src concatenates
".s" to its argument, quotes the result,
and
sources in the file. It sets
options(last.source) to
this file name so that
src() can be issued to re-
source
the file when it is edited.
src(x)
".s". This base file
name must be a legal S name.
Frank Harrell
## Not run:
src(myfile) # source("myfile.s")
src() # re-source myfile.s
## End(Not run)