# Relational pipes (library)
# Copyright © 2018 František Kučera (Frantovo.cz, GlobalCode.info)
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the:
#  - GNU Lesser General Public License as published by the Free Software Foundation;
#    version 3 of the License or (at your option)
#  - GNU General Public License as published by the Free Software Foundation;
#    version 2 of the License.
#
# 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 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/>.


set(PROJECT_CODE         "relpipe-lib-protocol")
set(PROJECT_TITLE        "Relational pipes - lib - Protocol (C++)")
set(PROJECT_DESCRIPTION  "C++ header-only common constants and data types")


# The project version should be specified as "cmake -DPROJECT_VERSION=x.y.z" or is derived from current mercurial tag. If current revision has no tag, default version is set:
if(NOT DEFINED PROJECT_VERSION)
	execute_process(
		COMMAND bash -c "hg log -r '.' --template '{latesttag}:{latesttagdistance}:{branch}\\n' | sed -E -e 's/v(.*):0:.*/\\1/g' -e 's/.*:.*:v_(.*)/\\1.9999/g' | grep -E '^[0-9.]+$'"
		WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}        OUTPUT_VARIABLE PROJECT_VERSION        RESULT_VARIABLE VERSION_ERROR_CODE        OUTPUT_STRIP_TRAILING_WHITESPACE
	)
endif()

cmake_policy(SET CMP0048 NEW)
project (${PROJECT_CODE}.cpp VERSION ${PROJECT_VERSION})
cmake_minimum_required(VERSION 3.7.2)
add_subdirectory (src)