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what is reentrancy in the context of operting system ?

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posted Sep 5, 2013 by Ganesh Kumar

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1 Answer

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In computing, a computer program or subroutine is called Reentrant if it can be interrupted in the middle of its execution and then safely called again before its previous invocation's complete execution. A subroutine that is directly or indirectly recursive should be "Reentrant".

answer Sep 5, 2013 by Satyabrata Mahapatra
How a C programmer can write a re-entrant code ? A "C" program with brief explanation will help me to understand more.
Please go through this following link. This one have a easy explanation .
http://www.thegeekstuff.com/2012/07/c-thread-safe-and-reentrant/

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