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path: root/target/linux/generic/hack-5.10/205-kconfig-exit.patch
blob: c3fb7a1f999e56da34b0a15565ce36098cfba7fb (plain)
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--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -215,6 +215,8 @@ static int conf_sym(struct menu *menu)
 				break;
 			continue;
 		case 0:
+			if (!sym_has_value(sym) && !tty_stdio && getenv("FAIL_ON_UNCONFIGURED"))
+				exit(1);
 			newval = oldval;
 			break;
 		case '?':