diff --git a/cli/cppcheckexecutor.cpp b/cli/cppcheckexecutor.cpp
index 637406de5..cf8e97729 100644
--- a/cli/cppcheckexecutor.cpp
+++ b/cli/cppcheckexecutor.cpp
@@ -85,13 +85,14 @@ bool CppCheckExecutor::parseFromArgs(CppCheck *cppcheck, int argc, const char* c
 
     std::vector<std::string> pathnames = parser.GetPathNames();
     std::vector<std::string> filenames;
+    std::map<std::string, long> filesizes;
 
     if (!pathnames.empty())
     {
         // Execute recursiveAddFiles() to each given file parameter
         std::vector<std::string>::const_iterator iter;
         for (iter = pathnames.begin(); iter != pathnames.end(); ++iter)
-            FileLister::recursiveAddFiles(filenames, Path::toNativeSeparators(*iter));
+            FileLister::recursiveAddFiles(filenames, filesizes, Path::toNativeSeparators(*iter));
     }
 
     if (!filenames.empty())
@@ -114,7 +115,10 @@ bool CppCheckExecutor::parseFromArgs(CppCheck *cppcheck, int argc, const char* c
     {
         std::vector<std::string>::iterator iter;
         for (iter = filenames.begin(); iter != filenames.end(); ++iter)
+        {
             _filenames.push_back(*iter);
+            _filesizes[*iter] = filesizes[*iter];
+        }
 
         return true;
     }
@@ -146,10 +150,22 @@ int CppCheckExecutor::check(int argc, const char* const argv[])
     if (_settings._jobs == 1)
     {
         // Single process
+
+        long totalfilesize = 0;
+        for (std::map<std::string, long>::const_iterator i = _filesizes.begin(); i != _filesizes.end(); ++i)
+        {
+            totalfilesize += i->second;
+        }
+
+        long processedsize = 0;
         for (unsigned int c = 0; c < _filenames.size(); c++)
         {
             returnValue += cppCheck.check(_filenames[c]);
-            reportStatus(c + 1, _filenames.size());
+            if (_filesizes.find(_filenames[c]) != _filesizes.end())
+            {
+                processedsize += _filesizes[_filenames[c]];
+            }
+            reportStatus(c + 1, _filenames.size(), processedsize, totalfilesize);
         }
     }
     else if (!ThreadExecutor::isEnabled())
@@ -160,7 +176,7 @@ int CppCheckExecutor::check(int argc, const char* const argv[])
     {
         // Multiple processes
         Settings &settings = cppCheck.settings();
-        ThreadExecutor executor(_filenames, settings, *this);
+        ThreadExecutor executor(_filenames, _filesizes, settings, *this);
         returnValue = executor.check();
     }
 
@@ -216,14 +232,14 @@ void CppCheckExecutor::reportProgress(const std::string &filename, const char st
     }
 }
 
-void CppCheckExecutor::reportStatus(unsigned int index, unsigned int max)
+void CppCheckExecutor::reportStatus(unsigned int fileindex, unsigned int filecount, long sizedone, long sizetotal)
 {
-    if (max > 1 && !_settings._errorsOnly)
+    if (filecount > 1 && !_settings._errorsOnly)
     {
         std::ostringstream oss;
-        oss << index << "/" << max
+        oss << fileindex << "/" << filecount
             << " files checked " <<
-            static_cast<int>(static_cast<double>(index) / max*100)
+            (sizetotal > 0 ? static_cast<long>(static_cast<double>(sizedone) / sizetotal*100) : 0)
             << "% done";
         std::cout << oss.str() << std::endl;
     }
diff --git a/cli/cppcheckexecutor.h b/cli/cppcheckexecutor.h
index 3a0828024..d13f248f7 100644
--- a/cli/cppcheckexecutor.h
+++ b/cli/cppcheckexecutor.h
@@ -72,7 +72,7 @@ public:
 
     void reportProgress(const std::string &filename, const char stage[], const unsigned int value);
 
-    virtual void reportStatus(unsigned int index, unsigned int max);
+    virtual void reportStatus(unsigned int fileindex, unsigned int filecount, long sizedone, long sizetotal);
 
 protected:
 
@@ -113,6 +113,11 @@ private:
      * List of files to check.
      */
     std::vector<std::string> _filenames;
+
+    /**
+     * Sizes of files in _filenames.
+     */
+    std::map<std::string, long> _filesizes;
 };
 
 #endif // CPPCHECKEXECUTOR_H
diff --git a/cli/filelister.cpp b/cli/filelister.cpp
index 4ce7a1b07..7efa64d2c 100644
--- a/cli/filelister.cpp
+++ b/cli/filelister.cpp
@@ -129,7 +129,7 @@ static HANDLE MyFindFirstFile(std::string path, LPWIN32_FIND_DATA findData)
 
 #endif // defined(UNICODE)
 
-void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, const std::string &path)
+void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, std::map<std::string, long> &filesizes, const std::string &path)
 {
     // oss is the search string passed into FindFirst and FindNext.
     // bdir is the base directory which is used to form pathnames.
@@ -201,12 +201,14 @@ void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, const st
             {
                 const std::string nativename = Path::fromNativeSeparators(fname.str());
                 filenames.push_back(nativename);
+                // Limitation: file sizes are assumed to fit in a 'long'
+                filesizes[nativename] = ffd.nFileSizeLow;
             }
         }
         else
         {
             // Directory
-            FileLister::recursiveAddFiles(filenames, fname.str());
+            FileLister::recursiveAddFiles(filenames, filesizes, fname.str());
         }
 #if defined(UNICODE)
         delete [] ansiFfd;
@@ -239,9 +241,11 @@ bool FileLister::isDirectory(const std::string &path)
 #include <unistd.h>
 #include <stdlib.h>
 #include <limits.h>
+#include <sys/stat.h>
 
 void FileLister::recursiveAddFiles2(std::vector<std::string> &relative,
                                     std::vector<std::string> &absolute,
+                                    std::map<std::string, long> &filesizes,
                                     const std::string &path)
 {
     std::ostringstream oss;
@@ -284,6 +288,14 @@ void FileLister::recursiveAddFiles2(std::vector<std::string> &relative,
             {
                 relative.push_back(filename);
                 absolute.push_back(fname);
+                struct stat sb;
+                off_t size = 0;
+                if (stat(fname, &sb) == 0)
+                {
+                    size = sb.st_size;
+                }
+                // Limitation: file sizes are assumed to fit in a 'long'
+                filesizes[filename] = static_cast<long>(size);
             }
 
 #ifndef PATH_MAX
@@ -293,17 +305,17 @@ void FileLister::recursiveAddFiles2(std::vector<std::string> &relative,
         else
         {
             // Directory
-            recursiveAddFiles2(relative, absolute, filename);
+            recursiveAddFiles2(relative, absolute, filesizes, filename);
         }
     }
     globfree(&glob_results);
 }
 
 
-void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, const std::string &path)
+void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, std::map<std::string, long> &filesizes, const std::string &path)
 {
     std::vector<std::string> abs;
-    recursiveAddFiles2(filenames, abs, path);
+    recursiveAddFiles2(filenames, abs, filesizes, path);
 }
 
 bool FileLister::isDirectory(const std::string &path)
diff --git a/cli/filelister.h b/cli/filelister.h
index b2ee6569e..24ab07a17 100644
--- a/cli/filelister.h
+++ b/cli/filelister.h
@@ -21,6 +21,7 @@
 
 #include <vector>
 #include <string>
+#include <map>
 
 /// @addtogroup CLI
 /// @{
@@ -35,9 +36,11 @@ public:
      * given vector. Only files with accepted extensions
      * (*.c;*.cpp;*.cxx;*.c++;*.cc;*.txx) are added.
      * @param filenames output vector that filenames are written to
+     * @param filesizes output map that contains the size of each file
      * @param path root path
      */
     static void recursiveAddFiles(std::vector<std::string> &filenames,
+                                  std::map<std::string, long> &filesizes,
                                   const std::string &path);
 
     /**
@@ -57,6 +60,7 @@ public:
 #ifndef _WIN32
     static void recursiveAddFiles2(std::vector<std::string> &relative,
                                    std::vector<std::string> &absolute,
+                                   std::map<std::string, long> &filesizes,
                                    const std::string &path);
 #endif
 };
diff --git a/cli/threadexecutor.cpp b/cli/threadexecutor.cpp
index b5daae65c..6d22ea2fc 100644
--- a/cli/threadexecutor.cpp
+++ b/cli/threadexecutor.cpp
@@ -31,8 +31,8 @@
 #include <time.h>
 #endif
 
-ThreadExecutor::ThreadExecutor(const std::vector<std::string> &filenames, Settings &settings, ErrorLogger &errorLogger)
-    : _filenames(filenames), _settings(settings), _errorLogger(errorLogger), _fileCount(0)
+ThreadExecutor::ThreadExecutor(const std::vector<std::string> &filenames, const std::map<std::string, long> &filesizes, Settings &settings, ErrorLogger &errorLogger)
+    : _filenames(filenames), _filesizes(filesizes), _settings(settings), _errorLogger(errorLogger), _fileCount(0)
 {
 #ifdef THREADING_MODEL_FORK
     _wpipe = 0;
@@ -116,12 +116,10 @@ int ThreadExecutor::handleRead(int rpipe, unsigned int &result)
     }
     else if (type == '3')
     {
-        _fileCount++;
         std::istringstream iss(buf);
         unsigned int fileResult = 0;
         iss >> fileResult;
         result += fileResult;
-        _errorLogger.reportStatus(_fileCount, _filenames.size());
         delete [] buf;
         return -1;
     }
@@ -135,8 +133,16 @@ unsigned int ThreadExecutor::check()
     _fileCount = 0;
     unsigned int result = 0;
 
+    long totalfilesize = 0;
+    for (std::map<std::string, long>::const_iterator i = _filesizes.begin(); i != _filesizes.end(); ++i)
+    {
+        totalfilesize += i->second;
+    }
+
     std::list<int> rpipes;
     std::map<pid_t, std::string> childFile;
+    std::map<int, std::string> pipeFile;
+    long processedsize = 0;
     unsigned int i = 0;
     while (true)
     {
@@ -199,6 +205,7 @@ unsigned int ThreadExecutor::check()
             close(pipes[1]);
             rpipes.push_back(pipes[0]);
             childFile[pid] = _filenames[i];
+            pipeFile[pipes[0]] = _filenames[i];
 
             ++i;
         }
@@ -221,6 +228,23 @@ unsigned int ThreadExecutor::check()
                         int readRes = handleRead(*rp, result);
                         if (readRes == -1)
                         {
+                            long size = 0;
+                            std::map<int, std::string>::iterator p = pipeFile.find(*rp);
+                            if (p != pipeFile.end())
+                            {
+                                std::string name = p->second;
+                                pipeFile.erase(p);
+                                std::map<std::string, long>::const_iterator fs = _filesizes.find(name);
+                                if (fs != _filesizes.end())
+                                {
+                                    size = fs->second;
+                                }
+                            }
+
+                            _fileCount++;
+                            processedsize += size;
+                            _errorLogger.reportStatus(_fileCount, _filenames.size(), processedsize, totalfilesize);
+
                             close(*rp);
                             rp = rpipes.erase(rp);
                         }
@@ -299,7 +323,7 @@ void ThreadExecutor::reportErr(const ErrorLogger::ErrorMessage &msg)
     writeToPipe('2', msg.serialize());
 }
 
-void ThreadExecutor::reportStatus(unsigned int /*index*/, unsigned int /*max*/)
+void ThreadExecutor::reportStatus(unsigned int /*fileindex*/, unsigned int /*filecount*/, long /*sizedone*/, long /*sizetotal*/)
 {
     // Not used
 }
@@ -319,7 +343,7 @@ void ThreadExecutor::reportErr(const ErrorLogger::ErrorMessage &/*msg*/)
 
 }
 
-void ThreadExecutor::reportStatus(unsigned int /*index*/, unsigned int /*max*/)
+void ThreadExecutor::reportStatus(unsigned int /*fileindex*/, unsigned int /*filecount*/, long /*sizedone*/, long /*sizetotal*/)
 {
 
 }
diff --git a/cli/threadexecutor.h b/cli/threadexecutor.h
index bbbabe076..acb590f62 100644
--- a/cli/threadexecutor.h
+++ b/cli/threadexecutor.h
@@ -39,12 +39,12 @@
 class ThreadExecutor : public ErrorLogger
 {
 public:
-    ThreadExecutor(const std::vector<std::string> &filenames, Settings &settings, ErrorLogger &_errorLogger);
+    ThreadExecutor(const std::vector<std::string> &filenames, const std::map<std::string, long> &filesizes, Settings &settings, ErrorLogger &_errorLogger);
     virtual ~ThreadExecutor();
     unsigned int check();
     virtual void reportOut(const std::string &outmsg);
     virtual void reportErr(const ErrorLogger::ErrorMessage &msg);
-    virtual void reportStatus(unsigned int index, unsigned int max);
+    virtual void reportStatus(unsigned int fileindex, unsigned int filecount, long sizedone, long sizetotal);
     /**
      * @brief Add content to a file, to be used in unit testing.
      *
@@ -56,6 +56,7 @@ public:
 
 private:
     const std::vector<std::string> &_filenames;
+    const std::map<std::string, long> &_filesizes;
     Settings &_settings;
     ErrorLogger &_errorLogger;
     unsigned int _fileCount;
diff --git a/gui/threadresult.cpp b/gui/threadresult.cpp
index fb2712dbf..369a20e56 100644
--- a/gui/threadresult.cpp
+++ b/gui/threadresult.cpp
@@ -92,10 +92,12 @@ QString ThreadResult::GetNextFile()
 }
 
 
-void ThreadResult::reportStatus(unsigned int index, unsigned int max)
+void ThreadResult::reportStatus(unsigned int fileindex, unsigned int filecount, FileLister::filesize_t sizedone, FileLister::filesize_t sizetotal)
 {
-    Q_UNUSED(index);
-    Q_UNUSED(max);
+    Q_UNUSED(fileindex);
+    Q_UNUSED(filecount);
+    Q_UNUSED(sizedone);
+    Q_UNUSED(sizetotal);
 }
 
 void ThreadResult::SetFiles(const QStringList &files)
diff --git a/gui/threadresult.h b/gui/threadresult.h
index 170bc19f1..996d998f5 100644
--- a/gui/threadresult.h
+++ b/gui/threadresult.h
@@ -71,7 +71,7 @@ public:
     */
     void reportOut(const std::string &outmsg);
     void reportErr(const ErrorLogger::ErrorMessage &msg);
-    void reportStatus(unsigned int index, unsigned int max);
+    void reportStatus(unsigned int fileindex, unsigned int filecount, FileLister::filesize_t sizedone, FileLister::filesize_t sizetotal);
 public slots:
 
     /**
diff --git a/lib/cppcheck.cpp b/lib/cppcheck.cpp
index 13d34bcc9..d219870ab 100644
--- a/lib/cppcheck.cpp
+++ b/lib/cppcheck.cpp
@@ -433,7 +433,7 @@ void CppCheck::reportProgress(const std::string &filename, const char stage[], c
     _errorLogger.reportProgress(filename, stage, value);
 }
 
-void CppCheck::reportStatus(unsigned int /*index*/, unsigned int /*max*/)
+void CppCheck::reportStatus(unsigned int /*fileindex*/, unsigned int /*filecount*/, long /*sizedone*/, long /*sizetotal*/)
 {
 
 }
diff --git a/lib/cppcheck.h b/lib/cppcheck.h
index b921bba6a..77b029c13 100644
--- a/lib/cppcheck.h
+++ b/lib/cppcheck.h
@@ -99,7 +99,7 @@ public:
      */
     static const char * version();
 
-    virtual void reportStatus(unsigned int index, unsigned int max);
+    virtual void reportStatus(unsigned int fileindex, unsigned int filecount, long sizedone, long sizetotal);
 
     /**
      * @brief Terminate checking. The checking will be terminated as soon as possible.
diff --git a/lib/errorlogger.h b/lib/errorlogger.h
index bf2c01b1d..bfbde8caa 100644
--- a/lib/errorlogger.h
+++ b/lib/errorlogger.h
@@ -275,10 +275,12 @@ public:
     /**
      * Information about how many files have been checked
      *
-     * @param index This many files have been checked.
-     * @param max This many files there are in total.
+     * @param fileindex This many files have been checked.
+     * @param filecount This many files there are in total.
+     * @param sizedone The sum of sizes of the files checked.
+     * @param sizetotal The total sizes of the files.
      */
-    virtual void reportStatus(unsigned int index, unsigned int max) = 0;
+    virtual void reportStatus(unsigned int fileindex, unsigned int filecount, long sizedone, long sizetotal) = 0;
 
     /**
      * Report progress to client
diff --git a/test/testcppcheck.cpp b/test/testcppcheck.cpp
index f4fbb3f13..56a033efc 100644
--- a/test/testcppcheck.cpp
+++ b/test/testcppcheck.cpp
@@ -59,7 +59,7 @@ private:
             id.push_back(msg._id);
         }
 
-        void reportStatus(unsigned int /*index*/, unsigned int /*max*/)
+        void reportStatus(unsigned int /*fileindex*/, unsigned int /*filecount*/, long /*sizedone*/, long /*sizetotal*/)
         {
         }
     };
diff --git a/test/testfilelister.cpp b/test/testfilelister.cpp
index f52d40bb2..62533ecbb 100644
--- a/test/testfilelister.cpp
+++ b/test/testfilelister.cpp
@@ -52,7 +52,15 @@ private:
     {
         // Recursively add add files..
         std::vector<std::string> filenames;
-        FileLister::recursiveAddFiles(filenames, ".");
+        std::map<std::string, long> filesizes;
+        FileLister::recursiveAddFiles(filenames, filesizes, ".");
+
+        // Ensure a nonzero size is present for each listed file
+        for (std::vector<std::string>::const_iterator i = filenames.begin(); i != filenames.end(); ++i)
+        {
+            ASSERT(filesizes.find(*i) != filesizes.end());
+            ASSERT(filesizes[*i] > 0);
+        }
 
         // In case there are leading "./"..
         for (unsigned int i = 0; i < filenames.size(); ++i)
diff --git a/test/testother.cpp b/test/testother.cpp
index 1e30adf07..ee46ad0af 100644
--- a/test/testother.cpp
+++ b/test/testother.cpp
@@ -179,9 +179,9 @@ private:
             if (!msg._callStack.empty() && !_settings.nomsg.isSuppressed(msg._id, msg._callStack.begin()->getfile(), msg._callStack.begin()->line))
                 _next->reportErr(msg);
         }
-        virtual void reportStatus(unsigned int index, unsigned int max)
+        virtual void reportStatus(unsigned int fileindex, unsigned int filecount, long sizedone, long sizetotal)
         {
-            _next->reportStatus(index, max);
+            _next->reportStatus(fileindex, filecount, sizedone, sizetotal);
         }
     private:
         Settings &_settings;
diff --git a/test/testsuite.h b/test/testsuite.h
index 78a52f9d0..2a6fedfe9 100644
--- a/test/testsuite.h
+++ b/test/testsuite.h
@@ -61,7 +61,7 @@ protected:
 public:
     virtual void reportOut(const std::string &outmsg);
     virtual void reportErr(const ErrorLogger::ErrorMessage &msg);
-    virtual void reportStatus(unsigned int /*index*/, unsigned int /*max*/) {}
+    virtual void reportStatus(unsigned int /*fileindex*/, unsigned int /*filecount*/, long /*sizedone*/, long /*sizetotal*/) {}
     void run(const std::string &str);
 
     TestFixture(const std::string &_name);
diff --git a/test/testsuppressions.cpp b/test/testsuppressions.cpp
index 4631e1d4a..7a71ed5f9 100644
--- a/test/testsuppressions.cpp
+++ b/test/testsuppressions.cpp
@@ -71,6 +71,7 @@ private:
         }
 
         std::vector<std::string> filenames;
+        std::map<std::string, long> filesizes;
         filenames.push_back("test.cpp");
 
         Settings settings;
@@ -81,7 +82,7 @@ private:
             std::string r = settings.nomsg.addSuppressionLine(suppression);
             ASSERT_EQUALS("", r);
         }
-        ThreadExecutor executor(filenames, settings, *this);
+        ThreadExecutor executor(filenames, filesizes, settings, *this);
         for (unsigned int i = 0; i < filenames.size(); ++i)
             executor.addFileContent(filenames[i], code);
 
diff --git a/test/testthreadexecutor.cpp b/test/testthreadexecutor.cpp
index 77be42bfc..e6d14e482 100644
--- a/test/testthreadexecutor.cpp
+++ b/test/testthreadexecutor.cpp
@@ -56,6 +56,7 @@ private:
         }
 
         std::vector<std::string> filenames;
+        std::map<std::string, long> filesizes;
         for (int i = 1; i <= files; ++i)
         {
             std::ostringstream oss;
@@ -65,7 +66,7 @@ private:
 
         Settings settings;
         settings._jobs = jobs;
-        ThreadExecutor executor(filenames, settings, *this);
+        ThreadExecutor executor(filenames, filesizes, settings, *this);
         for (unsigned int i = 0; i < filenames.size(); ++i)
             executor.addFileContent(filenames[i], data);