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177 lines
4.3 KiB
177 lines
4.3 KiB
cmake_minimum_required(VERSION 2.4.4) |
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set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS ON) |
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project(zlib C) |
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if(NOT DEFINED BUILD_SHARED_LIBS) |
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option(BUILD_SHARED_LIBS "Build a shared library form of zlib" ON) |
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endif() |
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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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enable_testing() |
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check_include_file(sys/types.h HAVE_SYS_TYPES_H) |
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check_include_file(stdint.h HAVE_STDINT_H) |
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check_include_file(stddef.h HAVE_STDDEF_H) |
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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) |
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# We add these other definitions here because CheckTypeSize.cmake |
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# in CMake 2.4.x does not automatically do so and we want |
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# compatibility with CMake 2.4.x. |
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if(HAVE_SYS_TYPES_H) |
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list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_SYS_TYPES_H) |
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endif() |
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if(HAVE_STDINT_H) |
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list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_STDINT_H) |
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endif() |
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if(HAVE_STDDEF_H) |
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list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_STDDEF_H) |
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endif() |
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check_type_size(off64_t OFF64_T) |
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if(HAVE_OFF64_T) |
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add_definitions(-D_LARGEFILE64_SOURCE) |
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endif() |
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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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if(NOT HAVE_FSEEKO) |
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add_definitions(-DNO_FSEEKO) |
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endif() |
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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 HAVE_UNISTD_H) |
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# |
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# Check for errno.h |
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check_include_file(errno.h HAVE_ERRNO_H) |
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if(NOT HAVE_ERRNO_H) |
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add_definitions(-DNO_ERRNO_H) |
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endif() |
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# |
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# Check for mmap support |
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# |
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set(mmap_test_code " |
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#include <sys/types.h> |
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#include <sys/mman.h> |
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#include <sys/stat.h> |
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caddr_t hello() { |
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return mmap((caddr_t)0, (off_t)0, PROT_READ, MAP_SHARED, 0, (off_t)0); |
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} |
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int main() { return 0; } |
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") |
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check_c_source_compiles("${mmap_test_code}" USE_MMAP) |
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if(USE_MMAP) |
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add_definitions(-DUSE_MMAP) |
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endif() |
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# |
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# Create the zlibdefs.h file. |
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# Note: we create it in CMAKE_CURRENT_SOURCE_DIR instead |
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# of CMAKE_CURRENT_BINARY_DIR because an empty zlibdefs.h |
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# is shipped with zlib in the source tree. |
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/zlibdefs.h.cmakein |
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${CMAKE_CURRENT_SOURCE_DIR}/zlibdefs.h) |
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if(MSVC) |
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set(CMAKE_DEBUG_POSTFIX "D") |
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add_definitions(-D_CRT_SECURE_NO_DEPRECATE) |
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add_definitions(-D_CRT_NONSTDC_NO_DEPRECATE) |
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endif() |
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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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zconf.h |
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zlib.h |
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zlibdefs.h |
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) |
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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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) |
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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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gzio.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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) |
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add_library(zlib ${ZLIB_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS}) |
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set_target_properties(zlib PROPERTIES DEFINE_SYMBOL ZLIB_DLL) |
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set_target_properties(zlib PROPERTIES VERSION 1.2.3.4) |
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set_target_properties(zlib PROPERTIES SOVERSION 1) |
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if(UNIX) |
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# On unix like platforms the library is almost always called libz |
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set_target_properties(zlib PROPERTIES OUTPUT_NAME z) |
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endif() |
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if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL ) |
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install(TARGETS zlib |
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RUNTIME DESTINATION bin |
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ARCHIVE DESTINATION lib |
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LIBRARY DESTINATION lib ) |
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endif() |
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if(NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL ) |
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install(FILES ${ZLIB_PUBLIC_HDRS} DESTINATION include) |
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endif() |
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if(NOT SKIP_INSTALL_FILES AND NOT SKIP_INSTALL_ALL ) |
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install(FILES zlib.3 DESTINATION share/man/man3) |
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endif() |
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#============================================================================ |
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# Example binaries |
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#============================================================================ |
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add_executable(example example.c) |
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target_link_libraries(example zlib) |
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add_test(example example) |
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add_executable(minigzip 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(example64 example.c) |
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target_link_libraries(example64 zlib) |
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set_target_properties(example64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64") |
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add_test(example64 example64) |
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add_executable(minigzip64 minigzip.c) |
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target_link_libraries(minigzip64 zlib) |
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set_target_properties(minigzip64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64") |
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endif()
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