|(c) The University of Glasgow 2001
|BSD-style (see the file libraries/base/LICENSE)
Deprecated: Use System.Process instead
Executing an external command.
This module provides a simple interface for executing external commands. For a more complex, but more powerful, interface, see the System.Process module.
system cmd returns the exit code produced when the operating system runs the shell command
This computation may fail with one of the following
system passes the command to the Windows command interpreter (
COMMAND.COM), hence Unixy shell tricks will not work.
On Unix systems, see
waitForProcess for the meaning of exit codes when the process died as the result of a signal.
rawSystem cmd args runs the operating system command
cmd in such a way that it receives as arguments the
args strings exactly as given, with no funny escaping or shell meta-syntax expansion. It will therefore behave more portably between operating systems than
The return codes and possible failures are the same as for
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Licensed under a BSD-style license (see top of the page).