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Diffstat (limited to 'src/backend/commands/define.c')
-rw-r--r--src/backend/commands/define.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/backend/commands/define.c b/src/backend/commands/define.c
index 9fa222f5fc0..75f77da2cff 100644
--- a/src/backend/commands/define.c
+++ b/src/backend/commands/define.c
@@ -165,6 +165,30 @@ defGetBoolean(DefElem *def)
}
/*
+ * Extract an int32 value from a DefElem.
+ */
+int32
+defGetInt32(DefElem *def)
+{
+ if (def->arg == NULL)
+ ereport(ERROR,
+ (errcode(ERRCODE_SYNTAX_ERROR),
+ errmsg("%s requires an integer value",
+ def->defname)));
+ switch (nodeTag(def->arg))
+ {
+ case T_Integer:
+ return (int32) intVal(def->arg);
+ default:
+ ereport(ERROR,
+ (errcode(ERRCODE_SYNTAX_ERROR),
+ errmsg("%s requires an integer value",
+ def->defname)));
+ }
+ return 0; /* keep compiler quiet */
+}
+
+/*
* Extract an int64 value from a DefElem.
*/
int64