COST Design Specs

Commands

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declare varible[array] as type

Declares a variable

struct label

... Variables

end struct

A structure similar to a C structure

let variable = rhs

Assigns a variable and does calculations

function rettype foo(parameter)

return(type)

end function

A function.. rettype is the type it returns... Parameters are passed by value by default...

Ex...

function int foo(bar as long)

return bar * 2

end function

To pass by refrence us &.. Ex..

function int foo(&bar as long)

if ... elseif .. else .. end if

An if statement

.. ex

if(a > 3)

call foo(5)

elseif(a < 3)

call bar(3)

else

return(5)

end if

for(assignement; loop til; increment)

next

Like a C for

while(expression)

end while

A while statement like the C while statement

do

loop until(expression)

Like a BASIC loop until

switch(variable)

case(value)

end switch

break

Breaks a loop

continue

Skips one time thru a loop

cout << expression << endl

like a C++ cout. Outputs

cin >> value

Gets input

Display

End display

Outputs a block of quotes

# comment

A comment

join label

Joins party

attack label

Attacks

buy label, price

buys something

sell label, price

Sells something

module label

Name of the module

P-Code

struct – A structure

end struct – End of a structure

declare – Declares a variable

move – Moves a variable

add – Adds a variable

subtract – Subtracs a variable

multiply – Multiplies a variable

divided – Divides a variable

power by - ^

modulas - %

display – Displays a block

cout – Line output

input (equal to >>) - Input

output (equeal to <<) - Outputs a valu

join – Joins party

attack – Attacks party

sell – sels an iterm

buy – Buys an item

test – Subtracts 2 value <0 = less than; =0 = Equal to; > - Greater than

jump_less – Jumps if less than

jump_greator – Jump if greater than

jump equal – Jump if equal

jump – Unconditional jump

Software

cost – Compiler

clib – Library manager

libcost.so – The library