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* 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed
@ 2011-04-04 21:17 Edward McGuire
  2011-04-13  1:03 ` Edward McGuire
                   ` (2 more replies)
  0 siblings, 3 replies; 7+ messages in thread
From: Edward McGuire @ 2011-04-04 21:17 UTC (permalink / raw)
  To: cygwin

When I type ahead in an uncustomized terminal window, I expect my
keyboard input to be queued until it is called for. When I press
Ctrl+C, I expect the queue to be flushed. Any keyboard input still
in the queue should be lost.

The trouble I am having is that my keyboard input is preserved when
I press Ctrl+C. I can easily reproduce the problem with the
following keyboard input at a bash prompt:

	$ tail -f /dev/null [Enter]
	[Enter]
	[Enter]
	[Enter]
	[Ctrl+C]

If the typeahead queue is flushed by the Ctrl+C, then a bash prompt
will appear. But if the queue is not flushed, then four bash prompts
will appear. In my case, four bash prompts appear.

I have reproduced the problem in a Cygwin (cmd.exe) window, in a
mintty window, and in an xterm window.

There is a termio mode bit, NOFLSH, which disables flush after
interrupt. If this bit were set, it would explain why I am having
the problem. But "stty -a" shows that this mode bit is not set. I
checked this bit before and after reproducing the problem.

I was still able to reproduce the problem after setting and clearing
the NOFLSH bit with "stty noflsh; stty -noflsh".

I have attached the output of "stty -a" below, along with the output
of "cygcheck -s -v -r" and of "cat /var/log/xwin/XWin.0.log".

I have not found this problem mentioned on the Cygwin list.

Where might I be going wrong? Is this a limitation of the Cygwin
termio?

Cheers,

MetaEd

----------
$ stty -a

Cygwin window
speed 38400 baud; rows 98; columns 80; line = 0;
intr = ^C; quit = ^\; erase = ^?; kill = ^U; eof = ^D; eol = <undef>;
eol2 = <undef>; swtch = ^Z; start = ^Q; stop = ^S; susp = ^Z; rprnt =
^R; werase = ^W; lnext = ^V; flush = ^O; min = 1; time = 0;
-parenb -parodd cs8 -hupcl -cstopb cread -clocal -crtscts
-ignbrk brkint -ignpar -parmrk -inpck -istrip -inlcr -igncr icrnl ixon
-ixoff -iuclc -ixany -imaxbel
opost -olcuc -ocrnl onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff0
isig icanon iexten echo -echoe -echok -echonl -noflsh -tostop -echoctl -echoke

mintty window
speed 38400 baud; rows 42; columns 223; line = 0;
intr = ^C; quit = ^\; erase = ^?; kill = ^U; eof = ^D; eol = <undef>;
eol2 = <undef>; swtch = ^Z; start = ^Q; stop = ^S; susp = ^Z; rprnt =
^R; werase = ^W; lnext = ^V; flush = ^O; min = 1; time = 0;
-parenb -parodd cs8 -hupcl -cstopb cread -clocal -crtscts
-ignbrk brkint -ignpar -parmrk -inpck -istrip -inlcr -igncr icrnl ixon
-ixoff -iuclc ixany imaxbel
opost -olcuc -ocrnl onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff0
isig icanon iexten echo echoe echok -echonl -noflsh -tostop echoctl echoke

xterm window
speed 38400 baud; rows 88; columns 265; line = 0;
intr = ^C; quit = ^\; erase = ^?; kill = ^U; eof = ^D; eol = <undef>;
eol2 = <undef>; swtch = <undef>; start = ^Q; stop = ^S; susp = ^Z;
rprnt = ^R; werase = ^W; lnext = ^V; flush = ^O; min = 0; time = 0;
parenb -parodd cs8 hupcl -cstopb cread -clocal -crtscts
-ignbrk -brkint -ignpar -parmrk -inpck -istrip -inlcr -igncr icrnl
ixon -ixoff -iuclc -ixany -imaxbel
opost -olcuc -ocrnl onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff0
isig icanon iexten echo echoe echok -echonl -noflsh -tostop echoctl echoke
----------
$ cygcheck -s -v -r [note: value of svnroot and SVN_SSH variables redacted]

Cygwin Configuration Diagnostics
Current System Time: Mon Apr 04 12:31:33 2011

Windows XP Professional Ver 5.1 Build 2600 Service Pack 3

Path:   C:\Documents and Settings\Edward\bin
        C:\cygwin\usr\local\bin
        C:\cygwin\bin
        C:\cygwin\bin
        C:\Program Files\Pervasive Software\PSQL\bin
        C:\WINDOWS\system32
        C:\WINDOWS
        C:\WINDOWS\System32\Wbem
        C:\Program Files\gs\gs8.71\bin
        C:\Program Files\gs\gs8.71\lib
        C:\Program Files\SageFAS\Common Files
        C:\Program Files\Microsoft SQL Server\90\Tools\binn
        C:\Program Files\QuickTime\QTSystem
        C:\Program Files\Support Tools

Output from C:\cygwin\bin\id.exe
UID: 1003(Edward)   GID: 513(None)
513(None)           0(root)             544(Administrators) 545(Users)

SysDir: C:\WINDOWS\system32
WinDir: C:\WINDOWS

USER = 'Edward'
PWD = '/cygdrive/c/WINDOWS'
HOME = '/cygdrive/c/Documents and Settings/Edward'

HOMEPATH = '\Documents and Settings\Edward'
MANPATH = '/usr/local/man:/usr/share/man:/usr/man::/usr/ssl/man'
APPDATA = 'C:\Documents and Settings\Edward\Application Data'
HOSTNAME = 'edward2'
SQLANY10 = 'C:\Program Files\SageFAS\Common Files\.'
TERM = 'xterm'
PROCESSOR_IDENTIFIER = 'x86 Family 15 Model 107 Stepping 2, AuthenticAMD'
WINDIR = 'C:\WINDOWS'
WINDOWID = '2097187'
SQLANYSH10 = 'C:\Program Files\SageFAS\Common Files\.'
USERDOMAIN = 'EDWARD2'
OS = 'Windows_NT'
ALLUSERSPROFILE = 'C:\Documents and Settings\All Users'
XTERM_SHELL = '/bin/bash'
LS_COLORS = 'rs=0:di=00;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=00;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lz=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.rar=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.axv=01;35:*.anx=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.axa=00;36:*.oga=00;36:*.spx=00;36:*.xspf=00;36:'
COMMONPROGRAMFILES = 'C:\Program Files\Common Files'
QTJAVA = 'C:\Program Files\Java\jre6\lib\ext\QTJava.zip'
USERNAME = 'Edward'
MOZ_PLUGIN_PATH = 'C:\Program Files\Tracker Software\PDF Viewer\'
svnroot = '[redacted]'
PROCESSOR_LEVEL = '15'
FP_NO_HOST_CHECK = 'NO'
SYSTEMDRIVE = 'C:'
EDITOR = '/usr/bin/vi'
LANG = 'C.UTF-8'
USERPROFILE = 'C:\Documents and Settings\Edward'
CLIENTNAME = 'Console'
SVN_SSH = '[redacted]'
LOGONSERVER = '\\EDWARD2'
PROCESSOR_ARCHITECTURE = 'x86'
XTERM_LOCALE = 'C.UTF-8'
XTERM_VERSION = 'Cygwin 6.8.99.903(261)'
SHLVL = '3'
PATHEXT = '.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH'
HOMEDRIVE = 'C:'
COMSPEC = 'C:\WINDOWS\system32\cmd.exe'
LOGNAME = 'Edward'
SYSTEMROOT = 'C:\WINDOWS'
PRINTER = '\\EDWARD\4000 PCL'
CVS_RSH = '/bin/ssh'
PROCESSOR_REVISION = '6b02'
CLASSPATH = '.;C:\Program Files\Java\jre6\lib\ext\QTJava.zip'
INFOPATH = '/usr/local/info:/usr/share/info:/usr/info:'
PROGRAMFILES = 'C:\Program Files'
DISPLAY = ':0.0'
NUMBER_OF_PROCESSORS = '2'
SESSIONNAME = 'Console'
COMPUTERNAME = 'EDWARD2'
_ = '/usr/bin/cygcheck'
OLDPWD = '/cygdrive/c/Documents and Settings/Edward'

HKEY_CURRENT_USER\Software\Cygwin
HKEY_CURRENT_USER\Software\Cygwin\Program Options
HKEY_CURRENT_USER\Software\Cygwin\setup
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MenuOrder\Start
Menu\Programs\Cygwin
  (default) = (unsupported type)
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MenuOrder\Start
Menu\Programs\Cygwin-X
  (default) = (unsupported type)
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MenuOrder\Start
Menu\Programs\Cygwin-X\Information
  (default) = (unsupported type)
HKEY_LOCAL_MACHINE\SOFTWARE\Cygwin
HKEY_LOCAL_MACHINE\SOFTWARE\Cygwin\Installations
  (default) = '\??\C:\cygwin'
HKEY_LOCAL_MACHINE\SOFTWARE\Cygwin\Program Options
HKEY_LOCAL_MACHINE\SOFTWARE\Cygwin\setup
  (default) = 'C:\cygwin'

obcaseinsensitive set to 1

Cygwin installations found in the registry:
  System: Key: c5e39b7a9d22bafb Path: C:\cygwin

c:  hd  NTFS    152617Mb  24% CP CS UN PA FC
d:  cd             N/A    N/A
s:  net NTFS     35000Mb  48% CP CS UN PA FC     Design
t:  net NTFS     35000Mb  69% CP CS UN PA FC     Peachtree

C:\cygwin        /          system  binary,auto
C:\cygwin\bin    /usr/bin   system  binary,auto
C:\cygwin\lib    /usr/lib   system  binary,auto
cygdrive prefix  /cygdrive  user    binary,auto

Found: C:\cygwin\bin\awk
Found: C:\cygwin\bin\awk
 -> C:\cygwin\bin\gawk.exe
Found: C:\cygwin\bin\bash.exe
Found: C:\cygwin\bin\bash.exe
Found: C:\cygwin\bin\cat.exe
Found: C:\cygwin\bin\cat.exe
Found: C:\cygwin\bin\cp.exe
Found: C:\cygwin\bin\cp.exe
Not Found: cpp (good!)
Not Found: crontab
Found: C:\cygwin\bin\find.exe
Found: C:\cygwin\bin\find.exe
Found: C:\WINDOWS\system32\find.exe
Warning: C:\cygwin\bin\find.exe hides C:\WINDOWS\system32\find.exe
Not Found: gcc
Not Found: gdb
Found: C:\cygwin\bin\grep.exe
Found: C:\cygwin\bin\grep.exe
Found: C:\cygwin\bin\kill.exe
Found: C:\cygwin\bin\kill.exe
Found: C:\cygwin\bin\ld.exe
Found: C:\cygwin\bin\ld.exe
Found: C:\cygwin\bin\ls.exe
Found: C:\cygwin\bin\ls.exe
Found: C:\cygwin\bin\make.exe
Found: C:\cygwin\bin\make.exe
Found: C:\cygwin\bin\mv.exe
Found: C:\cygwin\bin\mv.exe
Not Found: patch
Found: C:\cygwin\bin\perl.exe
Found: C:\cygwin\bin\perl.exe
Found: C:\cygwin\bin\rm.exe
Found: C:\cygwin\bin\rm.exe
Found: C:\cygwin\bin\sed.exe
Found: C:\cygwin\bin\sed.exe
Found: C:\cygwin\bin\ssh.exe
Found: C:\cygwin\bin\ssh.exe
Found: C:\cygwin\bin\sh.exe
Found: C:\cygwin\bin\sh.exe
Found: C:\cygwin\bin\tar.exe
Found: C:\cygwin\bin\tar.exe
Found: C:\cygwin\bin\test.exe
Found: C:\cygwin\bin\test.exe
Found: C:\cygwin\bin\vi
Found: C:\cygwin\bin\vi
 -> C:\cygwin\bin\vim-nox.exe
Found: C:\cygwin\bin\vim
Found: C:\cygwin\bin\vim
 -> C:\cygwin\etc\alternatives\vim
 -> C:\cygwin\bin\vim-nox.exe

   47k 2010/12/21 C:\cygwin\usr\local\bin\cygspiro-0.dll - os=4.0
img=1.0 sys=4.0
                  "cygspiro-0.dll" v0.0 ts=2008/4/13 13:23
 1036k 2010/12/21 C:\cygwin\usr\local\bin\cyguninameslist-0.dll -
os=4.0 img=1.0 sys=4.0
                  "cyguninameslist-0.dll" v0.0 ts=2008/4/13 12:55
 1057k 2010/12/21 C:\cygwin\usr\local\bin\cyguninameslist-fr-0.dll -
os=4.0 img=1.0 sys=4.0
                  "cyguninameslist-fr-0.dll" v0.0 ts=2008/4/13 12:56
  118k 2010/04/19 C:\cygwin\bin\cygapr-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygapr-1-0.dll" v0.0 ts=2010/4/19 14:06
   86k 2010/10/04 C:\cygwin\bin\cygaprutil-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygaprutil-1-0.dll" v0.0 ts=2010/10/4 17:28
   15k 2009/12/27 C:\cygwin\bin\cygattr-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygattr-1.dll" v0.0 ts=2009/11/18 6:52
   95k 2010/06/24 C:\cygwin\bin\cygblkid-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygblkid-1.dll" v0.0 ts=2010/6/24 14:20
   62k 2011/01/12 C:\cygwin\bin\cygbz2-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygbz2-1.dll" v0.0 ts=2011/1/11 21:12
    7k 2003/10/19 C:\cygwin\bin\cygcrypt-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygcrypt-0.dll" v0.0 ts=2003/10/19 2:57
 1147k 2011/03/16 C:\cygwin\bin\cygcrypto-0.9.8.dll - os=4.0 img=1.0 sys=4.0
                  "cygcrypto-0.9.8.dll" v0.0 ts=2011/3/16 15:54
  943k 2007/12/17 C:\cygwin\bin\cygdb-4.5.dll - os=4.0 img=1.0 sys=4.0
                  "cygdb-4.5.dll" v0.0 ts=2007/12/17 7:12
 1296k 2007/12/17 C:\cygwin\bin\cygdb_cxx-4.5.dll - os=4.0 img=1.0 sys=4.0
                  "cygdb_cxx-4.5.dll" v0.0 ts=2007/12/17 7:12
  511k 2010/06/17 C:\cygwin\bin\cygedit-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygedit-0.dll" v0.0 ts=2010/6/17 6:42
  118k 2008/05/09 C:\cygwin\bin\cygexpat-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygexpat-1.dll" v0.0 ts=2008/5/8 23:03
  176k 2010/01/29 C:\cygwin\bin\cygfontconfig-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygfontconfig-1.dll" v0.0 ts=2010/1/28 16:12
   21k 2009/10/14 C:\cygwin\bin\cygfontenc-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygfontenc-1.dll" v0.0 ts=2009/10/13 20:04
   43k 2010/01/02 C:\cygwin\bin\cygform-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygform-10.dll" v0.0 ts=2010/1/2 8:49
   40k 2009/03/01 C:\cygwin\bin\cygform-8.dll - os=4.0 img=1.0 sys=4.0
                  "cygform-8.dll" v0.0 ts=2009/3/1 0:32
   43k 2009/11/20 C:\cygwin\bin\cygform-9.dll - os=4.0 img=1.0 sys=4.0
                  "cygform-9.dll" v0.0 ts=2009/11/20 13:14
   47k 2010/01/02 C:\cygwin\bin\cygformw-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygformw-10.dll" v0.0 ts=2010/1/2 11:31
  492k 2010/03/03 C:\cygwin\bin\cygfreetype-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygfreetype-6.dll" v0.0 ts=2010/3/2 15:24
   44k 2011/03/22 C:\cygwin\bin\cyggcc_s-1.dll - os=4.0 img=1.0 sys=4.0
                  "cyggcc_s-1.dll" v0.0 ts=2011/3/21 23:02
  449k 2010/03/17 C:\cygwin\bin\cyggcrypt-11.dll - os=4.0 img=1.0 sys=4.0
                  "cyggcrypt-11.dll" v0.0 ts=2010/3/17 16:45
   19k 2009/02/26 C:\cygwin\bin\cyggdbm-4.dll - os=4.0 img=1.0 sys=4.0
                  "cyggdbm-4.dll" v0.0 ts=2009/2/26 1:58
    8k 2009/02/26 C:\cygwin\bin\cyggdbm_compat-4.dll - os=4.0 img=1.0 sys=4.0
                  "cyggdbm_compat-4.dll" v0.0 ts=2009/2/26 1:58
  357k 2010/10/08 C:\cygwin\bin\cygGL-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygGL-1.dll" v0.0 ts=2010/10/7 15:56
  315k 2009/06/06 C:\cygwin\bin\cyggmp-3.dll - os=4.0 img=1.0 sys=4.0
                  "cyggmp-3.dll" v0.0 ts=2009/6/6 6:23
   16k 2010/03/17 C:\cygwin\bin\cyggpg-error-0.dll - os=4.0 img=1.0 sys=4.0
                  "cyggpg-error-0.dll" v0.0 ts=2010/3/17 16:21
   25k 2011/01/26 C:\cygwin\bin\cyghistory7.dll - os=4.0 img=1.0 sys=4.0
                  "cyghistory7.dll" v0.0 ts=2011/1/25 21:25
   73k 2009/09/02 C:\cygwin\bin\cygICE-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygICE-6.dll" v0.0 ts=2009/9/2 16:39
  360k 2010/08/15 C:\cygwin\bin\cygicons-0.dll - os=4.0 img=1.4 sys=4.0
                  "cygicons-0.dll" v0.0 ts=2010/8/15 17:45
  980k 2011/01/28 C:\cygwin\bin\cygiconv-2.dll - os=4.0 img=1.0 sys=4.0
                  "cygiconv-2.dll" v0.0 ts=2011/1/27 21:52
  193k 2010/05/16 C:\cygwin\bin\cygidn-11.dll - os=4.0 img=1.0 sys=4.0
                  "cygidn-11.dll" v0.0 ts=2010/5/16 8:37
   31k 2005/11/20 C:\cygwin\bin\cygintl-3.dll - os=4.0 img=1.0 sys=4.0
                  "cygintl-3.dll" v0.0 ts=2005/11/19 20:04
   31k 2009/04/03 C:\cygwin\bin\cygintl-8.dll - os=4.0 img=1.0 sys=4.0
                  "cygintl-8.dll" v0.0 ts=2009/4/2 20:15
  200k 2010/08/09 C:\cygwin\bin\cygjpeg-8.dll - os=4.0 img=1.0 sys=4.0
                  "cygjpeg-8.dll" v0.0 ts=2010/8/9 2:02
   39k 2008/09/07 C:\cygwin\bin\cyglber-2-3-0.dll - os=4.0 img=1.0 sys=4.0
                  "cyglber-2-3-0.dll" v0.0 ts=2008/9/7 7:28
  189k 2008/09/07 C:\cygwin\bin\cygldap-2-3-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygldap-2-3-0.dll" v0.0 ts=2008/9/7 7:29
  201k 2008/09/07 C:\cygwin\bin\cygldap_r-2-3-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygldap_r-2-3-0.dll" v0.0 ts=2008/9/7 7:31
    5k 2011/03/29 C:\cygwin\bin\cyglsa.dll - os=4.0 img=1.0 sys=4.0
                  "cyglsa.dll" v0.0 ts=2011/3/28 16:14
    9k 2011/03/29 C:\cygwin\bin\cyglsa64.dll - os=5.2 img=0.0 sys=5.2
  125k 2010/04/09 C:\cygwin\bin\cyglzma-1.dll - os=4.0 img=1.0 sys=4.0
                  "cyglzma-1.dll" v0.0 ts=2010/4/9 10:54
  103k 2011/02/03 C:\cygwin\bin\cygmagic-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygmagic-1.dll" v0.0 ts=2011/2/3 3:47
   25k 2010/01/02 C:\cygwin\bin\cygmenu-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygmenu-10.dll" v0.0 ts=2010/1/2 8:48
   21k 2009/03/01 C:\cygwin\bin\cygmenu-8.dll - os=4.0 img=1.0 sys=4.0
                  "cygmenu-8.dll" v0.0 ts=2009/3/1 0:31
   25k 2009/11/20 C:\cygwin\bin\cygmenu-9.dll - os=4.0 img=1.0 sys=4.0
                  "cygmenu-9.dll" v0.0 ts=2009/11/20 13:13
   25k 2010/01/02 C:\cygwin\bin\cygmenuw-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygmenuw-10.dll" v0.0 ts=2010/1/2 11:30
   24k 2008/10/30 C:\cygwin\bin\cygminires.dll - os=4.0 img=1.2 sys=4.0
                  "cygminires.dll" v0.0 ts=2008/10/30 18:53
  211k 2009/06/06 C:\cygwin\bin\cygmp-3.dll - os=4.0 img=1.0 sys=4.0
                  "cygmp-3.dll" v0.0 ts=2009/6/6 6:23
   63k 2010/01/02 C:\cygwin\bin\cygncurses++-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses++-10.dll" v0.0 ts=2010/1/2 9:00
   66k 2009/03/01 C:\cygwin\bin\cygncurses++-8.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses++-8.dll" v0.0 ts=2009/3/1 0:39
   63k 2009/11/20 C:\cygwin\bin\cygncurses++-9.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses++-9.dll" v0.0 ts=2009/11/20 13:25
   63k 2010/01/02 C:\cygwin\bin\cygncurses++w-10.dll - os=4.0 img=1.0 sys=4.0
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  195k 2010/01/02 C:\cygwin\bin\cygncurses-10.dll - os=4.0 img=1.0 sys=4.0
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  237k 2009/03/01 C:\cygwin\bin\cygncurses-8.dll - os=4.0 img=1.0 sys=4.0
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  198k 2009/11/20 C:\cygwin\bin\cygncurses-9.dll - os=4.0 img=1.0 sys=4.0
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  244k 2010/01/02 C:\cygwin\bin\cygncursesw-10.dll - os=4.0 img=1.0 sys=4.0
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  119k 2010/05/18 C:\cygwin\bin\cygneon-27.dll - os=4.0 img=1.0 sys=4.0
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   13k 2009/11/20 C:\cygwin\bin\cygpanel-9.dll - os=4.0 img=1.0 sys=4.0
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   13k 2010/01/02 C:\cygwin\bin\cygpanelw-10.dll - os=4.0 img=1.0 sys=4.0
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  224k 2010/06/15 C:\cygwin\bin\cygpcre-0.dll - os=4.0 img=1.0 sys=4.0
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  377k 2010/08/02 C:\cygwin\bin\cygpixman-1-0.dll - os=4.0 img=1.0 sys=4.0
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  250k 2010/08/08 C:\cygwin\bin\cygpng12.dll - os=4.0 img=1.0 sys=4.0
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  164k 2011/01/26 C:\cygwin\bin\cygreadline7.dll - os=4.0 img=1.0 sys=4.0
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   84k 2010/07/02 C:\cygwin\bin\cygsasl2-2.dll - os=4.0 img=1.0 sys=4.0
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   45k 2010/02/15 C:\cygwin\bin\cygserf-0-0.dll - os=4.0 img=1.0 sys=4.0
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   54k 2011/03/04 C:\cygwin\bin\cygserf-0-1.dll - os=4.0 img=1.0 sys=4.0
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   10k 2009/12/14 C:\cygwin\bin\cygsigsegv-2.dll - os=4.0 img=1.0 sys=4.0
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   28k 2010/06/24 C:\cygwin\bin\cygSM-6.dll - os=4.0 img=1.0 sys=4.0
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  263k 2011/03/16 C:\cygwin\bin\cygssl-0.9.8.dll - os=4.0 img=1.0 sys=4.0
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    8k 2011/03/22 C:\cygwin\bin\cygssp-0.dll - os=4.0 img=1.0 sys=4.0
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  771k 2011/03/22 C:\cygwin\bin\cygstdc++-6.dll - os=4.0 img=1.0 sys=4.0
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  236k 2011/03/08 C:\cygwin\bin\cygsvn_client-1-0.dll - os=4.0 img=1.0 sys=4.0
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  138k 2011/03/08 C:\cygwin\bin\cygsvn_repos-1-0.dll - os=4.0 img=1.0 sys=4.0
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  241k 2011/03/08 C:\cygwin\bin\cygsvn_subr-1-0.dll - os=4.0 img=1.0 sys=4.0
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  241k 2011/03/08 C:\cygwin\bin\cygsvn_wc-1-0.dll - os=4.0 img=1.0 sys=4.0
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   48k 2010/01/02 C:\cygwin\bin\cygtic-10.dll - os=4.0 img=1.0 sys=4.0
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   48k 2009/11/20 C:\cygwin\bin\cygtic-9.dll - os=4.0 img=1.0 sys=4.0
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   48k 2010/01/02 C:\cygwin\bin\cygticw-10.dll - os=4.0 img=1.0 sys=4.0
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   16k 2010/06/24 C:\cygwin\bin\cyguuid-1.dll - os=4.0 img=1.0 sys=4.0
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    8k 2010/02/10 C:\cygwin\bin\cygX11-xcb-1.dll - os=4.0 img=1.0 sys=4.0
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   11k 2010/08/03 C:\cygwin\bin\cygXau-6.dll - os=4.0 img=1.0 sys=4.0
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  336k 2010/08/03 C:\cygwin\bin\cygXaw-7.dll - os=4.0 img=1.0 sys=4.0
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   77k 2010/04/28 C:\cygwin\bin\cygxcb-1.dll - os=4.0 img=1.0 sys=4.0
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   66k 2009/10/15 C:\cygwin\bin\cygXft-2.dll - os=4.0 img=1.0 sys=4.0
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  122k 2009/10/15 C:\cygwin\bin\cygxkbfile-1.dll - os=4.0 img=1.0 sys=4.0
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   75k 2009/10/14 C:\cygwin\bin\cygXmu-6.dll - os=4.0 img=1.0 sys=4.0
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   11k 2009/10/14 C:\cygwin\bin\cygXmuu-1.dll - os=4.0 img=1.0 sys=4.0
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   53k 2009/10/14 C:\cygwin\bin\cygXpm-4.dll - os=4.0 img=1.0 sys=4.0
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   32k 2010/08/03 C:\cygwin\bin\cygXrender-1.dll - os=4.0 img=1.0 sys=4.0
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  279k 2010/04/02 C:\cygwin\bin\cygXt-6.dll - os=4.0 img=1.0 sys=4.0
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    Cygwin DLL version info:
        DLL version: 1.7.9
        DLL epoch: 19
        DLL old termios: 5
        DLL malloc env: 28
        Cygwin conv: 181
        API major: 0
        API minor: 237
        Shared data: 5
        DLL identifier: cygwin1
        Mount registry: 3
        Cygwin registry name: Cygwin
        Program options name: Program Options
        Installations name: Installations
        Cygdrive default prefix:
        Build date:
        Shared id: cygwin1S5

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   86k 2010/10/04 C:\cygwin\bin\cygaprutil-1-0.dll - os=4.0 img=1.0 sys=4.0
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    7k 2003/10/19 C:\cygwin\bin\cygcrypt-0.dll - os=4.0 img=1.0 sys=4.0
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  357k 2010/10/08 C:\cygwin\bin\cygGL-1.dll - os=4.0 img=1.0 sys=4.0
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                  "cygncurses++-10.dll" v0.0 ts=2010/1/2 9:00
   66k 2009/03/01 C:\cygwin\bin\cygncurses++-8.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses++-8.dll" v0.0 ts=2009/3/1 0:39
   63k 2009/11/20 C:\cygwin\bin\cygncurses++-9.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses++-9.dll" v0.0 ts=2009/11/20 13:25
   63k 2010/01/02 C:\cygwin\bin\cygncurses++w-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses++w-10.dll" v0.0 ts=2010/1/2 11:41
  195k 2010/01/02 C:\cygwin\bin\cygncurses-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses-10.dll" v0.0 ts=2010/1/2 8:45
  237k 2009/03/01 C:\cygwin\bin\cygncurses-8.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses-8.dll" v0.0 ts=2009/3/1 0:28
  198k 2009/11/20 C:\cygwin\bin\cygncurses-9.dll - os=4.0 img=1.0 sys=4.0
                  "cygncurses-9.dll" v0.0 ts=2009/11/20 13:10
  244k 2010/01/02 C:\cygwin\bin\cygncursesw-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygncursesw-10.dll" v0.0 ts=2010/1/2 11:28
  119k 2010/05/18 C:\cygwin\bin\cygneon-27.dll - os=4.0 img=1.0 sys=4.0
                  "cygneon-27.dll" v0.0 ts=2010/5/18 7:05
   13k 2010/01/02 C:\cygwin\bin\cygpanel-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygpanel-10.dll" v0.0 ts=2010/1/2 8:47
   11k 2009/03/01 C:\cygwin\bin\cygpanel-8.dll - os=4.0 img=1.0 sys=4.0
                  "cygpanel-8.dll" v0.0 ts=2009/3/1 0:30
   13k 2009/11/20 C:\cygwin\bin\cygpanel-9.dll - os=4.0 img=1.0 sys=4.0
                  "cygpanel-9.dll" v0.0 ts=2009/11/20 13:12
   13k 2010/01/02 C:\cygwin\bin\cygpanelw-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygpanelw-10.dll" v0.0 ts=2010/1/2 10:30
  224k 2010/06/15 C:\cygwin\bin\cygpcre-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygpcre-0.dll" v0.0 ts=2010/6/14 23:10
   10k 2010/06/15 C:\cygwin\bin\cygpcreposix-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygpcreposix-0.dll" v0.0 ts=2010/6/14 23:11
 1627k 2010/08/29 C:\cygwin\bin\cygperl5_10.dll - os=4.0 img=1.0 sys=4.0
                  "cygperl5_10.dll" v0.0 ts=2010/8/28 13:17
  377k 2010/08/02 C:\cygwin\bin\cygpixman-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygpixman-1-0.dll" v0.0 ts=2010/8/2 18:47
  250k 2010/08/08 C:\cygwin\bin\cygpng12.dll - os=4.0 img=1.0 sys=4.0
                  "cygpng12.dll" v0.0 ts=2010/8/7 22:58
   22k 2002/06/09 C:\cygwin\bin\cygpopt-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygpopt-0.dll" v0.0 ts=2002/6/9 0:45
  103k 2009/01/07 C:\cygwin\bin\cygpq.dll - os=4.0 img=1.0 sys=4.0
                  "cygpq.dll" v0.0 ts=2009/1/7 10:46
   27k 2009/09/07 C:\cygwin\bin\cygproxy-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygproxy-0.dll" v0.0 ts=2009/9/6 19:56
  164k 2011/01/26 C:\cygwin\bin\cygreadline7.dll - os=4.0 img=1.0 sys=4.0
                  "cygreadline7.dll" v0.0 ts=2011/1/25 21:25
   84k 2010/07/02 C:\cygwin\bin\cygsasl2-2.dll - os=4.0 img=1.0 sys=4.0
                  "cygsasl2-2.dll" v0.0 ts=2010/7/1 22:19
   45k 2010/02/15 C:\cygwin\bin\cygserf-0-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygserf-0-0.dll" v0.0 ts=2010/2/15 15:13
   54k 2011/03/04 C:\cygwin\bin\cygserf-0-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygserf-0-1.dll" v0.0 ts=2011/3/4 11:45
   10k 2009/12/14 C:\cygwin\bin\cygsigsegv-2.dll - os=4.0 img=1.0 sys=4.0
                  "cygsigsegv-2.dll" v0.0 ts=2009/12/14 6:56
   28k 2010/06/24 C:\cygwin\bin\cygSM-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygSM-6.dll" v0.0 ts=2010/6/24 15:39
 1613k 2010/12/01 C:\cygwin\bin\cygsqlite3-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsqlite3-0.dll" v0.0 ts=2010/12/1 6:20
  263k 2011/03/16 C:\cygwin\bin\cygssl-0.9.8.dll - os=4.0 img=1.0 sys=4.0
                  "cygssl-0.9.8.dll" v0.0 ts=2011/3/16 15:54
    8k 2011/03/22 C:\cygwin\bin\cygssp-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygssp-0.dll" v0.0 ts=2011/3/21 23:12
  771k 2011/03/22 C:\cygwin\bin\cygstdc++-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygstdc++-6.dll" v0.0 ts=2011/3/21 23:53
  236k 2011/03/08 C:\cygwin\bin\cygsvn_client-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_client-1-0.dll" v0.0 ts=2011/3/8 13:50
   36k 2011/03/08 C:\cygwin\bin\cygsvn_delta-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_delta-1-0.dll" v0.0 ts=2011/3/8 13:48
   39k 2011/03/08 C:\cygwin\bin\cygsvn_diff-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_diff-1-0.dll" v0.0 ts=2011/3/8 13:48
   18k 2011/03/08 C:\cygwin\bin\cygsvn_fs-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_fs-1-0.dll" v0.0 ts=2011/3/8 13:48
  144k 2011/03/08 C:\cygwin\bin\cygsvn_fs_base-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_fs_base-1-0.dll" v0.0 ts=2011/3/8 13:48
  124k 2011/03/08 C:\cygwin\bin\cygsvn_fs_fs-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_fs_fs-1-0.dll" v0.0 ts=2011/3/8 13:48
    7k 2011/03/08 C:\cygwin\bin\cygsvn_fs_util-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_fs_util-1-0.dll" v0.0 ts=2011/3/8 13:48
   30k 2011/03/08 C:\cygwin\bin\cygsvn_ra-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_ra-1-0.dll" v0.0 ts=2011/3/8 13:50
   23k 2011/03/08 C:\cygwin\bin\cygsvn_ra_local-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_ra_local-1-0.dll" v0.0 ts=2011/3/8 13:49
  114k 2011/03/08 C:\cygwin\bin\cygsvn_ra_neon-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_ra_neon-1-0.dll" v0.0 ts=2011/3/8 13:48
  114k 2011/03/08 C:\cygwin\bin\cygsvn_ra_serf-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_ra_serf-1-0.dll" v0.0 ts=2011/3/8 13:48
   70k 2011/03/08 C:\cygwin\bin\cygsvn_ra_svn-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_ra_svn-1-0.dll" v0.0 ts=2011/3/8 13:48
  138k 2011/03/08 C:\cygwin\bin\cygsvn_repos-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_repos-1-0.dll" v0.0 ts=2011/3/8 13:49
  241k 2011/03/08 C:\cygwin\bin\cygsvn_subr-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_subr-1-0.dll" v0.0 ts=2011/3/8 13:48
  241k 2011/03/08 C:\cygwin\bin\cygsvn_wc-1-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygsvn_wc-1-0.dll" v0.0 ts=2011/3/8 13:48
   48k 2010/01/02 C:\cygwin\bin\cygtic-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygtic-10.dll" v0.0 ts=2010/1/2 8:45
   48k 2009/11/20 C:\cygwin\bin\cygtic-9.dll - os=4.0 img=1.0 sys=4.0
                  "cygtic-9.dll" v0.0 ts=2009/11/20 13:10
   48k 2010/01/02 C:\cygwin\bin\cygticw-10.dll - os=4.0 img=1.0 sys=4.0
                  "cygticw-10.dll" v0.0 ts=2010/1/2 11:28
   16k 2010/06/24 C:\cygwin\bin\cyguuid-1.dll - os=4.0 img=1.0 sys=4.0
                  "cyguuid-1.dll" v0.0 ts=2010/6/24 14:19
   28k 2010/03/28 C:\cygwin\bin\cygwrap-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygwrap-0.dll" v0.0 ts=2010/3/28 4:02
 1040k 2010/02/10 C:\cygwin\bin\cygX11-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygX11-6.dll" v0.0 ts=2010/2/9 18:42
    8k 2010/02/10 C:\cygwin\bin\cygX11-xcb-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygX11-xcb-1.dll" v0.0 ts=2010/2/9 18:43
   11k 2010/08/03 C:\cygwin\bin\cygXau-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygXau-6.dll" v0.0 ts=2010/8/2 19:32
  336k 2010/08/03 C:\cygwin\bin\cygXaw-7.dll - os=4.0 img=1.0 sys=4.0
                  "cygXaw-7.dll" v0.0 ts=2010/8/2 23:55
   77k 2010/04/28 C:\cygwin\bin\cygxcb-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygxcb-1.dll" v0.0 ts=2010/4/27 21:15
   53k 2010/04/28 C:\cygwin\bin\cygxcb-glx-0.dll - os=4.0 img=1.0 sys=4.0
                  "cygxcb-glx-0.dll" v0.0 ts=2010/4/27 21:16
   17k 2009/10/14 C:\cygwin\bin\cygXdmcp-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygXdmcp-6.dll" v0.0 ts=2009/10/13 17:31
   52k 2010/08/03 C:\cygwin\bin\cygXext-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygXext-6.dll" v0.0 ts=2010/8/2 23:18
   66k 2009/10/15 C:\cygwin\bin\cygXft-2.dll - os=4.0 img=1.0 sys=4.0
                  "cygXft-2.dll" v0.0 ts=2009/10/14 15:33
  122k 2009/10/15 C:\cygwin\bin\cygxkbfile-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygxkbfile-1.dll" v0.0 ts=2009/10/14 0:57
 1128k 2010/05/12 C:\cygwin\bin\cygxml2-2.dll - os=4.0 img=1.0 sys=4.0
                  "cygxml2-2.dll" v0.0 ts=2010/5/12 4:34
   75k 2009/10/14 C:\cygwin\bin\cygXmu-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygXmu-6.dll" v0.0 ts=2009/10/14 2:29
   11k 2009/10/14 C:\cygwin\bin\cygXmuu-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygXmuu-1.dll" v0.0 ts=2009/10/14 2:29
   53k 2009/10/14 C:\cygwin\bin\cygXpm-4.dll - os=4.0 img=1.0 sys=4.0
                  "cygXpm-4.dll" v0.0 ts=2009/10/14 12:01
   32k 2010/08/03 C:\cygwin\bin\cygXrender-1.dll - os=4.0 img=1.0 sys=4.0
                  "cygXrender-1.dll" v0.0 ts=2010/8/2 23:48
  279k 2010/04/02 C:\cygwin\bin\cygXt-6.dll - os=4.0 img=1.0 sys=4.0
                  "cygXt-6.dll" v0.0 ts=2010/4/2 0:27
   76k 2010/08/01 C:\cygwin\bin\cygz.dll - os=4.0 img=1.0 sys=4.0
                  "cygz.dll" v0.0 ts=2010/8/1 16:04
 2604k 2011/03/29 C:\cygwin\bin\cygwin1.dll - os=4.0 img=1.0 sys=4.0
                  "cygwin1.dll" v0.0 ts=2011/3/29 3:10
    Cygwin DLL version info:
        DLL version: 1.7.9
        DLL epoch: 19
        DLL old termios: 5
        DLL malloc env: 28
        Cygwin conv: 181
        API major: 0
        API minor: 237
        Shared data: 5
        DLL identifier: cygwin1
        Mount registry: 3
        Cygwin registry name: Cygwin
        Program options name: Program Options
        Installations name: Installations
        Cygdrive default prefix:
        Build date:
        Shared id: cygwin1S5


No Cygwin services found.


Cygwin Package Information
Last downloaded files to: S:\Information Systems\Software and
manuals\User Interfaces\Cygwin\edward2
Last downloaded files from: http://cygwin.mirrors.hoobly.com/

Package              Version             Status
_update-info-dir     00958-1             OK
alternatives         1.3.30c-10          OK
base-cygwin          3.0-1               OK
base-files           4.0-6               OK
bash                 4.1.10-4            OK
binutils             2.20.51-2           OK
bzip2                1.0.6-1             OK
coreutils            8.10-1              OK
crypt                1.1-1               OK
csih                 0.9.4-1             OK
cygrunsrv            1.34-1              OK
cygutils             1.4.4-1             OK
cygwin               1.7.9-1             OK
cygwin-doc           1.7-1               OK
dash                 0.5.6.1-2           OK
diffutils            2.9-1               OK
editrights           1.01-2              OK
file                 5.05-1              OK
findutils            4.5.9-2             OK
font-adobe-dpi75     1.0.1-1             OK
font-alias           1.0.2-1             OK
font-bh-dpi75        1.0.1-1             OK
font-encodings       1.0.3-1             OK
font-misc-misc       1.1.0-1             OK
fontconfig           2.8.0-1             OK
gawk                 3.1.8-1             OK
gettext              0.17-11             OK
grep                 2.6.3-1             OK
groff                1.20.1-2            OK
gzip                 1.4-1               OK
inetutils            1.7-2               OK
ipc-utils            1.0-1               OK
less                 436-1               OK
libapr1              1.4.2-1             OK
libaprutil1          1.3.10-1            OK
libattr1             2.4.43-1            OK
libblkid1            2.17.2-1            OK
libbz2_1             1.0.6-1             OK
libdb4.5             4.5.20.2-2          OK
libedit0             20090923-1          OK
libexpat1            2.0.1-1             OK
libfontconfig1       2.8.0-1             OK
libfontenc1          1.0.5-1             OK
libfreetype6         2.3.12-1            OK
libgcc1              4.3.4-4             OK
libgcrypt11          1.4.5-1             OK
libgdbm4             1.8.3-20            OK
libGL1               7.8.2-1             OK
libgmp3              4.3.1-3             OK
libgpg-error0        1.7-1               OK
libICE6              1.0.6-1             OK
libiconv2            1.13.1-2            OK
libidn11             1.18-1              OK
libintl3             0.14.5-1            OK
libintl8             0.17-11             OK
libjpeg8             8b-1                OK
liblzma1             4.999.9beta-11      OK
libncurses10         5.7-18              OK
libncurses8          5.5-10              OK
libncurses9          5.7-16              OK
libncursesw10        5.7-18              OK
libneon27            0.29.3-1            OK
libopenldap2_3_0     2.3.43-1            OK
libopenssl098        0.9.8r-2            OK
libpcre0             8.02-1              OK
libpixman1_0         0.18.2-1            OK
libpng12             1.2.44-1            OK
libpopt0             1.6.4-4             OK
libpq5               8.2.11-1            OK
libproxy0            0.2.3-2             OK
libreadline7         6.1.2-2             OK
libsasl2             2.1.23-1            OK
libserf0_0           0.3.1-1             OK
libserf0_1           0.7.1-1             OK
libsigsegv2          2.8-1               OK
libSM6               1.1.1-2             OK
libsqlite3_0         3.7.3-1             OK
libssp0              4.3.4-4             OK
libstdc++6           4.3.4-4             OK
libuuid1             2.17.2-1            OK
libwrap0             7.6-21              OK
libX11-xcb1          1.3.3-1             OK
libX11_6             1.3.3-1             OK
libXau6              1.0.6-1             OK
libXaw7              1.0.7-2             OK
libxcb-glx0          1.6-1               OK
libxcb1              1.6-1               OK
libXdmcp6            1.0.3-1             OK
libXext6             1.1.2-1             OK
libXft2              2.1.14-1            OK
libxkbfile1          1.0.6-1             OK
libxml2              2.7.7-1             OK
libXmu6              1.0.5-1             OK
libXmuu1             1.0.5-1             OK
libXpm4              3.5.8-1             OK
libXrender1          0.9.6-1             OK
libXt6               1.0.8-1             OK
login                1.10-10             OK
luit                 1.0.5-1             OK
lynx                 2.8.5-4             OK
make                 3.81-2              OK
man                  1.6f-1              OK
minires              1.02-1              OK
mintty               0.9.6-1             OK
mkfontdir            1.0.5-1             OK
mkfontscale          1.0.7-1             OK
ncurses              5.7-18              OK
openssh              5.8p1-1             OK
openssl              0.9.8r-2            OK
p7zip                9.04-10             OK
perl                 5.10.1-5            OK
rebase               3.0.1-1             OK
run                  1.1.13-1            OK
sed                  4.2.1-1             OK
subversion           1.6.16-1            OK
tar                  1.25-1              OK
terminfo             5.7_20091114-14     OK
terminfo0            5.5_20061104-12     OK
texinfo              4.13-3              OK
twm                  1.0.4-1             OK
tzcode               2010j-1             OK
unison2.32           2.32.52-3           OK
util-linux           2.17.2-1            OK
vim                  7.3.003-1           OK
wget                 1.12-1              OK
which                2.20-2              OK
X-start-menu-icons   1.0.4-1             OK
xauth                1.0.4-1             OK
xcalc                1.0.3-1             OK
xclock               1.0.4-1             OK
xcursor-themes       1.0.2-1             OK
xeyes                1.1.0-1             OK
xhost                1.0.3-1             OK
xinit                1.2.1-1             OK
xkbcomp              1.1.1-1             OK
xkeyboard-config     1.9-1               OK
xload                1.0.2-2             OK
xman                 1.1.0-1             OK
xmodmap              1.0.4-1             OK
xorg-server          1.10.0-1            OK
xrdb                 1.0.6-1             OK
xterm                261-1               OK
xz                   4.999.9beta-11      OK
zlib                 1.2.5-1             OK
zlib-devel           1.2.5-1             OK
zlib0                1.2.5-1             OK
Use -h to see help about each section
----------
$ cat /var/log/xwin/XWin.0.log
Welcome to the XWin X Server
Vendor: The Cygwin/X Project
Release: 1.10.0.0
OS: Windows XP Service Pack 3 [Windows NT 5.1 build 2600]
Package version 1.10.0-1 built 2011-03-15

XWin was started with the following command line:

X :0 -multiwindow

ddxProcessArgument - Initializing default screens
winInitializeScreenDefaults - primary monitor w 1600 h 1200
winInitializeDefaultScreens - native DPI x 96 y 96
_XSERVTransSocketOpenCOTSServer: Unable to open socket for inet6
_XSERVTransOpen: transport open failed for inet6/edward2:0
_XSERVTransMakeAllCOTSServerListeners: failed to open listener for inet6
[873744.062] (II) xorg.conf is not supported
[873744.062] (II) See http://x.cygwin.com/docs/faq/cygwin-x-faq.html
for more information
[873744.078] LoadPreferences: Loading /cygdrive/c/Documents and
Settings/Edward/.XWinrc
[873744.109] LoadPreferences: Done parsing the configuration file...
[873744.109] winDetectSupportedEngines - DirectDraw installed, allowing ShadowDD
[873744.109] winDetectSupportedEngines - Windows NT, allowing PrimaryDD
[873744.109] winDetectSupportedEngines - DirectDraw4 installed,
allowing ShadowDDNL
[873744.109] winDetectSupportedEngines - Returning, supported engines 0000001f
[873744.109] winSetEngine - Multi Window or Rootless => ShadowGDI
[873744.109] winScreenInit - Using Windows display depth of 32 bits per pixel
[873744.125] winAllocateFBShadowGDI - Creating DIB with width: 1600
height: 1200 depth: 32
[873744.125] winFinishScreenInitFB - Masks: 00ff0000 0000ff00 000000ff
[873744.125] winInitVisualsShadowGDI - Masks 00ff0000 0000ff00
000000ff BPRGB 8 d 24 bpp 32
[873744.156] winInitMultiWindowWM - Calling pthread_mutex_lock ()
[873744.156] Screen 0 added at virtual desktop coordinate (0,0).
[873744.156] winMultiWindowXMsgProc - Calling pthread_mutex_lock ()
[873744.171] MIT-SHM extension disabled due to lack of kernel support
[873744.187] XFree86-Bigfont extension local-client optimization
disabled due to lack of shared memory support in the kernel
[873744.437] (II) AIGLX: Loaded and initialized /usr/lib/dri/swrast_dri.so
[873744.437] (II) GLX: Initialized DRISWRAST GL provider for screen 0
[873744.515] [dix] Could not init font path element
/usr/share/fonts/TTF/, removing from list!
[873744.515] [dix] Could not init font path element
/usr/share/fonts/OTF/, removing from list!
[873744.515] [dix] Could not init font path element
/usr/share/fonts/Type1/, removing from list!
[873746.687] winPointerWarpCursor - Discarding first warp: 800 600
[873746.687] (--) 5 mouse buttons found
[873746.687] (--) Setting autorepeat to delay=500, rate=31
[873746.687] (--) Windows keyboard layout: "00000409" (00000409) "US", type 4
[873746.687] (--) Found matching XKB configuration "English (USA)"
[873746.687] (--) Model = "pc105" Layout = "us" Variant = "none"
Options = "none"
[873746.687] Rules = "base" Model = "pc105" Layout = "us" Variant =
"none" Options = "none"
[873746.687] winBlockHandler - pthread_mutex_unlock()
[873746.687] winInitMultiWindowWM - pthread_mutex_lock () returned.
[873746.703] winInitMultiWindowWM - pthread_mutex_unlock () returned.
[873746.703] winMultiWindowXMsgProc - pthread_mutex_lock () returned.
[873746.703] winInitMultiWindowWM - DISPLAY=:0.0
[873746.703] winMultiWindowXMsgProc - pthread_mutex_unlock () returned.
[873746.718] winProcEstablishConnection - winInitClipboard returned.
[873746.718] winMultiWindowXMsgProc - DISPLAY=:0.0
[873746.718] winClipboardProc - DISPLAY=:0.0
[873746.734] winInitMultiWindowWM - XOpenDisplay () returned and
successfully opened the display.
[873746.750] winMultiWindowXMsgProc - XOpenDisplay () returned and
successfully opened the display.
[873746.765] winClipboardProc - XOpenDisplay () returned and
successfully opened the display.
----------

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^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed
  2011-04-04 21:17 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed Edward McGuire
@ 2011-04-13  1:03 ` Edward McGuire
  2011-04-14 22:19 ` Andy Koppe
  2011-04-18  9:36 ` Christopher Faylor
  2 siblings, 0 replies; 7+ messages in thread
From: Edward McGuire @ 2011-04-13  1:03 UTC (permalink / raw)
  To: cygwin

On Mon, Apr 4, 2011 at 13:39, Edward McGuire <cygwin.com@metaed.com>
wrote:
> The trouble I am having is that my keyboard input is preserved
> when I press Ctrl+C.

As there was no response of any kind, I am just checking whether I
committed some error in posting this. Could someone most kindly
reply privately to let me know if my trouble report made it to the
list.
Cheers,
MetaEd

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^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed
  2011-04-04 21:17 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed Edward McGuire
  2011-04-13  1:03 ` Edward McGuire
@ 2011-04-14 22:19 ` Andy Koppe
  2011-04-14 23:35   ` Edward McGuire
  2011-04-18  9:36 ` Christopher Faylor
  2 siblings, 1 reply; 7+ messages in thread
From: Andy Koppe @ 2011-04-14 22:19 UTC (permalink / raw)
  To: cygwin

On 4 April 2011 19:39, Edward McGuire wrote:
> When I type ahead in an uncustomized terminal window, I expect my
> keyboard input to be queued until it is called for. When I press
> Ctrl+C, I expect the queue to be flushed. Any keyboard input still
> in the queue should be lost.
>
> The trouble I am having is that my keyboard input is preserved when
> I press Ctrl+C. I can easily reproduce the problem with the
> following keyboard input at a bash prompt:
>
>        $ tail -f /dev/null [Enter]
>        [Enter]
>        [Enter]
>        [Enter]
>        [Ctrl+C]
>
> If the typeahead queue is flushed by the Ctrl+C, then a bash prompt
> will appear. But if the queue is not flushed, then four bash prompts
> will appear. In my case, four bash prompts appear.
>
> I have reproduced the problem in a Cygwin (cmd.exe) window, in a
> mintty window, and in an xterm window.
>
> There is a termio mode bit, NOFLSH, which disables flush after
> interrupt. If this bit were set, it would explain why I am having
> the problem. But "stty -a" shows that this mode bit is not set. I
> checked this bit before and after reproducing the problem.
>
> I was still able to reproduce the problem after setting and clearing
> the NOFLSH bit with "stty noflsh; stty -noflsh".
>
> I have attached the output of "stty -a" below, along with the output
> of "cygcheck -s -v -r" and of "cat /var/log/xwin/XWin.0.log".
>
> I have not found this problem mentioned on the Cygwin list.
>
> Where might I be going wrong? Is this a limitation of the Cygwin
> termio?

Yep, looks like the NOFLSH bit is ignored. There's no mention of it in
the Cygwin sources except in sys/termios.h.

Have you confirmed that it behaves as expected on Linux?

> ...
> $ cygcheck -s -v -r [note: value of svnroot and SVN_SSH variables redacted]
> ...

Thanks for providing this, but it's supposed to be attached rather
than included.

Andy

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^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed
  2011-04-14 22:19 ` Andy Koppe
@ 2011-04-14 23:35   ` Edward McGuire
  0 siblings, 0 replies; 7+ messages in thread
From: Edward McGuire @ 2011-04-14 23:35 UTC (permalink / raw)
  To: cygwin

On Thu, Apr 14, 2011 at 13:21, Andy Koppe <andy.koppe@gmail.com>
wrote:
> Yep, looks like the NOFLSH bit is ignored. There's no mention of
> it in the Cygwin sources except in sys/termios.h.
>
> Have you confirmed that it behaves as expected on Linux?

This is an ancient part of the line discipline. It predates UNIX,
going back to its ancestors.* In the case of Linux, I tried it most
recently with Ubuntu 8.04.4 LTS, with a 2.6.24-23-xen kernel.
Pressing Ctrl+C clears the input queue and returns the user to the
prompt.

Historically, the terminal driver is one of the most complicated
beasties in a system, so I am doubtful of my ability to come up with
a working patch on my own. Is someone available to help me who groks
the Cygwin code for the line discipline?

Cheers,

MetaEd

* On UNIX, I can confirm from memory that it behaves as expected
back to SunOS 4; the same for contemporary versions of IRIX, Ultrix,
Concentrix, Clix, AIX, SCO, and HP-UX. Cousins of UNIX (such as VMS
and its ancestors) also clear typeahead and return to prompt on
interrupt. For whatever reason, it seems Windows XP does not clear
typeahead, so typeahead is more or less a disaster in the making. I
suppose it has been the same all the way back to DOS, and it is just
too bad Microsoft engineers did not carry the fix over from VMS to
Windows NT when they had the chance.

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^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed
  2011-04-04 21:17 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed Edward McGuire
  2011-04-13  1:03 ` Edward McGuire
  2011-04-14 22:19 ` Andy Koppe
@ 2011-04-18  9:36 ` Christopher Faylor
  2011-04-21 20:18   ` Edward McGuire
  2 siblings, 1 reply; 7+ messages in thread
From: Christopher Faylor @ 2011-04-18  9:36 UTC (permalink / raw)
  To: cygwin

On Mon, Apr 04, 2011 at 01:39:23PM -0500, Edward McGuire wrote:
>When I type ahead in an uncustomized terminal window, I expect my
>keyboard input to be queued until it is called for. When I press
>Ctrl+C, I expect the queue to be flushed. Any keyboard input still
>in the queue should be lost.
>
>The trouble I am having is that my keyboard input is preserved when
>I press Ctrl+C. I can easily reproduce the problem with the
>following keyboard input at a bash prompt:
>
>	$ tail -f /dev/null [Enter]
>	[Enter]
>	[Enter]
>	[Enter]
>	[Ctrl+C]
>
>If the typeahead queue is flushed by the Ctrl+C, then a bash prompt
>will appear. But if the queue is not flushed, then four bash prompts
>will appear. In my case, four bash prompts appear.
>
>I have reproduced the problem in a Cygwin (cmd.exe) window, in a
>mintty window, and in an xterm window.
>
>There is a termio mode bit, NOFLSH, which disables flush after
>interrupt. If this bit were set, it would explain why I am having
>the problem. But "stty -a" shows that this mode bit is not set. I
>checked this bit before and after reproducing the problem.
>
>I was still able to reproduce the problem after setting and clearing
>the NOFLSH bit with "stty noflsh; stty -noflsh".
>
>I have attached the output of "stty -a" below, along with the output
>of "cygcheck -s -v -r" and of "cat /var/log/xwin/XWin.0.log".
>
>I have not found this problem mentioned on the Cygwin list.
>
>Where might I be going wrong? Is this a limitation of the Cygwin
>termio?

Thanks for the testcase.  This was a limitation of the Cygwin DLL
but it should now be fixed in the latest snapshot:

http://cygwin.com/snapshots/

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^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed
  2011-04-18  9:36 ` Christopher Faylor
@ 2011-04-21 20:18   ` Edward McGuire
  2011-04-21 20:59     ` Christopher Faylor
  0 siblings, 1 reply; 7+ messages in thread
From: Edward McGuire @ 2011-04-21 20:18 UTC (permalink / raw)
  To: cygwin

Thank you.

I installed the 2011-04-17 snapshot, following FAQ 2.20 "How do I
install snapshots?".

After installing, I could not reproduce the problem.

Cheers,

MetaEd

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^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed
  2011-04-21 20:18   ` Edward McGuire
@ 2011-04-21 20:59     ` Christopher Faylor
  0 siblings, 0 replies; 7+ messages in thread
From: Christopher Faylor @ 2011-04-21 20:59 UTC (permalink / raw)
  To: cygwin

On Thu, Apr 21, 2011 at 02:37:43PM -0500, Edward McGuire wrote:
>Thank you.
>
>I installed the 2011-04-17 snapshot, following FAQ 2.20 "How do I
>install snapshots?".
>
>After installing, I could not reproduce the problem.

Thanks for the confirmation but this fix has actually introduced some
instability into recent snapshots so I wouldn't recommend using it
until I announce that things are better.

cgf

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^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2011-04-21 19:54 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-04-04 21:17 1.7.9-1: typeahead queue not flushed when Ctrl+C pressed Edward McGuire
2011-04-13  1:03 ` Edward McGuire
2011-04-14 22:19 ` Andy Koppe
2011-04-14 23:35   ` Edward McGuire
2011-04-18  9:36 ` Christopher Faylor
2011-04-21 20:18   ` Edward McGuire
2011-04-21 20:59     ` Christopher Faylor

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