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readlink.2: Post-merge reworking of text 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2014-02-21 10:48:18 +01:00
parent 6315ed1f4b
commit 787b49e735
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4
man2/readlink.2
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@ -239,10 +239,14 @@ value returned by a call to
on the link. on the link.
However, the number of bytes written by However, the number of bytes written by
.BR readlink () .BR readlink ()
and
.BR readlinkat ()
should be checked to make sure that the size of the should be checked to make sure that the size of the
symbolic link did not increase between the calls. symbolic link did not increase between the calls.
Dynamically allocating the buffer for Dynamically allocating the buffer for
.BR readlink () .BR readlink ()
and
.BR readlinkat ()
also addresses a common portability problem when using also addresses a common portability problem when using
.I PATH_MAX .I PATH_MAX
for the buffer size, for the buffer size,