small `ErrorLogger` usage cleanups (#4033)

cli/threadexecutor.cpp

@@ -391,10 +391,10 @@ void ThreadExecutor::reportInternalChildErr(const std::string &childname, const
 
 #elif defined(THREADING_MODEL_THREAD)
 
-class ThreadExecutor::LogWriter : public ErrorLogger
+class ThreadExecutor::SyncLogForwarder : public ErrorLogger
 {
 public:
-    LogWriter(ThreadExecutor &threadExecutor)
+    SyncLogForwarder(ThreadExecutor &threadExecutor)
         : mThreadExecutor(threadExecutor), mProcessedFiles(0), mTotalFiles(0), mProcessedSize(0), mTotalFileSize(0) {
 
         mItNextFile = threadExecutor.mFiles.begin();
@@ -475,11 +475,11 @@ unsigned int ThreadExecutor::check()
     std::vector<std::future<unsigned int>> threadFutures;
     threadFutures.reserve(mSettings.jobs);
 
-    LogWriter logwriter(*this);
+    SyncLogForwarder logforwarder(*this);
 
     for (unsigned int i = 0; i < mSettings.jobs; ++i) {
         try {
-            threadFutures.emplace_back(std::async(std::launch::async, threadProc, &logwriter));
+            threadFutures.emplace_back(std::async(std::launch::async, threadProc, &logforwarder));
         }
         catch (const std::system_error &e) {
             std::cerr << "#### ThreadExecutor::check exception :" << e.what() << std::endl;
@@ -492,51 +492,51 @@ unsigned int ThreadExecutor::check()
     });
 }
 
-unsigned int STDCALL ThreadExecutor::threadProc(LogWriter* logWriter)
+unsigned int STDCALL ThreadExecutor::threadProc(SyncLogForwarder* logForwarder)
 {
     unsigned int result = 0;
 
-    std::map<std::string, std::size_t>::const_iterator &itFile = logWriter->mItNextFile;
-    std::list<ImportProject::FileSettings>::const_iterator &itFileSettings = logWriter->mItNextFileSettings;
+    std::map<std::string, std::size_t>::const_iterator &itFile = logForwarder->mItNextFile;
+    std::list<ImportProject::FileSettings>::const_iterator &itFileSettings = logForwarder->mItNextFileSettings;
 
     // guard static members of CppCheck against concurrent access
-    logWriter->mFileSync.lock();
+    logForwarder->mFileSync.lock();
 
     for (;;) {
-        if (itFile == logWriter->mThreadExecutor.mFiles.end() && itFileSettings == logWriter->mThreadExecutor.mSettings.project.fileSettings.end()) {
-            logWriter->mFileSync.unlock();
+        if (itFile == logForwarder->mThreadExecutor.mFiles.end() && itFileSettings == logForwarder->mThreadExecutor.mSettings.project.fileSettings.end()) {
+            logForwarder->mFileSync.unlock();
             break;
         }
 
-        CppCheck fileChecker(*logWriter, false, CppCheckExecutor::executeCommand);
-        fileChecker.settings() = logWriter->mThreadExecutor.mSettings;
+        CppCheck fileChecker(*logForwarder, false, CppCheckExecutor::executeCommand);
+        fileChecker.settings() = logForwarder->mThreadExecutor.mSettings;
 
         std::size_t fileSize = 0;
-        if (itFile != logWriter->mThreadExecutor.mFiles.end()) {
+        if (itFile != logForwarder->mThreadExecutor.mFiles.end()) {
             const std::string &file = itFile->first;
             fileSize = itFile->second;
             ++itFile;
 
-            logWriter->mFileSync.unlock();
+            logForwarder->mFileSync.unlock();
 
             // Read file from a file
             result += fileChecker.check(file);
         } else { // file settings..
             const ImportProject::FileSettings &fs = *itFileSettings;
             ++itFileSettings;
-            logWriter->mFileSync.unlock();
+            logForwarder->mFileSync.unlock();
             result += fileChecker.check(fs);
-            if (logWriter->mThreadExecutor.mSettings.clangTidy)
+            if (logForwarder->mThreadExecutor.mSettings.clangTidy)
                 fileChecker.analyseClangTidy(fs);
         }
 
-        logWriter->mFileSync.lock();
+        logForwarder->mFileSync.lock();
 
-        logWriter->mProcessedSize += fileSize;
-        logWriter->mProcessedFiles++;
-        if (!logWriter->mThreadExecutor.mSettings.quiet) {
-            std::lock_guard<std::mutex> lg(logWriter->mReportSync);
-            CppCheckExecutor::reportStatus(logWriter->mProcessedFiles, logWriter->mTotalFiles, logWriter->mProcessedSize, logWriter->mTotalFileSize);
+        logForwarder->mProcessedSize += fileSize;
+        logForwarder->mProcessedFiles++;
+        if (!logForwarder->mThreadExecutor.mSettings.quiet) {
+            std::lock_guard<std::mutex> lg(logForwarder->mReportSync);
+            CppCheckExecutor::reportStatus(logForwarder->mProcessedFiles, logForwarder->mTotalFiles, logForwarder->mProcessedSize, logForwarder->mTotalFileSize);
         }
     }
     return result;

cli/threadexecutor.h

@@ -75,8 +75,8 @@ private:
 
 #elif defined(THREADING_MODEL_THREAD)
 
-    class LogWriter;
-    static unsigned int STDCALL threadProc(LogWriter *threadExecutor);
+    class SyncLogForwarder;
+    static unsigned int STDCALL threadProc(SyncLogForwarder *logforwarder);
 
 #endif
 

oss-fuzz/main.cpp

@@ -16,53 +16,30 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "color.h"
 #include "cppcheck.h"
 #include "type2.h"
 
+enum class Color;
 
-class CppcheckExecutor : public ErrorLogger {
-private:
-    CppCheck cppcheck;
-
+class DummyErrorLogger : public ErrorLogger {
 public:
-    CppcheckExecutor()
-        : ErrorLogger()
-        , cppcheck(*this, false, nullptr) {
-        cppcheck.settings().addEnabled("all");
-        cppcheck.settings().certainty.setEnabled(Certainty::inconclusive, true);
-    }
-
-    void run(const std::string &code) {
-        cppcheck.check("test.cpp", code);
-    }
-
-    void reportOut(const std::string &outmsg, Color) override {
-        (void)outmsg;
-    }
-    void reportErr(const ErrorMessage &msg) override {
-        (void)msg;
-    }
-    void reportProgress(const std::string& filename,
-                        const char stage[],
-                        const std::size_t value) override {
-        (void)filename;
-        (void)stage;
-        (void)value;
-    }
+    void reportOut(const std::string&, Color) override {}
+    void reportErr(const ErrorMessage&) override {}
+    void reportProgress(const std::string&,
+                        const char[],
+                        const std::size_t) override {}
 };
 
-
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t dataSize)
 {
     if (dataSize < 10000) {
         const std::string code = generateCode2(data, dataSize);
-        //std::ofstream fout("code.cpp");
-        //fout << code;
-        //fout.close();
 
-        CppcheckExecutor cppcheckExecutor;
-        cppcheckExecutor.run(code);
+        DummyErrorLogger errorLogger;
+        CppCheck cppcheck(errorLogger, false, nullptr);
+        cppcheck.settings().addEnabled("all");
+        cppcheck.settings().certainty.setEnabled(Certainty::inconclusive, true);
+        cppcheck.check("test.cpp", code);
     }
     return 0;
 }

oss-fuzz/translate.cpp

@@ -1,3 +1,20 @@
+/*
+ * Cppcheck - A tool for static C/C++ code analysis
+ * Copyright (C) 2007-2022 Cppcheck team.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 
 #include <iostream>
 #include <fstream>

oss-fuzz/type2.cpp

@@ -1,9 +1,24 @@
+/*
+ * Cppcheck - A tool for static C/C++ code analysis
+ * Copyright (C) 2007-2022 Cppcheck team.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 
 #include <sstream>
 #include "type2.h"
 
-
-
 static int getValue(const uint8_t *data, size_t dataSize, uint8_t maxValue, bool *done = nullptr)
 {
     static size_t pos;    // current "data" position

oss-fuzz/type2.h

@@ -1,3 +1,20 @@
+/*
+ * Cppcheck - A tool for static C/C++ code analysis
+ * Copyright (C) 2007-2022 Cppcheck team.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 
 #pragma once