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DDNet_Server/cmake/FindZLIB.cmake
Your Name ff5da79d57 init
2023-04-14 23:38:34 +08:00

84 lines
2.1 KiB
CMake
Executable File

if(NOT PREFER_BUNDLED_LIBS)
set(CMAKE_MODULE_PATH ${ORIGINAL_CMAKE_MODULE_PATH})
find_package(ZLIB)
set(CMAKE_MODULE_PATH ${OWN_CMAKE_MODULE_PATH})
if(ZLIB_FOUND)
set(ZLIB_BUNDLED OFF)
set(ZLIB_DEP)
endif()
endif()
if(CMAKE_SYSTEM_NAME STREQUAL "Emscripten")
set_extra_dirs_lib(ZLIB zlib)
find_library(ZLIB_LIBRARY
NAMES z
HINTS ${HINTS_ZLIB_LIBDIR} ${PC_ZLIB_LIBDIR} ${PC_ZLIB_LIBRARY_DIRS}
PATHS ${PATHS_ZLIB_LIBDIR}
${CROSSCOMPILING_NO_CMAKE_SYSTEM_PATH}
)
set_extra_dirs_include(ZLIB zlib "${ZLIB_LIBRARY}")
find_path(ZLIB_INCLUDEDIR1 zlib.h
PATH_SUFFIXES zlib
HINTS ${HINTS_ZLIB_INCLUDEDIR} ${PC_ZLIB_INCLUDEDIR} ${PC_ZLIB_INCLUDE_DIRS}
PATHS ${PATHS_ZLIB_INCLUDEDIR}
${CROSSCOMPILING_NO_CMAKE_SYSTEM_PATH}
)
find_path(ZLIB_INCLUDEDIR2 zconf.h
PATH_SUFFIXES zlib
HINTS ${HINTS_ZLIB_INCLUDEDIR} ${PC_ZLIB_INCLUDEDIR} ${PC_ZLIB_INCLUDE_DIRS}
PATHS ${PATHS_ZLIB_INCLUDEDIR}
${CROSSCOMPILING_NO_CMAKE_SYSTEM_PATH}
)
if(ZLIB_LIBRARY AND ZLIB_INCLUDEDIR1 AND ZLIB_INCLUDEDIR2)
set(ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDEDIR1} ${ZLIB_INCLUDEDIR2})
set(ZLIB_LIBRARIES ${ZLIB_LIBRARY})
set(ZLIB_FOUND TRUE)
endif()
endif()
if(NOT ZLIB_FOUND)
set(ZLIB_BUNDLED ON)
set(ZLIB_SRC_DIR src/engine/external/zlib)
set_src(ZLIB_SRC GLOB ${ZLIB_SRC_DIR}
adler32.c
compress.c
crc32.c
crc32.h
deflate.c
deflate.h
gzclose.c
gzguts.h
gzlib.c
gzread.c
gzwrite.c
infback.c
inffast.c
inffast.h
inffixed.h
inflate.c
inflate.h
inftrees.c
inftrees.h
trees.c
trees.h
uncompr.c
zconf.h
zlib.h
zutil.c
zutil.h
)
add_library(zlib EXCLUDE_FROM_ALL OBJECT ${ZLIB_SRC})
set(ZLIB_INCLUDEDIR ${ZLIB_SRC_DIR})
target_include_directories(zlib PRIVATE ${ZLIB_INCLUDEDIR})
set(ZLIB_DEP $<TARGET_OBJECTS:zlib>)
set(ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDEDIR})
set(ZLIB_LIBRARIES)
list(APPEND TARGETS_DEP zlib)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(ZLIB DEFAULT_MSG ZLIB_INCLUDEDIR)
endif()