mimalloc/CMakeLists.txt

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cmake_minimum_required(VERSION 3.0)
project(libmimalloc C CXX)
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set(CMAKE_C_STANDARD 11)
set(CMAKE_CXX_STANDARD 17)
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option(MI_SECURE "Use full security mitigations (like guard pages, allocation randomization, double-free mitigation, and free-list corruption detection)" OFF)
option(MI_DEBUG_FULL "Use full internal heap invariant checking in DEBUG mode (expensive)" OFF)
option(MI_PADDING "Enable padding to detect heap block overflow (used only in DEBUG mode)" ON)
option(MI_OVERRIDE "Override the standard malloc interface (e.g. define entry points for malloc() etc)" ON)
option(MI_XMALLOC "Enable abort() call on memory allocation failure by default" OFF)
option(MI_SHOW_ERRORS "Show error and warning messages by default (only enabled by default in DEBUG mode)" OFF)
option(MI_USE_CXX "Use the C++ compiler to compile the library (instead of the C compiler)" OFF)
option(MI_SEE_ASM "Generate assembly files" OFF)
option(MI_OSX_INTERPOSE "Use interpose to override standard malloc on macOS" ON)
option(MI_OSX_ZONE "Use malloc zone to override standard malloc on macOS" ON)
option(MI_LOCAL_DYNAMIC_TLS "Use slightly slower, dlopen-compatible TLS mechanism (Unix)" OFF)
option(MI_BUILD_SHARED "Build shared library" ON)
option(MI_BUILD_STATIC "Build static library" ON)
option(MI_BUILD_OBJECT "Build object library" ON)
option(MI_BUILD_TESTS "Build test executables" ON)
option(MI_DEBUG_TSAN "Build with thread sanitizer (needs clang)" OFF)
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option(MI_DEBUG_UBSAN "Build with undefined-behavior sanitizer (needs clang++)" OFF)
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# deprecated options
option(MI_CHECK_FULL "Use full internal invariant checking in DEBUG mode (deprecated, use MI_DEBUG_FULL instead)" OFF)
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option(MI_INSTALL_TOPLEVEL "Install directly into $CMAKE_INSTALL_PREFIX instead of PREFIX/lib/mimalloc-version (deprecated)" OFF)
option(MI_USE_LIBATOMIC "Explicitly link with -latomic (on older systems) (deprecated and detected automatically)" OFF)
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include(GNUInstallDirs)
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include("cmake/mimalloc-config-version.cmake")
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set(mi_sources
src/stats.c
src/random.c
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src/os.c
src/bitmap.c
src/arena.c
src/segment-cache.c
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src/segment.c
src/page.c
src/alloc.c
src/alloc-aligned.c
src/alloc-posix.c
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src/heap.c
src/options.c
src/init.c)
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# -----------------------------------------------------------------------------
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# Convenience: set default build type depending on the build directory
# -----------------------------------------------------------------------------
message(STATUS "")
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if (NOT CMAKE_BUILD_TYPE)
if ("${CMAKE_BINARY_DIR}" MATCHES ".*(D|d)ebug$" OR MI_DEBUG_FULL)
message(STATUS "No build type selected, default to: Debug")
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set(CMAKE_BUILD_TYPE "Debug")
else()
message(STATUS "No build type selected, default to: Release")
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set(CMAKE_BUILD_TYPE "Release")
endif()
endif()
if("${CMAKE_BINARY_DIR}" MATCHES ".*(S|s)ecure$")
message(STATUS "Default to secure build")
set(MI_SECURE "ON")
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endif()
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# -----------------------------------------------------------------------------
# Process options
# -----------------------------------------------------------------------------
if(CMAKE_C_COMPILER_ID MATCHES "MSVC|Intel")
set(MI_USE_CXX "ON")
endif()
if(MI_OVERRIDE)
message(STATUS "Override standard malloc (MI_OVERRIDE=ON)")
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if(APPLE)
if(MI_OSX_ZONE)
# use zone's on macOS
message(STATUS " Use malloc zone to override malloc (MI_OSX_ZONE=ON)")
list(APPEND mi_sources src/alloc-override-osx.c)
list(APPEND mi_defines MI_OSX_ZONE=1)
if (NOT MI_OSX_INTERPOSE)
message(STATUS " WARNING: zone overriding usually also needs interpose (use -DMI_OSX_INTERPOSE=ON)")
endif()
endif()
if(MI_OSX_INTERPOSE)
# use interpose on macOS
message(STATUS " Use interpose to override malloc (MI_OSX_INTERPOSE=ON)")
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list(APPEND mi_defines MI_OSX_INTERPOSE=1)
if (NOT MI_OSX_ZONE)
message(STATUS " WARNING: interpose usually also needs zone overriding (use -DMI_OSX_INTERPOSE=ON)")
endif()
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endif()
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if((NOT MI_USE_CXX) AND MI_OVERRIDE)
message(STATUS " WARNING: if overriding C++ new/delete, it is best to build mimalloc with a C++ compiler (use -DMI_USE_CXX=ON)")
endif()
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endif()
endif()
if(MI_SECURE)
message(STATUS "Set full secure build (MI_SECURE=ON)")
list(APPEND mi_defines MI_SECURE=4)
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endif()
if(MI_SEE_ASM)
message(STATUS "Generate assembly listings (MI_SEE_ASM=ON)")
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list(APPEND mi_cflags -save-temps)
endif()
if(MI_CHECK_FULL)
message(STATUS "The MI_CHECK_FULL option is deprecated, use MI_DEBUG_FULL instead")
set(MI_DEBUG_FULL "ON")
endif()
if(MI_DEBUG_FULL)
message(STATUS "Set debug level to full internal invariant checking (MI_DEBUG_FULL=ON)")
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list(APPEND mi_defines MI_DEBUG=3) # full invariant checking
endif()
if(NOT MI_PADDING)
message(STATUS "Disable padding of heap blocks in debug mode (MI_PADDING=OFF)")
list(APPEND mi_defines MI_PADDING=0)
endif()
if(MI_XMALLOC)
message(STATUS "Enable abort() calls on memory allocation failure (MI_XMALLOC=ON)")
list(APPEND mi_defines MI_XMALLOC=1)
endif()
if(MI_SHOW_ERRORS)
message(STATUS "Enable printing of error and warning messages by default (MI_SHOW_ERRORS=ON)")
list(APPEND mi_defines MI_SHOW_ERRORS=1)
endif()
if(MI_DEBUG_TSAN)
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if(CMAKE_C_COMPILER_ID MATCHES "Clang")
message(STATUS "Build with thread sanitizer (MI_DEBUG_TSAN=ON)")
list(APPEND mi_defines MI_TSAN=1)
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list(APPEND mi_cflags -fsanitize=thread -g -O1)
list(APPEND CMAKE_EXE_LINKER_FLAGS -fsanitize=thread)
else()
message(WARNING "Can only use thread sanitizer with clang (MI_DEBUG_TSAN=ON but ignored)")
endif()
endif()
if(MI_DEBUG_UBSAN)
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if(CMAKE_BUILD_TYPE MATCHES "Debug")
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
message(STATUS "Build with undefined-behavior sanitizer (MI_DEBUG_UBSAN=ON)")
list(APPEND mi_cflags -fsanitize=undefined -g)
list(APPEND CMAKE_EXE_LINKER_FLAGS -fsanitize=undefined)
if (NOT MI_USE_CXX)
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message(STATUS "(switch to use C++ due to MI_DEBUG_UBSAN)")
set(MI_USE_CXX "ON")
endif()
else()
message(WARNING "Can only use undefined-behavior sanitizer with clang++ (MI_DEBUG_UBSAN=ON but ignored)")
endif()
else()
message(WARNING "Can only use thread sanitizer with a debug build (CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE})")
endif()
endif()
if(MI_USE_CXX)
message(STATUS "Use the C++ compiler to compile (MI_USE_CXX=ON)")
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set_source_files_properties(${mi_sources} PROPERTIES LANGUAGE CXX )
set_source_files_properties(src/static.c test/test-api.c test/test-stress PROPERTIES LANGUAGE CXX )
if(CMAKE_CXX_COMPILER_ID MATCHES "AppleClang|Clang")
list(APPEND mi_cflags -Wno-deprecated)
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "Intel")
list(APPEND mi_cflags -Kc++)
endif()
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endif()
# Compiler flags
if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang|GNU")
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list(APPEND mi_cflags -Wall -Wextra -Wno-unknown-pragmas -fvisibility=hidden)
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if(NOT MI_USE_CXX)
list(APPEND mi_cflags -Wstrict-prototypes)
endif()
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if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang")
list(APPEND mi_cflags -Wpedantic -Wno-static-in-inline)
endif()
endif()
if(CMAKE_C_COMPILER_ID MATCHES "Intel")
list(APPEND mi_cflags -Wall -fvisibility=hidden)
endif()
if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang|GNU|Intel" AND NOT CMAKE_SYSTEM_NAME MATCHES "Haiku")
if(MI_LOCAL_DYNAMIC_TLS)
list(APPEND mi_cflags -ftls-model=local-dynamic)
else()
list(APPEND mi_cflags -ftls-model=initial-exec)
endif()
if(MI_OVERRIDE)
list(APPEND mi_cflags -fno-builtin-malloc)
endif()
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endif()
if (MSVC AND MSVC_VERSION GREATER_EQUAL 1914)
list(APPEND mi_cflags /Zc:__cplusplus)
endif()
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# extra needed libraries
if(WIN32)
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list(APPEND mi_libraries psapi shell32 user32 advapi32 bcrypt)
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else()
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find_library(MI_LIBPTHREAD pthread)
if (MI_LIBPTHREAD)
list(APPEND mi_libraries ${MI_LIBPTHREAD})
endif()
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find_library(MI_LIBRT rt)
if(MI_LIBRT)
list(APPEND mi_libraries ${MI_LIBRT})
endif()
find_library(MI_LIBATOMIC atomic)
if (MI_LIBATOMIC OR MI_USE_LIBATOMIC)
list(APPEND mi_libraries atomic)
endif()
endif()
# -----------------------------------------------------------------------------
# Install and output names
# -----------------------------------------------------------------------------
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# dynamic/shared library and symlinks always go to /usr/local/lib equivalent
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set(mi_install_libdir "${CMAKE_INSTALL_LIBDIR}")
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# static libraries and object files, includes, and cmake config files
# are either installed at top level, or use versioned directories for side-by-side installation (default)
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if (MI_INSTALL_TOPLEVEL)
set(mi_install_objdir "${CMAKE_INSTALL_LIBDIR}")
set(mi_install_incdir "${CMAKE_INSTALL_INCLUDEDIR}")
set(mi_install_cmakedir "${CMAKE_INSTALL_LIBDIR}/cmake/mimalloc")
else()
set(mi_install_objdir "${CMAKE_INSTALL_LIBDIR}/mimalloc-${mi_version}") # for static library and object files
set(mi_install_incdir "${CMAKE_INSTALL_INCLUDEDIR}/mimalloc-${mi_version}") # for includes
set(mi_install_cmakedir "${CMAKE_INSTALL_LIBDIR}/cmake/mimalloc-${mi_version}") # for cmake package info
endif()
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if(MI_SECURE)
set(mi_basename "mimalloc-secure")
else()
set(mi_basename "mimalloc")
endif()
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string(TOLOWER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_LC)
if(NOT(CMAKE_BUILD_TYPE_LC MATCHES "^(release|relwithdebinfo|minsizerel|none)$"))
set(mi_basename "${mi_basename}-${CMAKE_BUILD_TYPE_LC}") #append build type (e.g. -debug) if not a release version
endif()
if(MI_BUILD_SHARED)
list(APPEND mi_build_targets "shared")
endif()
if(MI_BUILD_STATIC)
list(APPEND mi_build_targets "static")
endif()
if(MI_BUILD_OBJECT)
list(APPEND mi_build_targets "object")
endif()
if(MI_BUILD_TESTS)
list(APPEND mi_build_targets "tests")
endif()
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message(STATUS "")
message(STATUS "Library base name: ${mi_basename}")
message(STATUS "Version : ${mi_version}")
message(STATUS "Build type : ${CMAKE_BUILD_TYPE_LC}")
if(MI_USE_CXX)
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message(STATUS "C++ Compiler : ${CMAKE_CXX_COMPILER}")
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else()
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message(STATUS "C Compiler : ${CMAKE_C_COMPILER}")
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endif()
message(STATUS "Compiler flags : ${mi_cflags}")
message(STATUS "Compiler defines : ${mi_defines}")
message(STATUS "Link libraries : ${mi_libraries}")
message(STATUS "Build targets : ${mi_build_targets}")
message(STATUS "")
# -----------------------------------------------------------------------------
# Main targets
# -----------------------------------------------------------------------------
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# shared library
if(MI_BUILD_SHARED)
add_library(mimalloc SHARED ${mi_sources})
set_target_properties(mimalloc PROPERTIES VERSION ${mi_version} SOVERSION ${mi_version_major} OUTPUT_NAME ${mi_basename} )
target_compile_definitions(mimalloc PRIVATE ${mi_defines} MI_SHARED_LIB MI_SHARED_LIB_EXPORT)
target_compile_options(mimalloc PRIVATE ${mi_cflags})
target_link_libraries(mimalloc PUBLIC ${mi_libraries})
target_include_directories(mimalloc PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${mi_install_incdir}>
)
if(WIN32)
# On windows copy the mimalloc redirection dll too.
if(CMAKE_SIZEOF_VOID_P EQUAL 4)
set(MIMALLOC_REDIRECT_SUFFIX "32")
else()
set(MIMALLOC_REDIRECT_SUFFIX "")
endif()
target_link_libraries(mimalloc PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect${MIMALLOC_REDIRECT_SUFFIX}.lib)
add_custom_command(TARGET mimalloc POST_BUILD
COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect${MIMALLOC_REDIRECT_SUFFIX}.dll" $<TARGET_FILE_DIR:mimalloc>
COMMENT "Copy mimalloc-redirect${MIMALLOC_REDIRECT_SUFFIX}.dll to output directory")
endif()
install(TARGETS mimalloc EXPORT mimalloc DESTINATION ${mi_install_libdir} LIBRARY)
install(EXPORT mimalloc DESTINATION ${mi_install_cmakedir})
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endif()
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# static library
if (MI_BUILD_STATIC)
add_library(mimalloc-static STATIC ${mi_sources})
set_property(TARGET mimalloc-static PROPERTY POSITION_INDEPENDENT_CODE ON)
target_compile_definitions(mimalloc-static PRIVATE ${mi_defines} MI_STATIC_LIB)
target_compile_options(mimalloc-static PRIVATE ${mi_cflags})
target_link_libraries(mimalloc-static PUBLIC ${mi_libraries})
target_include_directories(mimalloc-static PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${mi_install_incdir}>
)
if(WIN32)
# When building both static and shared libraries on Windows, a static library should use a
# different output name to avoid the conflict with the import library of a shared one.
string(REPLACE "mimalloc" "mimalloc-static" mi_output_name ${mi_basename})
set_target_properties(mimalloc-static PROPERTIES OUTPUT_NAME ${mi_output_name})
else()
set_target_properties(mimalloc-static PROPERTIES OUTPUT_NAME ${mi_basename})
endif()
install(TARGETS mimalloc-static EXPORT mimalloc DESTINATION ${mi_install_objdir} LIBRARY)
install(EXPORT mimalloc DESTINATION ${mi_install_cmakedir})
endif()
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# install include files
install(FILES include/mimalloc.h DESTINATION ${mi_install_incdir})
install(FILES include/mimalloc-override.h DESTINATION ${mi_install_incdir})
install(FILES include/mimalloc-new-delete.h DESTINATION ${mi_install_incdir})
install(FILES cmake/mimalloc-config.cmake DESTINATION ${mi_install_cmakedir})
install(FILES cmake/mimalloc-config-version.cmake DESTINATION ${mi_install_cmakedir})
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# single object file for more predictable static overriding
if (MI_BUILD_OBJECT)
add_library(mimalloc-obj OBJECT src/static.c)
set_property(TARGET mimalloc-obj PROPERTY POSITION_INDEPENDENT_CODE ON)
target_compile_definitions(mimalloc-obj PRIVATE ${mi_defines})
target_compile_options(mimalloc-obj PRIVATE ${mi_cflags})
target_include_directories(mimalloc-obj PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${mi_install_incdir}>
)
# the following seems to lead to cmake warnings/errors on some systems, disable for now :-(
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# install(TARGETS mimalloc-obj EXPORT mimalloc DESTINATION ${mi_install_objdir})
# the FILES expression can also be: $<TARGET_OBJECTS:mimalloc-obj>
# but that fails cmake versions less than 3.10 so we leave it as is for now
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/mimalloc-obj.dir/src/static.c${CMAKE_C_OUTPUT_EXTENSION}
DESTINATION ${mi_install_objdir}
RENAME ${mi_basename}${CMAKE_C_OUTPUT_EXTENSION} )
endif()
# -----------------------------------------------------------------------------
# API surface testing
# -----------------------------------------------------------------------------
if (MI_BUILD_TESTS)
enable_testing()
foreach(TEST_NAME api api-fill stress)
add_executable(mimalloc-test-${TEST_NAME} test/test-${TEST_NAME}.c)
target_compile_definitions(mimalloc-test-${TEST_NAME} PRIVATE ${mi_defines})
target_compile_options(mimalloc-test-${TEST_NAME} PRIVATE ${mi_cflags})
target_include_directories(mimalloc-test-${TEST_NAME} PRIVATE include)
target_link_libraries(mimalloc-test-${TEST_NAME} PRIVATE mimalloc ${mi_libraries})
add_test(NAME test-${TEST_NAME} COMMAND mimalloc-test-${TEST_NAME})
endforeach()
endif()
# -----------------------------------------------------------------------------
# Set override properties
# -----------------------------------------------------------------------------
if (MI_OVERRIDE)
if (MI_BUILD_SHARED)
target_compile_definitions(mimalloc PRIVATE MI_MALLOC_OVERRIDE)
endif()
if(NOT WIN32)
# It is only possible to override malloc on Windows when building as a DLL.
if (MI_BUILD_STATIC)
target_compile_definitions(mimalloc-static PRIVATE MI_MALLOC_OVERRIDE)
endif()
if (MI_BUILD_OBJECT)
target_compile_definitions(mimalloc-obj PRIVATE MI_MALLOC_OVERRIDE)
endif()
endif()
endif()