system_check: Run a system command and check if it succeeds.
Description
Run a system command and check if it succeeds.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
- (Invisibly) the return value of the function.