R CMDcommand, while mimicking the current R session
This function is similar to
rcmd(), but it has slightly different
repos options is unchanged.
No extra environment variables are defined.
rcmd_copycat( cmd, cmdargs = character(), libpath = .libPaths(), repos = getOption("repos"), env = character(), ... )
Command to run. See
Command line arguments.
The library path.
Environment variables to set for the child process.
Additional arguments are passed to
callr makes a copy of the user's
.Renviron file and potentially of
the local or user
.Rprofile, in the session temporary
directory. Avoid storing sensitive information such as passwords, in
your environment file or your profile, otherwise this information will
get scattered in various files, at least temporarily, until the
subprocess finishes. You can use the keyring package to avoid passwords
in plain files.