Package: callr 3.7.6.9000

Gábor Csárdi

callr: Call R from R

It is sometimes useful to perform a computation in a separate R process, without affecting the current R process at all. This packages does exactly that.

Authors:Gábor Csárdi [aut, cre, cph], Winston Chang [aut], Posit Software, PBC [cph, fnd], Ascent Digital Services [cph, fnd]

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callr.pdf |callr.html✨
callr/json (API)
NEWS

# Install 'callr' in R:

install.packages('callr', repos = c('https://r-lib.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/r-lib/callr/issues

Pkgdown/docs site:https://callr.r-lib.org

On CRAN:

15.69 score 304 stars 1.3k packages 342 scripts 2.4M downloads 25 exports 3 dependencies

Last updated from:7a3f725449. Checks:9 OK. Indexed: yes.

Target	Result	Total time
linux-devel-x86_64	OK	89
source / vignettes	OK	164
linux-release-x86_64	OK	113
macos-devel-arm64	OK	114
macos-release-arm64	OK	93
windows-devel	OK	71
windows-release	OK	65
windows-oldrel	OK	85
wasm-release	OK	86

Exports:add_hook default_repos poll process r r_bg r_copycat r_process r_process_options r_safe r_session r_session_options r_vanilla rcmd rcmd_bg rcmd_copycat rcmd_process rcmd_process_options rcmd_safe rcmd_safe_env rscript rscript_process rscript_process_options run supported_archs

Dependencies:processx ps R6

Citation

Development and contributors

Readme and manuals

Help Manual

Help page	Topics
Add a user hook to be executed before launching an R subprocess	add_hook
Default value for the 'repos' option in callr subprocesses	default_repos
Evaluate an expression in another R session	r r_safe
Evaluate an expression in another R session, in the background	r_bg
Run an R process that mimics the current R process	r_copycat
External R Process	r_process
Create options for an r_process object	r_process_options
External R Session	r_session
Interactive debugging of persistent R sessions	r_session_debug
Create options for an r_session object	r_session_options
Run an R child process, with no configuration	r_vanilla
Run an R CMD command	rcmd rcmd_safe
Run an R CMD command in the background	rcmd_bg
Call and R CMD command, while mimicking the current R session	rcmd_copycat
External R CMD Process	rcmd_process
Create options for an rcmd_process object	rcmd_process_options
'rcmd_safe_env' returns a set of environment variables that are more appropriate for 'rcmd_safe()'. It is exported to allow manipulating these variables (e.g. add an extra one), before passing them to the 'rcmd()' functions.	rcmd_safe_env
Run an R script	rscript
External 'Rscript' process	rscript_process
Create options for an rscript_process object	rscript_process_options
Find supported sub-architectures for the current R installation	supported_archs