MaskRay added inline comments.
================ Comment at: lldb/source/Host/common/PseudoTerminal.cpp:149 + int r = ptsname_r(m_primary_fd, buf, sizeof(buf)); + assert(r == 0); + return buf; ---------------- labath wrote: > mgorny wrote: > > labath wrote: > > > mgorny wrote: > > > > I would really feel better with a real error handling here. It > > > > shouldn't be hard to use `ErrorOr` here. > > > Yeah, but what are you going to do with that value? Pass it to the > > > caller? The existing callers are ignoring the error return anyway, and I > > > don't want to add error handling everywhere as afaict, this function > > > can't fail unless the user messes up the master state (which is not > > > something I want to support). > > I get your point but I've literally wasted days because of missing error > > handling, so I'd really preferred if we wouldn't make it even worse. Though > > I guess `assert` is good enough. > In some ways it's even better because it will point you straight to the place > where the assumption is violated, whereas a propagated logic error can > manifest itself much farther away (or not at all). :) If `ptsname/ptsname_r` fails, buf will be uninitialized and trigger a use-of-uninitialized-value error. Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D88728/new/ https://reviews.llvm.org/D88728 _______________________________________________ lldb-commits mailing list lldb-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-commits