On Apr 8, 2008, at 8:34 AM, Anant Narayanan wrote:

On 06-Apr-08, at 8:46 AM, erik quanstrom wrote:
it's a known bug, but i don't think there's a fix for it.

what's the bug?

drawterm on OS X needs to be rewritten in Cocoa.

Cocoa isn't completely needed... just getting rid of the Carbon framework dependancy.

On 10.5.2, when quit from Dock->drawterm->Quit (should be the same as a menu command for quit) we get:

(gdb) info threads
  6 process 4410 thread 0x5b03  0x902d2bce in __semwait_signal ()
  5 process 4410 thread 0x5903  0x902d2bce in __semwait_signal ()
  4 process 4410 thread 0x5803  0x902d2bce in __semwait_signal ()
  3 process 4410 thread 0x5703  0x902d2bce in __semwait_signal ()
* 1 process 4410 local thread 0x2f27  0x9031bb8e in recvfrom$UNIX2003 ()
(gdb) bt
#0  0x9031bb8e in recvfrom$UNIX2003 ()
#1  0x9031bb81 in recv$UNIX2003 ()
#2 0x00019c71 in so_recv (fd=5, d=0x162b0060, n=65536, f=0) at devip- posix.c:209 #3 0x00018745 in ipread (ch=0x13cd70, a=0x162b0060, n=65536, offset=0) at devip.c:377
#4  0x0000ba81 in devbread (c=0x13cd70, n=65536, offset=0) at dev.c:414
#5  0x0001f605 in ensure (s=0x1571d0, l=0x157224, n=3) at devssl.c:431
#6  0x0001f9e0 in sslbread (c=0x141de0, n=4, o=33837) at devssl.c:579
#7 0x0001ff00 in sslread (c=0x141de0, a=0x847600, n=4, off=33837) at devssl.c:683 #8 0x00028e00 in kread (fd=7, buf=0x847600, n=4, offp=0x0) at sysfile.c:408 #9 0x00028ea8 in _syspread (fd=7, buf=0x847600, n=4, off=-1) at sysfile.c:434
#10 0x0002a34c in sysread (fd=7, buf=0x847600, n=4) at sysfile.c:1072
#11 0x00058135 in readn (f=7, av=0x847600, n=4) at readn.c:13
#12 0x0005802a in read9pmsg (fd=7, abuf=0x847600, n=8240) at read9pmsg.c:14
#13 0x0002eb9a in exportfs (fd=7, msgsz=8240) at exportfs.c:84
#14 0x00003546 in cpumain (argc=0, argv=0xbfffeeec) at cpu.c:208
#15 0x000025b8 in main (argc=7, argv=0xbfffeed0) at main.c:68


I'll try building w/ proper 10.5 symbols and run a few more tests to find out which part of the event loop should really be catching the Quit message.

jas


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