Function AnnotateSpan

src/brpc/span.cpp:448–456

}

void AnnotateSpan(const char* fmt, ...) {
    std::shared_ptr<Span> span = GetTlsParentSpan();
    if (span) { // TRACEPRINTF checks CanAnnotateSpan, but this is safer.
        va_list ap;
        va_start(ap, fmt);
        span->Annotate(fmt, ap);
        va_end(ap);
    }
}

void AnnotateSpanEx(std::shared_ptr<Span> span, const char* fmt, ...) {
    if (span) {