Presentation/Test Shell: Command Language Specification

The following commands will be used in the test files for this project:

• cr <name>

create a new file with the name <name>

• de <name>
destroy the named file <name>
• op <name>
open the named file <name> for reading and writing; display an index value
• cl <index>
close the specified file <index>
• rd <index> <count>
sequentially read a number of bytes <count> from the specified file <index> and display them on the terminal
• wr <index> <char> <count>
sequentially write <count> number of <char>s into the specified file <index> at its current position
• sk <index> <pos>
set the current position of the specified file <index> to <pos>
• dr
list the names of all files and their lengths
• in <no_cyl> <no_surf> <no_sect> <sect_len> <disk_cont>
create a disk using the given dimension parameters and initialize it using the file <disk_cont>
• sv <disk_cont>
save the contents of the disk in the file <disk_cont>
• q
exit the system