Just noticed this while trying to find the right Qt plugin options.
Calling
./MitkWorkbench -abc
produces this
terminate called after throwing an instance of 'Poco::Util::UnknownOptionException' what(): Unknown option specified Program received signal SIGABRT, Aborted.
Technically there is some information for the user, but I think SIGABRT is considered as an unclean exist, it could e.g. trigger some OS level crash reporting.
Stack trace:
#0 0x00007ffff73f69d5 in raise () from /lib64/libc.so.6 #1 0x00007ffff73df8a4 in abort () from /lib64/libc.so.6 #2 0x00007ffff763d926 in __gnu_cxx::__verbose_terminate_handler() [clone .cold] () from /lib64/libstdc++.so.6 #3 0x00007ffff76491ac in __cxxabiv1::__terminate(void (*)()) () from /lib64/libstdc++.so.6 #4 0x00007ffff7649217 in std::terminate() () from /lib64/libstdc++.so.6 #5 0x00007ffff76494c9 in __cxa_throw () from /lib64/libstdc++.so.6 #6 0x00007ffff72b8c54 in Poco::Util::OptionSet::getOption (this=0x7fffffffe178, name="abc", matchShort=true) at /home/nolden/prj/mitk/dbg/ep/src/Poco/Util/src/OptionSet.cpp:106 #7 0x00007ffff72b7f4b in Poco::Util::OptionProcessor::processCommon (this=0x7fffffffda20, optionStr="abc", isShort=true, optionName="", optionArg="") at /home/nolden/prj/mitk/dbg/ep/src/Poco/Util/src/OptionProcessor.cpp:136 #8 0x00007ffff72b7c49 in Poco::Util::OptionProcessor::processUnix (this=0x7fffffffda20, argument="-abc", optionName="", optionArg="") at /home/nolden/prj/mitk/dbg/ep/src/Poco/Util/src/OptionProcessor.cpp:98 #9 0x00007ffff72b788f in Poco::Util::OptionProcessor::process (this=0x7fffffffda20, argument="-abc", optionName="", optionArg="") at /home/nolden/prj/mitk/dbg/ep/src/Poco/Util/src/OptionProcessor.cpp:53 #10 0x00007ffff7293a8b in Poco::Util::Application::processOptions (this=0x7fffffffe0f0) at /home/nolden/prj/mitk/dbg/ep/src/Poco/Util/src/Application.cpp:402 #11 0x00007ffff7291531 in Poco::Util::Application::init (this=0x7fffffffe0f0) at /home/nolden/prj/mitk/dbg/ep/src/Poco/Util/src/Application.cpp:171 #12 0x00007ffff7290d6e in Poco::Util::Application::init (this=0x7fffffffe0f0, argc=2, argv=0x7fffffffe2e8) at /home/nolden/prj/mitk/dbg/ep/src/Poco/Util/src/Application.cpp:133 #13 0x00007ffff7fa6792 in mitk::BaseApplication::run (this=0x7fffffffe0f0) at /home/nolden/prj/mitk/src/Modules/AppUtil/src/mitkBaseApplication.cpp:837 #14 0x0000000000402585 in main (argc=2, argv=0x7fffffffe2e8) at /home/nolden/prj/mitk/src/Applications/Workbench/MitkWorkbench.cpp:46