common/state.c: log about not-updating an immutable value [networkups…

…tools#266] Signed-off-by: Jim Klimov <[email protected]>
jimklimov · Jul 22, 2024 · d70353d · d70353d
1 parent 73cfa9b
commit d70353d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/common/state.c b/common/state.c
@@ -4,6 +4,7 @@
 	2003	Russell Kroll <[email protected]>
 	2008	Arjen de Korte <[email protected]>
 	2012	Arnaud Quette <[email protected]>
+	2020-2024	Jim Klimov <[email protected]>
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -295,6 +296,7 @@ int state_setinfo(st_tree_t **nptr, const char *var, const char *val)
 
 		/* changes should be ignored */
 		if (node->flags & ST_FLAG_IMMUTABLE) {
+			upsdebugx(6, "%s: not changing immutable variable [%s]", __func__, var);
 			return 0;	/* no change */
 		}