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[cmake] Emit warnings for contradictory build settings #3975

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Merged
Cyan4973 merged 1 commit into from
Mar 21, 2024
Merged

[cmake] Emit warnings for contradictory build settings #3975

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6 changes: 6 additions & 0 deletions build/cmake/lib/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -152,11 +152,17 @@ if (ZSTD_BUILD_STATIC)
add_definition(libzstd_static ZDICTLIB_STATIC_API)
endif ()
if (ZSTD_BUILD_SHARED AND NOT ZSTD_BUILD_STATIC)
if (NOT BUILD_SHARED_LIBS)
message(WARNING "BUILD_SHARED_LIBS is OFF, but ZSTD_BUILD_SHARED is ON and ZSTD_BUILD_STATIC is OFF, which takes precedence, so libzstd is a shared library")
endif ()
add_library(libzstd INTERFACE)
target_link_libraries(libzstd INTERFACE libzstd_shared)
list(APPEND library_targets libzstd)
endif ()
if (ZSTD_BUILD_STATIC AND NOT ZSTD_BUILD_SHARED)
if (BUILD_SHARED_LIBS)
message(WARNING "BUILD_SHARED_LIBS is ON, but ZSTD_BUILD_SHARED is OFF and ZSTD_BUILD_STATIC is ON, which takes precedence, is set so libzstd is a static library")
endif ()
add_library(libzstd INTERFACE)
target_link_libraries(libzstd INTERFACE libzstd_static)
list(APPEND library_targets libzstd)
Expand Down