May 20, 2005
Book Excerpt: Linux Programming by Example, Part 2
In Part 1 of this article, we began a tour of the V7 Unix ls program. We looked at how it parses options and at how it maintained the flist array as a two-level stack of files to print information about. We then saw how ls found and printed out the long format information about each file. This article continues the tour through the code.