X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=misc%2Fuuidgen.1.in;h=985e80d783f6f28c66397eab85ed16a42267a5f0;hb=b1503c446a9cd3041c94945df7a9772e812dbd21;hp=9c0e4f1a16cbfcb39b3c6c3db13c9c031b68f147;hpb=5dbb072e27bea6f740822590e348da6ae4db2d60;p=tools%2Fe2fsprogs.git diff --git a/misc/uuidgen.1.in b/misc/uuidgen.1.in index 9c0e4f1..985e80d 100644 --- a/misc/uuidgen.1.in +++ b/misc/uuidgen.1.in @@ -11,14 +11,15 @@ uuidgen \- command\-line utility to create a new UUID value .SH SYNOPSIS .B uuidgen [ -.B -r -] [ -.B -t +.B \-r +| +.B \-t ] .SH DESCRIPTION The .B uuidgen -program creates a new universally unique identifier (UUID) using the +program creates (and prints) +a new universally unique identifier (UUID) using the .BR libuuid (3) library. The new UUID can reasonably be considered unique among all UUIDs created on the local system, @@ -30,25 +31,25 @@ There are two types of UUID's which can generate: time-based UUID's and random-based UUID's. By default .B uuidgen -will generatea random-based UUID if a high-quality random number +will generate a random-based UUID if a high-quality random number generator is present. Otherwise, it will chose a time-based UUID. It is possible to force the generation of one of these two UUID types by using the -.IR -r " or " -t " options." -.SH "OPTIONS" +.B \-r +or +.B \-t +options. +.SH OPTIONS .TP -.I -r +.B \-r Generate a random-based UUID. This method creates a UUID consisting mostly of random bits. It requires that the operating system have a high -quality random number generator, such as /dev/random. +quality random number generator, such as +.IR /dev/random . .TP -.I -t +.B \-t Generate a time-based UUID. This method creates a UUID based on the system clock plus the system's ethernet hardware address, if present. -.SH RETURN VALUE -The UUID of the form 1b4e28ba\-2fa1\-11d2\-883f\-b9a761bde3fb (in -.BR printf (3) -format "%08x\-%04x\-%04x\-%04x\-%012x") is output to the standard output. .SH "CONFORMING TO" OSF DCE 1.1 .SH AUTHOR @@ -56,7 +57,7 @@ OSF DCE 1.1 was written by Andreas Dilger for libuuid. .SH AVAILABILITY .B uuidgen -is part of libuuid from the e2fsprogs package and is available for anonymous -ftp from tsx\-11.mit.edu (and its mirrors) in /pub/linux/packages/ext2fs. +is part of libuuid from the e2fsprogs package and is available from +http://e2fsprogs.sourceforge.net. .SH "SEE ALSO" .BR libuuid (3)