set watch

UNIXer,

Which shell support set watch ??????

Andrew
andrewyuAsked:
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braveheartConnect With a Mentor Commented:
As far as I know, this is not a special variable in any of the shells. However, it looks like a debugger command (dbx?) to set a watch point on a variable in a program so that every time it changes, its new value (and sometimes its old value) is output.
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ozoCommented:
tcsh has set watch to check for login/logout activity
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andrewyuAuthor Commented:
Is there any other shell support set watch ??????

Andrew
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