Re: [B2-devel] Fix crashes with SDL on linux

[Alexei S. <ale...@gm...>]

Thanks!

Committed upstream:

https://github.com/cebix/macemu/commit/be28a8e5d40e3db69e446da69de3f9f004340932

-Alexei

On Mon, Jun 18, 2012 at 5:07 AM, Amadeusz Sławiński <am...@as...>wrote:

> When I do ./configure --enable-sdl-video --enable-sdl-audio SheepShaver
> crashes sooner or later after being started (usually before even ending
> booting). I narrowed it down to be caused by changing cursors.
>
> Some example of crashes:
>
> SheepShaver V2.3 by Christian Bauer and Mar"c" Hellwig
> Reading ROM file...
> Using SDL/alsa audio output
> Detected CPU features: MMX SSE SSE2 SSE3 SSSE3
> PowerPC CPU emulator by Gwenole Beauchesne
> WARNING: Unknown DiskStatus(6)
> WARNING: Unknown DiskStatus(6)
> SheepShaver: Fatal IO error 11 (Resource temporarily unavailable) on X
> server :0.
> Illegal instruction at 00002400, opcode = 000108c4
> zsh: abort      ./SheepShaver
>
>
> SheepShaver V2.3 by Christian Bauer and Mar"c" Hellwig
> Reading ROM file...
> Using SDL/alsa audio output
> Detected CPU features: MMX SSE SSE2 SSE3 SSSE3
> PowerPC CPU emulator by Gwenole Beauchesne
> WARNING: Unknown DiskStatus(6)
> WARNING: Unknown DiskStatus(6)
> SheepShaver: Fatal IO error 11 (Resource temporarily unavailable) on X
> server :0.
> SIGSEGV
>  pc 0x45fc36
>  ea 0x3dbc
>  r0 03e00000   r1 01bffe00   r2 00000000   r3 00000000
>  r4 41a67ab6   r5 00000000   r6 00000028   r7 000000b8
>  r8 00000020   r9 00000000  r10 00000000  r11 00000001
> r12 0000e38e  r13 0000ffff  r14 00000000  r15 499a0000
> r16 419c54ea  r17 4d997082  r18 4d997082  r19 41ab9cbc
> r20 4d997028  r21 4d9a2190  r22 41ab9cac  r23 00000000
> r24 41a67ab6  r25 00000000  r26 fffffffe  r27 000021ee
> r28 41b3df34  r29 51ed1170  r30 51e60000  r31 68fff000
>  f0 0.00000   f1 0.00000   f2 0.00000   f3 0.00000
>  f4 0.00000   f5 0.00000   f6 0.00000   f7 0.00000
>  f8 0.00000   f9 0.00000  f10 0.00000  f11 0.00000
> f12 0.00000  f13 0.00000  f14 0.00000  f15 0.00000
> f16 0.00000  f17 0.00000  f18 0.00000  f19 0.00000
> f20 0.00000  f21 0.00000  f22 0.00000  f23 0.00000
> f24 0.00000  f25 0.00000  f26 0.00000  f27 0.00000
> f28 0.00000  f29 0.00000  f30 0.00000  f31 0.00000
>  lr 51e6d6e0  ctr 00000000   cr 40000088  xer 00000000
>  pc 00003dbc fpscr 00000000
>  0x    3d9c:  zsh: segmentation fault  ./SheepShaver
>
> Configured with is a bit more informative
> ./configure --enable-sdl-video --enable-sdl-audio --disable-vosf
>
> SheepShaver V2.3 by Christian Bauer and Mar"c" Hellwig
> Reading ROM file...
> Using SDL/alsa audio output
> Detected CPU features: MMX SSE SSE2 SSE3 SSSE3
> PowerPC CPU emulator by Gwenole Beauchesne
> WARNING: Unknown DiskStatus(6)
> WARNING: Unknown DiskStatus(6)
> WARNING: Unknown DiskStatus(6)
> WARNING: Unknown DiskStatus(6)
> [xcb] Unknown request in queue while dequeuing
> [xcb] Most likely this is a multi-threaded client and XInitThreads has not
> been called
> [xcb] Aborting, sorry about that.
> SheepShaver:
> /var/tmp/portage/x11-libs/libX11-1.5.0/work/libX11-1.5.0/src/xcb_io.c:178:
> dequeue_pending_request: Assertion `!xcb_xlib_unknown_req_in_deq' failed.
> zsh: abort      ./SheepShaver
>
> So with attached patch it works fine, I tested it only on 64bit linux.
>
> Amadeusz
>
>
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