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manual: Document the O_NOFOLLOW open flag

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Florian Weimer 2020-05-05 09:23:53 +02:00
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manual/llio.texi
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@ -3678,6 +3678,13 @@ a directory. The @code{errno} variable is set to @code{ENOTDIR} for
this error condition.
@end deftypevr
@deftypevr Macro int O_NOFOLLOW
@standards{POSIX.1, fcntl.h}
If set, the open operation fails if the final component of the file name
refers to a symbolic link. The @code{errno} variable is set to
@code{ELOOP} for this error condition.
@end deftypevr
@deftypevr Macro int O_TMPFILE
@standards{GNU, fcntl.h}
If this flag is specified, functions in the @code{open} family create an