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|
#
# Copyright (c) 2021-2022 Ivan Maidanski
##
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
##
cmake_minimum_required(VERSION 3.1)
set(PACKAGE_VERSION 7.7.0)
# Version must match that in AC_INIT of configure.ac and that in README.
# Version must conform to: [0-9]+[.][0-9]+[.][0-9]+
# Info (current:revision:age) for the Libtool versioning system.
# These values should match those in src/Makefile.am.
set(LIBATOMIC_OPS_VER_INFO 2:1:1)
set(LIBATOMIC_OPS_GPL_VER_INFO 2:3:1)
project(libatomic_ops C)
if (POLICY CMP0057)
# Required for CheckLinkerFlag, at least.
cmake_policy(SET CMP0057 NEW)
endif()
include(CheckCCompilerFlag)
include(CheckFunctionExists)
include(CMakePackageConfigHelpers)
include(CTest)
include(GNUInstallDirs)
if (NOT (${CMAKE_VERSION} VERSION_LESS "3.18.0"))
include(CheckLinkerFlag)
endif()
# Customize the build by passing "-D<option_name>=ON|OFF" in the command line.
option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
option(build_tests "Build tests" OFF)
option(enable_assertions "Enable assertion checking" OFF)
option(enable_werror "Treat warnings as errors" OFF)
option(enable_atomic_intrinsics "Use GCC atomic intrinsics" ON)
option(enable_docs "Build and install documentation" ON)
option(enable_gpl "Build atomic_ops_gpl library" ON)
option(install_headers "Install header and pkg-config metadata files" ON)
# Override the default build type to RelWithDebInfo (this instructs cmake to
# pass -O2 -g -DNDEBUG options to the compiler).
if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
set(CMAKE_BUILD_TYPE "RelWithDebInfo" CACHE
STRING "Choose the type of build." FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY
STRINGS "Debug" "Release" "RelWithDebInfo" "MinSizeRel")
endif()
# Convert VER_INFO values to [SO]VERSION ones.
if (BUILD_SHARED_LIBS)
# atomic_ops:
string(REGEX REPLACE "(.+):.+:.+" "\\1" ao_cur ${LIBATOMIC_OPS_VER_INFO})
string(REGEX REPLACE ".+:(.+):.+" "\\1" ao_rev ${LIBATOMIC_OPS_VER_INFO})
string(REGEX REPLACE ".+:.+:(.+)$" "\\1" ao_age ${LIBATOMIC_OPS_VER_INFO})
math(EXPR AO_SOVERSION "${ao_cur} - ${ao_age}")
set(AO_VERSION_PROP "${AO_SOVERSION}.${ao_age}.${ao_rev}")
message(STATUS "AO_VERSION_PROP = ${AO_VERSION_PROP}")
# atomic_ops_gpl:
string(REGEX REPLACE "(.+):.+:.+" "\\1" ao_gpl_cur
${LIBATOMIC_OPS_GPL_VER_INFO})
string(REGEX REPLACE ".+:(.+):.+" "\\1" ao_gpl_rev
${LIBATOMIC_OPS_GPL_VER_INFO})
string(REGEX REPLACE ".+:.+:(.+)$" "\\1" ao_gpl_age
${LIBATOMIC_OPS_GPL_VER_INFO})
math(EXPR AO_GPL_SOVERSION "${ao_gpl_cur} - ${ao_gpl_age}")
set(AO_GPL_VERSION_PROP "${AO_GPL_SOVERSION}.${ao_gpl_age}.${ao_gpl_rev}")
message(STATUS "AO_GPL_VERSION_PROP = ${AO_GPL_VERSION_PROP}")
endif(BUILD_SHARED_LIBS)
# Output all warnings.
if (MSVC)
# All warnings but ignoring "conditional expression is constant" ones.
add_compile_options(/W4 /wd4127)
else()
# TODO: add -[W]pedantic -Wno-long-long
add_compile_options(-Wall -Wextra)
endif()
find_package(Threads REQUIRED)
message(STATUS "Thread library: ${CMAKE_THREAD_LIBS_INIT}")
include_directories(${Threads_INCLUDE_DIR})
set(THREADDLLIBS_LIST ${CMAKE_THREAD_LIBS_INIT})
if (CMAKE_USE_PTHREADS_INIT)
# Required define if using POSIX threads.
add_compile_options(-D_REENTRANT)
else()
# No pthreads library available.
add_compile_options(-DAO_NO_PTHREADS)
endif()
if (enable_assertions)
# In case NDEBUG macro is defined e.g. by cmake -DCMAKE_BUILD_TYPE=Release.
add_compile_options(-UNDEBUG)
else()
# Define to disable assertion checking.
add_compile_options(-DNDEBUG)
endif()
if (NOT enable_atomic_intrinsics)
# Define to avoid GCC atomic intrinsics even if available.
add_compile_options(-DAO_DISABLE_GCC_ATOMICS)
endif()
# AO API symbols export control.
if (BUILD_SHARED_LIBS)
add_compile_options(-DAO_DLL)
endif()
if (enable_werror)
if (MSVC)
add_compile_options(/WX)
else()
add_compile_options(-Werror)
endif()
endif(enable_werror)
# Extra user-defined flags to pass to the C compiler.
if (DEFINED CFLAGS_EXTRA)
separate_arguments(CFLAGS_EXTRA_LIST UNIX_COMMAND "${CFLAGS_EXTRA}")
add_compile_options(${CFLAGS_EXTRA_LIST})
endif()
set(SRC src/atomic_ops.c)
if (CMAKE_C_COMPILER_ID STREQUAL "SunPro")
# SunCC compiler on SunOS (Solaris).
set(SRC ${SRC} src/atomic_ops_sysdeps.S)
endif()
add_library(atomic_ops ${SRC})
target_link_libraries(atomic_ops PRIVATE ${THREADDLLIBS_LIST})
target_include_directories(atomic_ops
PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>"
INTERFACE "$<INSTALL_INTERFACE:include>")
if (enable_gpl)
set(AO_GPL_SRC src/atomic_ops_malloc.c src/atomic_ops_stack.c)
add_library(atomic_ops_gpl ${AO_GPL_SRC})
check_function_exists(mmap HAVE_MMAP)
if (HAVE_MMAP)
target_compile_definitions(atomic_ops_gpl PRIVATE HAVE_MMAP)
endif()
target_link_libraries(atomic_ops_gpl PRIVATE atomic_ops)
target_include_directories(atomic_ops_gpl
PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>"
INTERFACE "$<INSTALL_INTERFACE:include>")
if (BUILD_SHARED_LIBS)
set_property(TARGET atomic_ops_gpl PROPERTY VERSION ${AO_GPL_VERSION_PROP})
set_property(TARGET atomic_ops_gpl PROPERTY SOVERSION ${AO_GPL_SOVERSION})
endif()
install(TARGETS atomic_ops_gpl EXPORT Atomic_opsTargets
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
INCLUDES DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
endif(enable_gpl)
if (BUILD_SHARED_LIBS)
if (${CMAKE_VERSION} VERSION_LESS "3.18.0")
set(WL_NO_UNDEFINED_OPT "-Wl,--no-undefined")
check_c_compiler_flag(${WL_NO_UNDEFINED_OPT} HAVE_FLAG_WL_NO_UNDEFINED)
else()
set(WL_NO_UNDEFINED_OPT "LINKER:--no-undefined")
check_linker_flag(C "${WL_NO_UNDEFINED_OPT}" HAVE_FLAG_WL_NO_UNDEFINED)
endif()
if (HAVE_FLAG_WL_NO_UNDEFINED)
# Declare that the libraries do not refer to external symbols.
if (${CMAKE_VERSION} VERSION_LESS "3.13.0")
target_link_libraries(atomic_ops PRIVATE ${WL_NO_UNDEFINED_OPT})
if (enable_gpl)
target_link_libraries(atomic_ops_gpl PRIVATE ${WL_NO_UNDEFINED_OPT})
endif(enable_gpl)
else()
target_link_options(atomic_ops PRIVATE ${WL_NO_UNDEFINED_OPT})
if (enable_gpl)
target_link_options(atomic_ops_gpl PRIVATE ${WL_NO_UNDEFINED_OPT})
endif(enable_gpl)
endif()
endif(HAVE_FLAG_WL_NO_UNDEFINED)
set_property(TARGET atomic_ops PROPERTY VERSION ${AO_VERSION_PROP})
set_property(TARGET atomic_ops PROPERTY SOVERSION ${AO_SOVERSION})
endif(BUILD_SHARED_LIBS)
install(TARGETS atomic_ops EXPORT Atomic_opsTargets
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
INCLUDES DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
if (install_headers)
install(FILES src/atomic_ops.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
if (enable_gpl)
install(FILES src/atomic_ops_malloc.h
src/atomic_ops_stack.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
endif()
install(FILES src/atomic_ops/ao_version.h
src/atomic_ops/generalize-arithm.h
src/atomic_ops/generalize-small.h
src/atomic_ops/generalize.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops")
install(FILES src/atomic_ops/sysdeps/all_acquire_release_volatile.h
src/atomic_ops/sysdeps/all_aligned_atomic_load_store.h
src/atomic_ops/sysdeps/all_atomic_load_store.h
src/atomic_ops/sysdeps/all_atomic_only_load.h
src/atomic_ops/sysdeps/ao_t_is_int.h
src/atomic_ops/sysdeps/emul_cas.h
src/atomic_ops/sysdeps/generic_pthread.h
src/atomic_ops/sysdeps/ordered.h
src/atomic_ops/sysdeps/ordered_except_wr.h
src/atomic_ops/sysdeps/read_ordered.h
src/atomic_ops/sysdeps/standard_ao_double_t.h
src/atomic_ops/sysdeps/test_and_set_t_is_ao_t.h
src/atomic_ops/sysdeps/test_and_set_t_is_char.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps")
install(FILES src/atomic_ops/sysdeps/armcc/arm_v6.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps/armcc")
install(FILES src/atomic_ops/sysdeps/gcc/aarch64.h
src/atomic_ops/sysdeps/gcc/alpha.h
src/atomic_ops/sysdeps/gcc/arm.h
src/atomic_ops/sysdeps/gcc/avr32.h
src/atomic_ops/sysdeps/gcc/cris.h
src/atomic_ops/sysdeps/gcc/e2k.h
src/atomic_ops/sysdeps/gcc/generic-arithm.h
src/atomic_ops/sysdeps/gcc/generic-small.h
src/atomic_ops/sysdeps/gcc/generic.h
src/atomic_ops/sysdeps/gcc/hexagon.h
src/atomic_ops/sysdeps/gcc/hppa.h
src/atomic_ops/sysdeps/gcc/ia64.h
src/atomic_ops/sysdeps/gcc/m68k.h
src/atomic_ops/sysdeps/gcc/mips.h
src/atomic_ops/sysdeps/gcc/powerpc.h
src/atomic_ops/sysdeps/gcc/riscv.h
src/atomic_ops/sysdeps/gcc/s390.h
src/atomic_ops/sysdeps/gcc/sh.h
src/atomic_ops/sysdeps/gcc/sparc.h
src/atomic_ops/sysdeps/gcc/tile.h
src/atomic_ops/sysdeps/gcc/x86.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps/gcc")
install(FILES src/atomic_ops/sysdeps/hpc/hppa.h
src/atomic_ops/sysdeps/hpc/ia64.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps/hpc")
install(FILES src/atomic_ops/sysdeps/ibmc/powerpc.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps/ibmc")
install(FILES src/atomic_ops/sysdeps/icc/ia64.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps/icc")
install(FILES src/atomic_ops/sysdeps/loadstore/acquire_release_volatile.h
src/atomic_ops/sysdeps/loadstore/atomic_load.h
src/atomic_ops/sysdeps/loadstore/atomic_store.h
src/atomic_ops/sysdeps/loadstore/char_acquire_release_volatile.h
src/atomic_ops/sysdeps/loadstore/char_atomic_load.h
src/atomic_ops/sysdeps/loadstore/char_atomic_store.h
src/atomic_ops/sysdeps/loadstore/double_atomic_load_store.h
src/atomic_ops/sysdeps/loadstore/int_acquire_release_volatile.h
src/atomic_ops/sysdeps/loadstore/int_atomic_load.h
src/atomic_ops/sysdeps/loadstore/int_atomic_store.h
src/atomic_ops/sysdeps/loadstore/ordered_loads_only.h
src/atomic_ops/sysdeps/loadstore/ordered_stores_only.h
src/atomic_ops/sysdeps/loadstore/short_acquire_release_volatile.h
src/atomic_ops/sysdeps/loadstore/short_atomic_load.h
src/atomic_ops/sysdeps/loadstore/short_atomic_store.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps/loadstore")
install(FILES src/atomic_ops/sysdeps/msftc/arm.h
src/atomic_ops/sysdeps/msftc/arm64.h
src/atomic_ops/sysdeps/msftc/common32_defs.h
src/atomic_ops/sysdeps/msftc/x86.h
src/atomic_ops/sysdeps/msftc/x86_64.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps/msftc")
install(FILES src/atomic_ops/sysdeps/sunc/sparc.h
src/atomic_ops/sysdeps/sunc/x86.h
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/atomic_ops/sysdeps/sunc")
# Provide pkg-config metadata.
set(prefix "${CMAKE_INSTALL_PREFIX}")
set(exec_prefix \${prefix})
set(includedir "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
set(libdir "${CMAKE_INSTALL_FULL_LIBDIR}")
string(REPLACE ";" " " THREADDLLIBS "${THREADDLLIBS_LIST}")
# PACKAGE_VERSION is defined above.
configure_file(pkgconfig/atomic_ops.pc.in pkgconfig/atomic_ops.pc @ONLY)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/pkgconfig/atomic_ops.pc"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
# TODO: handle atomic_ops-uninstalled.pc.in
endif(install_headers)
if (build_tests)
add_executable(test_atomic tests/test_atomic.c)
target_link_libraries(test_atomic PRIVATE atomic_ops ${THREADDLLIBS_LIST})
add_test(NAME test_atomic COMMAND test_atomic)
add_executable(test_atomic_generalized tests/test_atomic.c)
target_compile_definitions(test_atomic_generalized
PRIVATE AO_PREFER_GENERALIZED AO_TEST_EMULATION)
target_link_libraries(test_atomic_generalized
PRIVATE atomic_ops ${THREADDLLIBS_LIST})
add_test(NAME test_atomic_generalized COMMAND test_atomic_generalized)
if (CMAKE_USE_PTHREADS_INIT)
add_executable(test_atomic_pthreads tests/test_atomic.c)
target_compile_definitions(test_atomic_pthreads
PRIVATE AO_USE_PTHREAD_DEFS)
target_link_libraries(test_atomic_pthreads
PRIVATE atomic_ops ${THREADDLLIBS_LIST})
add_test(NAME test_atomic_pthreads COMMAND test_atomic_pthreads)
endif()
if (enable_gpl)
add_executable(test_stack tests/test_stack.c)
target_link_libraries(test_stack
PRIVATE atomic_ops atomic_ops_gpl ${THREADDLLIBS_LIST})
add_test(NAME test_stack COMMAND test_stack)
add_executable(test_malloc tests/test_malloc.c)
target_link_libraries(test_malloc
PRIVATE atomic_ops atomic_ops_gpl ${THREADDLLIBS_LIST})
add_test(NAME test_malloc COMMAND test_malloc)
endif()
endif(build_tests)
if (enable_docs)
install(FILES AUTHORS ChangeLog LICENSE README.md
README_details.txt README_win32.txt
DESTINATION "${CMAKE_INSTALL_DOCDIR}")
if (enable_gpl)
install(FILES COPYING README_malloc.txt README_stack.txt
DESTINATION "${CMAKE_INSTALL_DOCDIR}")
endif()
endif(enable_docs)
# CMake config/targets files.
install(EXPORT Atomic_opsTargets FILE Atomic_opsTargets.cmake
NAMESPACE Atomic_ops::
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/atomic_ops")
configure_package_config_file("${CMAKE_CURRENT_SOURCE_DIR}/Config.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/Atomic_opsConfig.cmake"
INSTALL_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/atomic_ops"
NO_SET_AND_CHECK_MACRO)
write_basic_package_version_file(
"${CMAKE_CURRENT_BINARY_DIR}/Atomic_opsConfigVersion.cmake"
VERSION "${PACKAGE_VERSION}" COMPATIBILITY AnyNewerVersion)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/Atomic_opsConfig.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/Atomic_opsConfigVersion.cmake"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/atomic_ops")
export(EXPORT Atomic_opsTargets
FILE "${CMAKE_CURRENT_BINARY_DIR}/Atomic_opsTargets.cmake")
|
