add man page

Signed-off-by: Mattias Andrée <maandree@operamail.com>

1 files changed, 40 insertions, 0 deletions

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+.TH SLEEP-UNTIL 1
+.SH NAME
+sleep-until - sleeps until a specified time
+.SH SYNOPSIS
+.B sleep-until
+.IR timepoint ...
+.SH DESCRIPTION
+Pause until \fItimepoint\fP. \fItimepoint\fP is the number of
+seconds since Epoch, in UTC but not accounting for leap seconds.
+\fItimepoint\fP may be an arbitrary floating point number.
+Pause is continued when interrupted.
+.SH EXIT STATUS
+.TP
+0
+The command was successful.
+.TP
+1
+The command failed.
+.SH SEE ALSO
+.BR sleep (1),
+.BR date (1)
+.SH AUTHORS
+Principal author, Mattias Andrée.  See the COPYING file for the full
+list of authors.
+.SH COPYRIGHT
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+.PP
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+.PP
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+.SH BUGS
+Please report bugs to https://github.com/maandree/sleep-until/issues or to
+maandree@member.fsf.org