RosettaCodeData/Task/Rot-13/S-lang/rot-13.slang
2016-12-05 22:15:40 +01:00

23 lines
459 B
Text

variable old = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
variable new = "NOPQRSTUVWXYZABCDEFGHIJKLMnopqrstuvwxyzabcdefghijklm";
define rot13(s) {
s = strtrans(s, old, new);
return s;
}
define rot13_stream(s) {
variable ln;
while (-1 != fgets(&ln, s))
fputs(rot13(ln), stdout);
}
if (__argc > 1) {
variable arg, fp;
foreach arg (__argv[[1:]]) {
fp = fopen(arg, "r");
rot13_stream(fp);
}
}
else
rot13_stream(stdin);