This code would assert in a debug build and potentially crash in a
release build. (The behaviour of QStringList::at() with an out-of-bounds
index is undefined.) This commit makes the program exit with a useful
error message in all builds.
Change-Id: Ia57a2e5693eb25d3eb0b9ba701ed485dfbc1e846
Task-number: QTBUG-17582
Reviewed-by: Rohan McGovern
(cherry picked from commit
5a530f6171a9569d1a35cd8cd1015ec796b048cc)
#ifdef Q_WS_QWS
QApplication app(argc, argv);
QStringList args = app.arguments();
- Q_ASSERT(args.count() == 3 || args.count() == 4);
+ if (args.count() != 3 && args.count() != 4) {
+ fprintf(stdout,qPrintable(QString("Usage: %1 channel message [data]").arg(args.at(0))));
+ fflush(stdout);
+ return 1;
+ }
QString channelName = args.at(1);
QString msg = args.at(2);
QByteArray data;