The Annoyance Filter.pdf - Fourmilab

192 HEADER INCLUDE FILES ANNOYANCE-FILTER §243
{"write", 1, Λ, 218},
{0, 0, 0, 0}
};
int option index = 0;
bool lastOption = false ; /∗ Set true to exit command line processing after option ∗/
int exitStatus = 0; /∗ Program exit status ∗/
while ((¬lastOption ) ∧ (opt = getopt long (argc, argv , "j:m:r:t:uv", long options ,
&option index )) ≠ −1) {
switch (opt ) {
case 222: /∗ −−annotate options Add annotation options to −−transcript output ∗/
while ((∗optarg ) ≠ 0) {
unsigned int ch = (∗optarg ++) & # FF;
if (isascii (ch ) ∧ isalpha (ch ) ∧ isupper (ch )) {
ch = islower (ch );
}
annotations .set(ch );
}
break;
case 232:
/∗ −−autoprune n Automatically prune unique words when dictionary exceeds n bytes ∗/
autoPrune = atoi (optarg );
if (verbose ) {
cerr ≪ "Unique␣words␣will␣be␣automatically␣pruned␣from␣dictionary␣w\
hen␣it␣exceeds␣" ≪ autoPrune ≪ "␣bytes." ≪ endl ;
}
break;
case 225: /∗ −−biasmail n Set frequency bias of words in legitimate mail to n ∗/
mailBias = atof (optarg );
if (verbose ) {
cerr ≪ "Frequency␣bias␣for␣words␣and␣phrases␣in␣legitimate␣mail␣set␣to␣" ≪
mailBias ≪ "." ≪ endl ;
}
break;
case 221: /∗ −−binwords n Parse binary streams for words of n characters or more ∗/
streamMinTokenLength = atoi (optarg );
if (verbose ) {
if (streamMinTokenLength > 0) {
cerr ≪ "Binary␣streams␣will␣be␣parsed␣for␣words␣of␣" ≪ streamMinTokenLength ≪
"␣characters␣or␣more." ≪ endl ;
}
else {
cerr ≪ "Binary␣streams␣will␣not␣be␣parsed␣for␣words." ≪ endl ;
}
}
break;
case 231: /∗ −−bsdfolder Next −−mail or −−junk folder uses BSD “From␣” separator ∗/
bsdFolder = true ;
break;
case 209: /∗ −−classify fname Classify message in fname ∗/
{