* Osamu Aoki <debian@aokiconsulting.com> [2001.11.24 23:52:38-0800]: > > is this because the pipe really just spawns another shell and thus the > > variable $b of the spawning shell is preserved? or is this a bug? > > This has to do with the parent-child relationship between Unix > processes. It affects all commands run in pipelines, not just > simple calls to `read'. For example, piping a command's output > into a `while' loop that repeatedly calls `read' will result in > the same behavior. so, as i said :) thanks for the definte answer. i need to learn to look for faqs soon but debian is such a nice forum where i *always* find answers much quicker - so, it's all your fault! y'all's! :) -- martin; (greetings from the heart of the sun.) \____ echo mailto: !#^."<*>"|tr "<*> mailto:"; net@madduck linux is like a wigwam. no gates, no windoze, and an apache inside.
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