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BBmisc (version 1.2-200)

system3: Wrapper for system2 with better return type and errorhandling.

Description

Wrapper for system2 with better return type and errorhandling.

Usage

system3(command, args = character(), stdout = "",
    stderr = "", wait = TRUE, ...,
    stop.on.exit.code = wait)

Arguments

command
See system2.
args
See system2.
stdout
See system2.
stderr
See system2.
wait
See system2.
...
Further arguments passed to system2.
stop.on.exit.code
[logical(1)] Should an exception be thrown if an exit code greater 0 is generated? Can only be used if wait is TRUE. Default is wait.

Value

  • [list].
  • exit.code [integer(1)]Exit code of command. Given if wait is TRUE, otherwise NA. 0L means success. 127L means command was not found
  • output [character]Output of command on streams. Only given is stdout or stderr was set to TRUE, otherwise NA.