Files

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simple

Primitive Alt Action
SetDirectory [abcd]
ChangeDirectory abcd
Directory
Files		 SetDir
CD
Dir
LS		 Set current directory to abcd
Change to directory abcd.
Return current directory.
List contents of current directory.

Primitive Action
Save word list
Saved word
Load word		 Save procedures in list in file named word.
Save procedures currently defined in file named word.
Opens and read file named word.

Primitive Action
OpenFlow id file
ListFlow
ReadLineFlow id
ReadCharFlow id
WriteLineFlow id [abcd]
AppendLineFlow id [abcd]
CloseFlow id
EndFlow? id		 Open a flow towards file with id.
List all open fluxes with their identifiers.
Open flow id and read a line in the file.
Open flow id and read a character in the file.
Write text line contained in list to file id.
Write text line contained in list to end of file id.
Close flux id.
Return true if end of file, else false.