this will be disallowed in future releases.  (There are

A dependency on SVN revision is allowed for

.  This should be used in conjunction with a

distinguish between R-patched and R-devel versions with the same

cache files to avoid very rare problems with excessively long path

vignette fails to run, unless this is caused by a missing package.

package startup functions, and notifies about incorrect argument

lists and (incorrect) calls to functions which modify the search

path or inappropriately generate messages.

symbols corresponding to functions which might terminate

and C/C++/Fortran sources in subdirectories of

methods documented with their full names even if there is a

namespace and they are exported.  In almost all cases they are

intended to be used only as methods and should use the

markup.  In the other rare cases the recommended

not get confused with a method, document that and register it in

The default for the environment variable

Reference output for a vignette can be supplied when

is an optional install which provides greater

containing spaces (provided these are escaped or quoted in the

preserve dates on files it copies from its input directory.  (This

now deprecated: only PDF output will be supported in future

releases (since this allows the use of fonts only supported for

are now deprecated: these limits are nowadays

first three arguments is deprecated.  (It is often called from a

namespace, and the defaults are only appropriate to a package.)

to the help page) is deprecated.  This also applies to

directly on data frames (or also matrices, for

is deprecated: it was only used for packages

installed without lazy-loading, and now all packages are

The base and recommended packages are now byte-compiled

(This is safe even on 32-bit Linux systems because only the basic

installed as compressed files (as long done on Windows), saving ca

The non-screen cairo-based devices are no longer in the X11

module and so can be installed without X11.  (We have never seen a

Unix-alike system with cairographics installed but not X11, but a