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externals: allow users to use system Zstandard (#7083)

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Castor215 2023-10-22 00:10:02 +01:00 • committed by GitHub
parent 2416258117
commit 4ac10c4a9d
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3 changed files with 19 additions and 6 deletions
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20
externals/CMakeLists.txt vendored
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@ -211,11 +211,21 @@ if (ENABLE_LIBUSB AND NOT USE_SYSTEM_LIBUSB)
endif()
# Zstandard
set(ZSTD_LEGACY_SUPPORT OFF)
set(ZSTD_BUILD_PROGRAMS OFF)
set(ZSTD_BUILD_SHARED OFF)
add_subdirectory(zstd/build/cmake EXCLUDE_FROM_ALL)
target_include_directories(libzstd_static INTERFACE $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/externals/zstd/lib>)
if(USE_SYSTEM_ZSTD)
find_package(zstd REQUIRED)
add_library(zstd INTERFACE)
if(TARGET zstd::libzstd_shared)
message(STATUS "Found system Zstandard")
endif()
target_link_libraries(zstd INTERFACE zstd::libzstd_shared)
else()
set(ZSTD_LEGACY_SUPPORT OFF)
set(ZSTD_BUILD_PROGRAMS OFF)
set(ZSTD_BUILD_SHARED OFF)
add_subdirectory(zstd/build/cmake EXCLUDE_FROM_ALL)
target_include_directories(libzstd_static INTERFACE $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/externals/zstd/lib>)
add_library(zstd ALIAS libzstd_static)
endif()
# ENet
add_subdirectory(enet)