In a previous blog post I wrote about using the find command to search a file system. I recently had need to locate a number of ebook files with different extensions in my personal library, and wanted a quick way to enumerate them all with a single script. On BSD and OSX systems, the find command processes regular expressions differently than on Linux systems, so using it wouldn’t work for me as I wanted my script to work on both OSX and Linux. Fortunately Alvin Alexander’s blog post “Using the ...