Peter Dalgaard <[EMAIL PROTECTED]> writes:
> [EMAIL PROTECTED] writes:
>
> > Finally, for some reason I'm trying to track down, under Windows, pmg
> > is crashing when a cairoDevice graphics device is being closed. This
> > affects the plotnotebook and the Lattice Explorer. I have an update to
> > gWidgetsRGtk2 that may fix it, but I haven't had a chance to fully
> > test it. It can be installed with
>
> This appears not to be Windows-specific. I see it on Fedora Core 5
> too:
>
> > plot(x = ashina$vas.active, y = ashina$vas.plac, type = "p",
> + pch = 1, col = ashina$grp)
>
> *** caught segfault ***
> address 0xfc, cause 'memory not mapped'
>
> Traceback:
> 1: dev.off([EMAIL PROTECTED])
> 2: handler(...)
> 3: function (...) { handler(...) return(TRUE)}(list(obj = <S4
> object of class "gGraphicsRGtk">, action = NULL), <pointer:
> 0xc327a60>)
>
> Possible actions:
> 1: abort (with core dump)
> 2: normal R exit
> 3: exit R without saving workspace
> 4: exit R saving workspace
>
> (2.4.0 Patched, upon closing the plotnotebook)
Followup:
gdb says
#0 0x080e7910 in Rf_KillDevice (dd=0x8287fc0)
at ../../../R/src/main/graphics.c:4814
4814 ((GEDevDesc*) dd)->dev->close(((GEDevDesc*) dd)->dev);
(gdb) p ((GEDevDesc*) dd)->dev
$1 = (NewDevDesc *) 0x0
(gdb) bt
#0 0x080e7910 in Rf_KillDevice (dd=0x8287fc0)
at ../../../R/src/main/graphics.c:4814
#1 0x002202da in kill_cairo (dd=Variable "dd" is not available.
) at cairoDevice.c:197
#2 0x00db21d9 in g_cclosure_marshal_VOID__VOID ()
from /usr/lib/libgobject-2.0.so.0
#3 0x00da4f8b in g_closure_invoke () from
/usr/lib/libgobject-2.0.so.0
#4 0x00db5e3d in g_signal_override_class_closure ()
from /usr/lib/libgobject-2.0.so.0
#5 0x00db7347 in g_signal_emit_valist () from
/usr/lib/libgobject-2.0.so.0
#6 0x00db7509 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#7 0x010e7761 in gtk_object_destroy () from
/usr/lib/libgtk-x11-2.0.so.0
#8 0x011bde61 in gtk_widget_hide () from /usr/lib/libgtk-x11-2.0.so.0
#9 0x00da7600 in g_object_run_dispose () from
/usr/lib/libgobject-2.0.so.0
#10 0x010e756e in gtk_object_destroy () from
/usr/lib/libgtk-x11-2.0.so.0
#11 0x011be045 in gtk_widget_destroy () from
/usr/lib/libgtk-x11-2.0.so.0
#12 0x00222258 in freeCairoDesc (dd=0xc45cfd8) at cairoDevice.c:22
#13 0x0022253d in Cairo_Close (dd=0xc45cfd8) at cairoDevice.c:550
#14 0x080e78a3 in Rf_killDevice (devNum=1)
at ../../../R/src/main/graphics.c:4826
#15 0x08121c3f in do_devoff (call=0xbbb3c2c, op=0x9c96c28,
args=0xbbb32b8,
env=0xbbb3d44) at ../../../R/src/main/plot.c:132
#....
I'm a bit clueless regarding gtk, but it looks like a reentrancy
issue, with a signal trying to close the device while it is already
in the process of being closed.
(CC moved to r-devel)
-p
--
O__ ---- Peter Dalgaard Øster Farimagsgade 5, Entr.B
c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - ([EMAIL PROTECTED]) FAX: (+45) 35327907
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