53 lines
1.1 KiB
C++
53 lines
1.1 KiB
C++
// Copyright The OpenTelemetry Authors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
#include "opentelemetry/nostd/shared_ptr.h"
|
|
#include "opentelemetry/nostd/string_view.h"
|
|
#include "opentelemetry/trace/provider.h"
|
|
#include "opentelemetry/trace/scope.h"
|
|
#include "opentelemetry/trace/tracer.h"
|
|
#include "opentelemetry/trace/tracer_provider.h"
|
|
|
|
namespace trace = opentelemetry::trace;
|
|
namespace nostd = opentelemetry::nostd;
|
|
|
|
static nostd::shared_ptr<trace::Tracer> get_tracer()
|
|
{
|
|
auto provider = trace::Provider::GetTracerProvider();
|
|
return provider->GetTracer("H", "80.8");
|
|
}
|
|
|
|
static void f1()
|
|
{
|
|
auto scoped_span = trace::Scope(get_tracer()->StartSpan("H::f1"));
|
|
}
|
|
|
|
static void f2()
|
|
{
|
|
auto scoped_span = trace::Scope(get_tracer()->StartSpan("H::f2"));
|
|
|
|
f1();
|
|
f1();
|
|
}
|
|
|
|
extern "C"
|
|
|
|
#if defined(_MSC_VER)
|
|
// component_h is a DLL
|
|
|
|
__declspec(dllexport)
|
|
|
|
#else
|
|
// component_h is a shared library (*.so)
|
|
// component_h is compiled with visibility("hidden"),
|
|
__attribute__((visibility("default")))
|
|
#endif
|
|
|
|
void
|
|
do_something_in_h()
|
|
{
|
|
auto scoped_span = trace::Scope(get_tracer()->StartSpan("H::library"));
|
|
|
|
f2();
|
|
}
|