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210 lines
6.6 KiB
210 lines
6.6 KiB
cmake_minimum_required(VERSION 3.5) |
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project(zlib |
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LANGUAGES C |
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VERSION 1.3.1.1) |
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option(ZLIB_BUILD_TESTING "Enable Zlib Examples as tests" ON) |
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option(ZLIB_BUILD_SHARED "Enable building zlib shared library" ON) |
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option(ZLIB_BUILD_STATIC "Enable building zlib static library" ON) |
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option(ZLIB_INSTALL_LIBRARIES "Enable installation of zlib" ON) |
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if(WIN32) |
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option(ZLIB_INSTALL_COMPAT_DLL "Install a copy as zlib1.dll" ON) |
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endif(WIN32) |
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include(CheckTypeSize) |
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include(CheckFunctionExists) |
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include(CheckIncludeFile) |
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include(CheckCSourceCompiles) |
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include(GNUInstallDirs) |
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# |
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# Check to see if we have large file support |
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# |
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set(CMAKE_REQUIRED_DEFINITIONS -D_LARGEFILE64_SOURCE=1) |
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check_type_size(off64_t OFF64_T) |
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set(CMAKE_REQUIRED_DEFINITIONS) # clear variable |
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# |
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# Check for fseeko |
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# |
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check_function_exists(fseeko HAVE_FSEEKO) |
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# |
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# Check for unistd.h |
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# |
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check_include_file(unistd.h Z_HAVE_UNISTD_H) |
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set(ZLIB_PC ${zlib_BINARY_DIR}/zlib.pc) |
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configure_file(${zlib_SOURCE_DIR}/zlib.pc.cmakein |
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${ZLIB_PC} @ONLY) |
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configure_file(${zlib_SOURCE_DIR}/zconf.h.cmakein |
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${zlib_BINARY_DIR}/zconf.h @ONLY) |
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include_directories(${zlib_BINARY_DIR} ${zlib_SOURCE_DIR}) |
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#============================================================================ |
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# zlib |
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#============================================================================ |
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set(ZLIB_PUBLIC_HDRS |
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${zlib_BINARY_DIR}/zconf.h |
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zlib.h) |
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set(ZLIB_PRIVATE_HDRS |
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crc32.h |
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deflate.h |
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gzguts.h |
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inffast.h |
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inffixed.h |
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inflate.h |
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inftrees.h |
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trees.h |
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zutil.h) |
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set(ZLIB_SRCS |
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adler32.c |
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compress.c |
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crc32.c |
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deflate.c |
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gzclose.c |
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gzlib.c |
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gzread.c |
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gzwrite.c |
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inflate.c |
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infback.c |
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inftrees.c |
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inffast.c |
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trees.c |
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uncompr.c |
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zutil.c) |
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set_source_files_properties(win32/zlib1.rc PROPERTIES |
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COMPILE_FLAGS $<$<STREQUAL:${CMAKE_RC_OUTPUT_EXTENSION},.obj>:-DGCC_WINDRES>) |
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if(WIN32) |
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set(zlib_static_suffix "s") |
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set(CMAKE_DEBUG_POSTFIX "d") |
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endif(WIN32) |
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if(ZLIB_BUILD_SHARED) |
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add_library(zlib SHARED |
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${ZLIB_SRCS} |
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${ZLIB_DLL_SRCS} |
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${ZLIB_PUBLIC_HDRS} |
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${ZLIB_PRIVATE_HDRS} |
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$<$<BOOL:${WIN32}>:win32/zlib1.rc>) |
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target_include_directories(zlib PUBLIC |
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$<BUILD_INTERFACE:${zlib_BINARY_DIR}> |
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$<BUILD_INTERFACE:${zlib_SOURCE_DIR}>) |
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target_compile_definitions(zlib |
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PRIVATE |
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$<$<BOOL:${HAVE_OFF64_T}>:_LARGEFILE64_SOURCE=1> |
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$<$<BOOL:NOT:${HAVE_FSEEKO}>:NO_FSEEKO> |
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$<$<BOOL:${MSVC}>:_CRT_SECURE_NO_DEPRECATE> |
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$<$<BOOL:${MSVC}>:_CRT_NONSTDC_NO_DEPRECATE>) |
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# The VERSION property causes shared libraries on Linux to have the full version |
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# encoded into their final filename. We disable this on Cygwin because |
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# it causes cygz-${ZLIB_FULL_VERSION}.dll to be created when cygz.dll |
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# seems to be the default. |
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# |
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# This has no effect with MSVC, on that platform the version info for |
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# the DLL comes from the resource file win32/zlib1.rc |
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set_target_properties(zlib PROPERTIES |
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DEFINE_SYMBOL ZLIB_DLL |
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OUTPUT_NAME z |
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SOVERSION 1 |
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$<$<BOOL:NOT:$CYGWIN}>:VERSION ${zlib_VERSION}>) |
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if(UNIX AND NOT APPLE AND NOT(CMAKE_SYSTEM_NAME STREQUAL AIX)) |
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# On unix-like platforms the library is almost always called libz |
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set_target_properties(zlib PROPERTIES |
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LINK_FLAGS "-Wl,--version-script,\"${zlib_SOURCE_DIR}/zlib.map\"") |
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endif(UNIX AND NOT APPLE AND NOT(CMAKE_SYSTEM_NAME STREQUAL AIX)) |
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endif(ZLIB_BUILD_SHARED) |
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if(ZLIB_BUILD_STATIC) |
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add_library(zlibstatic STATIC |
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${ZLIB_SRCS} |
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${ZLIB_PUBLIC_HDRS} |
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${ZLIB_PRIVATE_HDRS}) |
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target_include_directories(zlibstatic PUBLIC |
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$<BUILD_INTERFACE:${zlib_BINARY_DIR}> |
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$<BUILD_INTERFACE:${zlib_SOURCE_DIR}>) |
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target_compile_definitions(zlibstatic |
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PRIVATE |
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$<$<BOOL:NOT:${HAVE_FSEEKO}>:NO_FSEEKO> |
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$<$<BOOL:${MSVC}>:_CRT_SECURE_NO_DEPRECATE> |
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$<$<BOOL:${MSVC}>:_CRT_NONSTDC_NO_DEPRECATE> |
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PUBLIC |
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$<$<BOOL:${HAVE_OFF64_T}>:_LARGEFILE64_SOURCE=1>) |
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set_target_properties(zlibstatic PROPERTIES |
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EXPORT_NAME ZLIBSTATIC |
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OUTPUT_NAME z${zlib_static_suffix}) |
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endif(ZLIB_BUILD_STATIC) |
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if(ZLIB_INSTALL_LIBRARIES) |
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if(ZLIB_BUILD_SHARED) |
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install(TARGETS zlib |
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COMPONENT Runtime |
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RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}" |
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ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}" |
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LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}") |
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if(ZLIB_INSTALL_COMPAT_DLL) |
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install(FILES $<TARGET_FILE:zlib> |
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COMPONENT Runtime |
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RENAME zlib1.dll |
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DESTINATION "${CMAKE_INSTALL_BINDIR}") |
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endif(ZLIB_INSTALL_COMPAT_DLL) |
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if(MSVC) |
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install(FILES $<TARGET_PDB_FILE:zlib> |
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COMPONENT Runtime |
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DESTINATION ${CMAKE_INSTALL_BINDIR} |
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CONFIGURATIONS Debug OR RelWithDebInfo |
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OPTIONAL |
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) |
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endif(MSVC) |
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endif(ZLIB_BUILD_SHARED) |
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if(ZLIB_BUILD_STATIC) |
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install(TARGETS zlibstatic |
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COMPONENT Development |
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RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}" |
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ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}" |
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LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}") |
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endif(ZLIB_BUILD_STATIC) |
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install(FILES ${ZLIB_PUBLIC_HDRS} |
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COMPONENT Development |
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DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}" |
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FILES zlib.3 |
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COMPONENT Development |
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DESTINATION "${CMAKE_INSTALL_MANDIR}/man3" |
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FILES ${ZLIB_PC} |
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COMPONENT Development |
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DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig") |
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endif(ZLIB_INSTALL_LIBRARIES) |
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#============================================================================ |
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# Example binaries |
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#============================================================================ |
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if(ZLIB_BUILD_TESTING) |
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enable_testing() |
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add_executable(zlib_example test/example.c) |
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target_link_libraries(zlib_example zlib) |
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add_test(zlib_example zlib_example) |
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add_executable(minigzip test/minigzip.c) |
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target_link_libraries(minigzip zlib) |
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if(HAVE_OFF64_T) |
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add_executable(zlib_example64 test/example.c) |
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target_compile_definitions(zlib_example64 PRIVATE LARGEFILE64_SOURCE=1) |
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target_link_libraries(zlib_example64 zlib) |
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add_test(zlib_example64 zlib_example64) |
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add_executable(minigzip64 test/minigzip.c) |
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target_compile_definitions(minigzip64 PRIVATE LARGEFILE64_SOURCE=1) |
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target_link_libraries(minigzip64 zlib) |
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endif(HAVE_OFF64_T) |
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endif(ZLIB_BUILD_TESTING)
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