Document sftp upload resume.

OK from djm@, with feedback from okan@.

diff --git a/usr.bin/ssh/sftp.1 b/usr.bin/ssh/sftp.1
index a700c2a..e73a480 100644 (file)
--- a/usr.bin/ssh/sftp.1
+++ b/usr.bin/ssh/sftp.1
@@ -1,4 +1,4 @@
-.\" $OpenBSD: sftp.1,v 1.97 2013/10/20 09:51:26 djm Exp $
+.\" $OpenBSD: sftp.1,v 1.98 2014/04/22 12:42:04 logan Exp $
 .\"
 .\" Copyright (c) 2001 Damien Miller.  All rights reserved.
 .\"
@@ -22,7 +22,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: October 20 2013 $
+.Dd $Mdocdate: April 22 2014 $
 .Dt SFTP 1
 .Os
 .Sh NAME
@@ -108,10 +108,10 @@ Forces
 .Nm
 to use IPv6 addresses only.
 .It Fl a
-Attempt to continue interrupted downloads rather than overwriting existing
-partial or complete copies of files.
-If the remote file contents differ from the partial local copy then the
-resultant file is likely to be corrupt.
+Attempt to continue interrupted transfers rather than overwriting 
+existing partial or complete copies of files.
+If the partial contents differ from those being transferred, 
+then the resultant file is likely to be corrupt.
 .It Fl B Ar buffer_size
 Specify the size of the buffer that
 .Nm
@@ -134,7 +134,7 @@ may be used to indicate standard input.
 .Nm
 will abort if any of the following
 commands fail:
-.Ic get , put , reget , rename , ln ,
+.Ic get , put , reget , reput, rename , ln ,
 .Ic rm , mkdir , chdir , ls ,
 .Ic lchdir , chmod , chown ,
 .Ic chgrp , lpwd , df , symlink ,
@@ -495,7 +495,7 @@ Create remote directory specified by
 .It Ic progress
 Toggle display of progress meter.
 .It Xo Ic put
-.Op Fl fPpr
+.Op Fl afPpr
 .Ar local-path
 .Op Ar remote-path
 .Xc
@@ -515,6 +515,15 @@ is specified, then
 must specify a directory.
 .Pp
 If the
+.Fl a 
+flag is specified, then attempt to resume partial
+transfers of existing files.
+Note that resumption assumes that any partial copy of the remote file 
+matches the local copy.
+If the local file contents differ from the remote local copy then
+the resultant file is likely to be corrupt.
+.Pp
+If the
 .Fl f
 flag is specified, then a request will be sent to the server to call
 .Xr fsync 2
@@ -552,6 +561,18 @@ Equivalent to
 with the
 .Fl a
 flag set.
+.It Xo Ic reput
+.Op Fl Ppr
+.Op Ar local-path
+.Ar remote-path
+.Xc
+Resume upload of
+.Op Ar local-path .
+Equivalent to
+.Ic put
+with the  
+.Fl a
+flag set.
 .It Ic rename Ar oldpath Ar newpath
 Rename remote file from
 .Ar oldpath