Section 1.4 - Altering messages

When play begins:
init library messages;
add the custom library messages.

To add the custom library messages:
repeat through the table of custom library messages begin;
set the message id entry to the message text entry;
end repeat.

To set (id_ - library message id) to (msg_ - text):
update the row with id of id_ to msg_.

To update the row with id of (id_ - library message id) to (msg_ - text):
let n1 be 1;
let n2 be the number of rows in the table of library messages;
while n1 <= n2 begin;
let mid be n1 plus n2;
     change mid to mid divided by 2;
     choose row mid in the table of library messages;
     if the message id entry is id_ begin;
     change the message text entry to msg_;
         change n1 to n2 + 1;
     end if;
     if the message id entry < id_, change n1 to mid plus 1;
if the message id entry > id_, change n2 to mid minus 1;
end while.

libmsg_3ps_changed is a number that varies. libmsg_3ps_changed is 0.

To set the library message third person text to (name_ - text):
    set the library message third person text to name_ / name_ / name_.

To set the library message third person text to (upper_ - text) / (lower_ - text):
set the library message third person text to upper_ / lower_ / lower_.

To restore the library message third person text:
set the library message third person text to "Egli" / "egli" / "lui";
change libmsg_3ps_changed to 0.

To set the library message third person text to (upper_ - text) / (lower_ - text) / (dobj_ - text):
change libmsg_3ps_changed to 1;
repeat through the table of 'you' forms begin;
if Gramm Person entry is third person and
     Gramm Number entry is singular begin;
         if Case entry is upper-case, change Word entry to upper_;
otherwise change Word entry to lower_;
     end if;
end repeat;
repeat through the table of 'you' dobj forms begin;
if Gramm Person entry is third person and
     Gramm Number entry is singular then
change Word entry to dobj_;
end repeat.