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Re: Cairo backend seems broken - mainScreen visibleFrame has no size
From: |
Riccardo Mottola |
Subject: |
Re: Cairo backend seems broken - mainScreen visibleFrame has no size |
Date: |
Fri, 31 Jan 2020 16:32:12 +0100 |
User-agent: |
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.5 |
Hi!
I updated my laptop (NetBSD / amd64 / gcc compiler and runtime) and now
all GUI apps crash on startup:
Starting program: /Local/Tools/Ink
Xlib: extension "MIT-SHM" missing on display "localhost:11.0".
2020-01-31 14:58:52.354 Ink[14930:130845475800848] styleoffsets ...
guessing offsets
Program received signal SIGSEGV, Segmentation fault.
0x00007700c986b6b7 in -[XGServer(WindowOps) boundsForScreen:]
(self=0x7700d4c87010,
_cmd=0x7700c9ab4150 <_OBJC_SELECTOR_TABLE+1808>, screen=0) at
XGServerWindow.m:4528
4528 if (output_info->crtc)
(gdb) bt
#0 0x00007700c986b6b7 in -[XGServer(WindowOps) boundsForScreen:]
(self=0x7700d4c87010,
_cmd=0x7700c9ab4150 <_OBJC_SELECTOR_TABLE+1808>, screen=0) at
XGServerWindow.m:4528
#1 0x00007700c98600d2 in -[XGServer(WindowOps) _OSFrameToXFrame:for:]
(self=0x7700d4c87010,
_cmd=0x7700c9ab4430 <_OBJC_SELECTOR_TABLE+2544>, o=...,
window=0x7700d6135c80) at XGServerWindow.m:512
#2 0x00007700c986423d in -[XGServer(WindowOps) window::::]
(self=0x7700d4c87010,
_cmd=0x7700c9ab4390 <_OBJC_SELECTOR_TABLE+2384>, frame=..., type=2,
style=64, screen=0) at XGServerWindow.m:1917
#3 0x00007700c9863498 in -[XGServer(WindowOps) _setupRootWindow]
(self=0x7700d4c87010,
_cmd=0x7700c9ab0030 <_OBJC_SELECTOR_TABLE+400>) at
XGServerWindow.m:1614
#4 0x00007700c98560fb in -[XGServer _initXContext]
(self=0x7700d4c87010, _cmd=0x7700c9ab0080 <_OBJC_SELECTOR_TABLE+480>)
at XGServer.m:469
#5 0x00007700c9856278 in -[XGServer initWithAttributes:]
(self=0x7700d4c87010,
_cmd=0x7700d60b4550 <_OBJC_SELECTOR_TABLE+144>, info=0x0) at
XGServer.m:487
#6 0x00007700d5c2db71 in +[GSDisplayServer serverWithAttributes:] ()
from /System/Library/Libraries/libgnustep-gui.so.0.28.0
#7 0x00007700d5a31715 in -[NSApplication _init] () from
/System/Library/Libraries/libgnustep-gui.so.0.28.0
#8 0x00007700d50f87d1 in -[NSObject performSelector:withObject:] ()
from /System/Library/Libraries/libgnustep-base.so.1.27.0
#9 0x00007700d5180760 in -[NSObject(NSThreadPerformAdditions)
performSelector:onThread:withObject:waitUntilDone:modes:]
() from /System/Library/Libraries/libgnustep-base.so.1.27.0
#10 0x00007700d518061c in -[NSObject(NSThreadPerformAdditions)
performSelectorOnMainThread:withObject:waitUntilDone:modes:] () from
/System/Library/Libraries/libgnustep-base.so.1.27.0
#11 0x00007700d518068b in -[NSObject(NSThreadPerformAdditions)
performSelectorOnMainThread:withObject:waitUntilDone:] ()
from /System/Library/Libraries/libgnustep-base.so.1.27.0
#12 0x00007700d5a31b89 in -[NSApplication init] () from
/System/Library/Libraries/libgnustep-gui.so.0.28.0
#13 0x00007700d5a3167e in +[NSApplication sharedApplication] () from
/System/Library/Libraries/libgnustep-gui.so.0.28.0
#14 0x00007700d5a11699 in NSApplicationMain () from
/System/Library/Libraries/libgnustep-gui.so.0.28.0
#15 0x00000000004019db in gnustep_base_user_main ()
#16 0x00007700d512ac8b in main () from
/System/Library/Libraries/libgnustep-base.so.1.27.0
#17 0x00000000004017fc in ___start ()
#18 0x00007f7e8a60cc38 in ?? () from /usr/libexec/ld.elf_so
#19 0x0000000000000001 in ?? ()
#20 0x00007f7fffaecf48 in ?? ()
#21 0x0000000000000000 in ?? ()
the structure is null and needs to be checked.
I also noticed that in case the call fails, there is no fallback. I
restructured the code a little bit and pushed a fix. At least, now it
does not crash for me anymore and Ink comes up and shows windows :-)
However, I sstill get issues with X:
2020-01-31 15:07:47.335 Ink[27979:125763785598736] X-Windows error -
BadRROutput (invalid Output parameter)
on display: localhost:11.0
type: 0
serial number: 576
request code: 138
and even windowmaker when a GS application starts.
wmaker(catchXError(startup.c:118)): warning: internal X error: BadMatch
(invalid parameter attributes)
Request code: 12 X_ConfigureWindow
Request minor code: 0
Resource ID: 0x600003
Error serial: 59874
Regards,
Riccardo