# experimental warning notice
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option(PJ_SKIP_EXPERIMENTAL_NOTICE OFF)
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if (NOT PJ_SKIP_EXPERIMENTAL_NOTICE)
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message(WARNING
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" ****************************************************\n"
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" * Building `pjproject` with CMake is experimental *\n"
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" *--------------------------------------------------*\n"
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" * Tested platforms: *\n"
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" * - Linux x86_64 *\n"
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" ****************************************************\n"
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"Set `PJ_SKIP_EXPERIMENTAL_NOTICE=ON` to disable this warning"
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)
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endif()
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# ##############################################################################
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# Testing support
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if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
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include(CTest)
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endif()
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if(BUILD_TESTING)
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if(CMAKE_SYSTEM_NAME MATCHES "rtems")
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set(PJ_TEST_MAIN "main_rtems.c")
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else()
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set(PJ_TEST_MAIN "main.c")
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endif()
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endif()
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# ##############################################################################
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# Installation preparation
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include(GNUInstallDirs)
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# add `$ORIGIN` to targets' RPATH
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if(BUILD_SHARED_LIBS)
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if(APPLE)
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list(APPEND CMAKE_INSTALL_RPATH
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"@loader_path"
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"@executable_path/../${CMAKE_INSTALL_LIBDIR}"
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)
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elseif(UNIX)
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list(APPEND CMAKE_INSTALL_RPATH
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"$ORIGIN"
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"$ORIGIN/../${CMAKE_INSTALL_LIBDIR}"
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)
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endif()
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endif()
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# ##############################################################################
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# Sub-directories
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# base library
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add_subdirectory(pjlib)
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# third-party libraries
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add_subdirectory(third_party)
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# remaning libraries
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add_subdirectory(pjlib-util)
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add_subdirectory(pjnath)
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add_subdirectory(pjmedia)
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add_subdirectory(pjsip)
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add_subdirectory(pjsip-apps)
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# ##############################################################################
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# Installation
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set(install_targets
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pjlib
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pjlib-ssl
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pjlib++
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pjlib-util
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pjnath
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pjmedia
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pjmedia-codec
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pjmedia-audiodev
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pjmedia-videodev
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pjsip
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pjsip-simple
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pjsip-ua
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pjsua-lib
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pjsua2
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pjsua
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)
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# set `VERSION` and `SO_VERSION`
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foreach(target IN LISTS install_targets)
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set_target_properties(${target} PROPERTIES
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VERSION ${PROJECT_VERSION}
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SOVERSION ${PROJECT_VERSION_MAJOR}
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)
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endforeach()
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# install targets
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install(
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TARGETS ${install_targets}
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EXPORT PjTargets
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FILE_SET HEADERS
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DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
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COMPONENT PjDevelopment
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FILE_SET config_headers
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DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
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COMPONENT PjDevelopment
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RUNTIME
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DESTINATION "${CMAKE_INSTALL_BINDIR}"
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COMPONENT PjRuntime
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LIBRARY
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DESTINATION "${CMAKE_INSTALL_LIBDIR}"
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COMPONENT PjRuntime
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NAMELINK_COMPONENT PjDevelopment
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ARCHIVE
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DESTINATION "${CMAKE_INSTALL_BINDIR}"
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COMPONENT PjDevelopment
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)
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# ##############################################################################
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# CMAKe Package config
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include(CMakePackageConfigHelpers)
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set(PJ_CMAKE_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}/cmake/Pj")
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set(PJ_CMAKE_TARGETS_FILE "PjTargets.cmake")
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set(PJ_CMAKE_CONFIG_FILE "PjConfig.cmake")
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set(PJ_CMAKE_CONFIG_VERSION_FILE "jConfigVersion.cmake")
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# install exports
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install(
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EXPORT PjTargets
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NAMESPACE Pj::
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FILE "${PJ_CMAKE_TARGETS_FILE}"
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DESTINATION "${PJ_CMAKE_INSTALL_DIR}"
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COMPONENT PjDevelopment
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)
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# write package config
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configure_package_config_file(
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake/Pj/${PJ_CMAKE_CONFIG_FILE}.in"
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"${CMAKE_CURRENT_BINARY_DIR}/${PJ_CMAKE_CONFIG_FILE}"
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INSTALL_DESTINATION "${PJ_CMAKE_INSTALL_DIR}"
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)
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# write package config version
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write_basic_package_version_file(
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"${PJ_CMAKE_CONFIG_VERSION_FILE}"
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COMPATIBILITY SameMajorVersion
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)
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install(FILES
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"${CMAKE_CURRENT_BINARY_DIR}/${PJ_CMAKE_CONFIG_FILE}"
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"${CMAKE_CURRENT_BINARY_DIR}/${PJ_CMAKE_CONFIG_VERSION_FILE}"
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DESTINATION "${PJ_CMAKE_INSTALL_DIR}"
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COMPONENT PjDevelopment
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)
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# ##############################################################################
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# pkg-config file
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set(PREFIX "${CMAKE_INSTALL_PREFIX}") # this should be done at install time
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set(LIBDIR "${PREFIX}/${CMAKE_INSTALL_LIBDIR}")
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set(INCLUDEDIR "${PREFIX}/${CMAKE_INSTALL_INCLUDEDIR}")
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set(PJ_VERSION "${PROJECT_VERSION}")
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set(PJ_INSTALL_LDFLAGS "")
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set(PJ_INSTALL_LDFLAGS "")
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configure_file(
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"${CMAKE_CURRENT_SOURCE_DIR}/libpjproject.pc.in"
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"${CMAKE_CURRENT_BINARY_DIR}/libpjproject.pc"
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)
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install(
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FILES "${CMAKE_CURRENT_BINARY_DIR}/libpjproject.pc"
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DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig"
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)

‎cmake/DetectWebRTCParameters.cmake‎

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include(Pj/DetectArch)
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pj_detect_arch(arch)
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pj_detect_arch_simd_ext(simd_inst simd_flags)
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set(WEBRTC_ARCH "${arch}")
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set(WEBRTC_ARCH_SIMD "${simd_inst}")
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set(WEBRTC_COMPILE_OPTIONS ${simd_flags})
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set(WEBRTC_COMPILE_DEFINITIONS WEBRTC_APM_DEBUG_DUMP=0)
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# operating system definitions
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if(IOS)
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list(APPEND WEBRTC_COMPILE_DEFINITIONS WEBRTC_IOS=1 WEBRTC_POSIX=1)
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elseif(DARWIN)
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list(APPEND WEBRTC_COMPILE_DEFINITIONS WEBRTC_MAC=1 WEBRTC_POSIX=1)
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elseif(ANDROID)
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list(APPEND WEBRTC_COMPILE_DEFINITIONS WEBRTC_ANDROID=1 WEBRTC_POSIX=1)
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elseif(LINUX)
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list(APPEND WEBRTC_COMPILE_DEFINITIONS WEBRTC_LINUX=1 WEBRTC_POSIX=1)
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elseif(WIN32)
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list(APPEND WEBRTC_COMPILE_DEFINITIONS WEBRTC_WIN=1)
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endif()
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if (MSVC)
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list(APPEND WEBRTC_COMPILE_DEFINITIONS NOMINMAX)
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endif()
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# architecture definitions
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if(arch STREQUAL "arm64")
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list(APPEND WEBRTC_COMPILE_DEFINITIONS WEBRTC_ARCH_ARM64=1)
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elseif(arch STREQUAL "mips")
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list(APPEND WEBRTC_COMPILE_DEFINITIONS MIPS_FPU_LE=1)
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endif()
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if(simd_inst STREQUAL "neon")
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list(APPEND WEBRTC_COMPILE_DEFINITIONS WEBRTC_HAS_NEON=1)
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endif()

‎cmake/FindBCG729.cmake‎

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find_package(PkgConfig QUIET)
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if(PKG_CONFIG_FOUND)
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pkg_search_module(PC_BCG729 bcg729 libbcg729)
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set(BCG729_VERSION ${PC_BCG729_VERSION})
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endif()
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find_path(BCG729_INCLUDE_DIR
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NAMES
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"bcg729/encoder.h"
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HINTS
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${PC_BCG729_INCLUDEDIR}
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${PC_BCG729_INCLUDE_DIRS}
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)
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mark_as_advanced(BCG729_INCLUDE_DIR)
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find_library(BCG729_LIBRARY
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NAMES
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bcg729
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libbcg729
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HINTS
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${PC_BCG729_LIBDIR}
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${PC_BCG729_LIBRARY_DIRS}
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)
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mark_as_advanced(BCG729_LIBRARY)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(BCG729
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REQUIRED_VARS
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BCG729_LIBRARY
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BCG729_INCLUDE_DIR
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VERSION_VAR
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BCG729_VERSION
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)
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if(BCG729_FOUND)
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set(BCG729_LIBRARIES ${BCG729_LIBRARY})
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set(BCG729_INCLUDE_DIRS ${BCG729_INCLUDE_DIR})
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set(BCG729_DEFINITIONS ${PC_BCG729_CFLAGS_OTHER})
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if(NOT TARGET BCG729::BCG729)
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add_library(BCG729::BCG729 UNKNOWN IMPORTED)
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set_target_properties(BCG729::BCG729 PROPERTIES
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IMPORTED_LOCATION "${BCG729_LIBRARIES}"
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INTERFACE_INCLUDE_DIRECTORIES "${BCG729_INCLUDE_DIRS}"
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INTERFACE_COMPILE_OPTIONS "${BCG729_DEFINITIONS}"
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)
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endif()
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endif()

‎cmake/FindCoreAudio.cmake‎

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set(_coreaudio_libs)
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foreach(_coreaudio_lib IN ITEMS CoreAudio AudioToolbox Foundation AppKit)
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string(TOUPPER "CoreAudio_LIBRARY_${_coreaudio_lib}" _coreaudio_lib_var)
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list(APPEND _coreaudio_required_vars ${_coreaudio_lib_var})
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find_library(${_coreaudio_lib_var} "${_coreaudio_lib}")
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mark_as_advanced(${_coreaudio_lib_var})
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if(${_coreaudio_lib_var})
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list(APPEND _coreaudio_libs "${${_coreaudio_lib_var}}")
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endif()
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endforeach()
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unset(_coreaudio_lib)
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unset(_coreaudio_lib_var)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(CoreAudio
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REQUIRED_VARS
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${_coreaudio_required_vars}
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)
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if(CoreAudio_FOUND)
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set(CoreAudio_LIBRARIES ${_coreaudio_libs})
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if(NOT TARGET CoreAudio::CoreAudio)
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add_library(coreaudio INTERFACE)
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set_target_properties(coreaudio PROPERTIES
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INTERFACE_LINK_LIBRARIES "${CoreAudio_LIBRARIES}"
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)
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add_library(CoreAudio::CoreAudio ALIAS coreaudio)
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endif()
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endif()
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unset(_coreaudio_libs)
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unset(_coreaudio_required_vars)

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