69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_TRACE_H
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#define ANDROID_TRACE_H
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#if defined(__ANDROID__)
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#include <fcntl.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <cutils/compiler.h>
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#include <utils/threads.h>
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#include <cutils/trace.h>
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// See <cutils/trace.h> for more ATRACE_* macros.
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// ATRACE_NAME traces from its location until the end of its enclosing scope.
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#define _PASTE(x, y) x ## y
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#define PASTE(x, y) _PASTE(x,y)
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#define ATRACE_NAME(name) android::ScopedTrace PASTE(___tracer, __LINE__) (ATRACE_TAG, name)
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// ATRACE_CALL is an ATRACE_NAME that uses the current function name.
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#define ATRACE_CALL() ATRACE_NAME(__FUNCTION__)
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namespace android {
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class ScopedTrace {
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public:
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inline ScopedTrace(uint64_t tag, const char* name)
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: mTag(tag) {
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atrace_begin(mTag,name);
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}
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inline ~ScopedTrace() {
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atrace_end(mTag);
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}
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private:
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uint64_t mTag;
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};
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}; // namespace android
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#else // !__ANDROID__
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#define ATRACE_NAME(...)
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#define ATRACE_CALL()
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#endif // __ANDROID__
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#endif // ANDROID_TRACE_H
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