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bug#18508: Incomplete type pollfd

From: Ludovic Courtès
Subject: bug#18508: Incomplete type pollfd
Date: Sat, 27 Sep 2014 11:41:09 +0200
User-agent: Gnus/5.130011 (Ma Gnus v0.11) Emacs/24.3 (gnu/linux)

Andreas Enge <address@hidden> skribis:

> On Mon, Sep 22, 2014 at 10:43:27AM +0200, Ludovic Courtès wrote:
>> What libc version is this?
> The package is glibc-2.12-1.107.el6_4.5.x86_64.

Oh, OK.

>> It would have been great, if this is still possible, to post lib/poll.h.
>> Normally that file uses #include_next to get libc’s <poll.h>, but maybe
>> that mechanism somehow fails with old GCC versions.
> I just retried the compilation, and poll.h is attached. It contains
> #if 1 
> # include_next <poll.h>
> #endif

Normally that should be enough to get the ‘struct pollfd’ definition no?

Does something like this build correctly with ‘gcc -Wall -c’:

--8<---------------cut here---------------start------------->8---
#include <poll.h>

foo (struct pollfd *x)
  return x->events;
--8<---------------cut here---------------end--------------->8---


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