From 55db301b8cf7dd4ec49ae1f63479cf11c73065c1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Marjam=C3=A4ki?= <hyd_danmar@users.sourceforge.net>
Date: Mon, 27 Jul 2009 14:41:34 +0200
Subject: [PATCH] gcc: added an option '--showtime' => show some simple timing
 information

---
 src/cppcheck.cpp | 34 ++++++++++++++++++++++++++++++++++
 src/settings.cpp |  3 +++
 src/settings.h   |  5 +++++
 3 files changed, 42 insertions(+)

diff --git a/src/cppcheck.cpp b/src/cppcheck.cpp
index 819a0c281..e1395e29b 100644
--- a/src/cppcheck.cpp
+++ b/src/cppcheck.cpp
@@ -110,6 +110,12 @@ std::string CppCheck::parseFromArgs(int argc, const char* const argv[])
         else if (strcmp(argv[i], "--unused-functions") == 0)
             _settings._unusedFunctions = true;
 
+#ifdef __GNUC__
+        // show timing information..
+        else if (strcmp(argv[i], "--showtime") == 0)
+            _settings._showtime = true;
+#endif
+
         // Print help
         else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0)
         {
@@ -367,7 +373,17 @@ unsigned int CppCheck::check()
                 }
 
                 cfg = *it;
+#ifdef __GNUC__
+                clock_t c1 = clock();
+                const std::string codeWithoutCfg = Preprocessor::getcode(filedata, *it, fname, _errorLogger);
+                if (_settings._showtime)
+                {
+                    clock_t c2 = clock();
+                    std::cout << "Preprocessor::getcode: " << ((c2 - c1) / 1000) << std::endl;
+                }
+#else
                 std::string codeWithoutCfg = Preprocessor::getcode(filedata, *it, fname, _errorLogger);
+#endif
 
                 // If only errors are printed, print filename after the check
                 if (_settings._errorsOnly == false && it != configurations.begin())
@@ -434,7 +450,17 @@ void CppCheck::checkFile(const std::string &code, const char FileName[])
         (*it)->runChecks(&_tokenizer, &_settings, this);
     }
 
+#ifdef __GNUC__
+    {
+        clock_t c1 = clock();
+        _tokenizer.simplifyTokenList();
+        clock_t c2 = clock();
+        if (_settings._showtime)
+            std::cout << "Tokenizer::simplifyTokenList: " << ((c2 - c1) / 1000) << std::endl;
+    }
+#else
     _tokenizer.simplifyTokenList();
+#endif
 
     if (_settings._unusedFunctions)
         _checkUnusedFunctions.parseTokens(_tokenizer);
@@ -442,7 +468,15 @@ void CppCheck::checkFile(const std::string &code, const char FileName[])
     // call all "runSimplifiedChecks" in all registered Check classes
     for (std::list<Check *>::iterator it = Check::instances().begin(); it != Check::instances().end(); ++it)
     {
+#ifdef __GNUC__
+        clock_t c1 = clock();
         (*it)->runSimplifiedChecks(&_tokenizer, &_settings, this);
+        clock_t c2 = clock();
+        if (_settings._showtime)
+            std::cout << (*it)->name() << "::runSimplifiedChecks: " << ((c2 - c1) / 1000) << std::endl;
+#else
+        (*it)->runSimplifiedChecks(&_tokenizer, &_settings, this);
+#endif
     }
 }
 
diff --git a/src/settings.cpp b/src/settings.cpp
index ecc8ba92d..310876330 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -32,6 +32,9 @@ Settings::Settings()
     _unusedFunctions = false;
     _jobs = 1;
     _exitCode = 0;
+#ifdef __GNUC__
+    _showtime = false;
+#endif
 }
 
 Settings::~Settings()
diff --git a/src/settings.h b/src/settings.h
index 41a3f235d..4ff8bad01 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -65,6 +65,11 @@ public:
         Default value is 0. */
     int _exitCode;
 
+#ifdef __GNUC__
+    /** show timing information */
+    bool _showtime;
+#endif
+
     /** List of include paths, e.g. "my/includes/" which should be used
         for finding include files inside source files. */
     std::list<std::string> _includePaths;