Cscope is a text screen based source browsing tool.  Although it isprimarily designed to search C code (including lex and yacc files), itcan also be used for C++ code.Using cscope, you can easily search for where symbols are used anddefined.  Cscope is designed to answer questions like:        Where is this variable used?        What is the value of this preprocessor symbol?        Where is this function in the source files?        What functions call this function?        What functions are called by this function?        Where does the message "out of space" come from?        Where is this source file in the directory structure?        What files include this header file?It has been released by The Santa Cruz Operation, Inc as Open Sourceunder the BSD license.  Please look at COPYING for a detaileddescription of the license.For instructions on how to build and install cscope, see the file,"INSTALL".Browse to http://cscope.sourceforge.net for more current information