+static const char *
+assignDisabledIndexes(const char * newval, bool doit, GucSource source)
+{
+ return indexesAssign(newval, doit, source, true);
+}
+
+static const char *
+assignEnabledIndexes(const char * newval, bool doit, GucSource source)
+{
+ return indexesAssign(newval, doit, source, false);
+}
+
+#if PG_VERSION_NUM >= 90100
+
+static bool
+checkDisabledIndexes(char **newval, void **extra, GucSource source)
+{
+ char *val;
+
+ val = (char*)indexesAssign(*newval, false, source, true);
+
+ if (val)
+ {
+ *newval = val;
+ return true;
+ }
+
+ return false;
+}
+
+static bool
+checkEnabledIndexes(char **newval, void **extra, GucSource source)
+{
+ char *val;
+
+ val = (char*)indexesAssign(*newval, false, source, false);
+
+ if (val)
+ {
+ *newval = val;
+ return true;
+ }
+
+ return false;
+}
+
+static void
+assignDisabledIndexesNew(const char *newval, void *extra)
+{
+ assignDisabledIndexes(newval, true, PGC_S_USER /* doesn't matter */);
+}
+
+static void
+assignEnabledIndexesNew(const char *newval, void *extra)
+{
+ assignEnabledIndexes(newval, true, PGC_S_USER /* doesn't matter */);
+}
+
+#endif