1. University of Southern California Center for Systems and Software Engineering Code Counter Suite - Difftool Overview Michael Lee - The Aerospace Corporation Lori Vaughan - Northrop Grumman

2. University of Southern California Center for Systems and Software Engineering Agenda  USC CSSE CodeCount Suite Overview Team, Release Status and Goals  Difftool Overview  Difftool Timeline  Difftool example  Conclusion

3. University of Southern California Center for Systems and Software Engineering CodeCount Overview  CodeCount is one of the most popular SLOC counting tools publicly available About 20+ downloads per day Many CSSE Affiliates use CodeCount as the standard SLOC counting tool SLOC counting rules are well-defined  Latest Releases are only available to Affiliates members  CodeCount toolset is the only tool that supports counting logical SLOC for many languages (17+)  CodeCount development and maintenance efforts are supported by CSSE Affiliates

4. University of Southern California Center for Systems and Software Engineering CodeCount Team  University of Southern California Dr. Barry Boehm: USC CSSE Director A Winsor Brown: USC CSSE Asst. Director Jim Alstad: CodeCount usage expert, also from Boeing Vu Nguyen: CodeCount Team Lead & Configuration Manager CS and EE directed research students  NRO Cost Group  The Aerospace Corporation Marilee Wheaton: Industry Facilitator Michael Lee: Software Engineer  Northrop Grumman Mission Systems Lori Vaughan: Industry Stakeholder

5. University of Southern California Center for Systems and Software Engineering CodeCount Suite Releases December 2007 C/C++, Java, C# Perl, Jovial. Difftool JavaScript, VBScript, SQL, MUL, HTML, VB, C/C++, Java, C#, Fortran, Pascal, PL1, Ada, Assembly, SQL, July 2007 HTML, VB Ada, SQL, JSP, ASP New User Documents Counting Standards JSP, ASP, Python July 2007 + CodeCount Counting Standards Unified CodeCount. Difftool July 2007 + GUI with the Count

6. University of Southern California Center for Systems and Software Engineering CodeCount Goals  Develop and enhance CodeCount tools Maintain and enhance existing counters supporting 17 languages Future inclusion of ASP, PHP, Python Unify existing counters into one application Documentation and support http://sunset.usc.edu/csse/affiliate/private/codecount.html  Incorporate and enhance SLOC differencing tool “Difftool” into CodeCount suite

7. University of Southern California Center for Systems and Software Engineering Difftool Overview  Quantification of Reuse code has led NRO Cost Group in conjunction with Aerospace Corp. and USC CSSE to develop Diff concept and tool  Source code differencing tool utilizing existing USC CodeCounters.  Allows collection and comparison of physical and logical source lines of code.  Captures: New, Deleted, Modified

8. University of Southern California Center for Systems and Software Engineering http://csse.usc.edu/research/CODECOUNT http://sunset.usc.edu/affiliates/private Difftool Timeline Beta release Q2 2007 Logical Code differential Java C# C/C++ Yesterday + Today Last updated Q1 2006 Unified Diff Tool ** The Count GUI integration Physical code differential SQL, VB Today + Diff Tool code Development starts TomorrowYesterday ** Ongoing Development USC Center for Systems and Software Engineering (CSSE) DiffTool ™ will be continually enhanced to support more languages paralleling the CodeCount ™ development effort. Performance Enhancements HTML, Perl, Cobol

9. University of Southern California Center for Systems and Software Engineering Demo int main () { int number, guess; int a; number = (rand() % 100) + 1; printf ("Guess:"); scanf ("%d", &guess); if (guess < number) { printf ("\nYour number is small."); } else if (guess > number) { printf ("\nYour number is high."); } number = number + rand() % 100 + 10; if (number < 100) return number; return (0); } int main () { int number, guess; int a, b, c; number = (rand() % 100) + 1; printf("Guess:"); scanf("%d",&guess); if (guess < number) { printf("\nThis is a new line.\ Continue the previous line."); printf ("\nYour number is small."); } else if (guess > number || guess == 0) { printf ("\nYour number is high."); } return (1); } 1 modified unchanged 1 added 1 modified 1 deleted 2 deleted 1 modified Old code New code Physical changes Logical changes

10. University of Southern California Center for Systems and Software Engineering Demo - outfile_diff_results.txt

11. University of Southern California Center for Systems and Software Engineering Demo - outfile_cmplx.txt

12. University of Southern California Center for Systems and Software Engineering Demo - The Count (Boeing) GUI

13. University of Southern California Center for Systems and Software Engineering Demo - The Count (Boeing) GUI

14. University of Southern California Center for Systems and Software Engineering Conclusion  USC DiffTool being developed and enhanced with industry collaborative efforts NRO Cost Group  Redesign of Code Count and DiffTool to unify support for multiple languages into common applications promoting ease of scalability and maintenance.  Standards and CodeCount tool for new programming languages continuing  Encourage Industry usage and involvement  USC CSSE affiliate support well directed