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| author | sfan5 <sfan5@live.de> | 2021-09-01 10:37:38 +0200 |
|---|---|---|
| committer | sfan5 <sfan5@live.de> | 2021-09-01 22:20:38 +0200 |
| commit | 70dafcf5da29ff772ca6d4dcdd24d5548a0ddd31 (patch) | |
| tree | 30c835478cd1bbc11cbf30c4aca592d21ef95d97 | |
| parent | d1624a552151bcb152b7abf63df6501b63458d78 (diff) | |
| download | minetest-70dafcf5da29ff772ca6d4dcdd24d5548a0ddd31.tar.gz minetest-70dafcf5da29ff772ca6d4dcdd24d5548a0ddd31.tar.bz2 minetest-70dafcf5da29ff772ca6d4dcdd24d5548a0ddd31.zip | |
Check for required libzstd APIs in cmake
It's very unlikely that anyone uses a zstd version this old, but if they do fail early.
| -rw-r--r-- | cmake/Modules/FindZstd.cmake | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/cmake/Modules/FindZstd.cmake b/cmake/Modules/FindZstd.cmake index 461e4d5a6..e28e1334b 100644 --- a/cmake/Modules/FindZstd.cmake +++ b/cmake/Modules/FindZstd.cmake @@ -4,6 +4,22 @@ find_path(ZSTD_INCLUDE_DIR NAMES zstd.h) find_library(ZSTD_LIBRARY NAMES zstd) +if(ZSTD_INCLUDE_DIR AND ZSTD_LIBRARY) + # Check that the API we use exists + include(CheckSymbolExists) + unset(HAVE_ZSTD_INITCSTREAM CACHE) + set(CMAKE_REQUIRED_INCLUDES ${ZSTD_INCLUDE_DIR}) + set(CMAKE_REQUIRED_LIBRARIES ${ZSTD_LIBRARY}) + check_symbol_exists(ZSTD_initCStream zstd.h HAVE_ZSTD_INITCSTREAM) + unset(CMAKE_REQUIRED_INCLUDES) + unset(CMAKE_REQUIRED_LIBRARIES) + + if(NOT HAVE_ZSTD_INITCSTREAM) + unset(ZSTD_INCLUDE_DIR CACHE) + unset(ZSTD_LIBRARY CACHE) + endif() +endif() + include(FindPackageHandleStandardArgs) find_package_handle_standard_args(Zstd DEFAULT_MSG ZSTD_LIBRARY ZSTD_INCLUDE_DIR) |