0fe747d2cd
This commit uses a pthread mutex in shared memory to prevent
almost all cases of multiple processes simultaneously
reading/writing to device sysfs files. The main existing race
condition is when 2 processes are starting at the same time,
setting up their shared memory and mutexes. Since this is meant
to prevent collisions among thread and processes, the small
shared memory segments (big enough for a pthread_mutex) will
persist until reboot.
[ROCm/rocm_smi_lib commit: 5e24a77193]
191 wiersze
7.8 KiB
CMake
Executable File
191 wiersze
7.8 KiB
CMake
Executable File
################################################################################
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##
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## Copyright (c) 2018 Advanced Micro Devices, Inc. All rights reserved.
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##
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## MIT LICENSE:
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## Permission is hereby granted, free of charge, to any person obtaining a copy of
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## this software and associated documentation files (the "Software"), to deal in
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## the Software without restriction, including without limitation the rights to
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## use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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## of the Software, and to permit persons to whom the Software is furnished to do
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## so, subject to the following conditions:
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##
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## The above copyright notice and this permission notice shall be included in all
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## copies or substantial portions of the Software.
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##
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## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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## IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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## FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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## AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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## LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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## OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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## SOFTWARE.
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##
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################################################################################
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#
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# Minimum version of cmake required
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#
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cmake_minimum_required(VERSION 3.5.0)
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## Set default module path if not already set
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if(NOT DEFINED CMAKE_MODULE_PATH)
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set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake_modules/")
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endif()
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## Include common cmake modules
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include(utils)
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set(ROCM_SMI "rocm_smi")
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set(ROCM_SMI_COMPONENT "lib${ROCM_SMI}")
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set(ROCM_SMI_TARGET "${ROCM_SMI}64")
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# The following default version values should be updated as appropriate for
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# ABI breaks (update MAJOR and MINOR), and ABI/API additions (update MINOR).
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# Until ABI stabilizes VERSION_MAJOR will be 0. This should be over-ridden
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# by git tags (through "git describe") when they are present.
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set(ROCM_SMI_LIB_VERSION_MAJOR 0)
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set(ROCM_SMI_LIB_VERSION_MINOR 2)
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################# Determine the library version #########################
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## Setup the package version based on git tags.
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set(LIB_SO_VERSION_STR
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"${ROCM_SMI_LIB_VERSION_MAJOR}.${ROCM_SMI_LIB_VERSION_MINOR}.0")
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get_version(${LIB_SO_VERSION_STR} "rsmi")
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# VERSION_* variables should be set by get_version
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set(LIB_SO_VERSION_STR ${VERSION_STRING})
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set(${ROCM_SMI}_VERSION_MAJOR "${VERSION_MAJOR}")
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set(${ROCM_SMI}_VERSION_MINOR "${VERSION_MINOR}")
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set(${ROCM_SMI}_VERSION_PATCH "${VERSION_PATCH}")
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set(${ROCM_SMI}_VERSION_BUILD "${VERSION_BUILD}")
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# Debian package specific variables
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# Set a default value for the package version
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set(VERSION_STRING "1.0.0")
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get_version(${VERSION_STRING} "roc")
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# VERSION_* variables should be set by get_version
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set(BUILD_VERSION_STRING "${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}")
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project(${ROCM_SMI_TARGET})
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# Create a configure file to get version info from within library
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configure_file(
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"${PROJECT_SOURCE_DIR}/src/${ROCM_SMI_TARGET}Config.in"
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"${PROJECT_SOURCE_DIR}/include/rocm_smi/${ROCM_SMI_TARGET}Config.h")
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if (NOT DEFINED CPACK_PACKAGE_VENDOR)
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set(CPACK_PACKAGE_VENDOR "AMD")
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endif()
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if (NOT DEFINED CPACK_PACKAGE_CONTACT)
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set(CPACK_PACKAGE_CONTACT "Advanced Micro Devices Inc.")
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endif()
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if (NOT DEFINED CPACK_PACKAGE_DESCRIPTION_SUMMARY)
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set(CPACK_PACKAGE_DESCRIPTION_SUMMARY
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"ROCm System Management Interface library")
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endif()
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set(CPACK_PACKAGE_FILE_NAME "rocm_smi_lib64-${BUILD_VERSION_STRING}")
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## Verbose output.
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set(CMAKE_VERBOSE_MAKEFILE on)
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## Compiler flags
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -fno-rtti -m64")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse -msse2 -std=c++11 ")
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# Use this instead of above for 32 bit
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# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m32")
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if ("${CMAKE_BUILD_TYPE}" STREQUAL Release)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2")
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else ()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb -O0 -DDEBUG")
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endif ()
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set(SRC_DIR "src")
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set(INC_DIR "include/rocm_smi")
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include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include
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${CMAKE_CURRENT_SOURCE_DIR}/src/shared_mutex)
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set(SMI_SRC_LIST "${SRC_DIR}/rocm_smi_device.cc")
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set(SMI_SRC_LIST ${SMI_SRC_LIST} "${SRC_DIR}/rocm_smi_main.cc")
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set(SMI_SRC_LIST ${SMI_SRC_LIST} "${SRC_DIR}/rocm_smi_monitor.cc")
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set(SMI_SRC_LIST ${SMI_SRC_LIST} "${SRC_DIR}/rocm_smi.cc")
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set(SMI_SRC_LIST ${SMI_SRC_LIST} "${SRC_DIR}/rocm_smi_power_mon.cc")
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set(SMI_SRC_LIST ${SMI_SRC_LIST} "${SRC_DIR}/rocm_smi_utils.cc")
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set(SMI_SRC_LIST ${SMI_SRC_LIST} "${SRC_DIR}/shared_mutex/shared_mutex.c")
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set(SMI_INC_LIST "${INC_DIR}/rocm_smi_device.h")
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set(SMI_INC_LIST ${SMI_INC_LIST} "${INC_DIR}/rocm_smi_main.h")
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set(SMI_INC_LIST ${SMI_INC_LIST} "${INC_DIR}/rocm_smi_monitor.h")
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set(SMI_INC_LIST ${SMI_INC_LIST} "${INC_DIR}/rocm_smi_power_mon.h")
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set(SMI_INC_LIST ${SMI_INC_LIST} "${INC_DIR}/rocm_smi_utils.h")
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set(SMI_INC_LIST ${SMI_INC_LIST} "${INC_DIR}/rocm_smi_common.h")
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set(SMI_INC_LIST ${SMI_INC_LIST} "${INC_DIR}/rocm_smi_exception.h")
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set(SMI_INC_LIST ${SMI_INC_LIST} "${SRC_DIR}/shared_mutex/shared_mutex.h")
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set(SMI_EXAMPLE_EXE "rocm_smi_ex")
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add_executable(${SMI_EXAMPLE_EXE} "example/rocm_smi_example.cc")
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target_link_libraries(${SMI_EXAMPLE_EXE} ${ROCM_SMI_TARGET})
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add_library(${ROCM_SMI_TARGET} SHARED ${SMI_SRC_LIST} ${SMI_INC_LIST})
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target_link_libraries(${ROCM_SMI_TARGET} pthread rt)
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## Set the VERSION and SOVERSION values
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set_property(TARGET ${ROCM_SMI_TARGET}
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PROPERTY VERSION "${LIB_SO_VERSION_STR}")
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set_property(TARGET ${ROCM_SMI_TARGET}
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PROPERTY SOVERSION "${ROCM_SMI_LIB_VERSION_MAJOR}")
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## If the library is a release, strip the target library
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if ("${CMAKE_BUILD_TYPE}" STREQUAL Release)
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add_custom_command(
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TARGET ${ROCM_SMI_TARGET}
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POST_BUILD COMMAND ${CMAKE_STRIP} lib${ROCM_SMI_TARGET}.so)
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endif ()
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## Define default variable and variables for the optional build target
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## rocm_smi_lib-dev
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set(SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}
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CACHE STRING "Location of rocm_smi source code.")
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set(CMAKE_INSTALL_PREFIX "/opt/rocm"
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CACHE STRING "Default installation directory.")
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set(CPACK_PACKAGING_INSTALL_PREFIX "/opt/rocm"
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CACHE STRING "Default packaging prefix.")
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set(CPACK_GENERATOR "DEB;RPM" CACHE STRING "Default packaging generators.")
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## Add the install directives for the runtime library.
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install(TARGETS ${ROCM_SMI_TARGET}
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LIBRARY DESTINATION ${ROCM_SMI}/lib COMPONENT ${ROCM_SMI_COMPONENT})
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install(FILES ${SOURCE_DIR}/include/rocm_smi/rocm_smi.h
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DESTINATION rocm_smi/include/rocm_smi)
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## Add the packaging directives for the runtime library.
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# TODO set(CPACK_DEBIAN_PACKAGE_HOMEPAGE <GITHUB URL> )
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set(CPACK_DEBIAN_PACKAGE_CONTROL_EXTRA
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"${CMAKE_CURRENT_SOURCE_DIR}/DEBIAN/postinst;
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${CMAKE_CURRENT_SOURCE_DIR}/DEBIAN/prerm")
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# RPM package specific variables
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set(CPACK_RPM_PRE_INSTALL_SCRIPT_FILE
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"${CMAKE_CURRENT_SOURCE_DIR}/RPM/rpm_post")
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set(CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE
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"${CMAKE_CURRENT_SOURCE_DIR}/RPM/rpm_postun")
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include (CPack)
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# Generate Doxygen documentation
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find_package(Doxygen)
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if (DOXYGEN_FOUND)
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/docs/rsmi_doxygen.cfg
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${CMAKE_CURRENT_BINARY_DIR}/Doxyfile @ONLY)
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add_custom_target(doc
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${DOXYGEN_EXECUTABLE} ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
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COMMENT "Generating API documentation with Doxygen" VERBATIM)
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else()
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message("Doxygen is not found. Will not generate documents.")
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endif(DOXYGEN_FOUND)
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