1 files changed, 43 insertions, 0 deletions
diff --git a/lib/libc/gen/uexterr_gettext.c b/lib/libc/gen/uexterr_gettext.c
new file mode 100644
index 000000000000..5b8a5cd17a48
--- /dev/null
+++ b/lib/libc/gen/uexterr_gettext.c
@@ -0,0 +1,43 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (c) 2025 The FreeBSD Foundation
+ * All rights reserved.
+ *
+ * This software were developed by Konstantin Belousov <kib@FreeBSD.org>
+ * under sponsorship from the FreeBSD Foundation.
+ */
+
+#define	_WANT_P_OSREL
+#include <sys/param.h>
+#include <sys/exterrvar.h>
+#include <exterr.h>
+#include <string.h>
+#include "libc_private.h"
+
+static struct uexterror uexterr = {
+	.ver = UEXTERROR_VER,
+};
+
+int __getosreldate(void);
+
+static void uexterr_ctr(void) __attribute__((constructor));
+static void
+uexterr_ctr(void)
+{
+	if (__getosreldate() >= P_OSREL_EXTERRCTL)
+		exterrctl(EXTERRCTL_ENABLE, 0, &uexterr);
+}
+
+int
+__libc_uexterr_gettext(char *buf, size_t bufsz)
+{
+	return (__uexterr_format(&uexterr, buf, bufsz));
+}
+
+int
+uexterr_gettext(char *buf, size_t bufsz)
+{
+	return (((int (*)(char *, size_t))
+	    __libc_interposing[INTERPOS_uexterr_gettext])(buf, bufsz));
+}