Files
libgit2/cmake/SelectZlib.cmake
Edward Thomson e0c255dbd6 zlib: add zlib backend status to git2_features.h
Add the status of the zlib backend (builtin or external) to
`git2_features.h`.
2024-12-22 15:37:56 +00:00

39 lines
1.4 KiB
CMake

# Optional external dependency: zlib
include(SanitizeBool)
SanitizeBool(USE_BUNDLED_ZLIB)
if(USE_BUNDLED_ZLIB STREQUAL ON)
set(USE_BUNDLED_ZLIB "Bundled")
set(GIT_COMPRESSION_BUILTIN)
endif()
if(USE_BUNDLED_ZLIB STREQUAL "OFF")
find_package(ZLIB)
if(ZLIB_FOUND)
list(APPEND LIBGIT2_SYSTEM_INCLUDES ${ZLIB_INCLUDE_DIRS})
list(APPEND LIBGIT2_SYSTEM_LIBS ${ZLIB_LIBRARIES})
if(APPLE OR CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
list(APPEND LIBGIT2_PC_LIBS "-lz")
else()
list(APPEND LIBGIT2_PC_REQUIRES "zlib")
endif()
add_feature_info(zlib ON "using system zlib")
set(GIT_COMPRESSION_ZLIB 1)
else()
message(STATUS "zlib was not found; using bundled 3rd-party sources." )
endif()
endif()
if(USE_BUNDLED_ZLIB STREQUAL "Chromium")
add_subdirectory("${PROJECT_SOURCE_DIR}/deps/chromium-zlib" "${PROJECT_BINARY_DIR}/deps/chromium-zlib")
list(APPEND LIBGIT2_DEPENDENCY_INCLUDES "${PROJECT_SOURCE_DIR}/deps/chromium-zlib")
list(APPEND LIBGIT2_DEPENDENCY_OBJECTS $<TARGET_OBJECTS:chromium_zlib>)
add_feature_info(zlib ON "using (Chromium) bundled zlib")
set(GIT_COMPRESSION_BUILTIN 1)
elseif(USE_BUNDLED_ZLIB OR NOT ZLIB_FOUND)
add_subdirectory("${PROJECT_SOURCE_DIR}/deps/zlib" "${PROJECT_BINARY_DIR}/deps/zlib")
list(APPEND LIBGIT2_DEPENDENCY_INCLUDES "${PROJECT_SOURCE_DIR}/deps/zlib")
list(APPEND LIBGIT2_DEPENDENCY_OBJECTS $<TARGET_OBJECTS:zlib>)
add_feature_info(zlib ON "using bundled zlib")
set(GIT_COMPRESSION_BUILTIN 1)
endif()