Merge pull request #6414 from opensourcerouting/nb-error-handling

NB context + enhanced error handling

1 files changed, 28 insertions, 0 deletions

diff --git a/lib/yang.c b/lib/yang.c
index 7ac39f4182..0714ddf7bb 100644
--- a/lib/yang.c
+++ b/lib/yang.c
@@ -647,6 +647,34 @@ static void ly_log_cb(LY_LOG_LEVEL level, const char *msg, const char *path)
 		zlog(priority, "libyang: %s", msg);
 }
 
+const char *yang_print_errors(struct ly_ctx *ly_ctx, char *buf, size_t buf_len)
+{
+	struct ly_err_item *ei;
+	const char *path;
+
+	ei = ly_err_first(ly_ctx);
+	if (!ei)
+		return "";
+
+	strlcpy(buf, "YANG error(s):\n", buf_len);
+	for (; ei; ei = ei->next) {
+		strlcat(buf, " ", buf_len);
+		strlcat(buf, ei->msg, buf_len);
+		strlcat(buf, "\n", buf_len);
+	}
+
+	path = ly_errpath(ly_ctx);
+	if (path) {
+		strlcat(buf, " YANG path: ", buf_len);
+		strlcat(buf, path, buf_len);
+		strlcat(buf, "\n", buf_len);
+	}
+
+	ly_err_clean(ly_ctx, NULL);
+
+	return buf;
+}
+
 void yang_debugging_set(bool enable)
 {
 	if (enable) {