why pipes can only be used between processes that have a common ancestor

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why pipes can only be used between processes that have a common ancestor.

Posted 2-Oct-15 16:31pm

cxxxxf

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PIEBALDconsult 2-Oct-15 23:21pm

Ummm... what?

Andreas Gieriet 11-Oct-15 11:05am

Please give an example on what exactly you want to do?
Regards
Andi

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Krunal Rohit · Answer 1 · 2015-10-02T18:05:00

Solution 1

Because pipes require a common parent process to set up the communications channel.
Read this ORACLE[^] documentation.

-KR

Posted 2-Oct-15 18:05pm

Krunal Rohit

Comments

PIEBALDconsult 3-Oct-15 0:28am

Don't all processes have a common ancestor anyway? I suppose that could be system-specific.

Krunal Rohit 3-Oct-15 3:16am

Not unless you fork the process. And pipe is being used to communicate between parent-child process (IPC concept, if I remember it correctly :laugh:).

-KR

V.KALI RAMASWAMY · Answer 2 · 2015-10-11T01:26:00

Solution 2

Pipe is being used get result from parent process to child process

Posted 11-Oct-15 1:26am

V.KALI RAMASWAMY

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[no name] 11-Oct-15 11:18am

among others...