factor/library/platform/jvm/processes.factor

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2.0 KiB
Factor

! :folding=indent:collapseFolds=1:
! $Id$
!
! Copyright (C) 2004 Slava Pestov.
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions are met:
!
! 1. Redistributions of source code must retain the above copyright notice,
! this list of conditions and the following disclaimer.
!
! 2. Redistributions in binary form must reproduce the above copyright notice,
! this list of conditions and the following disclaimer in the documentation
! and/or other materials provided with the distribution.
!
! THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
! INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
! DEVELOPERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
! SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
! PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
! OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
! WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
! OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
IN: processes
USE: files
USE: kernel
USE: streams
USE: stack
: exec ( args -- exitCode )
cwd
[
[ "java.lang.String" ] "java.lang.String"
] "factor.FactorLib" "exec"
jinvoke-static ;
: (pipe) ( args -- process )
jvm-runtime
[ [ "java.lang.String" ] ]
"java.lang.Runtime" "exec" jinvoke ;
: close-stderr ( process -- )
[ ] "java.lang.Process" "getErrorStream" jinvoke
close-java-stream ;
: pipe ( args -- stream )
#! Start a process, and return a stream for communicating
#! with it.
(pipe) dup close-stderr
dup [ ] "java.lang.Process" "getInputStream" jinvoke
swap [ ] "java.lang.Process" "getOutputStream" jinvoke
<byte-stream> ;