On Thu, 8 Aug 2013 08:46:27 -0400, Shmuel Metz (Seymour J.) wrote: > >>I wanted to ask, where is EXECIO in the picture and how is it >>compares with using stream > >EXECIO is a REXX-aware TSO command; it has higher overhead than >equivalent stream facilities, but some EXECIO facilities, e.g., stems, >do not exist in stream, and steam was not available in the TSO >environment the last time that I looked. > Conway's law. I believe stream is available in compiled Rexx, and perhaps can be installed to interface with interpreted Rexx. But that form of stream deals only with legacy data sets. The Unix System Services form of stream deals only with UNIX files. And neither AFAIK implements SIGNAL ON NOTREADY.
>If you're reading and writing individual lines in a Unix environment, >use stream. If you're reading or writing an entire file, EXECIO is >probably a better choice. > Or SYSCALL write/read, but EXECIO might gain performance by buffering for you. Also SYSCALL readfile. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
