Date: Wed, 15 Oct 1997 11:08:19 +0200 From: Christoph Kukulies <kuku@gilberto.physik.RWTH-Aachen.DE> To: Mike Smith <mike@smith.net.au> Cc: Christoph Kukulies <kuku@gilberto.physik.RWTH-Aachen.DE>, freebsd-emulation@FreeBSD.ORG Subject: Re: some observations with xmaple (Maple V4 R5, Linux version) Message-ID: <19971015110819.62289@gil.physik.rwth-aachen.de> In-Reply-To: <199710150826.RAA02352@word.smith.net.au>; from Mike Smith on Wed, Oct 15, 1997 at 05:56:12PM %2B0930 References: <199710150719.JAA10735@gil.physik.rwth-aachen.de> <199710150826.RAA02352@word.smith.net.au>
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On Wed, Oct 15, 1997 at 05:56:12PM +0930, Mike Smith wrote:
> >
> > When running xmaple (Maple V4 R5, the Linux version - there ain't
> > a FreeBSD one), to things seem strange :
> >
> > When I set the DISPLAY variable to a remote host the program
> > just seg faults (segmentation violation) and dies. It shouldn't IMO.
>
> Obviously. What sort of remote display are you trying to use?
xdpyinfo:
name of display: :0.0
version number: 11.0
vendor string: X Inside Inc.
vendor release number: 1302
maximum request size: 4194300 bytes
motion buffer size: 0
bitmap unit, bit order, padding: 32, LSBFirst, 32
image byte order: LSBFirst
number of supported pixmap formats: 6
supported pixmap formats:
depth 1, bits_per_pixel 1, scanline_pad 32
depth 4, bits_per_pixel 8, scanline_pad 32
depth 8, bits_per_pixel 8, scanline_pad 32
depth 15, bits_per_pixel 16, scanline_pad 32
depth 16, bits_per_pixel 16, scanline_pad 32
depth 24, bits_per_pixel 32, scanline_pad 32
keycode range: minimum 8, maximum 167
focus: window 0x800002, revert to Parent
number of extensions: 16
BIG-REQUESTS
DEC-XTRAP
GLX
MIT-SCREEN-SAVER
MIT-SHM
MIT-SUNDRY-NONSTANDARD
Multi-Buffering
SGI-GLX
SHAPE
X3D-PEX
XI-ShmLink
XIE
XIdle
XTEST
XTestExtension1
XsightExtension
default screen number: 0
number of screens: 1
screen #0:
dimensions: 1280x1024 pixels (433x346 millimeters)
resolution: 75x75 dots per inch
depths (2): 1, 24
root window id: 0x24
depth of root window: 24 planes
number of colormaps: minimum 1, maximum 1
default colormap: 0x22
default number of colormap cells: 256
preallocated pixels: black 0, white 16777215
options: backing-store NO, save-unders NO
largest cursor: 64x64
current input event mask: 0x58003d
KeyPressMask ButtonPressMask ButtonReleaseMask
EnterWindowMask LeaveWindowMask SubstructureNotifyMask
SubstructureRedirectMask PropertyChangeMask
number of visuals: 2
default visual id: 0x20
visual:
visual id: 0x20
class: TrueColor
depth: 24 planes
available colormap entries: 256 per subfield
red, green, blue masks: 0xff0000, 0xff00, 0xff
significant bits in color specification: 8 bits
visual:
visual id: 0x21
class: DirectColor
depth: 24 planes
available colormap entries: 256 per subfield
red, green, blue masks: 0xff0000, 0xff00, 0xff
significant bits in color specification: 8 bits
>
> > Running the non GUI version (maple) it comes up fine but (since I didn't
> > know how to quit) when I send it the Quit signal (^\) it comes with
> >
> > LINUX: 'ioctl' fd=0, typ=0x54(T), num=0x12 not implemented
> >
> > and finally core dumps and quits through the FreeBSD signal mechanism.
>
> That's TIOCSTI, "simulate terminal input" on standard in. It looks
> like a fairly disgusting hack to me (ie. simulate terminal input rather
> than communicate with the parser directly).
>
> Could you apply this to /sys/i386/linux/linux_ioctl.c and see if it
> appears to work? If so, I'll commit it.
>
>
Will try that.
Content-Description: linux_ioctl.c.diff
> Index: linux_ioctl.c
> ===================================================================
> RCS file: /local3/ncvs/src/sys/i386/linux/linux_ioctl.c,v
> retrieving revision 1.20
> diff -u -r1.20 linux_ioctl.c
> --- linux_ioctl.c 1997/07/20 16:05:59 1.20
> +++ linux_ioctl.c 1997/10/15 08:28:27
> @@ -519,6 +519,10 @@
> args->cmd = TIOCSPGRP;
> return ioctl(p, (struct ioctl_args *)args, retval);
>
> + case LINUX_TIOCSTI:
> + args->cmd = TIOCSTI;
> + return ioctl(p, (struct ioctl_args *)args, retval);
> +
> case LINUX_TIOCGWINSZ:
> args->cmd = TIOCGWINSZ;
> return ioctl(p, (struct ioctl_args *)args, retval);
--
Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de
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