Review request for 5049299 (original) (raw)

Christos Zoulas christos at zoulas.com
Wed Jul 1 00🔞31 UTC 2009


On Jun 30, 4:39pm, martinrb at google.com (Martin Buchholz) wrote: -- Subject: Re: Review request for 5049299

| In the JDK... | We close all non-relevant file descriptors in the child instead of relying | on | having the FDCLOEXEC bit set properly for every fd in the parent. || The technique of choice appears to be to read /proc/self/fd and | close all the fds found therein. | That's even portable between linux and solaris!

Well, on solaris it is best to use closefrom(3C). I think some BSDs have it too, AIX, IRIX. So perhaps detect if it is there and use that instead ( or fcntl(fd, F_CLOSEM) if it exists.

christos



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