tiledb: fix build on darwin; libpqxx: use lib.meta.availableOn to only run...

--- a/tiledb/sm/misc/generate_embedded_data_header.script.cmake

+++ b/tiledb/sm/misc/generate_embedded_data_header.script.cmake

@@ -40,11 +40,7 @@

 string(MAKE_C_IDENTIFIER ${INPUT_FILENAME} INPUT_VARIABLE)

 message(DEBUG "Compressing ${INPUT_FILE} to ${compressed_file}")

-file(ARCHIVE_CREATE OUTPUT "${compressed_file}" PATHS ${INPUT_FILE} FORMAT raw COMPRESSION Zstd

-    # Level 12 was found to have the best balance between compression ratio and speed

-    # but is available in CMake 3.26+.

-    COMPRESSION_LEVEL 9

-)

+execute_process(COMMAND zstd -9 -c "${INPUT_FILE}" OUTPUT_FILE "${compressed_file}")

 file(SIZE ${compressed_file} COMPRESSED_SIZE)

 message(DEBUG "Compressed size: ${COMPRESSED_SIZE} bytes")

  nlohmann_json,

  c-blosc2,

  useAVX2 ? stdenv.hostPlatform.avx2Support,

  libpqxx,

}:

let

    hash = "sha256-wzeWLwwsZXtrKsmlglZG7YvIki/ba7IwsDBq+40ltcg=";

  };

  patches = lib.optionals stdenv.hostPlatform.isDarwin [ ./generate_embedded_data_header.patch ];

  postPatch = ''

    substituteInPlace tiledb/sm/misc/test/unit_parse_argument.cc \

      --replace-fail '"catch.hpp"' '<catch2/catch_all.hpp>'

    curl

    file

    libpng

    libpqxx

    lz4

    nlohmann_json

    onetbb