Unfortunately there is no good way to deal with products in the link phase. Products are like preprocessor defines in that they are processed early and change the composition of the compiled unit. Change-Id: I6d5e15ef60d29df8e83e059ba857c09333993779
98 lines
2.3 KiB
C++
98 lines
2.3 KiB
C++
/*
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* Copyright (C) 2015 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 AAPT_DIAGNOSTICS_H
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#define AAPT_DIAGNOSTICS_H
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#include "Source.h"
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#include "util/StringPiece.h"
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#include "util/Util.h"
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#include <iostream>
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#include <sstream>
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#include <string>
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namespace aapt {
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struct DiagMessageActual {
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Source source;
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std::string message;
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};
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struct DiagMessage {
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private:
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Source mSource;
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std::stringstream mMessage;
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public:
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DiagMessage() = default;
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DiagMessage(const StringPiece& src) : mSource(src) {
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}
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DiagMessage(const Source& src) : mSource(src) {
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}
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template <typename T> DiagMessage& operator<<(const T& value) {
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mMessage << value;
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return *this;
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}
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DiagMessageActual build() const {
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return DiagMessageActual{ mSource, mMessage.str() };
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}
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};
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struct IDiagnostics {
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virtual ~IDiagnostics() = default;
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virtual void error(const DiagMessage& message) = 0;
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virtual void warn(const DiagMessage& message) = 0;
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virtual void note(const DiagMessage& message) = 0;
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};
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struct StdErrDiagnostics : public IDiagnostics {
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size_t mNumErrors = 0;
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void emit(const DiagMessage& msg, const char* tag) {
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DiagMessageActual actual = msg.build();
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if (!actual.source.path.empty()) {
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std::cerr << actual.source << ": ";
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}
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std::cerr << tag << actual.message << "." << std::endl;
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}
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void error(const DiagMessage& msg) override {
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if (mNumErrors < 20) {
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emit(msg, "error: ");
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}
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mNumErrors++;
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}
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void warn(const DiagMessage& msg) override {
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emit(msg, "warn: ");
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}
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void note(const DiagMessage& msg) override {
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emit(msg, "note: ");
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}
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};
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} // namespace aapt
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#endif /* AAPT_DIAGNOSTICS_H */
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