-__attribute__((format (printf, 2, 3)))
-static int err(struct merge_options *opt, const char *err, ...)
-{
- va_list params;
- struct strbuf sb = STRBUF_INIT;
-
- strbuf_addstr(&sb, "error: ");
- va_start(params, err);
- strbuf_vaddf(&sb, err, params);
- va_end(params);
-
- error("%s", sb.buf);
- strbuf_release(&sb);
-
- return -1;
-}
-