athena/extern/zlib/CMakeLists.txt

43 lines
1.0 KiB
CMake

if (APPLE)
# always use toolchain zlib
set(ZLIB_REQUIRED REQUIRED)
endif ()
find_package(ZLIB ${ZLIB_REQUIRED})
if (ZLIB_FOUND)
add_library(z ALIAS ZLIB::ZLIB) # alias hack to allow use from global context
set(ZLIB_LIBRARIES z CACHE STRING "zlib libraries" FORCE)
else ()
message(STATUS "Using Athena's built-in zlib")
add_library(z
adler32.c
compress.c
crc32.c
deflate.c
infback.c
inffast.c
inflate.c
inftrees.c
trees.c
uncompr.c
zutil.c
crc32.h
deflate.h
gzguts.h
inffast.h
inffixed.h
inflate.h
inftrees.h
trees.h
zconf.h
zlib.h
zutil.h)
if (WIN32 AND NOT UNIX)
install(FILES zconf.h zlib.h DESTINATION include COMPONENT zlib)
install(TARGETS z DESTINATION lib COMPONENT zlib)
else ()
target_compile_options(z PRIVATE -Wno-implicit-fallthrough)
endif ()
target_include_directories(z INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
set(ZLIB_LIBRARIES z CACHE STRING "zlib libraries" FORCE)
endif ()