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###########################################################################
#
# Library: CTK
#
# Copyright (c) Kitware Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0.txt
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
###########################################################################
#-----------------------------------------------------------------------------
# WARNING - No change should be required after this comment
# when you are adding a new external project dependency.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Make sure ${CTK_BINARY_DIR}/CTK-build/bin exists
# May be used by some external project to install libs
if(NOT EXISTS ${CTK_BINARY_DIR}/CTK-build/bin)
file(MAKE_DIRECTORY ${CTK_BINARY_DIR}/CTK-build/bin)
endif()
#-----------------------------------------------------------------------------
set(proj CTK)
ExternalProject_Add(${proj}
${${proj}_EP_ARGS}
DOWNLOAD_COMMAND ""
CMAKE_CACHE_ARGS
-DCTK_SUPERBUILD:BOOL=OFF
-DCTK_SUPERBUILD_BINARY_DIR:PATH=${CTK_BINARY_DIR}
-DCMAKE_C_COMPILER:FILEPATH=${CMAKE_C_COMPILER}
-DCMAKE_CXX_COMPILER:FILEPATH=${CMAKE_CXX_COMPILER}
-DCMAKE_CXX_FLAGS_INIT:STRING=${CMAKE_CXX_FLAGS_INIT}
-DCMAKE_C_FLAGS_INIT:STRING=${CMAKE_C_FLAGS_INIT}
-DCMAKE_INSTALL_PREFIX:PATH=${CMAKE_INSTALL_PREFIX}
SOURCE_DIR ${CTK_SOURCE_DIR}
BINARY_DIR ${CTK_BINARY_DIR}/CTK-build
INSTALL_COMMAND ""
DEPENDS
${CTK_DEPENDENCIES}
STEP_TARGETS configure
)
# This custom external project step forces the build and later
# steps to run whenever a top level build is done...
#
# BUILD_ALWAYS flag is available in CMake 3.1 that allows force build
# of external projects without this workaround. Remove this workaround
# and use the CMake flag instead, when CTK's required minimum CMake
# version will be at least 3.1.
#
if(CMAKE_CONFIGURATION_TYPES)
set(BUILD_STAMP_FILE "${CMAKE_CURRENT_BINARY_DIR}/${proj}-prefix/src/${proj}-stamp/${CMAKE_CFG_INTDIR}/${proj}-build")
else()
set(BUILD_STAMP_FILE "${CMAKE_CURRENT_BINARY_DIR}/${proj}-prefix/src/${proj}-stamp/${proj}-build")
endif()
ExternalProject_Add_Step(${proj} forcebuild
COMMAND ${CMAKE_COMMAND} -E remove ${BUILD_STAMP_FILE}
COMMENT "Forcing build step for '${proj}'"
DEPENDEES build
ALWAYS 1
)