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# Copyright (c) 2015, 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:
#
# 1. Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# 2. 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.
#
# 3. Neither the name of the copyright holder nor the names of its contributors
# may be used to endorse or promote products derived from this software without
# specific prior written permission.
#
# 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.
option(DOXYGEN
"Enable doxygen generation (you still have to run 'make doc')"
OFF)
include(CMakeDependentOption)
# Only present DOXYGEN_GRAPHS if DOXYGEN is ON and if so, default to ON.
# Else, set to OFF.
cmake_dependent_option(DOXYGEN_GRAPHS
"Generate graphs in the doxygen documentation (you need the 'dot'
utility)"
ON
"DOXYGEN" OFF)
if(DOXYGEN)
find_package(Doxygen REQUIRED)
if(DOXYGEN_GRAPHS AND (NOT DOXYGEN_DOT_FOUND))
message(SEND_ERROR "
The 'dot' utility was not found;"
" install it or deactivate graph generation (DOXYGEN_GRAPHS=OFF).")
endif()
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in
${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
@ONLY)
add_custom_target(doc
${DOXYGEN_EXECUTABLE} ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
COMMENT "Generating documentation with Doxygen"
VERBATIM)
endif()
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