Messages in this thread | | | Subject | Re: [PATCH] POSIX-hostname up to 255 characters | From | (Eric W. Biederman) | Date | Fri, 26 May 2006 15:31:25 -0600 |
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Jan Engelhardt <jengelh@linux01.gwdg.de> writes:
>>> It is written (on so-called compatible machines like my Sun) as: >>> >>> #define MAXHOSTNAMELEN _POSIX_HOST_NAME_MAX >>> >>> Then in limits.h, I see: >>> >>> #define _POSIX_HOST_NAME_MAX 64 >> >>That's wrong. The value must be 255, at least for the current spec. >>You really should verify your statements before making them public. The >>POSIX spec is available in HTML for for viewing for free from the >>OpenGroup. What a specific implementation does is not authoritative. >> > > Let's all be happy with it that some systens have the maximum hostname length > at 64 or 255... thay way, applications do not tend to depend on it. > (Cf. Linux and the 100->1000 Hz change which _did_ turn up something.)
For all of the kibitzers please reread Rolands original post, where he included the urls of the appropriate pieces of the Posix spec.
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