The Annoyance Filter.pdf - Fourmilab

198 HEADER INCLUDE FILES ANNOYANCE-FILTER §243
case 201: /∗ −−version Print version information ∗/
{
〈 Print program version information 245 〉;
}
return 0;
case 218: /∗ −−write fname Write dictionary to fname ∗/
{
ofstream of (optarg , ios ::binary );
if (¬of ) {
cerr ≪ "Cannot␣create␣dictionary␣file␣" ≪ optarg ≪ endl ;
return 1;
}
updateProbability ( );
dict .exportToBinaryFile (of );
of .close ( );
}
break;
default:
cerr ≪ "***Internal␣error:␣unhandled␣case␣" ≪ opt ≪ "␣in␣option␣processing." ≪
endl ;
return 1;
}
}
〈 Check for inconsistencies in option specifications 244 〉;
This code is used in section 223.
244. Some combinations of option specifications make no sense or indicate the user doesn’t understand
how they’re processed. Check for such circumstances and issue warnings to point out the error of the
user’s ways.
〈 Check for inconsistencies in option specifications 244 〉 ≡
if (pTokenTrace ∧ (pDiagFilename ≡ "")) {
cerr ≪ "Warning:␣−−ptrace␣requested␣but␣no␣−−pdiag␣file␣specified." ≪ endl ;
}
if ((transcriptFilename ≠ "") ∧ (nTested ≡ 0)) {
cerr ≪ "Warning:␣−−transcript␣requested␣but␣no␣message␣−−test␣or␣−−\
classify␣done." ≪ endl ;
}
if ((pDiagFilename ≠ "") ∧ (nTested ≡ 0)) {
cerr ≪ "Warning:␣−−pdiag␣requested␣but␣no␣message␣−−test␣or␣−−classify␣done." ≪
endl ;
}
if (annotations .count ( ) > 0 ∧ (transcriptFilename ≡ "")
#ifdef POP3_PROXY_SERVER
∧ (popProxyServer ≡ "")
#endif
) {
cerr ≪ "Warning:␣−−annotate␣requested␣but␣no␣−−transcript␣or␣−−pop3\
proxy␣requested." ≪ endl ;
}
This code is used in section 243.