32 lines
1.1 KiB
C
32 lines
1.1 KiB
C
// Copyright 2020 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_TRACE_EVENT_OPTIONAL_TRACE_EVENT_H_
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#define BASE_TRACE_EVENT_OPTIONAL_TRACE_EVENT_H_
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#include "base/trace_event/trace_event.h"
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#include "base/tracing_buildflags.h"
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#include "build/buildflag.h"
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// These macros are functionally equivalent to TRACE_EVENTX macros,
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// but they are disabled if optional_trace_events_enabled gn flag
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// defined in tracing.gni is false.
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#if BUILDFLAG(OPTIONAL_TRACE_EVENTS_ENABLED)
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#define OPTIONAL_TRACE_EVENT0(...) TRACE_EVENT0(__VA_ARGS__)
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#define OPTIONAL_TRACE_EVENT1(...) TRACE_EVENT1(__VA_ARGS__)
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#define OPTIONAL_TRACE_EVENT2(...) TRACE_EVENT2(__VA_ARGS__)
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#else // BUILDFLAG(OPTIONAL_TRACE_EVENTS_ENABLED)
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#define OPTIONAL_TRACE_EVENT0(category, name)
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#define OPTIONAL_TRACE_EVENT1(category, name, arg1_name, arg1_val)
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#define OPTIONAL_TRACE_EVENT2(category, name, arg1_name, arg1_val, arg2_name, \
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arg2_val)
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#endif // BUILDFLAG(OPTIONAL_TRACE_EVENTS_ENABLED)
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#endif // BASE_TRACE_EVENT_OPTIONAL_TRACE_EVENT_H_
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