Safe Haskell | None |
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System.Process.Extra
Description
Extra functions for creating processes. Specifically variants that automatically check
the ExitCode
and capture the 'stdout'\/'stderr' handles.
- system_ :: String -> IO ()
- systemOutput :: String -> IO (ExitCode, String)
- systemOutput_ :: String -> IO String
Documentation
system_ :: String -> IO ()
A version of system
that throws an error if the ExitCode
is not ExitSuccess
.
systemOutput :: String -> IO (ExitCode, String)
A version of system
that also captures the output, both stdout
and stderr
.
Returns a pair of the ExitCode
and the output.
systemOutput_ :: String -> IO String
A version of system
that captures the output (both stdout
and stderr
)
and throws an error if the ExitCode
is not ExitSuccess
.