[Bug 10503] Sid Meier's Alpha Centauri: Wine segfaults when clicking on a city.

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=10503





--- Comment #19 from Michael Mc Donnell <michael at mcdonnell.dk>  2008-07-26 14:09:09 ---
(In reply to comment #18)
> (In reply to comment #17)
> > (In reply to comment #16)
> > > Hmmm, last error message before the segfault for me is 
> > > fixme:font:CreateScalableFontResourceA
> > > (0,"arialn.fot","arialn.ttf","Z:\\media\\ExtHD\\Sid Meier's Alpha Centauri"):
> > > stub
> > > Segmentation fault (core dumped)
> > > 
> > > version 9.55 of wine
> > > 
> > 
> > Did you install this in wine or are you running from a windows install.
> > 
> 
> It doesn't matter. It also crashes if you install it from scratch in Linux.
> It's an old bug in the the winex11 code (I think). The code fails in the
> function X11DRV_SelectFont in xfont.c. I suspect it's because it tries to
> access a font it hasn't loaded, but I'm not sure of it. It definitely has
> something to do with the font code because it doesn't segfault if you comment
> out this code.
> 
> It might be related to CreateScalableFont because the scalable fonts aren't
> created.
> 

I'm a really newbie wine hacker, so could anyone point me to where the problem
might be? The following lines are from the trace with tid, seh and relay:

***SNIP***
0009:Call gdi32.GetStockObject(0000000d) ret=006308d7
0009:Ret  gdi32.GetStockObject() retval=0000007c ret=006308d7
0009:Call gdi32.SelectObject(00000484,0000007c) ret=006308e1
0009:Call winex11.drv.GetDeviceCaps(00151b00,00000022) ret=7ec44799
0009:Ret  winex11.drv.GetDeviceCaps() retval=000079d7 ret=7ec44799
0009:Call winex11.drv.GetDeviceCaps(00151b00,00000022) ret=7ec44799
0009:Ret  winex11.drv.GetDeviceCaps() retval=000079d7 ret=7ec44799
0009:Call winex11.drv.SelectFont(00151b00,0000007c,00134ab0) ret=7ec55dc8
0009:Call gdi32.GetObjectW(0000007c,0000005c,00334d04) ret=7e6766b5
0009:Ret  gdi32.GetObjectW() retval=0000005c ret=7e6766b5
0009:Call gdi32.GetObjectW(0000007c,0000005c,00334b88) ret=7e67c5aa
0009:Ret  gdi32.GetObjectW() retval=0000005c ret=7e67c5aa
0009:Call gdi32.LPtoDP(00000484,00334af8,00000002) ret=7e64b96d
0009:Ret  gdi32.LPtoDP() retval=00000001 ret=7e64b96d
0009:Call gdi32.LPtoDP(00000484,00334af8,00000002) ret=7e64b91d
0009:Ret  gdi32.LPtoDP() retval=00000001 ret=7e64b91d
0009:Ret  winex11.drv.SelectFont() retval=00000000 ret=7ec55dc8
0009:Ret  gdi32.SelectObject() retval=0000955c ret=006308e1
0009:warn:seh:setup_exception exception outside of stack limits in thread 0009
eip 0063600d esp 00017aab stack 0x231000-0x340000
***SNIP***

Which call causes the exception? Is it the last SelectObject?


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