R CMD
command in the backgroundThe child process is started in the background, and the function return immediately.
rcmd_bg(cmd, cmdargs = character(), libpath = .libPaths(),
stdout = "|", stderr = "|", poll_connection = TRUE,
repos = default_repos(), system_profile = FALSE,
user_profile = FALSE, env = rcmd_safe_env(), wd = ".",
supervise = FALSE, ...)
Command to run. See R --help
from the command
line for the various commands. In the current version of R (3.2.4)
these are: BATCH
, COMPILE
, SHLIB
, INSTALL
, REMOVE
, build
,
check
, LINK
, Rprof
, Rdconv
, Rd2pdf
, Rd2txt
, Stangle
,
Sweave
, Rdiff
, config
, javareconf
, rtags
.
Command line arguments.
The library path.
Optionally a file name to send the standard output to.
Optionally a file name to send the standard error to.
It may be the same as stdout
, in which case standard error is
redirected to standard output. It can also be the special string
"2>&1"
, in which case standard error will be redirected to standard
output.
Whether to have a control connection to the process. This is used to transmit messages from the subprocess to the parent.
The repos
option. If NULL
, then no
repos
option is set. This options is only used if
user_profile
or system_profile
is set FALSE
,
as it is set using the system or the user profile.
Whether to use the system profile file.
Whether to use the user's profile file.
Environment variables to set for the child process.
Working directory to use for running the command. Defaults to the current working directory.
Whether to register the process with a supervisor. If TRUE
,
the supervisor will ensure that the process is killed when the R process
exits.
Extra arguments are passed to the processx::process constructor.
It returns a process object.
Other R CMD commands: rcmd_copycat
,
rcmd