How to clear the content of a pipe (STDIN) after it is written to another program? - High Level Programming - The UNIX and Linux Forums

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How to clear the content of a pipe (STDIN) after it is written to another program?

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Thread: How to clear the content of a pipe (STDIN) after it is written to another program?

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#2 (permalink)

05-14-2008

shamrock

Registered User

Join Date: Oct 2007

Location: USA

Posts: 500

Re-direct STDIN

Before reading data on the second pipe the parent process needs to redirect its standard input to fd2[0].

Code:

dup2(fd2[0], STDIN_FILENO);