CMakeLists.txt

############################################################################
# CMakeLists.txt
# Copyright (c) 2010-2023 Belledonne Communications SARL.
#
############################################################################
#
# This file is part of Linphone SDK 
# (see https://gitlab.linphone.org/BC/public/linphone-sdk).
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
############################################################################

cmake_minimum_required(VERSION 3.22)

include("bctoolbox/cmake/BCToolboxCMakeUtils.cmake")
include("cmake/LinphoneSdkUtils.cmake")

if(POLICY CMP0149)
    # VS generator looks for most recent Windows SDK, ignoring
    # CMAKE_SYSTEM_VERSION and allowing override by WindowsSDKVersion
    # environment variable. New in 3.27. This is to allow override
    # in the Windows CI builds.
    # This MUST be set before any project() or or enable_language() command.
    cmake_policy(SET CMP0149 NEW)
endif()

if(POLICY CMP0141)
    # Changes the way debug info on Windows are stored (forces /Z7)
    # This is a requirement to use build cache on Windows, since /Zi is another Microsoft cache, incompatible with any third party cache known to date
    set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT Embedded)
    cmake_policy(SET CMP0141 NEW)
endif()

# Unset PROJECT_VERSION for the case linphone-sdk is included from an other project
unset(PROJECT_VERSION)

if(NOT LINPHONESDK_VERSION) # If LINPHONESDK_VERSION exists (ie: is in cache), then the variable has been overriden by user
	bc_compute_full_version(LINPHONESDK_VERSION)
endif()
if(NOT LINPHONESDK_STATE)
	bc_compute_snapshots_or_releases_state(LINPHONESDK_STATE)
endif()
if(NOT LINPHONESDK_BRANCH)
	linphone_sdk_compute_git_branch(LINPHONESDK_BRANCH)
endif()
set(LINPHONESDK_VERSION_CACHED ${LINPHONESDK_VERSION} CACHE STRING "" FORCE) # Put in cache the current version : it is used to read version in cache

bc_parse_full_version("${LINPHONESDK_VERSION}" MAJOR MINOR PATCH)

project(linphone-sdk VERSION "${MAJOR}.${MINOR}.${PATCH}" LANGUAGES C CXX)

unset(MAJOR)
unset(MINOR)
unset(PATCH)


if(APPLE)
	if(LINPHONESDK_PLATFORM MATCHES "Desktop") # On Apple, Desktop == Macos
		set(LINPHONESDK_PLATFORM "Macos" CACHE STRING "Platform to build" FORCE)