spv-legacy-decoder: Make 'data' parameter to decode_spvdx_table() const.

[pspp] / src / output / spv / spv-legacy-decoder.h

diff --git a/src/output/spv/spv-legacy-decoder.h b/src/output/spv/spv-legacy-decoder.h
index 0b88811a6842717dc08d7cc7576ab284d7b87c24..bc1ffe1807acee23292c9f87773eb9d70af9fd9c 100644 (file)
--- a/src/output/spv/spv-legacy-decoder.h
+++ b/src/output/spv/spv-legacy-decoder.h
@@ -31,7 +31,7 @@ struct pivot_table_look;
 char *decode_spvdx_table (const struct spvdx_visualization *,
                           const char *subtype,
                           const struct pivot_table_look *,
-                          struct spv_data *,
+                          const struct spv_data *,
                           struct pivot_table **outp)
   WARN_UNUSED_RESULT;