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GiveDescriptor(): The value specified for the argument is not correct.
The following is quoted from the Information Center page for the givedescriptor() API:
midrange.com
This error code indicates one of the following:
* The target_job parameter points to data that is not valid.
* The target_job parameter refers to a job that is not active.
I have this same process running on two systems. It works fine on one system but the listener job will end once or twice a day on the other system.
Consider using the spawn() API instead of the icky givedescriptor() API. Or use inetd and eliminate the bind/listen/accept logic entirely.
The following articles describe these techniques. Both articles do require a membership in the System iNetwork to read, but a free ("Associate") membership is sufficient:
TCP/IP Server Programming (the example of the spawn() API is in the code download):
http://www.systeminetwork.com/article.cfm?id=51809 An Easier Way to Write a TCP/IP Server Program http://www.systeminetwork.com/article.cfm?id=53182
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