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src/kbuildsycoca/kbuildsycoca.cpp (line 368) <https://git.reviewboard.kde.org/r/125152/#comment58891> Comment out this also? src/kbuildsycoca/kbuildsycoca.cpp (line 370) <https://git.reviewboard.kde.org/r/125152/#comment58892> .lock() calls scare me, this will block forever if say kbuildsycoca crashed, right? How do we recover from that? Will this also lock the UI when we move the sycoca creation to apps? - Albert Astals Cid On set. 11, 2015, 7:23 a.m., David Faure wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://git.reviewboard.kde.org/r/125152/ > ----------------------------------------------------------- > > (Updated set. 11, 2015, 7:23 a.m.) > > > Review request for KDE Frameworks and Albert Astals Cid. > > > Repository: kservice > > > Description > ------- > > This is a more traditional way to protect concurrent access to a file, > and it will (more easily) allow to have one lock file per sycoca file > when we have LANG and DIRS in the filename. > > It doesn't exactly remove the dependency on DBus though, since we still > use it for the notification after the rebuild. > > As an additional improvement, if a process has to wait for another > to rebuild sycoca, when it can finally get the lock file, it does a quick > mtime check and if there were no additional changes compared to the > time of the last check (as stored in ksycoca's global header) then there > is nothing to do, we can do an early return. > > > Diffs > ----- > > src/kbuildsycoca/kbuildsycoca.cpp 2a1c6b3e2ef2add82f710e1a18cf77028f437407 > src/kbuildsycoca/kbuildsycoca_main.cpp > 5a0c0e8b47996750a1bf25139e1c21eb0392044b > src/kbuildsycoca/kbuildsycoca_p.h 1be91bf21bb6908a63ffe6c156830838ed1ff429 > src/sycoca/ksycoca.h 9d8b21e3c0f08375bece923c4029b54617f04b7f > src/sycoca/ksycoca.cpp 36718e3ee951df19494031f17dec29d1f4dd39c5 > src/sycoca/ksycoca_p.h 1a377e3586330a22cbcab507ea7d7f16d1563f13 > > Diff: https://git.reviewboard.kde.org/r/125152/diff/ > > > Testing > ------- > > Running "kbuildsycoca --noincremental &" 5 times in a row quickly, and > watching the debug output, shows that only the first one rebuilds, all others > wait (approx 1.5s) and then realize there is nothing more to do, and exit. > > > Thanks, > > David Faure > >
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