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On Fri, Dec 29, 2017 at 03:46:54PM +0300, Dmitry V. Levin wrote: > On Fri, Dec 22, 2017 at 08:31:00PM +0100, Aurelien Jarno wrote: > > The current glibc manual is ambiguous about the errno value on success > > and suggests that it is left unchanged. Some functions might and > > sometimes do change the errno value, however they never set it to 0. > > The trailing part "however they never set it to 0" is not quite correct: > the next patch in the series moves "__set_errno (0)" around. Sorry, my example doesn't apply, but do we really guarantee they never set errno to 0? -- ldv
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