[Orxonox-commit 2484] r7191 - code/branches/consolecommands3/src/libraries/core

[landauf at orxonox.net]

Author: landauf
Date: 2010-08-19 18:07:52 +0200 (Thu, 19 Aug 2010)
New Revision: 7191

Modified:
   code/branches/consolecommands3/src/libraries/core/Shell.cc
Log:
don't add repetitive or empty commands to the command history

Modified: code/branches/consolecommands3/src/libraries/core/Shell.cc
===================================================================
--- code/branches/consolecommands3/src/libraries/core/Shell.cc	2010-08-19 15:48:01 UTC (rev 7190)
+++ code/branches/consolecommands3/src/libraries/core/Shell.cc	2010-08-19 16:07:52 UTC (rev 7191)
@@ -221,6 +221,13 @@
 
     void Shell::addToHistory(const std::string& command)
     {
+        if (command == "")
+            return;
+
+        size_t previous_offset = mod(this->historyOffset_ - 1, this->maxHistoryLength_);
+        if (previous_offset < this->commandHistory_.size() && command == this->commandHistory_[previous_offset])
+            return;
+
         ModifyConfigValue(commandHistory_, set, this->historyOffset_, command);
         this->historyPosition_ = 0;
         ModifyConfigValue(historyOffset_, set, (this->historyOffset_ + 1) % this->maxHistoryLength_);