498 lines
20 KiB
CMake
498 lines
20 KiB
CMake
cmake_minimum_required(VERSION 3.13)
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project(libmimalloc C CXX)
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set(CMAKE_C_STANDARD 11)
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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)
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option(MI_DEBUG_FULL "Use full internal heap invariant checking in DEBUG mode (expensive)" OFF)
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option(MI_PADDING "Enable padding to detect heap block overflow (always on in DEBUG or SECURE mode, or with Valgrind/ASAN)" OFF)
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option(MI_OVERRIDE "Override the standard malloc interface (e.g. define entry points for malloc() etc)" ON)
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option(MI_XMALLOC "Enable abort() call on memory allocation failure by default" OFF)
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option(MI_SHOW_ERRORS "Show error and warning messages by default (only enabled by default in DEBUG mode)" OFF)
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option(MI_TRACK_VALGRIND "Compile with Valgrind support (adds a small overhead)" OFF)
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option(MI_TRACK_ASAN "Compile with address sanitizer support (adds a small overhead)" OFF)
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option(MI_USE_CXX "Use the C++ compiler to compile the library (instead of the C compiler)" OFF)
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option(MI_SEE_ASM "Generate assembly files" OFF)
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option(MI_OSX_INTERPOSE "Use interpose to override standard malloc on macOS" ON)
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option(MI_OSX_ZONE "Use malloc zone to override standard malloc on macOS" ON)
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option(MI_WIN_REDIRECT "Use redirection module ('mimalloc-redirect') on Windows if compiling mimalloc as a DLL" ON)
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option(MI_LOCAL_DYNAMIC_TLS "Use slightly slower, dlopen-compatible TLS mechanism (Unix)" OFF)
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option(MI_BUILD_SHARED "Build shared library" ON)
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option(MI_BUILD_STATIC "Build static library" ON)
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option(MI_BUILD_OBJECT "Build object library" ON)
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option(MI_BUILD_TESTS "Build test executables" ON)
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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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option(MI_SKIP_COLLECT_ON_EXIT, "Skip collecting memory on program exit" OFF)
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option(MI_NO_PADDING "Force no use of padding even in DEBUG mode etc." OFF)
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# deprecated options
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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)
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option(MI_USE_LIBATOMIC "Explicitly link with -latomic (on older systems) (deprecated and detected automatically)" OFF)
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include(CheckIncludeFiles)
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include(GNUInstallDirs)
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include("cmake/mimalloc-config-version.cmake")
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set(mi_sources
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src/stats.c
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src/random.c
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src/os.c
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src/bitmap.c
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src/arena.c
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src/segment-cache.c
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src/segment.c
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src/page.c
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src/alloc.c
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src/alloc-aligned.c
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src/alloc-posix.c
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src/heap.c
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src/options.c
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src/init.c
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src/prim/prim.c)
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set(mi_cflags "")
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set(mi_libraries "")
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# -----------------------------------------------------------------------------
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# Convenience: set default build type depending on the build directory
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# -----------------------------------------------------------------------------
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message(STATUS "")
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if (NOT CMAKE_BUILD_TYPE)
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if ("${CMAKE_BINARY_DIR}" MATCHES ".*(D|d)ebug$" OR MI_DEBUG_FULL)
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message(STATUS "No build type selected, default to: Debug")
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set(CMAKE_BUILD_TYPE "Debug")
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else()
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message(STATUS "No build type selected, default to: Release")
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set(CMAKE_BUILD_TYPE "Release")
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endif()
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endif()
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if("${CMAKE_BINARY_DIR}" MATCHES ".*(S|s)ecure$")
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message(STATUS "Default to secure build")
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set(MI_SECURE "ON")
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endif()
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# -----------------------------------------------------------------------------
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# Process options
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# -----------------------------------------------------------------------------
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if(CMAKE_C_COMPILER_ID MATCHES "MSVC|Intel")
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set(MI_USE_CXX "ON")
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endif()
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if(MI_OVERRIDE)
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message(STATUS "Override standard malloc (MI_OVERRIDE=ON)")
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if(APPLE)
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if(MI_OSX_ZONE)
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# use zone's on macOS
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message(STATUS " Use malloc zone to override malloc (MI_OSX_ZONE=ON)")
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list(APPEND mi_sources src/alloc-override-osx.c)
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list(APPEND mi_defines MI_OSX_ZONE=1)
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if (NOT MI_OSX_INTERPOSE)
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message(STATUS " WARNING: zone overriding usually also needs interpose (use -DMI_OSX_INTERPOSE=ON)")
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endif()
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endif()
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if(MI_OSX_INTERPOSE)
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# use interpose on macOS
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message(STATUS " Use interpose to override malloc (MI_OSX_INTERPOSE=ON)")
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list(APPEND mi_defines MI_OSX_INTERPOSE=1)
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if (NOT MI_OSX_ZONE)
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message(STATUS " WARNING: interpose usually also needs zone overriding (use -DMI_OSX_INTERPOSE=ON)")
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endif()
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endif()
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if(MI_USE_CXX AND MI_OSX_INTERPOSE)
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message(STATUS " WARNING: if dynamically overriding malloc/free, it is more reliable to build mimalloc as C code (use -DMI_USE_CXX=OFF)")
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endif()
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endif()
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endif()
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if(WIN32)
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if (MI_WIN_REDIRECT)
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if (MSVC_C_ARCHITECTURE_ID MATCHES "ARM")
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message(STATUS "Cannot use redirection on Windows ARM (MI_WIN_REDIRECT=OFF)")
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set(MI_WIN_REDIRECT OFF)
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endif()
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endif()
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if (NOT MI_WIN_REDIRECT)
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# use a negative define for backward compatibility
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list(APPEND mi_defines MI_WIN_NOREDIRECT=1)
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endif()
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endif()
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if(MI_SECURE)
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message(STATUS "Set full secure build (MI_SECURE=ON)")
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list(APPEND mi_defines MI_SECURE=4)
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endif()
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if(MI_TRACK_VALGRIND)
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CHECK_INCLUDE_FILES("valgrind/valgrind.h;valgrind/memcheck.h" MI_HAS_VALGRINDH)
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if (NOT MI_HAS_VALGRINDH)
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set(MI_TRACK_VALGRIND OFF)
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message(WARNING "Cannot find the 'valgrind/valgrind.h' and 'valgrind/memcheck.h' -- install valgrind first")
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message(STATUS "Compile **without** Valgrind support (MI_TRACK_VALGRIND=OFF)")
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else()
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message(STATUS "Compile with Valgrind support (MI_TRACK_VALGRIND=ON)")
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list(APPEND mi_defines MI_TRACK_VALGRIND=1)
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endif()
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endif()
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if(MI_TRACK_ASAN)
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if (APPLE AND MI_OVERRIDE)
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set(MI_TRACK_ASAN OFF)
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message(WARNING "Cannot enable address sanitizer support on macOS if MI_OVERRIDE is ON (MI_TRACK_ASAN=OFF)")
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endif()
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if (MI_TRACK_VALGRIND)
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set(MI_TRACK_ASAN OFF)
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message(WARNING "Cannot enable address sanitizer support with also Valgrind support enabled (MI_TRACK_ASAN=OFF)")
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endif()
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if(MI_TRACK_ASAN)
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CHECK_INCLUDE_FILES("sanitizer/asan_interface.h" MI_HAS_ASANH)
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if (NOT MI_HAS_ASANH)
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set(MI_TRACK_ASAN OFF)
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message(WARNING "Cannot find the 'sanitizer/asan_interface.h' -- install address sanitizer support first")
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message(STATUS "Compile **without** address sanitizer support (MI_TRACK_ASAN=OFF)")
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else()
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message(STATUS "Compile with address sanitizer support (MI_TRACK_ASAN=ON)")
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list(APPEND mi_defines MI_TRACK_ASAN=1)
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list(APPEND mi_cflags -fsanitize=address)
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list(APPEND mi_libraries -fsanitize=address)
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endif()
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endif()
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endif()
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if(MI_SEE_ASM)
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message(STATUS "Generate assembly listings (MI_SEE_ASM=ON)")
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list(APPEND mi_cflags -save-temps)
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endif()
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if(MI_CHECK_FULL)
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message(STATUS "The MI_CHECK_FULL option is deprecated, use MI_DEBUG_FULL instead")
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set(MI_DEBUG_FULL "ON")
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endif()
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if (MI_SKIP_COLLECT_ON_EXIT)
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message(STATUS "Skip collecting memory on program exit (MI_SKIP_COLLECT_ON_EXIT=ON)")
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list(APPEND mi_defines MI_SKIP_COLLECT_ON_EXIT=1)
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endif()
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if(MI_DEBUG_FULL)
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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
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endif()
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if(MI_NO_PADDING)
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message(STATUS "Suppress any padding of heap blocks (MI_NO_PADDING=ON)")
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list(APPEND mi_defines MI_PADDING=0)
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else()
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if(MI_PADDING)
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message(STATUS "Enable explicit padding of heap blocks (MI_PADDING=ON)")
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list(APPEND mi_defines MI_PADDING=1)
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endif()
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endif()
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if(MI_XMALLOC)
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message(STATUS "Enable abort() calls on memory allocation failure (MI_XMALLOC=ON)")
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list(APPEND mi_defines MI_XMALLOC=1)
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endif()
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if(MI_SHOW_ERRORS)
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message(STATUS "Enable printing of error and warning messages by default (MI_SHOW_ERRORS=ON)")
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list(APPEND mi_defines MI_SHOW_ERRORS=1)
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endif()
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if(MI_DEBUG_TSAN)
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if(CMAKE_C_COMPILER_ID MATCHES "Clang")
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message(STATUS "Build with thread sanitizer (MI_DEBUG_TSAN=ON)")
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list(APPEND mi_defines MI_TSAN=1)
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list(APPEND mi_cflags -fsanitize=thread -g -O1)
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list(APPEND mi_libraries -fsanitize=thread)
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else()
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message(WARNING "Can only use thread sanitizer with clang (MI_DEBUG_TSAN=ON but ignored)")
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endif()
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endif()
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if(MI_DEBUG_UBSAN)
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if(CMAKE_BUILD_TYPE MATCHES "Debug")
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if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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message(STATUS "Build with undefined-behavior sanitizer (MI_DEBUG_UBSAN=ON)")
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list(APPEND mi_cflags -fsanitize=undefined -g -fno-sanitize-recover=undefined)
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list(APPEND mi_libraries -fsanitize=undefined)
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if (NOT MI_USE_CXX)
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message(STATUS "(switch to use C++ due to MI_DEBUG_UBSAN)")
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set(MI_USE_CXX "ON")
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endif()
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else()
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message(WARNING "Can only use undefined-behavior sanitizer with clang++ (MI_DEBUG_UBSAN=ON but ignored)")
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endif()
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else()
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message(WARNING "Can only use thread sanitizer with a debug build (CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE})")
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endif()
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endif()
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if(MI_USE_CXX)
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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 )
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set_source_files_properties(src/static.c test/test-api.c test/test-api-fill test/test-stress PROPERTIES LANGUAGE CXX )
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if(CMAKE_CXX_COMPILER_ID MATCHES "AppleClang|Clang")
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list(APPEND mi_cflags -Wno-deprecated)
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endif()
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if(CMAKE_CXX_COMPILER_ID MATCHES "Intel" AND NOT CMAKE_CXX_COMPILER_ID MATCHES "IntelLLVM")
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list(APPEND mi_cflags -Kc++)
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endif()
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endif()
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# Compiler flags
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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)
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list(APPEND mi_cflags -Wstrict-prototypes)
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endif()
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if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang")
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list(APPEND mi_cflags -Wpedantic -Wno-static-in-inline)
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endif()
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endif()
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if(CMAKE_C_COMPILER_ID MATCHES "Intel")
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list(APPEND mi_cflags -Wall -fvisibility=hidden)
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endif()
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if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang|GNU|Intel" AND NOT CMAKE_SYSTEM_NAME MATCHES "Haiku")
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if(MI_LOCAL_DYNAMIC_TLS)
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list(APPEND mi_cflags -ftls-model=local-dynamic)
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else()
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list(APPEND mi_cflags -ftls-model=initial-exec)
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endif()
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if(MI_OVERRIDE)
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list(APPEND mi_cflags -fno-builtin-malloc)
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endif()
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endif()
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if (MSVC AND MSVC_VERSION GREATER_EQUAL 1914)
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list(APPEND mi_cflags /Zc:__cplusplus)
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endif()
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# extra needed libraries
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if(WIN32)
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list(APPEND mi_libraries psapi shell32 user32 advapi32 bcrypt)
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set(pc_libraries "-lpsapi -lshell32 -luser32 -ladvapi32 -lbcrypt")
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else()
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set(pc_libraries "")
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find_library(MI_LIBPTHREAD pthread)
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if (MI_LIBPTHREAD)
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list(APPEND mi_libraries ${MI_LIBPTHREAD})
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set(pc_libraries "${pc_libraries} -pthread")
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endif()
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find_library(MI_LIBRT rt)
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if(MI_LIBRT)
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list(APPEND mi_libraries ${MI_LIBRT})
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set(pc_libraries "${pc_libraries} -lrt")
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endif()
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find_library(MI_LIBATOMIC atomic)
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if (NOT MI_LIBATOMIC AND MI_USE_LIBATOMIC)
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set(MI_LIBATOMIC atomic)
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endif()
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if (MI_LIBATOMIC)
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list(APPEND mi_libraries ${MI_LIBATOMIC})
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set(pc_libraries "${pc_libraries} -latomic")
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endif()
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endif()
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# -----------------------------------------------------------------------------
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# Install and output names
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# -----------------------------------------------------------------------------
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# dynamic/shared library and symlinks always go to /usr/local/lib equivalent
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set(mi_install_libdir "${CMAKE_INSTALL_LIBDIR}")
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# static libraries and object files, includes, and cmake config files
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# are either installed at top level, or use versioned directories for side-by-side installation (default)
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if (MI_INSTALL_TOPLEVEL)
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set(mi_install_objdir "${CMAKE_INSTALL_LIBDIR}")
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set(mi_install_incdir "${CMAKE_INSTALL_INCLUDEDIR}")
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set(mi_install_cmakedir "${CMAKE_INSTALL_LIBDIR}/cmake/mimalloc")
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else()
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set(mi_install_objdir "${CMAKE_INSTALL_LIBDIR}/mimalloc-${mi_version}") # for static library and object files
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set(mi_install_incdir "${CMAKE_INSTALL_INCLUDEDIR}/mimalloc-${mi_version}") # for includes
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set(mi_install_cmakedir "${CMAKE_INSTALL_LIBDIR}/cmake/mimalloc-${mi_version}") # for cmake package info
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endif()
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set(mi_basename "mimalloc")
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if(MI_SECURE)
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set(mi_basename "${mi_basename}-secure")
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endif()
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if(MI_TRACK_VALGRIND)
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set(mi_basename "${mi_basename}-valgrind")
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endif()
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if(MI_TRACK_ASAN)
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set(mi_basename "${mi_basename}-asan")
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endif()
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string(TOLOWER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_LC)
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if(NOT(CMAKE_BUILD_TYPE_LC MATCHES "^(release|relwithdebinfo|minsizerel|none)$"))
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set(mi_basename "${mi_basename}-${CMAKE_BUILD_TYPE_LC}") #append build type (e.g. -debug) if not a release version
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endif()
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if(MI_BUILD_SHARED)
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list(APPEND mi_build_targets "shared")
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endif()
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if(MI_BUILD_STATIC)
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list(APPEND mi_build_targets "static")
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endif()
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if(MI_BUILD_OBJECT)
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list(APPEND mi_build_targets "object")
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endif()
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if(MI_BUILD_TESTS)
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list(APPEND mi_build_targets "tests")
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endif()
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message(STATUS "")
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message(STATUS "Library base name: ${mi_basename}")
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message(STATUS "Version : ${mi_version}")
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message(STATUS "Build type : ${CMAKE_BUILD_TYPE_LC}")
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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()
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message(STATUS "Compiler flags : ${mi_cflags}")
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message(STATUS "Compiler defines : ${mi_defines}")
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message(STATUS "Link libraries : ${mi_libraries}")
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message(STATUS "Build targets : ${mi_build_targets}")
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message(STATUS "")
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# -----------------------------------------------------------------------------
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# Main targets
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# -----------------------------------------------------------------------------
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# shared library
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if(MI_BUILD_SHARED)
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add_library(mimalloc SHARED ${mi_sources})
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set_target_properties(mimalloc PROPERTIES VERSION ${mi_version} SOVERSION ${mi_version_major} OUTPUT_NAME ${mi_basename} )
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target_compile_definitions(mimalloc PRIVATE ${mi_defines} MI_SHARED_LIB MI_SHARED_LIB_EXPORT)
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target_compile_options(mimalloc PRIVATE ${mi_cflags})
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target_link_libraries(mimalloc PRIVATE ${mi_libraries})
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target_include_directories(mimalloc PUBLIC
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
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$<INSTALL_INTERFACE:${mi_install_incdir}>
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)
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if(WIN32 AND MI_WIN_REDIRECT)
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# On windows, link and copy the mimalloc redirection dll too.
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if(CMAKE_SIZEOF_VOID_P EQUAL 4)
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set(MIMALLOC_REDIRECT_SUFFIX "32")
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else()
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set(MIMALLOC_REDIRECT_SUFFIX "")
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endif()
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target_link_libraries(mimalloc PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect${MIMALLOC_REDIRECT_SUFFIX}.lib)
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add_custom_command(TARGET mimalloc POST_BUILD
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COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/bin/mimalloc-redirect${MIMALLOC_REDIRECT_SUFFIX}.dll" $<TARGET_FILE_DIR:mimalloc>
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COMMENT "Copy mimalloc-redirect${MIMALLOC_REDIRECT_SUFFIX}.dll to output directory")
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install(FILES "$<TARGET_FILE_DIR:mimalloc>/mimalloc-redirect${MIMALLOC_REDIRECT_SUFFIX}.dll" DESTINATION ${mi_install_libdir})
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endif()
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install(TARGETS mimalloc EXPORT mimalloc DESTINATION ${mi_install_libdir} LIBRARY)
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install(EXPORT mimalloc DESTINATION ${mi_install_cmakedir})
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endif()
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# static library
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if (MI_BUILD_STATIC)
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add_library(mimalloc-static STATIC ${mi_sources})
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set_property(TARGET mimalloc-static PROPERTY POSITION_INDEPENDENT_CODE ON)
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target_compile_definitions(mimalloc-static PRIVATE ${mi_defines} MI_STATIC_LIB)
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target_compile_options(mimalloc-static PRIVATE ${mi_cflags})
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target_link_libraries(mimalloc-static PRIVATE ${mi_libraries})
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target_include_directories(mimalloc-static PUBLIC
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
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$<INSTALL_INTERFACE:${mi_install_incdir}>
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)
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if(WIN32)
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# When building both static and shared libraries on Windows, a static library should use a
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# different output name to avoid the conflict with the import library of a shared one.
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string(REPLACE "mimalloc" "mimalloc-static" mi_output_name ${mi_basename})
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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()
|
|
|
|
# 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})
|
|
|
|
|
|
# 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 :-(
|
|
# 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()
|
|
|
|
# pkg-config file support
|
|
include("cmake/JoinPaths.cmake")
|
|
join_paths(includedir_for_pc_file "\${prefix}" "${CMAKE_INSTALL_INCLUDEDIR}")
|
|
join_paths(libdir_for_pc_file "\${prefix}" "${CMAKE_INSTALL_LIBDIR}")
|
|
|
|
configure_file(mimalloc.pc.in mimalloc.pc @ONLY)
|
|
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/mimalloc.pc"
|
|
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig/")
|
|
|
|
# -----------------------------------------------------------------------------
|
|
# 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()
|