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SubjectRe: [PATCH][RFC] global errno considered harmful
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Ralf Baechle <ralf@uni-koblenz.de> writes:

|> On Sun, Dec 30, 2001 at 05:10:41PM -0500, Brian Gerst wrote:
|>
|> > > As user application are trying to use unistd.h and expect errno to get
|> > > set properly unistd.h or at least it's syscallX macros will have to be
|> > > made unusable from userspace or silent breakage of such apps rebuild
|> > > against new headers will occur.
|> >
|> > Userspace should be using glibc's unistd.h. If it's using the kernel's,
|> > it's broken.
|>
|> A sufficient number take the unavailability of new syscall in everybody's
|> glibc as a sufficient excuse for broken code. util-linux as a major
|> offender comes to mind or also e2fsprogs.

Userspace should be using syscall(2/3) for new syscalls.

Andreas.

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