Correction (PR#15992).


git-svn-id: https://svn.r-project.org/R/trunk@66670 00db46b3-68df-0310-9c12-caf00c1e9a41
Prevent various possible buffer overruns, and one missed PROTECT added. (PR#15990}


git-svn-id: https://svn.r-project.org/R/trunk@66671 00db46b3-68df-0310-9c12-caf00c1e9a41
Fixes for r66671.

git-svn-id: https://svn.r-project.org/R/trunk@66672 00db46b3-68df-0310-9c12-caf00c1e9a41
Rscript no longer passes "--args" unnecessarily

git-svn-id: https://svn.r-project.org/R/trunk@66674 00db46b3-68df-0310-9c12-caf00c1e9a41
re-word

git-svn-id: https://svn.r-project.org/R/trunk@66676 00db46b3-68df-0310-9c12-caf00c1e9a41