[SCM] PostGIS branch stable-3.6 updated. 3.6.0-10-gd3f3a8bf9

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- Log -----------------------------------------------------------------
commit d3f3a8bf9e23c32beb28a04c490930fd82cba95d
Author: Paul Ramsey <pramsey at cleverelephant.ca>
Date:   Thu Oct 2 08:56:08 2025 -0700

    Pg19 build support

diff --git a/libpgcommon/lwgeom_pg.h b/libpgcommon/lwgeom_pg.h
index 102d84f35..6474de8c4 100644
--- a/libpgcommon/lwgeom_pg.h
+++ b/libpgcommon/lwgeom_pg.h
@@ -88,13 +88,23 @@ void pg_install_lwgeom_handlers(void);
 
 /* Argument handling macros */
 #define PG_GETARG_GSERIALIZED_P(varno) ((GSERIALIZED *)PG_DETOAST_DATUM(PG_GETARG_DATUM(varno)))
+
 #define PG_GETARG_GSERIALIZED_P_COPY(varno) ((GSERIALIZED *)PG_DETOAST_DATUM_COPY(PG_GETARG_DATUM(varno)))
+
 #define PG_GSERIALIZED_DATUM_NEEDS_DETOAST(datum) \
 	(VARATT_IS_EXTENDED((datum)) || VARATT_IS_EXTERNAL((datum)) || VARATT_IS_COMPRESSED((datum)))
+
+#if POSTGIS_PGSQL_VERSION >= 190
+#define PG_GETARG_GSERIALIZED_HEADER(varno) \
+	PG_GSERIALIZED_DATUM_NEEDS_DETOAST(DatumGetPointer(PG_GETARG_DATUM(varno))) \
+	? ((GSERIALIZED *)PG_DETOAST_DATUM_SLICE(PG_GETARG_DATUM(varno), 0, gserialized_max_header_size())) \
+	: ((GSERIALIZED *)(PG_GETARG_POINTER(varno)))
+#else
 #define PG_GETARG_GSERIALIZED_HEADER(varno) \
 	PG_GSERIALIZED_DATUM_NEEDS_DETOAST(PG_GETARG_DATUM(varno)) \
 	? ((GSERIALIZED *)PG_DETOAST_DATUM_SLICE(PG_GETARG_DATUM(varno), 0, gserialized_max_header_size())) \
 	: ((GSERIALIZED *)(PG_GETARG_DATUM(varno)))
+#endif
 
 /* Debugging macros */
 #if POSTGIS_DEBUG_LEVEL > 0

-----------------------------------------------------------------------

Summary of changes:
 libpgcommon/lwgeom_pg.h | 10 ++++++++++
 1 file changed, 10 insertions(+)


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