system_check
From devtools v1.13.2
by Hadley Wickham
Run a system command and check if it succeeds.
Run a system command and check if it succeeds.
- Keywords
- internal
Usage
system_check(cmd, args = character(), env_vars = character(), path = ".",
quiet = FALSE, throw = TRUE, ...)
Arguments
- cmd
Command to run. Will be quoted by
shQuote()
.- args
A character vector of arguments.
- env_vars
A named character vector of environment variables.
- path
Path in which to execute the command
- quiet
If
FALSE
, the command to be run will be echoed.- throw
If
TRUE
, will throw an error if the command fails (i.e. the return value is not 0).- ...
additional arguments passed to
system
Value
The exit status of the command, invisibly.
Community examples
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