Cannot rely on %z printf length modifier.

Before version 9.4, we didn't require sprintf to support the %z length
modifier. Use %lu instead.

Reported by Peter Eisentraut. Apply to 9.3 and earlier.

diff --git a/src/backend/access/gist/gist.c b/src/backend/access/gist/gist.c
index 97eee905aac80d27dbc5082ccaccd51d3d2f910b..7dc4fc1cba53341300dbdff9d2016fd9879cba9e 100644 (file)
--- a/src/backend/access/gist/gist.c
+++ b/src/backend/access/gist/gist.c
@@ -1268,8 +1268,9 @@ gistSplit(Relation r,
        if (len == 1)
                ereport(ERROR,
                                (errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
-                       errmsg("index row size %zu exceeds maximum %zu for index \"%s\"",
-                                  IndexTupleSize(itup[0]), GiSTPageSize,
+                       errmsg("index row size %lu exceeds maximum %lu for index \"%s\"",
+                                  (unsigned long) IndexTupleSize(itup[0]),
+                                  (unsigned long) GiSTPageSize,
                                   RelationGetRelationName(r))));
 
        memset(v.spl_lisnull, TRUE, sizeof(bool) * giststate->tupdesc->natts);