Yea, I saw that as well. For now, the abstraction I'm creating deals only with local processes. However, it has an interface that would in theory allow a RemoteProcess to derive from it, so that local and remote processes could be managed transparently.
On Tue, Sep 16, 2014 at 12:07 PM, Todd Fiala <tfi...@google.com> wrote: > Don't forget we also have launching via Platform classes, which can end up > kicking off a gdb-remote request to a lldb-platform or gdb-remote stub > (llgs/debugserver). > > Also, ProcessGDBRemote is capable of kicking those off if it's using > gdb-remote locally. > > So, if nothing else, there's the concept of a "launch via another > mechanism." > > On Tue, Sep 16, 2014 at 11:55 AM, Zachary Turner <ztur...@google.com> > wrote: > >> The last major piece of the Host layer I'd like to address is process >> launching and cleanup. From looking over the code it seems we have the >> following different ways to launch a process: >> >> MacOSX: >> * Applescript >> * XPC >> * posix_spawn >> >> Other posix variants: >> * posix_spawn >> >> Windows: >> * Native windows launcher >> >> >> Among these, there are a couple of different ways to reap processes on >> exit and/or "join" on them. These are: >> >> MacOSX: >> * Applescript [ No process reaping or monitoring occurs. ] >> * XPC [ Uses MacOSX-specific dispatch library for >> monitoring ] >> * posix_spawn [ Uses MacOSX-specific dispatch library for monitoring ] >> >> Other posix variants: >> * posix_spawn [ Launches a background thread to monitor for process >> exit, join on the thread to join on the process ] >> >> Windows: >> * Native windows launcher [ WaitForSingleObject ] >> >> A few questions: >> >> 1) Is Join() on a process a useful operation that people would be >> interested in seeing implemented for all platforms? >> >> 2) On Linux at least, if you don't waitpid() on a process you'll end up >> with zombies. It seems this is true on MacOSX as well, because I see >> waitpid() in StartMonitoringChildProcess. Is this not true for the >> Applescript launcher? Why doesn't the Applescript launching code path call >> StartMonitoringChildProcess() anywhere? >> >> 3) Speaking of the Applescript launcher, what is it and what is it used >> for? >> >> >> I'll probably have more questions as I wrap my head around this a little >> more. Thanks >> >> _______________________________________________ >> lldb-dev mailing list >> lldb-dev@cs.uiuc.edu >> http://lists.cs.uiuc.edu/mailman/listinfo/lldb-dev >> >> > > > -- > Todd Fiala | Software Engineer | tfi...@google.com | 650-943-3180 >
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