Editing .c with CVS I'm stuck with Lisp nesting exceeds max-lisp-eval-depth

[Michel Briand <michelbriand@free.fr>]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Hello

I'm stuck with an Emacs but. I run 21.4 on Lunar Linux.
I can't save my buffer. Emacs complains about "Lisp nesting exceeds
max-lisp-eval-depth". Each time I hit C-x C-s or the Save menu it yawns....


Here's my ldd emacs:

	linux-gate.so.1 =>  (0xffffe000)
        libXaw.so.8 => /usr/X11R6/lib/libXaw.so.8 (0x40017000)
        libXmu.so.6 => /usr/X11R6/lib/libXmu.so.6 (0x40070000)
        libXt.so.6 => /usr/X11R6/lib/libXt.so.6 (0x40085000)
        libSM.so.6 => /usr/X11R6/lib/libSM.so.6 (0x400d4000)
        libICE.so.6 => /usr/X11R6/lib/libICE.so.6 (0x400dd000)
        libXext.so.6 => /usr/X11R6/lib/libXext.so.6 (0x400f6000)
        libtiff.so.3 => /usr/lib/libtiff.so.3 (0x40125000)
        libjpeg.so => /usr/lib/libjpeg.so (0x40174000)
        libpng.so.3 => /usr/lib/libpng.so.3 (0x4018d000)
        libz.so.1 => /usr/lib/libz.so.1 (0x401bd000)
        libm.so.6 => /lib/libm.so.6 (0x401cc000)
        libungif.so.4 => /usr/lib/libungif.so.4 (0x401ee000)
        libXpm.so.4 => /usr/X11R6/lib/libXpm.so.4 (0x401f6000)
        libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x40205000)
        libncurses.so.5 => /lib/libncurses.so.5 (0x402cb000)
        libc.so.6 => /lib/libc.so.6 (0x40303000)
        libXp.so.6 => /usr/X11R6/lib/libXp.so.6 (0x40438000)
        libstdc++.so.5 => /usr/lib/./libstdc++.so.5 (0x40440000)
        libgcc_s.so.1 => /usr/lib/./libgcc_s.so.1 (0x404e7000)
        /lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x40000000)
        libdl.so.2 => /lib/libdl.so.2 (0x404ef000)

And here's my debug buffer :

Debugger entered--Lisp error: (error "Lisp nesting exceeds max-lisp-eval-depth")
  (when (file-readable-p (expand-file-name "CVS/Entries" ...)) (require (quote
vc-cvs)) (vc-cvs-registered f))
  vc-cvs-registered("/home/michel/dev/cvs/eana/sched/toto")
  (progn (require (quote vc-cvs)) (vc-cvs-registered f))
  (if (file-readable-p (expand-file-name "CVS/Entries" ...)) (progn (require
...) (vc-cvs-registered f)))
  (when (file-readable-p (expand-file-name "CVS/Entries" ...)) (require (quote
vc-cvs)) (vc-cvs-registered f))
  vc-cvs-registered("/home/michel/dev/cvs/eana/sched/toto")

....


(if (file-readable-p (expand-file-name "CVS/Entries" ...)) (progn (require ...)
(vc-cvs-registered f)))
  (when (file-readable-p (expand-file-name "CVS/Entries" ...)) (require (quote
vc-cvs)) (vc-cvs-registered f))
  vc-cvs-registered("/home/michel/dev/cvs/eana/sched/toto")
  apply(vc-cvs-registered "/home/michel/dev/cvs/eana/sched/toto")
  vc-call-backend(CVS registered "/home/michel/dev/cvs/eana/sched/toto")
  #[(b) "\b	#\x14
... (non printable / copy/pastable lines) ...
  vc-registered("/home/michel/dev/cvs/eana/sched/toto")
  vc-backend("/home/michel/dev/cvs/eana/sched/toto")
  vc-before-save()
  basic-save-buffer()
  save-buffer(1)
  call-interactively(save-buffer)
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.0 (GNU/Linux)

iD8DBQFCGN5eMSWL0LSvaHgRAqZpAKDEiribJN+bKoJjKJOyEtDuys2CpACg7dxA
ERpbI037nCURhkojhU4AlNc=
=posP
-----END PGP SIGNATURE-----