cmake_minimum_required(VERSION 3.5.1) if(CMAKE_VERSION VERSION_LESS 3.12) cmake_policy(VERSION ${CMAKE_VERSION}) else() cmake_policy(VERSION 3.5.1...3.13.2) endif() message(STATUS "Using CMake version ${CMAKE_VERSION}") set(CMAKE_MACOSX_RPATH 1) # If not specified on the command line, enable C11 as the default # Configuration items that affect the global compiler environment standards # should be issued before the "project" command. if(NOT CMAKE_C_STANDARD) set(CMAKE_C_STANDARD 11) # The C standard whose features are requested to build this target endif() if(NOT CMAKE_C_STANDARD_REQUIRED) set(CMAKE_C_STANDARD_REQUIRED ON) # Boolean describing whether the value of C_STANDARD is a requirement endif() if(NOT CMAKE_C_EXTENSIONS) set(CMAKE_C_EXTENSIONS OFF) # Boolean specifying whether compiler specific extensions are requested endif() set(VALID_C_STANDARDS "99" "11") if(NOT CMAKE_C_STANDARD IN_LIST VALID_C_STANDARDS) MESSAGE(FATAL_ERROR "CMAKE_C_STANDARD:STRING=${CMAKE_C_STANDARD} not in known standards list\n ${VALID_C_STANDARDS}") endif() # Parse the full version number from zlib.h and include in ZLIB_FULL_VERSION file(READ ${CMAKE_CURRENT_SOURCE_DIR}/zlib${SUFFIX}.h.in _zlib_h_contents) string(REGEX REPLACE ".*#define[ \t]+ZLIB_VERSION[ \t]+\"([0-9]+.[0-9]+.[0-9]+).*\".*" "\\1" ZLIB_HEADER_VERSION ${_zlib_h_contents}) string(REGEX REPLACE ".*#define[ \t]+ZLIBNG_VERSION[ \t]+\"([-0-9A-Za-z.]+)\".*" "\\1" ZLIBNG_HEADER_VERSION ${_zlib_h_contents}) message(STATUS "ZLIB_HEADER_VERSION: ${ZLIB_HEADER_VERSION}") message(STATUS "ZLIBNG_HEADER_VERSION: ${ZLIBNG_HEADER_VERSION}") project(zlib VERSION ${ZLIB_HEADER_VERSION} LANGUAGES C) include(CheckTypeSize) include(CheckSymbolExists) include(CheckFunctionExists) include(CheckIncludeFile) include(CheckCSourceCompiles) include(CheckCSourceRuns) include(CheckCCompilerFlag) include(CMakeDependentOption) include(FeatureSummary) include(cmake/detect-arch.cmake) include(cmake/detect-install-dirs.cmake) include(cmake/detect-coverage.cmake) include(cmake/detect-intrinsics.cmake) include(cmake/detect-sanitizer.cmake) include(cmake/fallback-macros.cmake) if(CMAKE_TOOLCHAIN_FILE) message(STATUS "Using CMake toolchain: ${CMAKE_TOOLCHAIN_FILE}") endif() # Make sure we use an appropriate BUILD_TYPE by default, "Release" to be exact # this should select the maximum generic optimisation on the current platform (i.e. -O3 for gcc/clang) if(NOT GENERATOR_IS_MULTI_CONFIG) if(NOT CMAKE_BUILD_TYPE) set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build, standard options are: Debug Release RelWithDebInfo MinSizeRel." FORCE) add_feature_info(CMAKE_BUILD_TYPE 1 "Build type: ${CMAKE_BUILD_TYPE} (default)") else() add_feature_info(CMAKE_BUILD_TYPE 1 "Build type: ${CMAKE_BUILD_TYPE} (selected)") endif() endif() # # Options parsing # option(WITH_GZFILEOP "Compile with support for gzFile related functions" ON) option(ZLIB_COMPAT "Compile with zlib compatible API" OFF) option(ZLIB_ENABLE_TESTS "Build test binaries" ON) option(ZLIB_DUAL_LINK "Dual link tests against system zlib" OFF) option(WITH_FUZZERS "Build test/fuzz" OFF) option(WITH_BENCHMARKS "Build test/benchmarks" OFF) option(WITH_BENCHMARK_APPS "Build application benchmarks" OFF) option(WITH_OPTIM "Build with optimisation" ON) option(WITH_REDUCED_MEM "Reduced memory usage for special cases (reduces performance)" OFF) option(WITH_NEW_STRATEGIES "Use new strategies" ON) option(WITH_NATIVE_INSTRUCTIONS "Instruct the compiler to use the full instruction set on this host (gcc/clang -march=native)" OFF) option(WITH_MAINTAINER_WARNINGS "Build with project maintainer warnings" OFF) option(WITH_CODE_COVERAGE "Enable code coverage reporting" OFF) option(WITH_INFLATE_STRICT "Build with strict inflate distance checking" OFF) option(WITH_INFLATE_ALLOW_INVALID_DIST "Build with zero fill for inflate invalid distances" OFF) option(WITH_UNALIGNED "Support unaligned reads on platforms that support it" ON) set(ZLIB_SYMBOL_PREFIX "" CACHE STRING "Give this prefix to all publicly exported symbols. Useful when embedding into a larger library. Default is no prefix (empty prefix).") # Add multi-choice option set(WITH_SANITIZER AUTO CACHE STRING "Enable sanitizer support") set_property(CACHE WITH_SANITIZER PROPERTY STRINGS "Memory" "Address" "Undefined" "Thread") if(BASEARCH_ARM_FOUND) option(WITH_ACLE "Build with ACLE" ON) option(WITH_NEON "Build with NEON intrinsics" ON) elseif(BASEARCH_PPC_FOUND) option(WITH_ALTIVEC "Build with AltiVec (VMX) optimisations for PowerPC" ON) option(WITH_POWER8 "Build with optimisations for POWER8" ON) option(WITH_POWER9 "Build with optimisations for POWER9" ON) elseif(BASEARCH_S360_FOUND) option(WITH_DFLTCC_DEFLATE "Build with DFLTCC intrinsics for compression on IBM Z" OFF) option(WITH_DFLTCC_INFLATE "Build with DFLTCC intrinsics for decompression on IBM Z" OFF) option(WITH_CRC32_VX "Build with vectorized CRC32 on IBM Z" ON) elseif(BASEARCH_X86_FOUND) option(FORCE_TZCNT "Always assume CPU is TZCNT capable" OFF) option(WITH_AVX2 "Build with AVX2" ON) option(WITH_AVX512 "Build with AVX512" ON) option(WITH_AVX512VNNI "Build with AVX512 VNNI extensions" ON) option(WITH_SSE2 "Build with SSE2" ON) option(WITH_SSSE3 "Build with SSSE3" ON) option(WITH_SSE41 "Build with SSE41" ON) option(WITH_SSE42 "Build with SSE42" ON) option(WITH_PCLMULQDQ "Build with PCLMULQDQ" ON) option(WITH_VPCLMULQDQ "Build with VPCLMULQDQ" ON) endif() option(INSTALL_UTILS "Copy minigzip and minideflate during install" OFF) mark_as_advanced(FORCE ZLIB_SYMBOL_PREFIX ZLIB_DUAL_LINK WITH_REDUCED_MEM WITH_ACLE WITH_NEON WITH_DFLTCC_DEFLATE WITH_DFLTCC_INFLATE WITH_CRC32_VX WITH_AVX2 WITH_SSE2 WITH_SSSE3 WITH_SSE41 WITH_SSE42 WITH_PCLMULQDQ WITH_ALTIVEC WITH_POWER8 WITH_POWER9 WITH_INFLATE_STRICT WITH_INFLATE_ALLOW_INVALID_DIST WITH_UNALIGNED INSTALL_UTILS ) if(ZLIB_COMPAT) add_definitions(-DZLIB_COMPAT) set(WITH_GZFILEOP ON) set(SUFFIX "") else() set(SUFFIX "-ng") endif() if(WITH_GZFILEOP) add_definitions(-DWITH_GZFILEOP) endif() if(CMAKE_C_COMPILER_ID MATCHES "^Intel") if(CMAKE_HOST_UNIX) set(WARNFLAGS -Wall) set(WARNFLAGS_MAINTAINER -Wall -Wcheck -Wremarks) set(WARNFLAGS_DISABLE) else() set(WARNFLAGS /Wall) set(WARNFLAGS_MAINTAINER /W5) set(WARNFLAGS_DISABLE) endif() if(WITH_NATIVE_INSTRUCTIONS) message(STATUS "Ignoring WITH_NATIVE_INSTRUCTIONS; not supported on this configuration") set(WITH_NATIVE_INSTRUCTIONS OFF) endif() elseif(MSVC) # Minimum supported MSVC version is 1800 = Visual Studio 12.0/2013 # See also https://cmake.org/cmake/help/latest/variable/MSVC_VERSION.html if(MSVC_VERSION VERSION_LESS 1800) message(SEND_ERROR "Unsupported Visual Studio compiler version (requires 2013 or later).") endif() # TODO. ICC can be used through MSVC. I'm not sure if we'd ever see that combination # (who'd use cmake from an IDE...) but checking for ICC before checking for MSVC should # avoid mistakes. # /Oi ? set(WARNFLAGS /W3) set(WARNFLAGS_MAINTAINER /W4) set(WARNFLAGS_DISABLE) if(BASEARCH_ARM_FOUND) add_definitions(-D_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE) if(NOT "${ARCH}" MATCHES "aarch64") set(NEONFLAG "/arch:VFPv4") endif() endif() if(WITH_NATIVE_INSTRUCTIONS) message(STATUS "Ignoring WITH_NATIVE_INSTRUCTIONS; not supported on this configuration") set(WITH_NATIVE_INSTRUCTIONS OFF) endif() elseif(CMAKE_C_COMPILER_ID MATCHES "GNU" OR CMAKE_C_COMPILER_ID MATCHES "Clang") # Enable warnings in GCC and Clang set(WARNFLAGS -Wall) set(WARNFLAGS_MAINTAINER -Wextra -Wpedantic) set(WARNFLAGS_DISABLE -Wno-implicit-fallthrough) if(WITH_NATIVE_INSTRUCTIONS) if(BASEARCH_PPC_FOUND) set(NATIVEFLAG "-mcpu=native") else() set(NATIVEFLAG "-march=native") endif() else() if(BASEARCH_ARM_FOUND) if("${ARCH}" MATCHES "arm" AND NOT CMAKE_C_FLAGS MATCHES "-mfloat-abi") # Auto-detect support for ARM floating point ABI set(CMAKE_REQUIRED_FLAGS -mfloat-abi=softfp) check_c_source_compiles( "#include int main() { return 0; }" HAVE_FLOATABI_SOFTFP) if(HAVE_FLOATABI_SOFTFP) set(FLOATABI -mfloat-abi=softfp) else() set(CMAKE_REQUIRED_FLAGS -mfloat-abi=hard) check_c_source_compiles( "#include int main() { return 0; }" HAVE_FLOATABI_HARD) if(HAVE_FLOATABI_HARD) set(FLOATABI -mfloat-abi=hard) endif() endif() set(CMAKE_REQUIRED_FLAGS) if(FLOATABI) message(STATUS "ARM floating point arch: ${FLOATABI}") add_compile_options(${FLOATABI}) else() message(STATUS "ARM floating point arch not auto-detected") endif() endif() endif() # Check whether -fno-lto is available set(CMAKE_REQUIRED_FLAGS "-fno-lto") check_c_source_compiles( "int main() { return 0; }" FNO_LTO_AVAILABLE FAIL_REGEX "not supported") set(CMAKE_REQUIRED_FLAGS) if(FNO_LTO_AVAILABLE) set(NOLTOFLAG "-fno-lto") endif() endif() else() if(WITH_NATIVE_INSTRUCTIONS) message(STATUS "Ignoring WITH_NATIVE_INSTRUCTIONS; not implemented yet on this configuration") set(WITH_NATIVE_INSTRUCTIONS OFF) endif() endif() # Disable LTO if(NOT WITH_NATIVE_INSTRUCTIONS) set(CMAKE_INTERPROCEDURAL_OPTIMIZATION OFF) foreach(_cfg_name IN LISTS CMAKE_CONFIGURATION_TYPES) string(TOUPPER "${_cfg_name}" _cfg_name_uc) set(CMAKE_INTERPROCEDURAL_OPTIMIZATION_${_cfg_name_uc} OFF) endforeach() endif() # Set architecture alignment requirements if(NOT WITH_UNALIGNED) add_definitions(-DNO_UNALIGNED) message(STATUS "Unaligned reads manually disabled") endif() # Apply warning compiler flags if(WITH_MAINTAINER_WARNINGS) add_compile_options(${WARNFLAGS} ${WARNFLAGS_MAINTAINER} ${WARNFLAGS_DISABLE}) else() add_compile_options(${WARNFLAGS} ${WARNFLAGS_DISABLE}) endif() # Set code coverage compiler flags if(WITH_CODE_COVERAGE) add_code_coverage() endif() # Replace optimization level 3 added by default with level 2 if(NOT WITH_CODE_COVERAGE AND NOT MSVC AND NOT CMAKE_C_FLAGS MATCHES "([\\/\\-]O)3") string(REGEX REPLACE "([\\/\\-]O)3" "\\12" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}") endif() # Set native instruction set compiler flag if(WITH_NATIVE_INSTRUCTIONS AND DEFINED NATIVEFLAG) # Apply flag to all source files and compilation checks add_compile_options(${NATIVEFLAG}) endif() # # Check for standard/system includes # check_include_file(sys/auxv.h HAVE_SYS_AUXV_H) if(HAVE_SYS_AUXV_H) add_definitions(-DHAVE_SYS_AUXV_H) endif() check_include_file(sys/sdt.h HAVE_SYS_SDT_H) if(HAVE_SYS_SDT_H) add_definitions(-DHAVE_SYS_SDT_H) endif() check_include_file(unistd.h HAVE_UNISTD_H) # # Check to see if we have large file support # set(CMAKE_REQUIRED_DEFINITIONS -D_LARGEFILE64_SOURCE=1 -D__USE_LARGEFILE64) check_type_size(off64_t OFF64_T) if(HAVE_OFF64_T) add_definitions(-D_LARGEFILE64_SOURCE=1 -D__USE_LARGEFILE64) else() check_type_size(_off64_t _OFF64_T) if(HAVE__OFF64_T) add_definitions(-D_LARGEFILE64_SOURCE=1 -D__USE_LARGEFILE64) else() check_type_size(__off64_t __OFF64_T) endif() endif() set(CMAKE_REQUIRED_DEFINITIONS) # clear variable # # Check for fseeko and other optional functions # check_function_exists(fseeko HAVE_FSEEKO) if(NOT HAVE_FSEEKO) add_definitions(-DNO_FSEEKO) endif() check_function_exists(strerror HAVE_STRERROR) if(NOT HAVE_STRERROR) add_definitions(-DNO_STRERROR) endif() set(CMAKE_REQUIRED_DEFINITIONS -D _POSIX_C_SOURCE=200112L) check_function_exists(posix_memalign HAVE_POSIX_MEMALIGN) if(HAVE_POSIX_MEMALIGN) add_definitions(-DHAVE_POSIX_MEMALIGN) endif() set(CMAKE_REQUIRED_DEFINITIONS) if(WITH_SANITIZER STREQUAL "Address") add_address_sanitizer() elseif(WITH_SANITIZER STREQUAL "Memory") add_memory_sanitizer() elseif(WITH_SANITIZER STREQUAL "Thread") add_thread_sanitizer() elseif(WITH_SANITIZER STREQUAL "Undefined") add_undefined_sanitizer() endif() # # Check whether compiler supports -fno-semantic-interposition parameter # check_c_compiler_flag(-fno-semantic-interposition HAVE_NO_INTERPOSITION) # # Check if we can hide zlib internal symbols that are linked between separate source files using hidden # check_c_source_compiles( "#define Z_INTERNAL __attribute__((visibility (\"hidden\"))) int Z_INTERNAL foo; int main() { return 0; }" HAVE_ATTRIBUTE_VISIBILITY_HIDDEN FAIL_REGEX "not supported") if(HAVE_ATTRIBUTE_VISIBILITY_HIDDEN) add_definitions(-DHAVE_VISIBILITY_HIDDEN) endif() # # Check if we can hide zlib internal symbols that are linked between separate source files using internal # check_c_source_compiles( "#define Z_INTERNAL __attribute__((visibility (\"internal\"))) int Z_INTERNAL foo; int main() { return 0; }" HAVE_ATTRIBUTE_VISIBILITY_INTERNAL FAIL_REGEX "not supported") if(HAVE_ATTRIBUTE_VISIBILITY_INTERNAL) add_definitions(-DHAVE_VISIBILITY_INTERNAL) endif() # # check for __builtin_ctz() support in the compiler # check_c_source_compiles( "int main(void) { unsigned int zero = 0; long test = __builtin_ctz(zero); (void)test; return 0; }" HAVE_BUILTIN_CTZ ) if(HAVE_BUILTIN_CTZ) add_definitions(-DHAVE_BUILTIN_CTZ) endif() # # check for __builtin_ctzll() support in the compiler # check_c_source_compiles( "int main(void) { unsigned int zero = 0; long test = __builtin_ctzll(zero); (void)test; return 0; }" HAVE_BUILTIN_CTZLL ) if(HAVE_BUILTIN_CTZLL) add_definitions(-DHAVE_BUILTIN_CTZLL) endif() # # check for ptrdiff_t support # check_c_source_compiles( "#include int main() { ptrdiff_t *a; (void)a; return 0; }" HAVE_PTRDIFF_T ) if(NOT HAVE_PTRDIFF_T) set(NEED_PTRDIFF_T 1) check_type_size("void *" SIZEOF_DATA_PTR) message(STATUS "sizeof(void *) is ${SIZEOF_DATA_PTR} bytes") if(${SIZEOF_DATA_PTR} MATCHES "4") set(PTRDIFF_TYPE "uint32_t") elseif(${SIZEOF_DATA_PTR} MATCHES "8") set(PTRDIFF_TYPE "uint64_t") else() message(FATAL_ERROR "sizeof(void *) is neither 32 nor 64 bit") endif() endif() # Macro to check if source compiles # (and, when compiling very natively, also runs). macro(check_c_source_compile_or_run source flag) if(CMAKE_CROSSCOMPILING OR NOT WITH_NATIVE_INSTRUCTIONS) check_c_source_compiles("${source}" ${flag}) else() check_c_source_runs("${source}" ${flag}) endif() endmacro() add_compile_options($<$:-DZLIB_DEBUG>) if(MSVC) set(CMAKE_DEBUG_POSTFIX "d") add_definitions(-D_CRT_SECURE_NO_DEPRECATE) add_definitions(-D_CRT_NONSTDC_NO_DEPRECATE) endif() if(BASEARCH_X86_FOUND) # FORCE_SSE2 option will only be shown if HAVE_SSE2_INTRIN is true if("${ARCH}" MATCHES "i[3-6]86") cmake_dependent_option(FORCE_SSE2 "Always assume CPU is SSE2 capable" OFF "HAVE_SSE2_INTRIN" OFF) endif() endif() # # Enable deflate_quick at level 1 # if(NOT WITH_NEW_STRATEGIES) add_definitions(-DNO_QUICK_STRATEGY) endif() # # Enable deflate_medium at level 4-6 # if(NOT WITH_NEW_STRATEGIES) add_definitions(-DNO_MEDIUM_STRATEGY) endif() # # Enable inflate compilation options # if(WITH_INFLATE_STRICT) add_definitions(-DINFLATE_STRICT) message(STATUS "Inflate strict distance checking enabled") endif() if(WITH_INFLATE_ALLOW_INVALID_DIST) add_definitions(-DINFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR) message(STATUS "Inflate zero data for invalid distances enabled") endif() # # Enable reduced memory configuration # if(WITH_REDUCED_MEM) add_definitions(-DHASH_SIZE=32768u -DGZBUFSIZE=8192) message(STATUS "Configured for reduced memory environment") endif() set(ZLIB_ARCH_SRCS) set(ZLIB_ARCH_HDRS) set(ARCHDIR "arch/generic") if(BASEARCH_ARM_FOUND) set(ARCHDIR "arch/arm") elseif(BASEARCH_PPC_FOUND) set(ARCHDIR "arch/power") elseif(BASEARCH_S360_FOUND) set(ARCHDIR "arch/s390") elseif(BASEARCH_X86_FOUND) set(ARCHDIR "arch/x86") if(NOT ${ARCH} MATCHES "x86_64") add_feature_info(SSE2 1 "Support the SSE2 instruction set, using \"${SSE2FLAG}\"") endif() else() message(STATUS "No optimized architecture: using ${ARCHDIR}") endif() if(WITH_OPTIM) if(BASEARCH_ARM_FOUND) add_definitions(-DARM_FEATURES) if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux") if(NOT "${ARCH}" MATCHES "aarch64") check_c_source_compiles( "#include int main() { return (getauxval(AT_HWCAP2) & HWCAP2_CRC32); }" ARM_AUXV_HAS_CRC32 ) if(ARM_AUXV_HAS_CRC32) add_definitions(-DARM_AUXV_HAS_CRC32) else() check_c_source_compiles( "#include #include int main() { return (getauxval(AT_HWCAP2) & HWCAP2_CRC32); }" ARM_HWCAP_HAS_CRC32 ) if (ARM_HWCAP_HAS_CRC32) add_definitions(-DARM_AUXV_HAS_CRC32 -DARM_ASM_HWCAP) else() message(STATUS "HWCAP2_CRC32 not present in sys/auxv.h; cannot detect support at runtime.") endif() endif() else() check_c_source_compiles( "#include int main() { return (getauxval(AT_HWCAP) & HWCAP_CRC32); }" ARM_AUXV_HAS_CRC32 ) if(ARM_AUXV_HAS_CRC32) add_definitions(-DARM_AUXV_HAS_CRC32) else() message(STATUS "HWCAP_CRC32 not present in sys/auxv.h; cannot detect support at runtime.") endif() endif() if(NOT "${ARCH}" MATCHES "aarch64") check_c_source_compiles( "#include int main() { return (getauxval(AT_HWCAP) & HWCAP_ARM_NEON); }" ARM_AUXV_HAS_NEON ) if(ARM_AUXV_HAS_NEON) add_definitions(-DARM_AUXV_HAS_NEON) else() check_c_source_compiles( "#include int main() { return (getauxval(AT_HWCAP) & HWCAP_NEON); }" ARM_AUXV_HAS_NEON ) if (ARM_AUXV_HAS_NEON) add_definitions(-DARM_AUXV_HAS_NEON) else() message(STATUS "Neither HWCAP_ARM_NEON or HWCAP_NEON present in sys/auxv.h; cannot detect support at runtime.") endif() endif() endif() endif() list(APPEND ZLIB_ARCH_HDRS ${ARCHDIR}/arm_features.h) list(APPEND ZLIB_ARCH_SRCS ${ARCHDIR}/arm_features.c) if(WITH_ACLE AND NOT MSVC AND NOT "${ARCH}" MATCHES "armv[2-7]") check_acle_compiler_flag() if(HAVE_ACLE_FLAG) add_definitions(-DARM_ACLE_CRC_HASH) set(ACLE_SRCS ${ARCHDIR}/crc32_acle.c ${ARCHDIR}/insert_string_acle.c) set_property(SOURCE ${ACLE_SRCS} PROPERTY COMPILE_FLAGS "${ACLEFLAG} ${NOLTOFLAG}") list(APPEND ZLIB_ARCH_SRCS ${ACLE_SRCS}) add_feature_info(ACLE_CRC 1 "Support ACLE optimized CRC hash generation, using \"${ACLEFLAG}\"") else() set(WITH_ACLE OFF) endif() else() set(WITH_ACLE OFF) endif() if(WITH_NEON) check_neon_compiler_flag() if(MFPU_NEON_AVAILABLE) add_definitions(-DARM_NEON -DARM_NEON_ADLER32 -DARM_NEON_CHUNKSET -DARM_NEON_SLIDEHASH) set(NEON_SRCS ${ARCHDIR}/adler32_neon.c ${ARCHDIR}/chunkset_neon.c ${ARCHDIR}/compare256_neon.c ${ARCHDIR}/slide_hash_neon.c) list(APPEND ZLIB_ARCH_SRCS ${NEON_SRCS}) set_property(SOURCE ${NEON_SRCS} PROPERTY COMPILE_FLAGS "${NEONFLAG} ${NOLTOFLAG}") if(MSVC) add_definitions(-D__ARM_NEON__) endif() add_feature_info(NEON_ADLER32 1 "Support NEON instructions in adler32, using \"${NEONFLAG}\"") add_feature_info(NEON_SLIDEHASH 1 "Support NEON instructions in slide_hash, using \"${NEONFLAG}\"") check_neon_ld4_intrinsics() if(NEON_HAS_LD4) add_definitions(-DARM_NEON_HASLD4) endif() else() set(WITH_NEON OFF) endif() endif() elseif(BASEARCH_PPC_FOUND) # Common arch detection code if(WITH_ALTIVEC) check_ppc_intrinsics() endif() if(WITH_POWER8) check_power8_intrinsics() endif() if(WITH_POWER9) check_power9_intrinsics() endif() if(HAVE_VMX OR HAVE_POWER8_INTRIN OR HAVE_POWER9_INTRIN) list(APPEND ZLIB_ARCH_HDRS ${ARCHDIR}/power_features.h) list(APPEND ZLIB_ARCH_SRCS ${ARCHDIR}/power_features.c) endif() # VMX specific options and files if(WITH_ALTIVEC) if(HAVE_VMX) add_definitions(-DPPC_FEATURES) if(HAVE_ALTIVEC) add_definitions(-DPPC_VMX_ADLER32) add_definitions(-DPPC_VMX_SLIDEHASH) set(PPC_SRCS ${ARCHDIR}/adler32_vmx.c ${ARCHDIR}/slide_hash_vmx.c) list(APPEND ZLIB_ARCH_SRCS ${PPC_SRCS}) add_feature_info(ALTIVEC 1 "Support the AltiVec instruction set, using \"-maltivec\"") set_property(SOURCE ${PPC_SRCS} PROPERTY COMPILE_FLAGS "${PPCFLAGS}") else() set(WITH_ALTIVEC OFF) endif() endif() endif() # Power8 specific options and files if(WITH_POWER8) if(HAVE_POWER8_INTRIN) add_definitions(-DPOWER8) add_definitions(-DPOWER_FEATURES) add_definitions(-DPOWER8_VSX_ADLER32) add_definitions(-DPOWER8_VSX_CHUNKSET) add_definitions(-DPOWER8_VSX_SLIDEHASH) set(POWER8_SRCS ${ARCHDIR}/adler32_power8.c ${ARCHDIR}/chunkset_power8.c ${ARCHDIR}/slide_hash_power8.c) if("${ARCH}" MATCHES "powerpc64(le)?") add_definitions(-DPOWER8_VSX_CRC32) list(APPEND POWER8_SRCS ${ARCHDIR}/crc32_power8.c) endif() list(APPEND ZLIB_ARCH_SRCS ${POWER8_SRCS}) set_property(SOURCE ${POWER8_SRCS} PROPERTY COMPILE_FLAGS "${POWER8FLAG} ${NOLTOFLAG}") else() set(WITH_POWER8 OFF) endif() endif() # Power9 specific options and files if(WITH_POWER9) if(HAVE_POWER9_INTRIN) add_definitions(-DPOWER9) set(POWER9_SRCS ${ARCHDIR}/compare256_power9.c) list(APPEND ZLIB_ARCH_SRCS ${POWER9_SRCS}) set_property(SOURCE ${POWER9_SRCS} PROPERTY COMPILE_FLAGS "${POWER9FLAG} ${NOLTOFLAG}") else() set(WITH_POWER9 OFF) endif() endif() elseif(BASEARCH_S360_FOUND) check_s390_intrinsics() if(HAVE_S390_INTRIN) add_definitions(-DS390_FEATURES) list(APPEND ZLIB_ARCH_HDRS ${ARCHDIR}/s390_features.h) list(APPEND ZLIB_ARCH_SRCS ${ARCHDIR}/s390_features.c) endif() if(WITH_DFLTCC_DEFLATE OR WITH_DFLTCC_INFLATE) list(APPEND ZLIB_ARCH_SRCS ${ARCHDIR}/dfltcc_common.c) endif() if(WITH_DFLTCC_DEFLATE) add_definitions(-DS390_DFLTCC_DEFLATE) list(APPEND ZLIB_ARCH_SRCS ${ARCHDIR}/dfltcc_deflate.c) endif() if(WITH_DFLTCC_INFLATE) add_definitions(-DS390_DFLTCC_INFLATE) list(APPEND ZLIB_ARCH_SRCS ${ARCHDIR}/dfltcc_inflate.c) endif() if(WITH_CRC32_VX) check_vgfma_intrinsics() if(HAVE_VGFMA_INTRIN) add_definitions(-DS390_CRC32_VX) set(CRC32_VX_SRCS ${ARCHDIR}/crc32-vx.c) list(APPEND ZLIB_ARCH_SRCS ${CRC32_VX_SRCS}) set_property(SOURCE ${CRC32_VX_SRCS} PROPERTY COMPILE_FLAGS "${VGFMAFLAG} ${NOLTOFLAG}") else() set(WITH_CRC32_VX OFF) endif() endif() elseif(BASEARCH_X86_FOUND) add_definitions(-DX86_FEATURES) list(APPEND ZLIB_ARCH_HDRS ${ARCHDIR}/x86_features.h) list(APPEND ZLIB_ARCH_SRCS ${ARCHDIR}/x86_features.c) if(MSVC) list(APPEND ZLIB_ARCH_HDRS fallback_builtins.h) endif() if(WITH_AVX2) check_avx2_intrinsics() if(HAVE_AVX2_INTRIN) add_definitions(-DX86_AVX2 -DX86_AVX2_ADLER32 -DX86_AVX_CHUNKSET) set(AVX2_SRCS ${ARCHDIR}/slide_hash_avx2.c) add_feature_info(AVX2_SLIDEHASH 1 "Support AVX2 optimized slide_hash, using \"${AVX2FLAG}\"") list(APPEND AVX2_SRCS ${ARCHDIR}/chunkset_avx.c) add_feature_info(AVX_CHUNKSET 1 "Support AVX optimized chunkset, using \"${AVX2FLAG}\"") list(APPEND AVX2_SRCS ${ARCHDIR}/compare256_avx2.c) add_feature_info(AVX2_COMPARE256 1 "Support AVX2 optimized compare256, using \"${AVX2FLAG}\"") list(APPEND AVX2_SRCS ${ARCHDIR}/adler32_avx2.c) add_feature_info(AVX2_ADLER32 1 "Support AVX2-accelerated adler32, using \"${AVX2FLAG}\"") list(APPEND ZLIB_ARCH_SRCS ${AVX2_SRCS}) set_property(SOURCE ${AVX2_SRCS} PROPERTY COMPILE_FLAGS "${AVX2FLAG} ${NOLTOFLAG}") else() set(WITH_AVX2 OFF) endif() endif() if(WITH_AVX512) check_avx512_intrinsics() if(HAVE_AVX512_INTRIN) add_definitions(-DX86_AVX512 -DX86_AVX512_ADLER32) list(APPEND AVX512_SRCS ${ARCHDIR}/adler32_avx512.c) add_feature_info(AVX512_ADLER32 1 "Support AVX512-accelerated adler32, using \"${AVX512FLAG}\"") list(APPEND ZLIB_ARCH_SRCS ${AVX512_SRCS}) list(APPEND ZLIB_ARCH_HDRS ${ARCHDIR}/adler32_avx512_p.h) if(HAVE_MASK_INTRIN) add_definitions(-DX86_MASK_INTRIN) endif() set_property(SOURCE ${AVX512_SRCS} PROPERTY COMPILE_FLAGS "${AVX512FLAG} ${NOLTOFLAG}") else() set(WITH_AVX512 OFF) endif() endif() if(WITH_AVX512VNNI) check_avx512vnni_intrinsics() if(HAVE_AVX512VNNI_INTRIN) add_definitions(-DX86_AVX512VNNI -DX86_AVX512VNNI_ADLER32) add_feature_info(AVX512VNNI_ADLER32 1 "Support AVX512VNNI adler32, using \"${AVX512VNNIFLAG}\"") list(APPEND AVX512VNNI_SRCS ${ARCHDIR}/adler32_avx512_vnni.c) list(APPEND ZLIB_ARCH_SRCS ${AVX512VNNI_SRCS}) set_property(SOURCE ${AVX512VNNI_SRCS} PROPERTY COMPILE_FLAGS "${AVX512VNNIFLAG} ${NOLTOFLAG}") else() set(WITH_AVX512VNNI OFF) endif() endif() if(WITH_SSE41) check_sse41_intrinsics() if(HAVE_SSE41_INTRIN) add_definitions(-DX86_SSE41) list(APPEND SSE41_SRCS ${ARCHDIR}/chunkset_sse41.c) list(APPEND ZLIB_ARCH_SRCS ${SSE41_SRCS}) set_property(SOURCE ${SSE41_SRCS} PROPERTY COMPILE_FLAGS "${SSE41FLAG} ${NOLTOFLAG}") else() set(WITH_SSE41 OFF) endif() endif() if(WITH_SSE42) check_sse42_intrinsics() if(HAVE_SSE42CRC_INLINE_ASM OR HAVE_SSE42CRC_INTRIN) add_definitions(-DX86_SSE42_CRC_HASH -DX86_SSE42_ADLER32) set(SSE42_SRCS ${ARCHDIR}/adler32_sse42.c ${ARCHDIR}/insert_string_sse42.c) add_feature_info(SSE42_CRC 1 "Support SSE4.2 optimized CRC hash generation, using \"${SSE42FLAG}\"") list(APPEND ZLIB_ARCH_SRCS ${SSE42_SRCS}) set_property(SOURCE ${SSE42_SRCS} PROPERTY COMPILE_FLAGS "${SSE42FLAG} ${NOLTOFLAG}") if(HAVE_SSE42CRC_INTRIN) add_definitions(-DX86_SSE42_CRC_INTRIN) endif() endif() if(NOT HAVE_SSE42CRC_INLINE_ASM AND NOT HAVE_SSE42CRC_INTRIN AND NOT HAVE_SSE42CMPSTR_INTRIN) set(WITH_SSE4 OFF) endif() endif() if(FORCE_TZCNT) add_definitions(-DX86_NOCHECK_TZCNT) endif() add_feature_info(FORCE_TZCNT FORCE_TZCNT "Assume CPU is TZCNT capable") if(WITH_SSE2) check_sse2_intrinsics() if(HAVE_SSE2_INTRIN) add_definitions(-DX86_SSE2 -DX86_SSE2_CHUNKSET -DX86_SSE2_SLIDEHASH) set(SSE2_SRCS ${ARCHDIR}/chunkset_sse2.c ${ARCHDIR}/compare256_sse2.c ${ARCHDIR}/slide_hash_sse2.c) list(APPEND ZLIB_ARCH_SRCS ${SSE2_SRCS}) if(NOT ${ARCH} MATCHES "x86_64") set_property(SOURCE ${SSE2_SRCS} PROPERTY COMPILE_FLAGS "${SSE2FLAG} ${NOLTOFLAG}") add_feature_info(FORCE_SSE2 FORCE_SSE2 "Assume CPU is SSE2 capable") if(FORCE_SSE2) add_definitions(-DX86_NOCHECK_SSE2) endif() endif() else() set(WITH_SSE2 OFF) endif() endif() if(WITH_SSSE3) check_ssse3_intrinsics() if(HAVE_SSSE3_INTRIN) add_definitions(-DX86_SSSE3 -DX86_SSSE3_ADLER32) set(SSSE3_SRCS ${ARCHDIR}/adler32_ssse3.c) add_feature_info(SSSE3_ADLER32 1 "Support SSSE3-accelerated adler32, using \"${SSSE3FLAG}\"") list(APPEND ZLIB_ARCH_SRCS ${SSSE3_SRCS}) set_property(SOURCE ${SSSE3_SRCS} PROPERTY COMPILE_FLAGS "${SSSE3FLAG} ${NOLTOFLAG}") else() set(WITH_SSSE3 OFF) endif() endif() if(WITH_PCLMULQDQ AND WITH_SSSE3 AND WITH_SSE42) check_pclmulqdq_intrinsics() if(HAVE_PCLMULQDQ_INTRIN AND HAVE_SSSE3_INTRIN) add_definitions(-DX86_PCLMULQDQ_CRC) set(PCLMULQDQ_SRCS ${ARCHDIR}/crc32_fold_pclmulqdq.c) add_feature_info(PCLMUL_CRC 1 "Support CRC hash generation using PCLMULQDQ, using \"${SSSE3FLAG} ${SSE42FLAG} ${PCLMULFLAG}\"") list(APPEND ZLIB_ARCH_SRCS ${PCLMULQDQ_SRCS}) set_property(SOURCE ${PCLMULQDQ_SRCS} PROPERTY COMPILE_FLAGS "${SSSE3FLAG} ${SSE42FLAG} ${PCLMULFLAG} ${NOLTOFLAG}") if(WITH_VPCLMULQDQ AND WITH_AVX512) check_vpclmulqdq_intrinsics() if(HAVE_VPCLMULQDQ_INTRIN AND HAVE_AVX512_INTRIN) add_definitions(-DX86_VPCLMULQDQ_CRC) set(VPCLMULQDQ_SRCS ${ARCHDIR}/crc32_fold_vpclmulqdq.c) add_feature_info(VPCLMUL_CRC 1 "Support CRC hash generation using VPCLMULQDQ, using \"${VPCLMULFLAG} ${AVX512FLAG}\"") list(APPEND ZLIB_ARCH_SRCS ${VPCLMULQDQ_SRCS}) set_property(SOURCE ${VPCLMULQDQ_SRCS} PROPERTY COMPILE_FLAGS "${VPCLMULFLAG} ${AVX512FLAG} ${NOLTOFLAG}") else() set(WITH_VPCLMULQDQ OFF) endif() else() set(WITH_VPCLMULQDQ OFF) endif() else() set(WITH_PCLMULQDQ OFF) set(WITH_VPCLMULQDQ OFF) endif() else() set(WITH_PCLMULQDQ OFF) set(WITH_VPCLMULQDQ OFF) endif() endif() endif() message(STATUS "Architecture-specific source files: ${ZLIB_ARCH_SRCS}") #============================================================================ # zconf.h #============================================================================ macro(generate_cmakein input output) file(REMOVE ${output}) file(STRINGS ${input} _lines) foreach(_line IN LISTS _lines) string(REGEX REPLACE "#ifdef HAVE_UNISTD_H.*" "@ZCONF_UNISTD_LINE@" _line "${_line}") string(REGEX REPLACE "#ifdef NEED_PTRDIFF_T.*" "@ZCONF_PTRDIFF_LINE@" _line "${_line}") if(NEED_PTRDIFF_T) string(REGEX REPLACE "typedef PTRDIFF_TYPE" "typedef @PTRDIFF_TYPE@" _line "${_line}") endif() file(APPEND ${output} "${_line}\n") endforeach() endmacro(generate_cmakein) generate_cmakein( ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h.in ${CMAKE_CURRENT_BINARY_DIR}/zconf${SUFFIX}.h.cmakein ) if(NOT CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR) # If we're doing an out of source build and the user has a zconf.h # in their source tree... if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h) message(STATUS "Renaming") message(STATUS " ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h") message(STATUS "to 'zconf${SUFFIX}.h.included' because this file is included with zlib") message(STATUS "but CMake generates it automatically in the build directory.") file(RENAME ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h.included) endif() # If we're doing an out of source build and the user has a zconf.h.cmakein # in their source tree... if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h.cmakein) message(STATUS "Renaming") message(STATUS " ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h.cmakein") message(STATUS "to 'zconf${SUFFIX}.h.cmakeincluded' because this file is included with zlib") message(STATUS "but CMake generates it automatically in the build directory.") file(RENAME ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h.cmakein ${CMAKE_CURRENT_SOURCE_DIR}/zconf${SUFFIX}.h.cmakeincluded) endif() endif() # Refer to prefix symbolically to ease relocation by end user, # as Makefile-generated .pc file does. if(INC_INSTALL_DIR STREQUAL "${CMAKE_INSTALL_PREFIX}/include") set(PC_INC_INSTALL_DIR "\${prefix}/include") else() set(PC_INC_INSTALL_DIR "${INC_INSTALL_DIR}") endif() if(LIB_INSTALL_DIR STREQUAL "${CMAKE_INSTALL_PREFIX}/lib") set(PC_LIB_INSTALL_DIR "\${exec_prefix}/lib") else() set(PC_LIB_INSTALL_DIR "${LIB_INSTALL_DIR}") endif() #============================================================================ # zlib #============================================================================ set(ZLIB_PUBLIC_HDRS ${CMAKE_CURRENT_BINARY_DIR}/zconf${SUFFIX}.h ${CMAKE_CURRENT_BINARY_DIR}/zlib_name_mangling${SUFFIX}.h ${CMAKE_CURRENT_BINARY_DIR}/zlib${SUFFIX}.h ) set(ZLIB_PRIVATE_HDRS adler32_p.h chunkset_tpl.h cpu_features.h crc32_braid_p.h crc32_braid_comb_p.h crc32_braid_tbl.h crc32_fold.h deflate.h deflate_p.h functable.h inffast.h inffixed_tbl.h inflate.h inflate_p.h inftrees.h insert_string_tpl.h match_tpl.h trees.h trees_emit.h trees_tbl.h zbuild.h zendian.h zutil.h ) set(ZLIB_SRCS adler32.c adler32_fold.c chunkset.c compare256.c compress.c cpu_features.c crc32_braid.c crc32_braid_comb.c crc32_fold.c deflate.c deflate_fast.c deflate_huff.c deflate_medium.c deflate_quick.c deflate_rle.c deflate_slow.c deflate_stored.c functable.c infback.c inffast.c inflate.c inftrees.c insert_string.c insert_string_roll.c slide_hash.c trees.c uncompr.c zutil.c ) set(ZLIB_GZFILE_PRIVATE_HDRS gzguts.h ) set(ZLIB_GZFILE_SRCS gzlib.c ${CMAKE_CURRENT_BINARY_DIR}/gzread.c gzwrite.c ) set(ZLIB_ALL_SRCS ${ZLIB_SRCS} ${ZLIB_ARCH_HDRS} ${ZLIB_ARCH_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS}) if(WITH_GZFILEOP) list(APPEND ZLIB_ALL_SRCS ${ZLIB_GZFILE_PRIVATE_HDRS} ${ZLIB_GZFILE_SRCS}) endif() if(NOT DEFINED BUILD_SHARED_LIBS OR BUILD_SHARED_LIBS) if(NOT MINGW AND NOT MSYS AND NOT CYGWIN) # If present will override custom build rule below. set(ZLIB_DLL_SRCS win32/zlib${SUFFIX}1.rc) endif() if(MINGW OR MSYS OR CYGWIN) # This gets us DLL resource information when compiling on MinGW. if(NOT CMAKE_RC_COMPILER) set(CMAKE_RC_COMPILER windres.exe) endif() add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/zlib1rc.obj COMMAND ${CMAKE_RC_COMPILER} -D GCC_WINDRES -I ${CMAKE_CURRENT_SOURCE_DIR} -I ${CMAKE_CURRENT_BINARY_DIR} -o ${CMAKE_CURRENT_BINARY_DIR}/zlib1rc.obj -i ${CMAKE_CURRENT_SOURCE_DIR}/win32/zlib${SUFFIX}1.rc) set(ZLIB_DLL_SRCS ${CMAKE_CURRENT_BINARY_DIR}/zlib1rc.obj) endif() endif() if(NOT DEFINED BUILD_SHARED_LIBS) add_library(zlib SHARED ${ZLIB_ALL_SRCS} ${ZLIB_DLL_SRCS}) add_library(zlibstatic STATIC ${ZLIB_ALL_SRCS}) set(ZLIB_INSTALL_LIBRARIES zlib zlibstatic) else() add_library(zlib ${ZLIB_ALL_SRCS}) if(BUILD_SHARED_LIBS) target_sources(zlib PRIVATE ${ZLIB_DLL_SRCS}) else() add_library(zlibstatic ALIAS zlib) endif() set(ZLIB_INSTALL_LIBRARIES zlib) endif() foreach(ZLIB_INSTALL_LIBRARY ${ZLIB_INSTALL_LIBRARIES}) target_include_directories(${ZLIB_INSTALL_LIBRARY} PUBLIC "$" "$") endforeach() if(WIN32) # Shared library if(NOT DEFINED BUILD_SHARED_LIBS OR BUILD_SHARED_LIBS) set_target_properties(zlib PROPERTIES OUTPUT_NAME zlib${SUFFIX}) endif() # Static library if(NOT DEFINED BUILD_SHARED_LIBS) if(MSVC) set_target_properties(zlibstatic PROPERTIES OUTPUT_NAME zlibstatic${SUFFIX}) else() set_target_properties(zlibstatic PROPERTIES OUTPUT_NAME z${SUFFIX}) endif() elseif(NOT BUILD_SHARED_LIBS) if(MSVC) set_target_properties(zlib PROPERTIES OUTPUT_NAME zlibstatic${SUFFIX}) else() set_target_properties(zlib PROPERTIES OUTPUT_NAME z${SUFFIX}) endif() endif() else() # On unix-like platforms the library is almost always called libz set_target_properties(${ZLIB_INSTALL_LIBRARIES} PROPERTIES OUTPUT_NAME z${SUFFIX}) endif() if(NOT DEFINED BUILD_SHARED_LIBS OR BUILD_SHARED_LIBS) set_target_properties(zlib PROPERTIES DEFINE_SYMBOL ZLIB_DLL) if(ZLIB_COMPAT) set(ZLIB_FULL_VERSION ${ZLIB_HEADER_VERSION}.zlib-ng) set_target_properties(zlib PROPERTIES SOVERSION 1) else() set(ZLIB_FULL_VERSION ${ZLIBNG_HEADER_VERSION}) set_target_properties(zlib PROPERTIES SOVERSION 2) endif() if(NOT CYGWIN) # This property causes shared libraries on Linux to have the full version # encoded into their final filename. We disable this on Cygwin because # it causes cygz-${ZLIB_FULL_VERSION}.dll to be created when cygz.dll # seems to be the default. # # This has no effect with MSVC, on that platform the version info for # the DLL comes from the resource file win32/zlib1.rc set_target_properties(zlib PROPERTIES VERSION ${ZLIB_FULL_VERSION}) endif() if(UNIX) if(HAVE_NO_INTERPOSITION) set_target_properties(zlib PROPERTIES COMPILE_FLAGS "-fno-semantic-interposition") endif() if(NOT APPLE) set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib${SUFFIX}.map\"") else() # Match configure/make's behavior (i.e. don't use @rpath on mac). set_target_properties(zlib PROPERTIES INSTALL_NAME_DIR "${LIB_INSTALL_DIR}") endif() endif() if(MSYS OR CYGWIN) # Suppress version number from shared library name set(CMAKE_SHARED_LIBRARY_NAME_WITH_VERSION 0) elseif(WIN32) # Creates zlib1.dll when building shared library version if(ZLIB_COMPAT) set_target_properties(zlib PROPERTIES SUFFIX "1.dll") else() set_target_properties(zlib PROPERTIES SUFFIX "2.dll") endif() endif() endif() if(HAVE_UNISTD_H) SET(ZCONF_UNISTD_LINE "#if 1 /* was set to #if 1 by configure/cmake/etc */") else() SET(ZCONF_UNISTD_LINE "#if 0 /* was set to #if 0 by configure/cmake/etc */") endif() if(NEED_PTRDIFF_T) SET(ZCONF_PTRDIFF_LINE "#if 1 /* was set to #if 1 by configure/cmake/etc */") else() SET(ZCONF_PTRDIFF_LINE "#ifdef NEED_PTRDIFF_T /* may be set to #if 1 by configure/cmake/etc */") endif() set(ZLIB_PC ${CMAKE_CURRENT_BINARY_DIR}/zlib${SUFFIX}.pc) configure_file(${CMAKE_CURRENT_SOURCE_DIR}/zlib.pc.cmakein ${ZLIB_PC} @ONLY) configure_file(${CMAKE_CURRENT_BINARY_DIR}/zconf${SUFFIX}.h.cmakein ${CMAKE_CURRENT_BINARY_DIR}/zconf${SUFFIX}.h @ONLY) configure_file(${CMAKE_CURRENT_SOURCE_DIR}/zlib${SUFFIX}.h.in ${CMAKE_CURRENT_BINARY_DIR}/zlib${SUFFIX}.h @ONLY) configure_file(${CMAKE_CURRENT_SOURCE_DIR}/gzread.c.in ${CMAKE_CURRENT_BINARY_DIR}/gzread.c @ONLY) if (NOT ZLIB_SYMBOL_PREFIX STREQUAL "") add_feature_info(ZLIB_SYMBOL_PREFIX ON "Publicly exported symbols have a custom prefix") configure_file(${CMAKE_CURRENT_SOURCE_DIR}/zlib_name_mangling${SUFFIX}.h.in ${CMAKE_CURRENT_BINARY_DIR}/zlib_name_mangling${SUFFIX}.h @ONLY) else() add_feature_info(ZLIB_SYMBOL_PREFIX OFF "Publicly exported symbols DO NOT have a custom prefix") configure_file(${CMAKE_CURRENT_SOURCE_DIR}/zlib_name_mangling.h.empty ${CMAKE_CURRENT_BINARY_DIR}/zlib_name_mangling${SUFFIX}.h COPYONLY) endif() # add_definitions(-DZLIB_SYMBOL_PREFIX=${ZLIB_SYMBOL_PREFIX}) # not needed if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL) install(TARGETS ${ZLIB_INSTALL_LIBRARIES} RUNTIME DESTINATION "${BIN_INSTALL_DIR}" ARCHIVE DESTINATION "${LIB_INSTALL_DIR}" LIBRARY DESTINATION "${LIB_INSTALL_DIR}") endif() if(NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL) install(FILES ${CMAKE_CURRENT_BINARY_DIR}/zlib${SUFFIX}.h DESTINATION "${INC_INSTALL_DIR}" RENAME zlib${SUFFIX}.h) install(FILES ${CMAKE_CURRENT_BINARY_DIR}/zlib_name_mangling${SUFFIX}.h DESTINATION "${INC_INSTALL_DIR}" RENAME zlib_name_mangling${SUFFIX}.h) install(FILES ${CMAKE_CURRENT_BINARY_DIR}/zconf${SUFFIX}.h DESTINATION "${INC_INSTALL_DIR}" RENAME zconf${SUFFIX}.h) endif() if(NOT SKIP_INSTALL_FILES AND NOT SKIP_INSTALL_ALL) install(FILES ${ZLIB_PC} DESTINATION "${PKGCONFIG_INSTALL_DIR}") endif() #============================================================================ # Example binaries #============================================================================ option(ZLIB_ENABLE_TESTS "Build test binaries" ON) if(ZLIB_ENABLE_TESTS) enable_testing() if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.12) add_subdirectory(test) if(WITH_BENCHMARKS) add_subdirectory(test/benchmarks) endif() else() message(WARNING "Minimum cmake version of 3.12 not met for GoogleTest or benchmarks!") endif() macro(configure_test_executable target) target_include_directories(${target} PUBLIC "$" "$") if(NOT WITH_GZFILEOP) target_compile_definitions(${target} PUBLIC -DWITH_GZFILEOP) target_sources(${target} PRIVATE ${ZLIB_GZFILE_PRIVATE_HDRS} ${ZLIB_GZFILE_SRCS}) endif() if(ZLIB_DUAL_LINK) find_package(ZLIB) if(ZLIB_FOUND) target_link_libraries(${target} ${ZLIB_LIBRARIES}) endif() endif() endmacro() macro(add_simple_test_executable target) add_executable(${target} test/${target}.c) configure_test_executable(${target}) target_link_libraries(${target} zlib) add_test(NAME ${target} COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $) endmacro() add_simple_test_executable(example) set(MINIGZIP_COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $) add_executable(minigzip test/minigzip.c) configure_test_executable(minigzip) if(NOT DEFINED BUILD_SHARED_LIBS) target_link_libraries(minigzip zlibstatic) else() target_link_libraries(minigzip zlib) endif() if(BASEARCH_S360_FOUND) if(WITH_DFLTCC_DEFLATE OR WITH_DFLTCC_INFLATE) set_source_files_properties(test/minigzip.c PROPERTIES COMPILE_DEFINITIONS BUFLEN=262144) endif() endif() set(MINIDEFLATE_COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $) add_executable(minideflate test/minideflate.c) configure_test_executable(minideflate) target_link_libraries(minideflate zlib) if(INSTALL_UTILS) install(TARGETS minigzip minideflate RUNTIME DESTINATION "${BIN_INSTALL_DIR}" ARCHIVE DESTINATION "${LIB_INSTALL_DIR}" LIBRARY DESTINATION "${LIB_INSTALL_DIR}") endif() set(SWITCHLEVELS_COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $) add_executable(switchlevels test/switchlevels.c) configure_test_executable(switchlevels) target_link_libraries(switchlevels zlib) add_simple_test_executable(infcover) if(NOT DEFINED BUILD_SHARED_LIBS OR BUILD_SHARED_LIBS) target_sources(infcover PRIVATE inftrees.c) endif() add_executable(makefixed tools/makefixed.c inftrees.c) target_include_directories(makefixed PUBLIC "$" "$") set(MAKEFIXED_COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $) add_test(NAME makefixed COMMAND ${CMAKE_COMMAND} "-DCOMMAND=${MAKEFIXED_COMMAND}" -DOUTPUT=${CMAKE_CURRENT_BINARY_DIR}/Testing/Temporary/inffixed_tbl._h -DCOMPARE=${CMAKE_CURRENT_SOURCE_DIR}/inffixed_tbl.h -DIGNORE_LINE_ENDINGS=ON -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/run-and-compare.cmake) add_executable(maketrees tools/maketrees.c trees.c zutil.c) target_include_directories(maketrees PUBLIC "$" "$") set(MAKETREES_COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $) add_test(NAME maketrees COMMAND ${CMAKE_COMMAND} "-DCOMMAND=${MAKETREES_COMMAND}" -DOUTPUT=${CMAKE_CURRENT_BINARY_DIR}/Testing/Temporary/trees_tbl._h -DCOMPARE=${CMAKE_CURRENT_SOURCE_DIR}/trees_tbl.h -DIGNORE_LINE_ENDINGS=ON -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/run-and-compare.cmake) add_executable(makecrct tools/makecrct.c) target_include_directories(makecrct PUBLIC "$" "$") set(MAKECRCT_COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $) add_test(NAME makecrct COMMAND ${CMAKE_COMMAND} "-DCOMMAND=${MAKECRCT_COMMAND}" -DOUTPUT=${CMAKE_CURRENT_BINARY_DIR}/Testing/Temporary/crc32_braid_tbl._h -DCOMPARE=${CMAKE_CURRENT_SOURCE_DIR}/crc32_braid_tbl.h -DIGNORE_LINE_ENDINGS=ON -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/run-and-compare.cmake) if(WITH_FUZZERS) add_subdirectory(test/fuzz) endif() macro(test_minigzip name path) # Construct compression arguments for minigzip set(compress_args -k -c) foreach(extra_arg IN ITEMS "${ARGN}") list(APPEND compress_args ${extra_arg}) endforeach() # Create unique friendly string for test string(REPLACE ";" "" arg_list "${ARGN}") string(REPLACE " " "" arg_list "${arg_list}") string(REPLACE "-" "" arg_list "${arg_list}") set(test_id minigzip-${name}-${arg_list}) if(NOT TEST ${test_id}) add_test(NAME ${test_id} COMMAND ${CMAKE_COMMAND} "-DTARGET=${MINIGZIP_COMMAND}" "-DCOMPRESS_ARGS=${compress_args}" "-DDECOMPRESS_ARGS=-d;-c" -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/${path} -DTEST_NAME=${test_id} -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) endif() endmacro() set(TEST_CONFIGS -R # Z_RLE -h # Z_HUFFMAN_ONLY -T # Direct store -0 # No compression -1 # Deflate quick -4 # Deflate medium (lazy matches) "-5;-F" # Deflate medium (Z_FIXED) -6 # Deflate medium -9 # Deflate slow "-9;-f" # Deflate slow (Z_FILTERED) ) file(GLOB_RECURSE TEST_FILE_PATHS LIST_DIRECTORIES false RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/test/data/*) foreach(TEST_FILE_PATH ${TEST_FILE_PATHS}) if("${TEST_FILE_PATH}" MATCHES ".gz$" OR "${TEST_FILE_PATH}" MATCHES ".out$" OR "${TEST_FILE_PATH}" MATCHES "/.git/" OR "${TEST_FILE_PATH}" MATCHES ".md$") continue() endif() foreach(TEST_CONFIG ${TEST_CONFIGS}) get_filename_component(TEST_NAME ${TEST_FILE_PATH} NAME) if (TEST_NAME STREQUAL "") continue() endif() test_minigzip(${TEST_NAME} ${TEST_FILE_PATH} ${TEST_CONFIG}) endforeach() endforeach() test_minigzip("detect-text" "test/data/lcet10.txt" -A) test_minigzip("detect-binary" "test/data/paper-100k.pdf" -A) set(CVES CVE-2002-0059 CVE-2004-0797 CVE-2005-1849 CVE-2005-2096) foreach(CVE ${CVES}) set(CVE_COMMAND ${CMAKE_CROSSCOMPILING_EMULATOR} $ -d) add_test(NAME ${CVE} COMMAND ${CMAKE_COMMAND} "-DCOMMAND=${CVE_COMMAND}" -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/${CVE}/test.gz "-DSUCCESS_EXIT=0;1" -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/run-and-redirect.cmake) endforeach() set(TEST_LEVELS 6 1 2) foreach(TEST_LEVEL ${TEST_LEVELS}) add_test(NAME CVE-2018-25032-fixed-level-${TEST_LEVEL} COMMAND ${CMAKE_COMMAND} "-DTARGET=${MINIDEFLATE_COMMAND}" "-DCOMPRESS_ARGS=-c;-k;-m;1;-w;-15;-s;4;-F;-${TEST_LEVEL}" "-DDECOMPRESS_ARGS=-c;-k;-d;-m;1;-w;-15;-${TEST_LEVEL}" -DGZIP_VERIFY=OFF -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/CVE-2018-25032/fixed.txt -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) add_test(NAME CVE-2018-25032-default-level-${TEST_LEVEL} COMMAND ${CMAKE_COMMAND} "-DTARGET=${MINIDEFLATE_COMMAND}" "-DCOMPRESS_ARGS=-c;-k;-m;1;-w;-15;-s;4;-${TEST_LEVEL}" "-DDECOMPRESS_ARGS=-c;-k;-d;-m;1;-w;-15;-${TEST_LEVEL}" -DGZIP_VERIFY=OFF -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/CVE-2018-25032/default.txt -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) endforeach() # Run tests targeting tools include(cmake/test-tools.cmake) add_test(NAME GH-361 COMMAND ${CMAKE_COMMAND} "-DTARGET=${MINIGZIP_COMMAND}" "-DCOMPRESS_ARGS=-c;-k;-4" -DTEST_NAME=GH-361-test-txt -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/GH-361/test.txt -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) add_test(NAME GH-364 COMMAND ${CMAKE_COMMAND} "-DCOMPRESS_TARGET=${SWITCHLEVELS_COMMAND}" "-DCOMPRESS_ARGS=1;5;9;3" "-DDECOMPRESS_TARGET=${MINIGZIP_COMMAND}" -DTEST_NAME=GH-364-test-bin -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/GH-364/test.bin -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) add_test(NAME GH-382 COMMAND ${CMAKE_COMMAND} "-DTARGET=${MINIDEFLATE_COMMAND}" "-DCOMPRESS_ARGS=-c;-m;1;-w;-15;-1;-s;4" "-DDECOMPRESS_ARGS=-c;-d;-m;1;-w;-15" -DGZIP_VERIFY=OFF -DTEST_NAME=GH-382-defneg3-dat -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/GH-382/defneg3.dat -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) add_test(NAME GH-536-segfault COMMAND ${CMAKE_COMMAND} "-DCOMPRESS_TARGET=${SWITCHLEVELS_COMMAND}" "-DCOMPRESS_ARGS=6;9744;1;91207" "-DDECOMPRESS_TARGET=${MINIGZIP_COMMAND}" -DCOMPARE=OFF -DGZIP_VERIFY=OFF -DTEST_NAME=GH-536-segfault-lcet10-txt -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/data/lcet10.txt -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) add_test(NAME GH-536-incomplete-read COMMAND ${CMAKE_COMMAND} "-DCOMPRESS_TARGET=${SWITCHLEVELS_COMMAND}" "-DCOMPRESS_ARGS=6;88933;1;195840;2;45761" "-DDECOMPRESS_TARGET=${MINIGZIP_COMMAND}" -DCOMPARE=OFF -DGZIP_VERIFY=OFF -DTEST_NAME=GH-536-incomplete-read-lcet10-txt -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/data/lcet10.txt -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) add_test(NAME GH-536-zero-stored-block COMMAND ${CMAKE_COMMAND} "-DCOMPRESS_TARGET=${SWITCHLEVELS_COMMAND}" "-DCOMPRESS_ARGS=6;15248;1;1050;2;25217" "-DDECOMPRESS_TARGET=${MINIGZIP_COMMAND}" -DCOMPARE=OFF -DGZIP_VERIFY=OFF -DTEST_NAME=GH-536-zero-stored-block-lcet10-txt -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/data/lcet10.txt -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) add_test(NAME GH-751 COMMAND ${CMAKE_COMMAND} "-DTARGET=${MINIGZIP_COMMAND}" -DTEST_NAME=GH-751-test-txt -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/test/GH-751/test.txt -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-compress.cmake) endif() add_feature_info(WITH_GZFILEOP WITH_GZFILEOP "Compile with support for gzFile related functions") add_feature_info(ZLIB_COMPAT ZLIB_COMPAT "Compile with zlib compatible API") add_feature_info(ZLIB_ENABLE_TESTS ZLIB_ENABLE_TESTS "Build test binaries") add_feature_info(ZLIB_DUAL_LINK ZLIB_DUAL_LINK "Dual link tests against system zlib") add_feature_info(WITH_SANITIZER WITH_SANITIZER "Enable sanitizer support") add_feature_info(WITH_FUZZERS WITH_FUZZERS "Build test/fuzz") add_feature_info(WITH_BENCHMARKS WITH_BENCHMARKS "Build test/benchmarks") add_feature_info(WITH_BENCHMARK_APPS WITH_BENCHMARK_APPS "Build application benchmarks") add_feature_info(WITH_OPTIM WITH_OPTIM "Build with optimisation") add_feature_info(WITH_NEW_STRATEGIES WITH_NEW_STRATEGIES "Use new strategies") add_feature_info(WITH_NATIVE_INSTRUCTIONS WITH_NATIVE_INSTRUCTIONS "Instruct the compiler to use the full instruction set on this host (gcc/clang -march=native)") add_feature_info(WITH_MAINTAINER_WARNINGS WITH_MAINTAINER_WARNINGS "Build with project maintainer warnings") add_feature_info(WITH_CODE_COVERAGE WITH_CODE_COVERAGE "Enable code coverage reporting") add_feature_info(WITH_INFLATE_STRICT WITH_INFLATE_STRICT "Build with strict inflate distance checking") add_feature_info(WITH_INFLATE_ALLOW_INVALID_DIST WITH_INFLATE_ALLOW_INVALID_DIST "Build with zero fill for inflate invalid distances") if(BASEARCH_ARM_FOUND) add_feature_info(WITH_ACLE WITH_ACLE "Build with ACLE") add_feature_info(WITH_NEON WITH_NEON "Build with NEON intrinsics") elseif(BASEARCH_PPC_FOUND) add_feature_info(WITH_ALTIVEC WITH_ALTIVEC "Build with AltiVec optimisations") add_feature_info(WITH_POWER8 WITH_POWER8 "Build with optimisations for POWER8") add_feature_info(WITH_POWER9 WITH_POWER9 "Build with optimisations for POWER9") elseif(BASEARCH_S360_FOUND) add_feature_info(WITH_DFLTCC_DEFLATE WITH_DFLTCC_DEFLATE "Build with DFLTCC intrinsics for compression on IBM Z") add_feature_info(WITH_DFLTCC_INFLATE WITH_DFLTCC_INFLATE "Build with DFLTCC intrinsics for decompression on IBM Z") add_feature_info(WITH_CRC32_VX WITH_CRC32_VX "Build with vectorized CRC32 on IBM Z") elseif(BASEARCH_X86_FOUND) add_feature_info(WITH_AVX2 WITH_AVX2 "Build with AVX2") add_feature_info(WITH_AVX512 WITH_AVX512 "Build with AVX512") add_feature_info(WITH_AVX512VNNI WITH_AVX512VNNI "Build with AVX512 VNNI") add_feature_info(WITH_SSE2 WITH_SSE2 "Build with SSE2") add_feature_info(WITH_SSSE3 WITH_SSSE3 "Build with SSSE3") add_feature_info(WITH_SSE41 WITH_SSE41 "Build with SSE41") add_feature_info(WITH_SSE42 WITH_SSE42 "Build with SSE42") add_feature_info(WITH_PCLMULQDQ WITH_PCLMULQDQ "Build with PCLMULQDQ") add_feature_info(WITH_VPCLMULQDQ WITH_VPCLMULQDQ "Build with VPCLMULQDQ") endif() add_feature_info(INSTALL_UTILS INSTALL_UTILS "Copy minigzip and minideflate during install") FEATURE_SUMMARY(WHAT ALL INCLUDE_QUIET_PACKAGES)