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# Copyright 2012 Intel Corporation
#
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# - Redistributions of source code must retain the above copyright notice, this
#   list of conditions and the following disclaimer.
#
# - Redistributions in binary form must reproduce the above copyright notice,
#   this list of conditions and the following disclaimer in the documentation
#   and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

project(waffle1 C)

cmake_minimum_required(VERSION 2.8)

list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/Modules")

include(WaffleDefineOS)
include(Options.cmake)
include(WaffleDefineInternalOptions)
include(WaffleValidateOptions)
include(WaffleDefineVersion)
include(WaffleDefineCompilerFlags)
include(WaffleFindDependencies)
include(GNUInstallDirs)

find_package(PkgConfig)

# Check for presence of Python 2.6 or greater.
foreach(python_cmd python2 python)
	execute_process(
		COMMAND ${python_cmd} -c "import sys; assert '2.6' <= sys.version < '3'"
		OUTPUT_QUIET
		ERROR_QUIET
		RESULT_VARIABLE python_version_check_error_code)
	if(python_version_check_error_code EQUAL 0)
		set(python ${python_cmd})
		break()
	endif(python_version_check_error_code EQUAL 0)
endforeach(python_cmd)

if(NOT DEFINED python)
	message(FATAL_ERROR "python version 2.x (where x >= 6) required")
endif(NOT DEFINED python)

# ------------------------------------------------------------------------------
# Add subdirectories
# ------------------------------------------------------------------------------

include_directories(
    include/waffle
    src
    )

add_subdirectory(doc)
add_subdirectory(pkg)
add_subdirectory(src)
add_subdirectory(include)
add_subdirectory(man)

if(waffle_build_tests)
    add_subdirectory(tests)
endif()

if(waffle_build_examples)
    add_subdirectory(examples)
endif()

# ------------------------------------------------------------------------------
# Install packaging files: waffle.pc, FindWaffle.cmake
# ------------------------------------------------------------------------------

configure_file(waffle.pc.in ${waffle_libname}.pc @ONLY)

install(FILES ${CMAKE_BINARY_DIR}/${waffle_libname}.pc
        DESTINATION ${CMAKE_INSTALL_FULL_LIBDIR}/pkgconfig)

install(FILES cmake/Modules/FindWaffle.cmake
        DESTINATION "${CMAKE_INSTALL_FULL_DATAROOTDIR}/cmake/Modules")

# ------------------------------------------------------------------------------

include(WafflePrintConfigurationSummary)