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mcookie: (man) add note about getrandom() 

Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2018-03-19 14:03:33 +01:00
parent dcb22a598d
commit 655776a2c1
1 changed files with 4 additions and 2 deletions
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6
misc-utils/mcookie.1
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@ -17,15 +17,17 @@ system. Typical usage:
.PP
The "random" number generated is actually the MD5 message
digest of random information coming from one of the sources
.IR "getrandom() "
system call,
.IR /dev/urandom ,
.IR /dev/random ,
or the
.IR "libc pseudo-random functions" ,
in this preference order.
in this preference order. See also the option \fB\-\-file\fR.
.SH OPTIONS
.TP
.BR \-f , " \-\-file " \fIfile
Use this \fIfile\fR as an additional source of randomness.
Use this \fIfile\fR as an additional source of randomness (for example /dev/urandom).
When \fIfile\fR is '-', characters are read from standard input.
.TP
.BR \-m , " \-\-max\-size " \fInumber