[ https://issues.apache.org/jira/browse/QPID-1998?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Steve Huston resolved QPID-1998. -------------------------------- Resolution: Fixed Fixed; trunk r796581 > Possible 0-pointer crash in SystemInfo::getProcessName() > -------------------------------------------------------- > > Key: QPID-1998 > URL: https://issues.apache.org/jira/browse/QPID-1998 > Project: Qpid > Issue Type: Bug > Components: C++ Client > Affects Versions: 0.5 > Environment: Windows > Reporter: Steve Huston > Assignee: Steve Huston > Fix For: 0.6 > > > As reported on us...@qpid.apache.org by Alan Conway: > Nithesh Shetty wrote: > [snip] > > > > Now the problem is it give exception if u check the call stack then > > it show ptr = 0x00000000 line 664 > > qpid::sys::SystemInfo::getProcessName() > > qpid::client::ConnectionHandler::ConnectionHandle() > > qpid::client::ConnectionImpl::ConnectionImp() > > qpid::client:Connection::open() ( open connection is from read thread) > > > > tested the above code on windows > > > There's a bug in the windows code for getProcessName which might be the cause > of > your woes. > std::string SystemInfo::getProcessName() > { > // Only want info for the current process, so ask for something specific. > // The module info won't be used here but it keeps the snapshot limited > to > // the current process so a search through all processes is not needed. > HANDLE snap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, 0); > if (snap == INVALID_HANDLE_VALUE) > return 0; > ^^^^^^^^ > This return statment is constructing a string from a 0 pointer which is going > to > lead to a null pointer crash. I don't know if its likely to be the cause of > your > crash since I don't know under what circumstances you'd get the > INVALID_HANDLE_VALUE. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online. --------------------------------------------------------------------- Apache Qpid - AMQP Messaging Implementation Project: http://qpid.apache.org Use/Interact: mailto:dev-subscr...@qpid.apache.org