201 lines
11 KiB
Text
201 lines
11 KiB
Text
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#*================================================================================================*#
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#| |#
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#| /$$$$$$$ /$$ /$$ /$$ /$$ |#
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#| | $$__ $$|__/ | $$ /$ | $$| $$ |#
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#| | $$ \ $$ /$$ /$$$$$$ | $$ /$$$| $$| $$$$$$$ /$$$$$$ /$$$$$$ /$$$$$$ |#
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#| | $$$$$$$ | $$ /$$__ $$ | $$/$$ $$ $$| $$__ $$ /$$__ $$ /$$__ $$ /$$__ $$ |#
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#| | $$__ $$| $$| $$ \ $$ | $$$$_ $$$$| $$ \ $$| $$ \ $$| $$ \ $$| $$ \ $$ |#
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#| | $$ \ $$| $$| $$ | $$ | $$$/ \ $$$| $$ | $$| $$ | $$| $$ | $$| $$ | $$ |#
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#| | $$$$$$$/| $$| $$$$$$$ | $$/ \ $$| $$ | $$| $$$$$$/| $$$$$$/| $$$$$$$/ |#
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#| |_______/ |__/ \____ $$ |__/ \__/|__/ |__/ \______/ \______/ | $$____/ |#
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#| /$$ \ $$ | $$ |#
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#| | $$$$$$/ | $$ |#
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#| \______/ |__/ |#
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#| |#
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#| DESCRIPTION: |#
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#| ------------ |#
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#| |#
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#| Defines the global cmake script for the Big Whoop compression algorithm. |#
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#| |#
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#| -------------------------------------------------------------------------------------------- |#
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#| Copyright (c) 2023, High Performance Computing Center - University of Stuttgart |#
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#| |#
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#| Redistribution and use in source and binary forms, with or without modification, are |#
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#| permitted provided that the following conditions are met: |#
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#| |#
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#| (1) Redistributions of source code must retain the above copyright notice, this list of |#
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#| conditions and the following disclaimer. |#
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#| |#
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#| (2) Redistributions in binary form must reproduce the above copyright notice, this list |#
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#| of conditions and the following disclaimer in the documentation and/or other |#
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#| materials provided with the distribution. |#
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#| |#
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#| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS |#
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#| OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |#
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#| MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |#
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#| COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |#
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#| EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |#
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#| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |#
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#| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |#
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#| TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |#
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#| EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |#
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#| |#
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#*================================================================================================*#
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#----------------------------------------------------------#
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# Check if the version requirement for cmake is met. #
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#----------------------------------------------------------#
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cmake_minimum_required(VERSION 3.5.1)
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#----------------------------------------------------------#
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# Set the project name and description. #
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#----------------------------------------------------------#
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project(BWC LANGUAGES C)
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set(PROJECT_DESCRIPTION "Compression algorithm for IEEE 754 datasets")
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#----------------------------------------------------------#
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# Check that the current build is not a in-source build. #
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#----------------------------------------------------------#
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if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR)
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message(FATAL_ERROR "In-source builds are prohibited. Please create a separate build directory")
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endif()
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#----------------------------------------------------------#
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# Save the bwc.c file in a temporary variable and match #
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# the current version number with a regular expression. #
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#----------------------------------------------------------#
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file(READ ${CMAKE_CURRENT_SOURCE_DIR}/src/library/libbwc.c _bwc_c_contents)
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string(REGEX MATCH "V[ \t]+([0-9]+).([0-9]+).([0-9]+)" _ ${ver} ${_bwc_c_contents})
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set(BWC_VERSION_MAJOR ${CMAKE_MATCH_1})
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set(BWC_VERSION_MINOR ${CMAKE_MATCH_2})
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set(BWC_VERSION_PATCH ${CMAKE_MATCH_3})
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set(BWC_VERSION "${BWC_VERSION_MAJOR}.${BWC_VERSION_MINOR}.${BWC_VERSION_PATCH}")
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#----------------------------------------------------------#
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# Setup a user-specified option used to control the sample #
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# precision during compression. The standard option is #
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# set to double precision. #
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#----------------------------------------------------------#
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set(PREC "Double" CACHE STRING "User-specified option used to control\
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the precision during compression")
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#----------------------------------------------------------#
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# Inlude the GNU standard installation directories module #
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# to set up the output directories. #
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#----------------------------------------------------------#
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include(GNUInstallDirs)
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#----------------------------------------------------------#
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# Set up the output directories for the Big Whoop library #
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# and utility binaries. #
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#----------------------------------------------------------#
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list(INSERT CMAKE_MODULE_PATH 0 "${BWC_SOURCE_DIR}/cmake")
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if(${TOOL})
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if(NOT CMAKE_RUNTIME_OUTPUT_DIRECTORY)
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${BWC_SOURCE_DIR}/${CMAKE_INSTALL_BINDIR})
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endif()
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endif()
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if(NOT CMAKE_LIBRARY_OUTPUT_DIRECTORY)
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${BWC_SOURCE_DIR}/${CMAKE_INSTALL_LIBDIR})
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endif()
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if(NOT CMAKE_ARCHIVE_OUTPUT_DIRECTORY)
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${BWC_SOURCE_DIR}/${CMAKE_INSTALL_LIBDIR})
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endif()
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#----------------------------------------------------------#
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# Set the target installation directory of the config-file #
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# packaging configuration files. #
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#----------------------------------------------------------#
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set(CMAKE_INSTALL_CMAKEDIR ${CMAKE_INSTALL_LIBDIR}/cmake/bwc
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CACHE PATH "Installation directory for config-file package cmake files")
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#----------------------------------------------------------#
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# Suggest the C standard (C99) used by the compiler. #
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#----------------------------------------------------------#
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if(NOT CMAKE_C_STANDARD)
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set(CMAKE_C_STANDARD 11)
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endif()
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message(STATUS "Compiling with C standard: ${CMAKE_C_STANDARD}")
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#----------------------------------------------------------#
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# Suggest the C++ standard (CXX98) used by the compiler. #
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#----------------------------------------------------------#
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# Suggest C++98
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if(NOT CMAKE_CXX_STANDARD)
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set(CMAKE_CXX_STANDARD 11)
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endif()
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message(STATUS "Compiling with C++ standard: ${CMAKE_CXX_STANDARD}")
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#----------------------------------------------------------#
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# Check if the OpenMP package is available for the current #
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# setup and set the appropriate C/C++ flags. #
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#----------------------------------------------------------#
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if("${CMAKE_BUILD_TYPE}" STREQUAL "Release")
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find_package(OpenMP)
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if (OPENMP_FOUND)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
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set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${OpenMP_EXE_LINKER_FLAGS}")
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endif()
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endif()
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#----------------------------------------------------------#
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# Add all necessary compiler warnings for debugging. #
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#----------------------------------------------------------#
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if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
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endif()
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#----------------------------------------------------------#
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# Include the CMake dependent option macro. #
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#----------------------------------------------------------#
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include(CMakeDependentOption)
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#----------------------------------------------------------#
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# Set the -fPIC compile option for static libraries. #
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#----------------------------------------------------------#
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get_property(SHARED_LIBS_SUPPORTED GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS)
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cmake_dependent_option(BUILD_SHARED_LIBS
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"Whether or not to build shared libraries" ON
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"SHARED_LIBS_SUPPORTED" OFF)
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if(SHARED_LIBS_SUPPORTED)
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cmake_dependent_option(BWC_ENABLE_PIC
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"Build with Position Independent Code" ON
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"NOT BUILD_SHARED_LIBS" ON)
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endif()
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if(BWC_ENABLE_PIC)
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set(CMAKE_POSITION_INDEPENDENT_CODE ON)
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endif()
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#----------------------------------------------------------#
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# Add the project source code. #
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#----------------------------------------------------------#
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add_subdirectory(src/library)
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#----------------------------------------------------------#
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# Add the utilities source code if requested. #
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#----------------------------------------------------------#
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if(${TOOL})
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add_subdirectory(src/tools)
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endif()
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#----------------------------------------------------------#
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# Config-file packaging #
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#----------------------------------------------------------#
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export(TARGETS bwclib NAMESPACE bwc:: FILE "bwc-targets.cmake")
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configure_file(${PROJECT_SOURCE_DIR}/bwc-config.cmake.in
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"${PROJECT_BINARY_DIR}/bwc-config.cmake" @ONLY)
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configure_file(${PROJECT_SOURCE_DIR}/bwc-config-version.cmake.in
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"${PROJECT_BINARY_DIR}/bwc-config-version.cmake" @ONLY)
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install( FILES "${PROJECT_BINARY_DIR}/bwc-config.cmake"
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"${PROJECT_BINARY_DIR}/bwc-config-version.cmake"
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DESTINATION ${CMAKE_INSTALL_CMAKEDIR})
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install( EXPORT bwc-targets
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NAMESPACE bwc::
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DESTINATION ${CMAKE_INSTALL_CMAKEDIR})
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