CMakeLists.txt

#
# This file is part of the WarheadCore Project. See AUTHORS file for Copyright information
#
# 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 General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#

# Require version Cmake
cmake_minimum_required(VERSION 3.16...3.22)

message(STATUS "CMake version: ${CMAKE_VERSION}")

# CMake policies (can not be handled elsewhere)
cmake_policy(SET CMP0005 NEW)

if (${CMAKE_VERSION} GREATER_EQUAL 3.28)
  cmake_policy(SET CMP0153 OLD)
endif ()

if(POLICY CMP0153)
  cmake_policy(SET CMP0153 NEW) # The exec_program() command should not be called
endif()

# Set projectname (must be done AFTER setting configurationtypes)
project(WarheadBand VERSION 3.0.0 LANGUAGES CXX C)

# add this options before PROJECT keyword
set(CMAKE_DISABLE_SOURCE_CHANGES ON)
set(CMAKE_DISABLE_IN_SOURCE_BUILD ON)

# Set RPATH-handing (CMake parameters)
set(CMAKE_SKIP_BUILD_RPATH 0)
set(CMAKE_BUILD_WITH_INSTALL_RPATH 0)
set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
set(CMAKE_INSTALL_RPATH_USE_LINK_PATH 1)

set(AC_PATH_ROOT "${CMAKE_SOURCE_DIR}")

# set macro-directory
list(APPEND CMAKE_MODULE_PATH
    "${CMAKE_SOURCE_DIR}/src/cmake/macros")

include(CheckCXXSourceRuns)
include(CheckIncludeFiles)
include(ConfigureScripts)
include(ConfigureModules)
include(ConfigureApplications)
include(ConfigureTools)
include(DynamicLibInstall)

# some utils for cmake
include(deps/acore/cmake-utils/utils.cmake)

include(src/cmake/ac_macros.cmake)

# set default buildoptions and print them
include(conf/dist/config.cmake)

# load custom configurations for cmake if exists
if(EXISTS "${CMAKE_SOURCE_DIR}/conf/config.cmake")
  include(conf/config.cmake)
endif()

# build in Release-mode by default if not explicitly set
if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE "RelWithDebInfo")
endif()

# turn off PCH totally if enabled (hidden setting, mainly for devs)
if (NOPCH)
  set(USE_COREPCH 0)
  set(USE_SCRIPTPCH 0)
endif()

include(ConfigureBaseTargets)
include(CheckPlatform)
include(GroupSources)
include(AutoCollect)
include(ConfigInstall)

find_package(PCHSupport)
find_package(MySQL REQUIRED)

if (UNIX AND WITH_PERFTOOLS)
  find_package(Gperftools)
endif()

if (NOT WITHOUT_GIT)
  find_package(Git 1.7)
endif()

# Find revision ID and hash of the sourcetree
include(src/cmake/genrev.cmake)

# print out the results before continuing
include(src/cmake/showoptions.cmake)

#
# Loading framework
#

add_subdirectory(deps)
add_subdirectory(src/common)

#
# Loading application sources
#

# add core sources
add_subdirectory(src)

if (BUILD_APPLICATION_WORLDSERVER)
  # add modules sources
  add_subdirectory(modules)
endif()

if (BUILD_TESTING AND BUILD_APPLICATION_WORLDSERVER)
    # we use these flags to get code coverage
    set(UNIT_TEST_CXX_FLAGS "-fprofile-arcs -ftest-coverage -fno-inline")

    # enable additional flags for GCC.
    if ( CMAKE_CXX_COMPILER_ID MATCHES GNU )
        set(UNIT_TEST_CXX_FLAGS "${UNIT_TEST_CXX_FLAGS} -fno-inline-small-functions -fno-default-inline")
    endif()

    message("Unit tests code coverage: enabling ${UNIT_TEST_CXX_FLAGS}")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${UNIT_TEST_CXX_FLAGS}")

    include(src/cmake/googletest.cmake)
    fetch_googletest(
            ${PROJECT_SOURCE_DIR}/src/cmake
            ${PROJECT_BINARY_DIR}/googletest
    )

    enable_testing()
    add_subdirectory(src/test)

    add_custom_target(coverage DEPENDS coverage_command)

    add_custom_command(OUTPUT coverage_command
        # Run unit tests.
        COMMAND ctest
        # Run the graphical front-end for code coverage.
        COMMAND lcov    --directory src --capture --output-file coverage.info
        COMMAND lcov    --remove coverage.info '/usr/*' '${CMAKE_BINARY_DIR}/googletest/*' '${CMAKE_CURRENT_SOURCE_DIR}/src/test/*' --output-file coverage.info
        COMMAND genhtml -o ${CMAKE_CURRENT_SOURCE_DIR}/coverage-report coverage.info
        WORKING_DIRECTORY "${CMAKE_BINARY_DIR}"
        )
endif()