cmake_minimum_required(VERSION 3.10.0) set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS ON) # CMake 3.0 changed the project command, setting policy CMP0048 reverts to the old behaviour. # See http://www.cmake.org/cmake/help/v3.0/policy/CMP0048.html cmake_policy(PUSH) if(CMAKE_MAJOR_VERSION GREATER 2) cmake_policy(SET CMP0048 NEW) endif() project(zlib C) SET (ZLIB_VERSION_MAJOR 1) SET (ZLIB_VERSION_MINOR 2) SET (ZLIB_VERSION_PATCH 11) SET (ZLIB_VERSION ${ZLIB_VERSION_MAJOR}.${ZLIB_VERSION_MINOR}.${ZLIB_VERSION_PATCH}) SET (ZLIB_SOVERSION 1) SET (PROJECT_VERSION "${ZLIB_VERSION}") cmake_policy(POP) option(ASM686 "Enable building i686 assembly implementation") option(AMD64 "Enable building amd64 assembly implementation") #set(INSTALL_BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin" CACHE PATH "Installation directory for executables") #set(INSTALL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE PATH "Installation directory for libraries") #set(INSTALL_INC_DIR "${CMAKE_INSTALL_PREFIX}/include" CACHE PATH "Installation directory for headers") #set(INSTALL_MAN_DIR "${CMAKE_INSTALL_PREFIX}/share/man" CACHE PATH "Installation directory for manual pages") #set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_PREFIX}/share/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files") include(CheckTypeSize) include(CheckFunctionExists) include(CheckIncludeFile) include(CheckCSourceCompiles) enable_testing() check_include_file(sys/types.h HAVE_SYS_TYPES_H) check_include_file(stdint.h HAVE_STDINT_H) check_include_file(stddef.h HAVE_STDDEF_H) # # Check to see if we have large file support # set(CMAKE_REQUIRED_DEFINITIONS -D_LARGEFILE64_SOURCE=1) # We add these other definitions here because CheckTypeSize.cmake # in CMake 2.4.x does not automatically do so and we want # compatibility with CMake 2.4.x. if(HAVE_SYS_TYPES_H) list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_SYS_TYPES_H) endif() if(HAVE_STDINT_H) list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_STDINT_H) endif() if(HAVE_STDDEF_H) list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_STDDEF_H) endif() check_type_size(off64_t OFF64_T) if(HAVE_OFF64_T) add_definitions(-D_LARGEFILE64_SOURCE=1) endif() set(CMAKE_REQUIRED_DEFINITIONS) # clear variable # # Check for fseeko # check_function_exists(fseeko HAVE_FSEEKO) if(NOT HAVE_FSEEKO) add_definitions(-DNO_FSEEKO) endif() # # Check for unistd.h # check_include_file(unistd.h Z_HAVE_UNISTD_H) if(MSVC) SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4131 /wd4127 /wd4244") set(CMAKE_DEBUG_POSTFIX "d") add_definitions(-D_CRT_SECURE_NO_DEPRECATE) add_definitions(-D_CRT_NONSTDC_NO_DEPRECATE) include_directories(${CMAKE_CURRENT_SOURCE_DIR}) endif() 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.h) message(STATUS "Renaming") message(STATUS " ${CMAKE_CURRENT_SOURCE_DIR}/zconf.h") message(STATUS "to 'zconf.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.h ${CMAKE_CURRENT_SOURCE_DIR}/zconf.h.included) endif() endif() set(ZLIB_PC ${CMAKE_CURRENT_BINARY_DIR}/zlib.pc) configure_file( ${CMAKE_CURRENT_SOURCE_DIR}/zlib.pc.cmakein ${ZLIB_PC} @ONLY) configure_file( ${CMAKE_CURRENT_SOURCE_DIR}/zconf.h.cmakein ${CMAKE_CURRENT_BINARY_DIR}/zconf.h @ONLY) include_directories(${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_SOURCE_DIR}) #============================================================================ # zlib #============================================================================ set(ZLIB_PUBLIC_HDRS ${CMAKE_CURRENT_BINARY_DIR}/zconf.h zlib.h ) set(ZLIB_PRIVATE_HDRS crc32.h deflate.h gzguts.h inffast.h inffixed.h inflate.h inftrees.h trees.h zutil.h ) set(ZLIB_SRCS adler32.c compress.c crc32.c deflate.c gzclose.c gzlib.c gzread.c gzwrite.c inflate.c infback.c inftrees.c inffast.c trees.c uncompr.c zutil.c ) if(NOT MINGW) set(ZLIB_DLL_SRCS win32/zlib1.rc # If present will override custom build rule below. ) endif() if(CMAKE_COMPILER_IS_GNUCC) if(ASM686) set(ZLIB_ASMS contrib/asm686/match.S) elseif (AMD64) set(ZLIB_ASMS contrib/amd64/amd64-match.S) endif () if(ZLIB_ASMS) add_definitions(-DASMV) set_source_files_properties(${ZLIB_ASMS} PROPERTIES LANGUAGE C COMPILE_FLAGS -DNO_UNDERLINE) endif() endif() if(MSVC) if(ASM686) ENABLE_LANGUAGE(ASM_MASM) set(ZLIB_ASMS contrib/masmx86/inffas32.asm contrib/masmx86/match686.asm ) elseif (AMD64) ENABLE_LANGUAGE(ASM_MASM) set(ZLIB_ASMS contrib/masmx64/gvmat64.asm contrib/masmx64/inffasx64.asm ) endif() if(ZLIB_ASMS) add_definitions(-DASMV -DASMINF) endif() endif() # parse the full version number from zlib.h and include in ZLIB_FULL_VERSION file(READ ${CMAKE_CURRENT_SOURCE_DIR}/zlib.h _zlib_h_contents) string(REGEX REPLACE ".*#define[ \t]+ZLIB_VERSION[ \t]+\"([-0-9A-Za-z.]+)\".*" "\\1" ZLIB_FULL_VERSION ${_zlib_h_contents}) if(MINGW) # 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/zlib1.rc) set(ZLIB_DLL_SRCS ${CMAKE_CURRENT_BINARY_DIR}/zlib1rc.obj) endif(MINGW) add_library(zlibstatic STATIC ${ZLIB_SRCS} ${ZLIB_ASMS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS}) IF(WIN32) INSTALL( TARGETS zlibstatic EXPORT "${TARGETS_EXPORT_NAME}" LIBRARY DESTINATION ${ASSIMP_LIB_INSTALL_DIR} ARCHIVE DESTINATION ${ASSIMP_LIB_INSTALL_DIR} RUNTIME DESTINATION ${ASSIMP_BIN_INSTALL_DIR} COMPONENT ${LIBASSIMP_COMPONENT}) ENDIF()