Jonathon Jongsma wrote: > On Tue, 2008-01-15 at 15:55 +0100, Murray Cumming wrote: > >> On Wed, 2008-01-09 at 17:58 +0100, Murray Cumming wrote: >> >>> giomm is now in glibmm. But we need more people to take a look and >>> review the API. We'll have to freeze the API quite soon for GNOME 2.22, >>> though I'm not sure exactly when that will be for glib and glibmm. >>> >>> I am gradually adding documentation, but I'm only up to >>> Gio::FileEnumerator so far, alphabetically: >>> http://www.gtkmm.org/docs/glibmm-2.4/docs/reference/html/namespaceGio.html >>> >>> Gio::File is probably a good place to start, though I don't yet have a >>> good idea of the API as a whole: >>> http://www.gtkmm.org/docs/glibmm-2.4/docs/reference/html/classGio_1_1File.html#_details >>> >> There are several TODO comments in the .hg files if someone would like >> to help. It's simple stuff. >> >> > > I finally got some time to sit down and play around with the giomm stuff > tonight, but unfortunately I haven't gotten very far yet. I can't even > get a simple example to run. Has anybody else written any test/sample > programs with giomm? Am I doing something wrong here? > > $ cat giomm-test.cc > #include <giomm.h> > > // no overloads exist without a cancellable argument yet, so create a > dummy NULL > // cancellable > Glib::RefPtr<Gio::Cancellable> not_cancellable; > > int main (int argc, char** argv) > { > Gio::init(); > Glib::RefPtr<Gio::File> f = Gio::File::create_for_path > ("/home/jonathon/tmp/giomm.cc"); > Glib::RefPtr<Gio::FileInputStream> stream = f->read > (not_cancellable); > return 0; > } > > $ ./giomm-test > Segmentation fault (core dumped) > > gdb says: > Program received signal SIGSEGV, Segmentation fault. > [Switching to Thread -1214220608 (LWP 12799)] > 0x08053311 in ?? () > (gdb) bt > #0 0x08053311 in ?? () > #1 0xbf8d8758 in ?? () > #2 0xb7dcd1ea in IA__g_type_create_instance (type=0) at gtype.c:1569 > Backtrace stopped: previous frame inner to this frame (corrupt stack?) > > I think that though the docs say the Cancellable can be NULL this is probably only true for for the C API. You may need to have a "real" Cancellable.
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