X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=man%2Fman1%2Fnotmuch-restore.1;fp=man%2Fman1%2Fnotmuch-restore.1;h=6bba6286617b1b09abdf8bb0ee9ab3e52c15ba0d;hp=2fa873374479d6e53728bc65dde406f4864d329a;hb=60cd3b9a0623a1cb71a1a1eb440accf9236a41e7;hpb=0f066ece0f6aa7c02116f8ba3f06b5a005091678

diff --git a/man/man1/notmuch-restore.1 b/man/man1/notmuch-restore.1
index 2fa87337..6bba6286 100644
--- a/man/man1/notmuch-restore.1
+++ b/man/man1/notmuch-restore.1
@@ -6,6 +6,7 @@ notmuch-restore \- restores the tags from the given file (see notmuch dump)
 
 .B "notmuch restore"
 .RB [ "--accumulate" ]
+.RB [ "--format=(auto|batch-tag|sup)" ]
 .RI "[ --input=<" filename "> ]"
 
 .SH DESCRIPTION
@@ -15,19 +16,51 @@ Restores the tags from the given file (see
 
 The input is read from the given filename, if any, or from stdin.
 
-Note: The dump file format is specifically chosen to be
+
+Supported options for
+.B restore
+include
+.RS 4
+.TP 4
+.B \-\-accumulate
+
+The union of the existing and new tags is applied, instead of
+replacing each message's tags as they are read in from the dump file.
+
+.RE
+.RS 4
+.TP 4
+.B \-\-format=(sup|batch-tag|auto)
+
+Notmuch restore supports two plain text dump formats, with each line
+specifying a message-id and a set of tags.
+For details of the actual formats, see \fBnotmuch-dump\fR(1).
+
+.RS 4
+.TP 4
+.B sup
+
+The
+.B sup
+dump file format is specifically chosen to be
 compatible with the format of files produced by sup-dump.
 So if you've previously been using sup for mail, then the
 .B "notmuch restore"
 command provides you a way to import all of your tags (or labels as
 sup calls them).
 
-The --accumulate switch causes the union of the existing and new tags to be
-applied, instead of replacing each message's tags as they are read in from the
-dump file.
+.RE
+.RS 4
+.TP 4
+.B batch-tag
 
-See \fBnotmuch-search-terms\fR(7)
-for details of the supported syntax for <search-terms>.
+The
+.B batch-tag
+dump format is intended to more robust against malformed message-ids
+and tags containing whitespace or non-\fBascii\fR(7) characters.  This
+format hex-escapes all characters those outside of a small character
+set, intended to be suitable for e.g. pathnames in most UNIX-like
+systems.
 
 .B "notmuch restore"
 updates the maildir flags according to tag changes if the
@@ -36,6 +69,20 @@ configuration option is enabled. See \fBnotmuch-config\fR(1) for
 details.
 
 .RE
+
+.RS 4
+.TP 4
+.B auto
+
+This option (the default) tries to guess the format from the
+input. For correctly formed input in either supported format, this
+heuristic, based the fact that batch-tag format contains no parentheses,
+should be accurate.
+
+.RE
+
+.RE
+
 .SH SEE ALSO
 
 \fBnotmuch\fR(1), \fBnotmuch-config\fR(1), \fBnotmuch-count\fR(1),