cvs-mode-run is a compiled Lisp function in `
(cvs-mode-run CMD FLAGS FIS &key (BUF (cvs-temp-buffer)) DONT-CHANGE-DISC CVSARGS POSTPROC)
Generic cvs-mode-<foo> function.
Executes `cvs CVSARGS CMD FLAGS FIS'.
BUF is the buffer to be used for cvs' output.
DONT-CHANGE-DISC non-nil indicates that the command will not change the
contents of files. This is only used by the parser.
POSTPROC is a function of no argument to be evaluated at the very end (after
parsing if applicable).