gdb in xfree86: ^C

Pierre Muller muller@cerbere.u-strasbg.fr
Thu Feb 14 09:28:00 GMT 2002


At 21:04 11/02/2002 , David a écrit:
>Hello,
>
>I am running xfree86 on top of cygwin on a WindowsNT. I compile
>a short program ( included below with make file ) and run it
>in gdb:
>
>         gdb -nowindows mtest0_bin.exe
>         run

Strange I get completely different results.
(I compiled your example code)
First, I can easily interrupt the program if I start gdb from a Cygwin bash window
outside the Xserver, does this work also for you?
Why don't you use this possibilty?
If I try to use gdb inside xterm, then Ctrl-C simply does not work,
it has no effect... (But this seems quite general for me...
I can't interrupt anything with Ctrl-C) Ctrl-Break works correctly 
for normal applications in a cygwin shell, but here it is also without any effect...


Here is my cygcheck -rsv output:

Cygwin Win95/NT Configuration Diagnostics
Current System Time: Thu Feb 14 18:26:31 2002

Windows 2000 Professional Ver 5.0 Build 2195 Service Pack 2

Path:   C:\cygwin\usr\local\bin
         C:\cygwin\bin
         C:\cygwin\bin
         c:\PROGRAM FILES\NETWORK\WINCVS 1.2\Tcl\bin
         c:\WINNT\system32
         c:\WINNT
         c:\WINNT\System32\Wbem
         c:\Program Files\Support Tools\
         c:\Program Files\Network\SSH Secure Shell

SysDir: C:\WINNT\System32
WinDir: C:\WINNT

CYGWIN = `ntsec'
HOME = `C:\cygwin\home\Administrateur'
MAKE_MODE = `unix'
PWD = `/home/Administrateur'
USER = `Administrateur'

ALLUSERSPROFILE = `C:\Documents and Settings\All Users'
APPDATA = `C:\Documents and Settings\Administrateur\Application Data'
COMMONPROGRAMFILES = `C:\Program Files\Fichiers communs'
COMPUTERNAME = `LAOCOON'
COMSPEC = `C:\WINNT\system32\cmd.exe'
CVS_RSH = `ssh'
HOMEDRIVE = `C:'
HOMEPATH = `\'
LOGONSERVER = `\\LAOCOON'
MANPATH = `:/usr/ssl/man'
NUMBER_OF_PROCESSORS = `1'
OLDPWD = `/usr/bin'
OS2LIBPATH = `C:\WINNT\system32\os2\dll;'
OS = `Windows_NT'
PATHEXT = `.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.tcl'
PROCESSOR_ARCHITECTURE = `x86'
PROCESSOR_IDENTIFIER = `x86 Family 15 Model 0 Stepping 10, GenuineIntel'
PROCESSOR_LEVEL = `15'
PROCESSOR_REVISION = `000a'
PROGRAMFILES = `C:\Program Files'
PROMPT = `$P$G'
PS1 = `\[\033]0;\w\007
\033[32m\]\u@\h \[\033[33m\w\033[0m\]
$ '
SHLVL = `1'
SSH_AGENT_PID = `2172'
SSH_AUTH_SOCK = `/tmp/ssh-vSba1852/agent.1852'
SYSTEMDRIVE = `C:'
SYSTEMROOT = `C:\WINNT'
TEMP = `c:\DOCUME~1\ADMINI~1\LOCALS~1\Temp'
TERM = `cygwin'
TMP = `c:\DOCUME~1\ADMINI~1\LOCALS~1\Temp'
USERDOMAIN = `LAOCOON'
USERNAME = `Administrateur'
USERPROFILE = `C:\Documents and Settings\Administrateur'
WINDIR = `C:\WINNT'
_ = `/usr/bin/cygcheck'

HKEY_CURRENT_USER\Software\Cygnus Solutions
HKEY_CURRENT_USER\Software\Cygnus Solutions\Cygwin
HKEY_CURRENT_USER\Software\Cygnus Solutions\Cygwin\mounts v2
   (default) = `/cygdrive'
   cygdrive flags = 0x00000022
HKEY_CURRENT_USER\Software\Cygnus Solutions\Cygwin\Program Options
HKEY_CURRENT_USER\Software\Cygnus Solutions\CYGWIN.DLL setup
HKEY_CURRENT_USER\Software\Cygnus Solutions\CYGWIN.DLL setup\b15.0
HKEY_CURRENT_USER\Software\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts
HKEY_CURRENT_USER\Software\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\00
   (default) = `C:'
   unix = `/'
   fbinary = 0x00000000
   fsilent = 0x00000000
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MenuOrder\Start Menu\Programming\Cygnus Solutions
   (default) = (unsupported type)
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MenuOrder\Start Menu\Programs\Cygnus Solutions
   (default) = (unsupported type)
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2
   (default) = `/cygdrive'
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2\/
   (default) = `C:/cygwin'
   flags = 0x0000000a
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2\/home/muller/gdb
   (default) = `F:\win95e\Cygwinhome\home\muller\gdb'
   flags = 0x0000000a
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2\/usr/bin
   (default) = `C:/cygwin/bin'
   flags = 0x0000000a
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2\/usr/lib
   (default) = `C:/cygwin/lib'
   flags = 0x0000000a
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\Program Options
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\00
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\01
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\02
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\03
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\04
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\05
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\06
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\07
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\08
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\09
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\0A
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\0B
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\0C
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\0D
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\0E
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\0F
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\10
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\11
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\12
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\13
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\14
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\15
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\16
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\17
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\18
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\19
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\1A
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\1B
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\1C
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\CYGWIN.DLL setup\b15.0\mounts\1D

a:  fd           N/A    N/A                    
c:  hd  NTFS    8032Mb  79% CP CS UN PA FC     
d:  fd           N/A    N/A                    
e:  cd           N/A    N/A                    
f:  hd  FAT32  10955Mb  77% CP    UN           DATA

.                                     /cygdrive         user    binmode,noumount
C:/cygwin                             /                 system  binmode
F:\win95e\Cygwinhome\home\muller\gdb  /home/muller/gdb  system  binmode
C:/cygwin/bin                         /usr/bin          system  binmode
C:/cygwin/lib                         /usr/lib          system  binmode

Found: C:\cygwin\bin\bash.exe
Found: C:\cygwin\bin\cat.exe
Found: C:\cygwin\bin\cpp.exe
Found: C:\cygwin\bin\find.exe
Found: C:\cygwin\bin\gcc.exe
Found: C:\cygwin\bin\gdb.exe
Found: C:\cygwin\bin\ld.exe
Found: C:\cygwin\bin\ls.exe
Found: C:\cygwin\bin\make.exe
Found: C:\cygwin\bin\sh.exe

    56k 2000/12/03 C:\cygwin\bin\cygbz21.0.dll - os=4.0 img=1.0 sys=4.0
                   "cygbz21.0.dll" v0.0 ts=2000/11/21 0:53
   621k 2002/01/16 C:\cygwin\bin\cygcrypto.dll - os=4.0 img=1.0 sys=4.0
                   "cygcrypto.dll" v0.0 ts=2002/1/16 10:54
    45k 2001/04/25 C:\cygwin\bin\cygform5.dll - os=4.0 img=1.0 sys=4.0
                   "cygform5.dll" v0.0 ts=2001/4/25 7:28
    35k 2002/01/09 C:\cygwin\bin\cygform6.dll - os=4.0 img=1.0 sys=4.0
                   "cygform6.dll" v0.0 ts=2002/1/9 7:03
    18k 2000/10/23 C:\cygwin\bin\cyggdbm.dll - os=4.0 img=1.0 sys=4.0
                   "cyggdbm.dll" v0.0 ts=2000/10/23 4:26
    22k 2001/12/13 C:\cygwin\bin\cygintl-1.dll - os=4.0 img=1.0 sys=4.0
                   "cygintl-1.dll" v0.0 ts=2001/12/13 10:28
    21k 2001/06/20 C:\cygwin\bin\cygintl.dll - os=4.0 img=1.0 sys=4.0
                   "cygintl.dll" v0.0 ts=2001/6/20 19:09
    81k 2000/12/05 C:\cygwin\bin\cygitcl30.dll - os=4.0 img=1.0 sys=4.0
                   "cygitcl30.dll" v0.0 ts=2000/11/26 2:43
    35k 2000/12/05 C:\cygwin\bin\cygitk30.dll - os=4.0 img=1.0 sys=4.0
                   "cygitk30.dll" v0.0 ts=2000/11/26 2:43
    45k 2002/02/08 C:\cygwin\bin\cygjbig1.dll - os=4.0 img=1.0 sys=4.0
                   "cygjbig1.dll" v0.0 ts=2002/2/8 0:59
   119k 2002/02/09 C:\cygwin\bin\cygjpeg6b.dll - os=4.0 img=1.0 sys=4.0
                   "cygjpeg6b.dll" v0.0 ts=2002/2/9 6:19
    26k 2001/04/25 C:\cygwin\bin\cygmenu5.dll - os=4.0 img=1.0 sys=4.0
                   "cygmenu5.dll" v0.0 ts=2001/4/25 7:27
    20k 2002/01/09 C:\cygwin\bin\cygmenu6.dll - os=4.0 img=1.0 sys=4.0
                   "cygmenu6.dll" v0.0 ts=2002/1/9 7:03
   156k 2001/04/25 C:\cygwin\bin\cygncurses++5.dll - os=4.0 img=1.0 sys=4.0
                   "cygncurses++5.dll" v0.0 ts=2001/4/25 7:29
   175k 2002/01/09 C:\cygwin\bin\cygncurses++6.dll - os=4.0 img=1.0 sys=4.0
                   "cygncurses++6.dll" v0.0 ts=2002/1/9 7:03
   226k 2001/04/25 C:\cygwin\bin\cygncurses5.dll - os=4.0 img=1.0 sys=4.0
                   "cygncurses5.dll" v0.0 ts=2001/4/25 7:17
   202k 2002/01/09 C:\cygwin\bin\cygncurses6.dll - os=4.0 img=1.0 sys=4.0
                   "cygncurses6.dll" v0.0 ts=2002/1/9 7:03
    15k 2001/04/25 C:\cygwin\bin\cygpanel5.dll - os=4.0 img=1.0 sys=4.0
                   "cygpanel5.dll" v0.0 ts=2001/4/25 7:27
    12k 2002/01/09 C:\cygwin\bin\cygpanel6.dll - os=4.0 img=1.0 sys=4.0
                   "cygpanel6.dll" v0.0 ts=2002/1/9 7:03
    40k 2001/11/21 C:\cygwin\bin\cygpcre.dll - os=4.0 img=1.0 sys=4.0
                   "cygpcre.dll" v0.0 ts=2001/11/21 23:15
    39k 2001/11/21 C:\cygwin\bin\cygpcreposix.dll - os=4.0 img=1.0 sys=4.0
                   "cygpcreposix.dll" v0.0 ts=2001/11/21 23:15
   170k 2002/01/21 C:\cygwin\bin\cygpng2.dll - os=4.0 img=1.0 sys=4.0
                   "cygpng2.dll" v0.0 ts=2002/1/21 2:05
    66k 2001/11/20 C:\cygwin\bin\cygregex.dll - os=4.0 img=1.0 sys=4.0
                   "cygregex.dll" v0.0 ts=2001/11/20 15:44
   156k 2002/01/16 C:\cygwin\bin\cygssl.dll - os=4.0 img=1.0 sys=4.0
                   "cygssl.dll" v0.0 ts=2002/1/16 10:54
   390k 2000/12/05 C:\cygwin\bin\cygtcl80.dll - os=4.0 img=1.0 sys=4.0
                   "cygtcl80.dll" v0.0 ts=2000/11/26 2:39
     5k 2000/12/05 C:\cygwin\bin\cygtclpip80.dll - os=4.0 img=1.0 sys=4.0
    10k 2000/12/05 C:\cygwin\bin\cygtclreg80.dll - os=4.0 img=1.0 sys=4.0
                   "cygtclreg80.dll" v0.0 ts=2000/11/26 2:39
   245k 2001/06/12 C:\cygwin\bin\cygtiff3.dll - os=4.0 img=1.0 sys=4.0
                   "cygtiff3.dll" v0.0 ts=2001/6/12 19:25
   623k 2000/12/05 C:\cygwin\bin\cygtk80.dll - os=4.0 img=1.0 sys=4.0
                   "cygtk80.dll" v0.0 ts=2000/11/26 2:43
    41k 2002/01/20 C:\cygwin\bin\cygXpm-noX4.dll - os=4.0 img=1.0 sys=4.0
                   "cygXpm-noX4.dll" v0.0 ts=2002/1/20 19:49
    46k 2002/01/20 C:\cygwin\bin\cygXpm-X4.dll - os=4.0 img=1.0 sys=4.0
                   "cygXpm-X4.dll" v0.0 ts=2002/1/20 19:50
    50k 2002/01/20 C:\cygwin\bin\cygz.dll - os=4.0 img=1.0 sys=4.0
                   "cygz.dll" v0.0 ts=2002/1/20 20:41
   751k 2002/01/21 C:\cygwin\bin\cygwin1.dll - os=4.0 img=1.0 sys=4.0
                   "cygwin1.dll" v0.0 ts=2002/1/21 18:48
     Cygwin DLL version info:
         DLL version: 1.3.9
         DLL epoch: 19
         DLL bad signal mask: 19005
         DLL old termios: 5
         DLL malloc env: 28
         API major: 0
         API minor: 51
         Shared data: 3
         DLL identifier: cygwin1
         Mount registry: 2
         Cygnus registry name: Cygnus Solutions
         Cygwin registry name: Cygwin
         Program options name: Program Options
         Cygwin mount registry name: mounts v2
         Cygdrive flags: cygdrive flags
         Cygdrive prefix: cygdrive prefix
         Cygdrive default prefix: 
         Build date: Mon Jan 21 12:48:41 EST 2002
         Shared id: cygwin1S3


Cygwin Package Information
Last downloaded files to: C:\Temp\latest
Last downloaded files from: ftp://ftp.uni-erlangen.de/pub/pc/gnuwin32/cygwin/mirrors/cygnus

Package             Version             
ash                 20020131-1          
autoconf            2.52a-1             
autoconf-devel      2.52-4              
autoconf-stable     2.13-4              
automake            1.5b-1              
automake-devel      1.5-5               
automake-stable     1.4p5-5             
bash                2.05a-2             
bc                  1.06-1              
binutils            20011002-1          
bison               1.33-1              
byacc               1.9-1               
bzip2               1.0.1-6             
clear               1.0                 
compface            1.4-5               
cpio                2.4.2               
cron                3.0.1-5             
crypt               1.0-1               
ctags               5.2-1               
cvs                 1.11.0-1            
cygrunsrv           0.94-2              
cygrunsrv-src       0.94-2              
cygutils            0.9.8-1             
cygwin              1.3.9-1             
dejagnu             20010117-1          
diff                0.0                 
ed                  0.2-1               
expect              20010117-1          
file                3.37-1              
fileutils           4.1-1               
findutils           4.1                 
flex                2.5.4-1             
gawk                3.0.4-1             
gcc                 2.95.3-5            
gdb                 20010428-3          
gdbm                1.8.0-3             
gettext             0.10.40-1           
ghostscript         6.51-1              
gperf               0.0                 
grep                2.4.2-1             
groff               1.17.2-1            
gzip                1.3.2-1             
inetutils           1.3.2-17            
irc                 20010101-1          
jbigkit             1.2-6               
jpeg                6b-7                
less                358-3               
libintl             0.10.38-3           
libintl1            0.10.40-1           
libncurses5         5.2-1               
libncurses6         5.2-8               
libpng              1.0.12-1            
libpng2             1.0.12-1            
libreadline4        4.1-2               
libreadline5        4.2a-1              
login               1.4-3               
lynx                2.8.4-1             
m4                  0.0                 
make                3.79.1-5            
man                 1.5g-2              
mingw               20010917-1          
mingw-runtime       1.2-1               
mktemp              1.4-1               
mt                  2.0.1-1             
mutt                1.2.5i-6            
ncftp               3.0.2-2             
ncurses             5.2-8               
newlib-man          20001118-1          
opengl              1.1.0-5             
openssh             3.0.2p1-5           
openssl             0.9.6c-3            
patch               2.5-2               
patch-src           2.5-2               
pcre                3.7-1               
perl                5.6.1-2             
popt                1.6.2-1             
postgresql          7.1.3-2             
python              2.2-1               
readline            4.2a-1              
regex               4.4-2               
rsync               2.5.1-2             
rxvt                2.7.2-9             
sed                 3.02-1              
sh-utils            2.0-2               
squid               2.4-STABLE20010508  
ssmtp               2.38.7-3            
tar                 1.13.19-1           
tcltk               20001125-1          
tcsh                6.11.00-3           
termcap             20010825-1          
terminfo            5.2-1               
tetex-beta          20001218-1          
texinfo             4.0-5               
textutils           2.0.16-1            
tiff                3.5.6beta-2         
time                1.7-1               
unzip               5.41-1              
vim                 6.0.93-1            
w32api              1.2-1               
wget                1.8-1               
which               1.5-1               
xpm-nox             4.2.0-1             
zip                 2.3-1               
zlib                1.1.3-7             

Use -h to see help about each section



Pierre Muller
Institut Charles Sadron
6,rue Boussingault
F 67083 STRASBOURG CEDEX (France)
mailto:muller@ics.u-strasbg.fr
Phone : (33)-3-88-41-40-07  Fax : (33)-3-88-41-40-99

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