File management functions

This chapter describes file management functions that allow for the management of files and directories on the application server:

• fgl_channel_...() functions read in from or write to a file or a pipe
• DDE functions control the data exchange
• fgl_basename() returns the file name (removing the path)
• fgl_dirname() function returns the path to the file (removing the file name)
• fgl_download() downloads a file stored on the server and sends it to the client
• fgl_mk() creates a file at the path passed to it
• fgl_mkdir() creates the directory passed to it
• fgl_rm() removes the named file, if it exists
• fgl_rmdir() removes the specified directory, if it exists
• fgl_test() tests the file system of the application server for the presence of files and their attributes
• fgl_upload() downloads a file stored on the client and sends it to the server