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############################################################################
# CMakeLists.txt
#
# Base CMake file for building stxxl with different options.
#
# Part of the STXXL. See http://stxxl.sourceforge.net
#
# Copyright (C) 2013-2014 Timo Bingmann <tb@panthema.net>
#
# Distributed under the Boost Software License, Version 1.0.
# (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)
############################################################################
set(CMAKE_LEGACY_CYGWIN_WIN32 0) # needed to silence warning on cygwin
# require cmake 2.6.2 (but please use 2.8.x)
cmake_minimum_required(VERSION 2.6.2 FATAL_ERROR)
# the STXXL project
project(stxxl)
# for additional cmake scripts
set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/misc/cmake)
# prohibit in-source builds
if("${PROJECT_SOURCE_DIR}" STREQUAL "${PROJECT_BINARY_DIR}")
message(FATAL_ERROR "In-source builds are not allowed, use a separate build directory.")
endif()
# default to Debug building for single-config generators
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
message("Defaulting CMAKE_BUILD_TYPE to Debug")
set(CMAKE_BUILD_TYPE "Debug")
endif()
# STXXL version string
set(STXXL_VERSION_MAJOR "1")
set(STXXL_VERSION_MINOR "4")
set(STXXL_VERSION_PATCH "99")
set(STXXL_VERSION_STRING "${STXXL_VERSION_MAJOR}.${STXXL_VERSION_MINOR}.${STXXL_VERSION_PATCH}")
set(STXXL_VERSION_PHASE "prerelease/${CMAKE_BUILD_TYPE}")
# read git directory (if it exists) and find git sha
if(EXISTS ${PROJECT_SOURCE_DIR}/.git)
find_package(Git)
if(GIT_FOUND)
execute_process(COMMAND ${GIT_EXECUTABLE} describe HEAD
WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
OUTPUT_VARIABLE "STXXL_VERSION_GIT_REFSPEC"
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse HEAD
WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
OUTPUT_VARIABLE "STXXL_VERSION_GIT_SHA1"
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
message(STATUS "Detected git refspec ${STXXL_VERSION_GIT_REFSPEC} sha ${STXXL_VERSION_GIT_SHA1}")
endif()
endif()
###############################################################################
# compilation options
# please document all build options in doc/install.doc:install_build_options
option(BUILD_EXAMPLES "Build all stxxl examples" OFF)
option(BUILD_TESTS "Build all stxxl test programs" OFF)
if(BUILD_TESTS)
set(BUILD_EXAMPLES ON)
endif()
option(BUILD_EXTRAS "Build all extra stxxl tests and tool programs" OFF)
if(MSVC_VERSION LESS 1700)
# require boost for Visual C++ versions older than VC11 = MSVS 2012
set(USE_BOOST ON)
else()
option(USE_BOOST "Use Boost libraries for threads,config,filesystem,random and date_time" OFF)
endif()
option(USE_OPENMP "Use OpenMP for multi-core parallelism" ON)
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
option(USE_GNU_PARALLEL "Use GNU parallel extensions for multi-core parallelism" ON)
# GNU parallel mode but NOT OpenMP is impossible.
if(USE_GNU_PARALLEL AND NOT USE_OPENMP)
set(USE_GNU_PARALLEL OFF)
endif()
endif()
option(TRY_COMPILE_HEADERS "Test stxxl header files for self-sufficiency: try to compile them." OFF)
if(NOT MSVC)
option(USE_STD_THREADS "Force usage of C++ standard library thread support." OFF)
endif()
option(NO_CXX11 "Build without C++11 flags" OFF)
option(USE_VALGRIND "Run tests with valgrind, pre-initialize some memory buffers." OFF)
option(USE_MALLOC_COUNT "Compile all programs with included malloc_count heap profiler." OFF)
option(USE_GCOV "Compile and run tests with gcov for coverage analysis." OFF)
option(STXXL_DEBUG_ASSERTIONS "Enable more costly assertions for internal debugging." OFF)
if(STXXL_DEBUG_ASSERTIONS)
set(STXXL_DEBUG_ASSERTIONS "1") # change from ON/OFF to 1/0
endif()
# see tools/benchmarks about older TPIE benchmarks.
option(USE_TPIE "Try to compile extra benchmarks from the 2007 S&PE paper with an old TPIE version." OFF)
### building shared and/or static libraries
# by default we currently only build a static library, since we do not aim to
# keep a stable binary interface.
option(BUILD_STATIC_LIBS "Build static library version of libstxxl" ON)
option(BUILD_SHARED_LIBS "Build shared library version of libstxxl" OFF)
### allow user to specify other installation paths
set(INSTALL_BIN_DIR "bin" CACHE PATH "Installation directory for executables")
set(INSTALL_LIB_DIR "lib" CACHE PATH "Installation directory for libraries")
set(INSTALL_INCLUDE_DIR "include" CACHE PATH "Installation directory for header files")
set(INSTALL_PKGCONFIG_DIR "lib/pkgconfig" CACHE PATH "Installation directory for pkg-config file")
if(WIN32 AND NOT CYGWIN)
set(DEF_INSTALL_CMAKE_DIR "CMake")
else()
set(DEF_INSTALL_CMAKE_DIR "lib/cmake/stxxl")
endif()
set(INSTALL_CMAKE_DIR "${DEF_INSTALL_CMAKE_DIR}" CACHE PATH "Installation directory for cmake files")
###############################################################################
# enable use of "make test"
enable_testing()
include(CTest)
set(CTEST_PROJECT_NAME "STXXL")
if(USE_VALGRIND)
set(STXXL_WITH_VALGRIND 1)
set(VALGRIND_OPTS --leak-check=full --error-exitcode=1 --suppressions=${PROJECT_SOURCE_DIR}/misc/valgrind.supp)
endif()
###############################################################################
# enable use of "make package"
# general package settings
set(CPACK_PACKAGE_VENDOR "STXXL Maintainer Team")
set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Library of external memory algorithms")
set(CPACK_PACKAGE_DESCRIPTION_FILE "${CMAKE_CURRENT_SOURCE_DIR}/README")
set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE_1_0.txt")
set(CPACK_PACKAGE_VERSION_MAJOR "${STXXL_VERSION_MAJOR}")
set(CPACK_PACKAGE_VERSION_MINOR "${STXXL_VERSION_MINOR}")
set(CPACK_PACKAGE_VERSION_PATCH "${STXXL_VERSION_PATCH}")
# source packaging
set(CPACK_SOURCE_GENERATOR "TGZ")
set(CPACK_SOURCE_PACKAGE_FILE_NAME "${CMAKE_PROJECT_NAME}-${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}")
set(CPACK_SOURCE_IGNORE_FILES "/\\\\..*$;/build;${CPACK_SOURCE_IGNORE_FILES}")
# binary packaging
set(CPACK_GENERATOR "TGZ")
include(CPack)
###############################################################################
# check platform
if(WIN32 OR WIN64 OR MINGW)
set(STXXL_WINDOWS "1")
endif()
if(MSVC)
set(STXXL_MSVC ${MSVC_VERSION})
endif()
###############################################################################
# enable warnings
if(MSVC)
# Force to always compile with W4
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
endif()
### disable verbose warnings:
# warning C4127: conditional expression is constant
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4127")
# warning C4290: C++ exception specification ignored except to indicate a function is not __declspec(nothrow)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4290")
# warning C4250: '...' : inherits '...' via dominance
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4250")
# warning C4512: assignment operator could not be generated (contains const members)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4512")
# warning C4355: 'this' : used in base member initializer list
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4355")
# disable lots of warnings about "unsecure" C runtime function
add_definitions(-D_CRT_SECURE_NO_WARNINGS)
# disable lots of warnings about deprecated POSIX function names
add_definitions(-D_CRT_NONSTDC_NO_DEPRECATE)
# disable lots of warnings about "unsecure" STL functions
add_definitions(-D_SCL_SECURE_NO_WARNINGS)
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -W -Wall -pedantic -Wno-long-long")
# detect -Wextra
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag(-Wextra CXX_HAS_FLAGS_WEXTRA)
if(CXX_HAS_FLAGS_WEXTRA)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wextra")
endif()
endif()
###############################################################################
# enable C++11 and more compiler features
# more template depth for some tests and compilers
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag(-ftemplate-depth=1024 CXX_HAS_TEMPLATE_DEPTH)
if(CXX_HAS_TEMPLATE_DEPTH)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ftemplate-depth=1024")
endif()
# enable C++11
if(MSVC)
# MSVC 11 or greater has C++11 automatically enabled
elseif(CYGWIN)
# C++11 is very restrictive on Cygwin
elseif(NOT NO_CXX11)
# try -std= flags to enable C++11
check_cxx_compiler_flag(-std=c++11 CXX_HAS_STD_CXX11)
if(CXX_HAS_STD_CXX11)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
else()
check_cxx_compiler_flag(-std=c++0x CXX_HAS_STD_CXX0X)
if(CXX_HAS_STD_CXX0X)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
endif()
endif()
# on MacOSX with clang we need to use libc++ for C++11 headers
if(APPLE)
if (CMAKE_CXX_COMPILER MATCHES ".*clang[+][+]"
OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
check_cxx_compiler_flag(-stdlib=libc++ CXX_HAS_STDLIB_LIBCXX)
if(CXX_HAS_STDLIB_LIBCXX)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
else()
message(SEND_ERROR "Compilation on MacOSX with clang requires libc++.")
endif()
endif()
endif(APPLE)
endif()
# check C++ compiler for C++11 features
include(CheckCXXSourceCompiles)
check_cxx_source_compiles(
"#include <vector>
int main() { std::vector<int> v(42); for (auto i : v) { ++i; } return 0; }"
STXXL_HAVE_CXX11_RANGE_FOR_LOOP)
###############################################################################
# enable gcov coverage analysis with gcc
if(USE_GCOV)
# find programs
find_program(GENHTML genhtml)
find_program(LCOV lcov)
if(NOT LCOV OR NOT GENHTML)
message(SEND_ERROR "Coverage analysis requires lcov and genhtml programs.")
endif()
# add coverage anaylsis compile and link flags
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fprofile-arcs -ftest-coverage")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fprofile-arcs -ftest-coverage")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -lgcov")
# add cached variable containing parameters for lcov/genhtml
set(LCOV_FLAGS "" CACHE STRING "parameters for lcov")
set(GENHTML_FLAGS --legend --no-branch-coverage
CACHE STRING "parameters for genhtml")
# custom target to run before tests
add_custom_target(lcov-reset
COMMAND ${LCOV} -q --directory ${CMAKE_BINARY_DIR} --zerocounters
COMMENT "Resetting code coverage counters")
# custom lcov target to run tests
add_custom_target(lcov-runtests
COMMAND ${CMAKE_CTEST_COMMAND} \${ARGS}
DEPENDS ${ALL_TESTS} lcov-reset
COMMENT "Running all unit tests")
# get git version description
execute_process(COMMAND git describe --tags
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
OUTPUT_VARIABLE GITDESC
OUTPUT_STRIP_TRAILING_WHITESPACE)
# command sequence to gather, clean and generate HTML coverage report
add_custom_target(lcov-html
COMMAND ${LCOV} -q --directory . --capture --output-file lcov.info
COMMAND ${LCOV} -q --remove lcov.info '/usr/*' ${LCOV_FLAGS} --output-file lcov-clean.info
COMMAND ${GENHTML} -q -o coverage --title "STXXL ${GITDESC}" --prefix ${PROJECT_SOURCE_DIR} ${GENHTML_FLAGS} lcov-clean.info
COMMENT "Capturing code coverage counters and create HTML coverage report"
WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
# top-level target to run tests and generate coverage report
add_custom_target(test-coverage
COMMENT "Generate HTML coverage report "
DEPENDS lcov-runtests lcov-html)
endif(USE_GCOV)
###############################################################################
# find thread and random library
# for testing for c++ system include files
include(CheckIncludeFileCXX)
check_include_file_cxx(pthread.h HAVE_PTHREAD_H)
if(MINGW AND NOT HAVE_PTHREAD_H)
set(USE_STD_THREADS ON)
endif()
if(MSVC OR USE_STD_THREADS)
# check for std::mutex and std::threads avalability
check_cxx_source_compiles(
"#include <mutex>
int main() { std::mutex mutex; mutex.lock(); return 0; }"
HAVE_STD_MUTEX)
check_cxx_source_compiles(
"#include <thread>
int main() { std::thread t; return 0; }"
HAVE_STD_THREAD)
if(HAVE_STD_THREAD AND HAVE_STD_MUTEX)
set(STXXL_STD_THREADS "1")
else()
set(USE_BOOST ON)
message("No std::thread and std::mutex found, trying to use Boost classes instead")
endif()
# using <thread> also requires -pthread on gcc
if(CMAKE_COMPILER_IS_GNUCXX)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
endif()
# also check for <random>
check_include_file_cxx(random STXXL_STD_RANDOM)
else()
find_package(Threads REQUIRED)
set(STXXL_POSIX_THREADS "1")
endif()
###############################################################################
# determine large file support
# note: these flags need not be exported, all file operations must be
# encapsulated within the library!
include(TestLargeFiles)
test_large_files(HAVE_LARGEFILES)
if(HAVE_LARGEFILES)
add_definitions(-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES)
else()
message(FATAL_ERROR "Large file support was not detectable.")
endif()
###############################################################################
# check for O_DIRECT flag
if(CYGWIN)
#-tb O_DIRECT messes up cygwin
set(STXXL_DIRECT_IO_OFF 1)
elseif(MSVC OR MINGW)
# have FILE_FLAG_NO_BUFFERING on Windows
set(STXXL_DIRECT_IO_OFF 0)
elseif(APPLE)
# we do not have to test anything, all is well.
set(STXXL_DIRECT_IO_OFF 0)
else()
include(CheckCXXSourceCompiles)
check_cxx_source_compiles("
#include <unistd.h>
#include <fcntl.h>
int main() { return ((int)O_DIRECT) != 0; }
" STXXL_HAVE_O_DIRECT)
if(STXXL_HAVE_O_DIRECT)
set(STXXL_DIRECT_IO_OFF 0)
else()
set(STXXL_DIRECT_IO_OFF 1)
endif()
endif()
if(STXXL_DIRECT_IO_OFF)
message(WARNING
"The open() flag O_DIRECT was disabled!\n"
"This means that STXXL cannot bypass the system cache on your system, which may degrade performance.")
endif()
###############################################################################
# check for mmap() function in sys/mman.h
include(CheckSymbolExists)
check_symbol_exists(mmap "sys/mman.h" STXXL_HAVE_MMAP_FILE)
###############################################################################
# check for Linux aio syscalls
include(CheckCXXSourceCompiles)
check_cxx_source_compiles(
"#include <unistd.h>
#include <sys/syscall.h>
#include <linux/aio_abi.h>
int main() {
aio_context_t context;
long r = syscall(SYS_io_setup, 5, &context);
return (r == 0) ? 0 : -1;
}"
STXXL_HAVE_LINUXAIO_FILE)
###############################################################################
# check for an atomic add-and-fetch intrinsic for counting_ptr
include(CheckCXXSourceCompiles)
check_cxx_source_compiles(
"int main() { int x; __sync_add_and_fetch(&x, +1); return 0; }"
STXXL_HAVE_SYNC_ADD_AND_FETCH)
###############################################################################
# optional Boost libraries
if(USE_BOOST)
set(Boost_USE_MULTITHREADED ON)
if(WIN32)
set(Boost_USE_STATIC_LIBS ON)
endif()
# first try to find the version
find_package(Boost 1.34.1 REQUIRED)
if(Boost_VERSION GREATER 104699)
#-tb Boost >= 1.47.0 found, we must also link with libboost_chrono for MSVC to work.
find_package(Boost 1.47.0 REQUIRED COMPONENTS thread date_time chrono iostreams system filesystem)
elseif(Boost_VERSION GREATER 103499)
#-tb Boost >= 1.35.0 found, we must also link with libboost_system for MSVC to work.
find_package(Boost 1.35.0 REQUIRED COMPONENTS thread date_time iostreams system filesystem)
else()
find_package(Boost 1.34.1 REQUIRED COMPONENTS thread date_time iostreams filesystem)
endif()
# force caching of variables to display them to the user
set(BOOST_ROOT "${BOOST_ROOT}" CACHE PATH "Boost installation root." FORCE)
if(Boost_FOUND)
# globally add boost include directories
include_directories(${Boost_INCLUDE_DIRS})
# set defines in <stxxl/bits/config.h>
set(STXXL_BOOST_CONFIG "1")
set(STXXL_BOOST_FILESYSTEM "1")
set(STXXL_BOOST_RANDOM "1")
set(STXXL_BOOST_THREADS "1")
set(STXXL_BOOST_TIMESTAMP "1")
elseif(MSVC_VERSION LESS 1700)
message(FATAL_ERROR "Boost libraries are required for MSVC < 2012.")
else()
message(FATAL_ERROR "Boost libraries not found. Try compilation without them.")
endif()
endif(USE_BOOST)
###############################################################################
# optional OpenMP parallelization
if(USE_GNU_PARALLEL AND NOT USE_OPENMP)
message(FATAL_ERROR "Configuration selects GNU parallel mode but not OpenMP."
"This is impossible.")
endif()
if(USE_OPENMP OR USE_GNU_PARALLEL)
include(FindOpenMP)
if(NOT OPENMP_FOUND)
message(STATUS "OpenMP not found. Continuing without parallel algorithm support.")
else()
set(STXXL_PARALLEL 1)
message(STATUS "OpenMP found, enabling built-in parallel algorithms.")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${OpenMP_EXE_LINKER_FLAGS}")
endif()
else()
message(STATUS "OpenMP disabled in STXXL (no parallelism is used).")
set(STXXL_PARALLEL 0)
endif(USE_OPENMP OR USE_GNU_PARALLEL)
###############################################################################
# optional GNU parallel STL mode
if(USE_GNU_PARALLEL)
if(NOT OPENMP_FOUND)
message(FATAL_ERROR "OpenMP not found. Try compilation without GNU parallel mode.")
else()
check_include_file_cxx(parallel/algorithm HAVE_PARALLEL_ALGORITHM_H)
if(NOT HAVE_PARALLEL_ALGORITHM_H)
message(FATAL_ERROR "GNU parallel mode header not found. Try compilation without parallel mode.")
else()
set(STXXL_WITH_GNU_PARALLEL 1)
endif()
endif()
endif(USE_GNU_PARALLEL)
###############################################################################
# check if one thread and random library is available
if(STXXL_STD_THREADS)
message(STATUS "Using std::thread and other C++11 library functions.")
set(STXXL_BOOST_THREADS 0)
set(STXXL_POSIX_THREADS 0)
elseif(STXXL_BOOST_THREADS)
message(STATUS "Using boost::thread library functions.")
set(STXXL_STD_THREADS 0)
set(STXXL_POSIX_THREADS 0)
elseif(STXXL_POSIX_THREADS)
message(STATUS "Using POSIX pthread library functions.")
set(STXXL_STD_THREADS 0)
set(STXXL_BOOST_THREADS 0)
else()
message(SEND_ERROR "Could not detect a thread library. Check the compilation documentation.")
endif()
###############################################################################
# test for additional includes and features used by some stxxl_tool components
include(CheckSymbolExists)
check_symbol_exists(mallinfo "malloc.h" STXXL_HAVE_MALLINFO_PROTO)
check_symbol_exists(mlock "sys/mman.h" STXXL_HAVE_MLOCK_PROTO)
if(USE_MALLOC_COUNT)
# malloc_count requires the linux dl (dynamic linker) library
find_library(DL_LIBRARIES NAMES dl)
set(STXXL_EXTRA_LIBRARIES ${STXXL_EXTRA_LIBRARIES} ${DL_LIBRARIES})
endif()
###############################################################################
# configure environment for building
# create config.h with define switches _inside binary dir_!
configure_file(${PROJECT_SOURCE_DIR}/include/stxxl/bits/config.h.in ${PROJECT_BINARY_DIR}/include/stxxl/bits/config.h)
# CXX_FLAGS required for compilation
set(STXXL_CXX_FLAGS ${OpenMP_CXX_FLAGS})
# globally adds top-level include directories
set(STXXL_INCLUDE_DIRS ${PROJECT_SOURCE_DIR}/include/ ${PROJECT_BINARY_DIR}/include/)
include_directories(${STXXL_INCLUDE_DIRS})
# for targets using stxxl library
set(STXXL_EXTRA_LIBRARIES ${STXXL_EXTRA_LIBRARIES} ${Boost_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
set(STXXL_LIBRARIES stxxl ${STXXL_EXTRA_LIBRARIES})
# export STXXL_INCLUDE_DIRS and STXXL_LIBRARIES to global CACHE
set(STXXL_CXX_FLAGS "${STXXL_CXX_FLAGS}" CACHE STRING "Compiler flags for STXXL")
set(STXXL_INCLUDE_DIRS "${STXXL_INCLUDE_DIRS}" CACHE STRING "Include paths for STXXL")
set(STXXL_LIBRARIES "${STXXL_LIBRARIES}" CACHE STRING "Libraries to link for STXXL")
# build libstxxl in /lib
add_subdirectory(lib)
###############################################################################
# macros for building stxxl programs and tests
# macro for building stxxl programs
macro(stxxl_build_tool PROGNAME)
add_executable(${PROGNAME} ${PROGNAME}.cpp ${ARGN})
target_link_libraries(${PROGNAME} ${STXXL_LIBRARIES})
endmacro(stxxl_build_tool)
# macro for building stxxl examples
macro(stxxl_build_example TESTNAME)
if(BUILD_EXAMPLES)
stxxl_build_tool(${TESTNAME} ${ARGN})
endif(BUILD_EXAMPLES)
endmacro(stxxl_build_example)
# macro for building stxxl tests
macro(stxxl_build_test TESTNAME)
if(BUILD_TESTS)
stxxl_build_tool(${TESTNAME} ${ARGN})
endif(BUILD_TESTS)
endmacro(stxxl_build_test)
# macro for registering stxxl tests
macro(stxxl_test TESTNAME)
if(BUILD_TESTS)
set(TESTFULLNAME ${TESTNAME} ${ARGN})
string(REPLACE ";" "_" TESTFULLNAME "${TESTFULLNAME}") # stringify list
if(USE_VALGRIND)
# prepend valgrind call
add_test(${TESTFULLNAME} /usr/bin/valgrind ${VALGRIND_OPTS} ./${TESTNAME} ${ARGN})
set_tests_properties(${TESTFULLNAME} PROPERTIES TIMEOUT 7200)
else()
add_test(${TESTFULLNAME} ${TESTNAME} ${ARGN})
set_tests_properties(${TESTFULLNAME} PROPERTIES TIMEOUT 3600)
endif()
endif(BUILD_TESTS)
endmacro(stxxl_test)
# macro for building stxxl extra program
macro(stxxl_build_extra_tool)
if(BUILD_EXTRAS)
stxxl_build_tool(${ARGN})
endif(BUILD_EXTRAS)
endmacro(stxxl_build_extra_tool)
# macro for registering extra stxxl tests
macro(stxxl_extra_test)
if(BUILD_EXTRAS)
stxxl_test(${ARGN})
endif(BUILD_EXTRAS)
endmacro(stxxl_extra_test)
# macro for setting additional defines for targets
macro(add_define PROGNAME)
if(TARGET ${PROGNAME})
set_property(TARGET ${PROGNAME} APPEND PROPERTY COMPILE_DEFINITIONS ${ARGN})
else()
if(BUILD_TESTS)
message("Ignoring add_define(${PROGNAME} ${ARGN}) for unknown target ${PROGNAME}")
endif(BUILD_TESTS)
endif()
endmacro(add_define TESTNAME)
###############################################################################
# cmake script TRY_COMPILE all stxxl header files
if(TRY_COMPILE_HEADERS)
include(CheckCXXSourceCompiles)
set(CMAKE_REQUIRED_INCLUDES ${STXXL_INCLUDE_DIRS} ${Boost_INCLUDE_DIRS})
set(CMAKE_REQUIRED_LIBRARIES ${Boost_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
file(GLOB_RECURSE header_files FOLLOW_SYMLINKS "include/*")
list(REMOVE_ITEM header_files "${PROJECT_SOURCE_DIR}/include/stxxl/bits/config.h.in")
list(SORT header_files)
foreach(file ${header_files})
string(REPLACE "/" "_" compilename "${file}") # replace / to _ to fix warnings
string(REPLACE "." "_" compilename "${compilename}")
check_cxx_source_compiles(
"#include \"${file}\"
int main() { return 0; }" IsSelfContained${compilename})
if(NOT IsSelfContained${compilename})
message(SEND_ERROR "Compilation FAILED for ${file}\n\nCompiler output:\n${OUTPUT}")
endif()
endforeach()
endif(TRY_COMPILE_HEADERS)
###############################################################################
# figure out STXXL_TMPDIR for tests
if(BUILD_TESTS)
if(DEFINED ENV{STXXL_TMPDIR})
set(STXXL_TMPDIR "$ENV{STXXL_TMPDIR}")
elseif(NOT DEFINED STXXL_TMPDIR)
set(STXXL_TMPDIR ".")
endif()
message(STATUS "Using STXXL_TMPDIR ${STXXL_TMPDIR} for tests")
endif(BUILD_TESTS)
###############################################################################
# install header files
install(FILES include/stxxl.h DESTINATION ${INSTALL_INCLUDE_DIR})
install(DIRECTORY include/stxxl DESTINATION ${INSTALL_INCLUDE_DIR})
# also copy the config file with build options!
install(FILES ${PROJECT_BINARY_DIR}/include/stxxl/bits/config.h
DESTINATION ${INSTALL_INCLUDE_DIR}/stxxl/bits/)
###############################################################################
# prepare pkg-config file
configure_file(misc/cmake/stxxl.pc
"${PROJECT_BINARY_DIR}/${STXXL_LIBNAME}.pc" @ONLY)
# copy the stxxl.pc file into lib/pkgconfig
if(INSTALL_PKGCONFIG_DIR)
install(FILES ${PROJECT_BINARY_DIR}/${STXXL_LIBNAME}.pc
DESTINATION ${INSTALL_PKGCONFIG_DIR})
endif()
###############################################################################
# export targets to cmake project config file
if(${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION} GREATER 2.6)
# register package for use from the global CMake-registry
export(PACKAGE stxxl)
endif()
# add stxxl library targets to the build tree export set
export(TARGETS ${STXXL_EXPORTED_LIBS} FILE "${PROJECT_BINARY_DIR}/stxxl-targets.cmake")
# calculate absolute install paths
foreach(dir LIB BIN INCLUDE CMAKE)
set(ABS_INSTALL_${dir}_DIR "${INSTALL_${dir}_DIR}")
if(NOT IS_ABSOLUTE "${ABS_INSTALL_${dir}_DIR}")
set(ABS_INSTALL_${dir}_DIR "${CMAKE_INSTALL_PREFIX}/${ABS_INSTALL_${dir}_DIR}")
endif()
endforeach()
# calculate final installed include path relative to cmake install path
file(RELATIVE_PATH REL_INCLUDE_DIR "${ABS_INSTALL_CMAKE_DIR}" "${ABS_INSTALL_INCLUDE_DIR}")
# create common stxxl-config.cmake file
configure_file(misc/cmake/stxxl-version.cmake.in
"${PROJECT_BINARY_DIR}/stxxl-version.cmake" @ONLY)
# create stxxl-version.cmake file for the build tree
set(CONF_INCLUDE_DIRS "${STXXL_INCLUDE_DIRS}")
configure_file(misc/cmake/stxxl-config.cmake.in
"${PROJECT_BINARY_DIR}/stxxl-config.cmake" @ONLY)
# create stxxl-version.cmake file for the install tree
set(CONF_INCLUDE_DIRS "\${STXXL_CMAKE_DIR}/${REL_INCLUDE_DIR}")
configure_file(misc/cmake/stxxl-config.cmake.in
"${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/stxxl-config.cmake" @ONLY)
# install the stxxl-config.cmake and stxxl-version.cmake
install(FILES
"${PROJECT_BINARY_DIR}/stxxl-version.cmake"
"${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/stxxl-config.cmake"
DESTINATION "${INSTALL_CMAKE_DIR}")
# Install the export set for use with the install-tree
install(EXPORT stxxl-targets DESTINATION "${INSTALL_CMAKE_DIR}")
###############################################################################
# build tests and tools
add_subdirectory(tools)
add_subdirectory(examples)
add_subdirectory(tests)
add_subdirectory(local)