Re: [RFC] proposed IPC changes to support 32-bit UIDs
Dominik Kubla (dominik.kubla@uni-mainz.de)
Thu, 2 Dec 1999 11:42:03 +0100
On Wed, Dec 01, 1999 at 01:45:18PM -0500, Chris Wing wrote:
> > we cannot rename the user space structures:
> > msqid_ds,... are predefined names from the SUS standard, we
> > must rename the kernel structures.
>
> The kernel headers should not be included in user applications, since
> glibc provides its own headers defining msqid_ds, semid_ds, shmid_ds, etc.
> This will only be a problem if someone wants to include the kernel headers
> directly in his/her application (did the old libc5 do it this way,
> though?)
Didn't SysV enlarge its structures in a compatible way? Eg having the start
of the struct being compatible to the old 16bit stuff and then simply tack
the 32bit stuff on at the end? I am sure i saw this somewhere....
Dominik
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