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List:       ggi-develop
Subject:    Re: xcol palette problems
From:       Christoph_Egger () t-online ! de (Christoph Egger)
Date:       2002-04-26 16:06:49
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On 24 Apr 2002, Gerard Braad wrote:

> > Set the env variable GGI_DEBUG=255 and send me the output, please.
> > This helps me to track down the problem better.
> >
>
> (run as root, with debug)
>
> Trying mode F1.[]
> Suggested mode 640x480.V640x480.F1.D1x1.[C16/16]
> Segmentation fault
>
>
> ldd dump:
> 	libggi.so.2 => /usr/local/lib/libggi.so.2 (0x40017000)
> 	libgii.so.0 => /usr/local/lib/libgii.so.0 (0x40022000)
> 	libgg.so.0 => /usr/local/lib/libgg.so.0 (0x40029000)
> 	libdl.so.2 => /lib/libdl.so.2 (0x4004d000)
> 	libc.so.6 => /lib/libc.so.6 (0x40051000)
> 	/lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x40000000)

The usual output. That says nothing about why it crashs.

> gdb dump:
> 	Starting program: /home/g_braad/files/devel/ggi/libggi/libggi-2.0.1/programs/demos/.libs/demo
> 	Trying mode F1.[]
> 	Suggested mode 640x480.V640x480.F1.D1x1.[C16/16]
>
> 	Program received signal SIGSEGV, Segmentation fault.
> 	0x40031991 in GGI_X_flush (vis=0x804e900, x=0, y=0, w=640, h=480, tryflag=1)
> 	    at mode.c:156
> 	156	       			xcol.red   = vis->palette[x].r;


Ah - you use the X-target, because of the GGI_X_flush().

Which value has x here?
Which values has priv->xwin.cmap_first and priv->xwin.cmap_last here?

> > Have you tried latest CVS sources? There are some more bugfixes.
>
> tried those too... same problem...

ok.

Please set the environment variable "export GGI_DEBUG=255" and send me the
output. This helps me to track down the problem better.


CU,

Christoph Egger
E-Mail: Christoph_Egger@t-online.de

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