According to the documentation of pipe/2, the arguments can be integer stream identifiers. However, I am getting this behaviour on sparc_sunos5: ECLiPSe Constraint Logic Programming System [kernel] Copyright Imperial College London and ICL Certain libraries copyright Parc Technologies Ltd GMP library copyright Free Software Foundation Version 5.4 #5, Thu Jan 3 11:52 2002 [eclipse 1]: open(queue(""), update, X). X = 7 Yes (0.00s cpu) [eclipse 2]: 1. open(queue(""), update, X). X = 9 Yes (0.00s cpu) [eclipse 3]: pipe(7,9). type error in pipe(7, 9) Abort [eclipse 4]: open(queue(""), update, foo). Yes (0.00s cpu) [eclipse 5]: open(queue(""), update, bar). Yes (0.00s cpu) [eclipse 6]: pipe(foo, bar). Yes (0.00s cpu) josh Developer, Parc Technologies Limited josh.singer@parc-technologies.com http://www.parc-technologies.com This e-mail message is for the sole use of the intended recipient(s) -its contents are the property of Parc Technologies Limited (or its licensors) and are confidential. Please do not copy, review, use (except for the intended purposes), disclose or distribute the e-mail or its contents (or allow anyone else to do so) without our prior permission. Parc Technologies Limited does not guarantee that this e-mail has not been intercepted and amended nor that it is virus-free. You should carry out your own virus checks before opening any attachment. Any opinions expressed in this e-mail message are those of the author and not necessarily Parc Technologies Limited.Received on Mon Jan 07 15:50:39 2002
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