RosettaCodeData/Task/File-input-output/Aime/file-input-output.aime

file i, o;
text s;

i.open("input.txt", OPEN_READONLY, 0);
o.open("output.txt", OPEN_CREATE | OPEN_TRUNCATE | OPEN_WRITEONLY,
       0644);

while (i.line(s) ^ -1) {
    o.text(s);
    o.byte('\n');
}