From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from localhost (localhost [127.0.0.1]) by olra.theworths.org (Postfix) with ESMTP id 2962E431FBD for ; Thu, 6 Dec 2012 17:27:32 -0800 (PST) X-Virus-Scanned: Debian amavisd-new at olra.theworths.org X-Spam-Flag: NO X-Spam-Score: 0 X-Spam-Level: X-Spam-Status: No, score=0 tagged_above=-999 required=5 tests=[none] autolearn=disabled Received: from olra.theworths.org ([127.0.0.1]) by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 0FFV2goO58k5 for ; Thu, 6 Dec 2012 17:27:30 -0800 (PST) Received: from tesseract.cs.unb.ca (tesseract.cs.unb.ca [131.202.240.238]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by olra.theworths.org (Postfix) with ESMTPS id E5D17429E32 for ; Thu, 6 Dec 2012 17:27:13 -0800 (PST) Received: from fctnnbsc30w-142167090129.dhcp-dynamic.fibreop.nb.bellaliant.net ([142.167.90.129] helo=zancas.localnet) by tesseract.cs.unb.ca with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1Tgmif-0003Nx-71; Thu, 06 Dec 2012 21:27:13 -0400 Received: from bremner by zancas.localnet with local (Exim 4.80) (envelope-from ) id 1TgmiZ-0004ku-R5; Thu, 06 Dec 2012 21:27:07 -0400 From: david@tethera.net To: notmuch@notmuchmail.org Subject: [Patch v3b 8/9] notmuch-{dump, restore}.1: document new format options Date: Thu, 6 Dec 2012 21:26:46 -0400 Message-Id: <1354843607-17980-9-git-send-email-david@tethera.net> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1354843607-17980-1-git-send-email-david@tethera.net> References: <1354843607-17980-1-git-send-email-david@tethera.net> X-Spam_bar: - Cc: David Bremner X-BeenThere: notmuch@notmuchmail.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: "Use and development of the notmuch mail system." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 07 Dec 2012 01:27:32 -0000 From: David Bremner More or less arbitrarily, notmuch-dump.1 gets the more detailed description of the format. --- man/man1/notmuch-dump.1 | 59 ++++++++++++++++++++++++++++++++++++++++++++ man/man1/notmuch-restore.1 | 59 +++++++++++++++++++++++++++++++++++++++----- 2 files changed, 112 insertions(+), 6 deletions(-) diff --git a/man/man1/notmuch-dump.1 b/man/man1/notmuch-dump.1 index 230deec..770b00f 100644 --- a/man/man1/notmuch-dump.1 +++ b/man/man1/notmuch-dump.1 @@ -5,6 +5,7 @@ notmuch-dump \- creates a plain-text dump of the tags of each message .SH SYNOPSIS .B "notmuch dump" +.RB [ "\-\-format=(sup|batch-tag)" "] [--]" .RI "[ --output=<" filename "> ] [--]" .RI "[ <" search-term ">...]" @@ -19,6 +20,64 @@ recreated from the messages themselves. The output of notmuch dump is therefore the only critical thing to backup (and much more friendly to incremental backup than the native database files.) +.TP 4 +.B \-\-format=(sup|batch-tag) + +Notmuch restore supports two plain text dump formats, both with one message-id +per line, followed by a list of tags. + +.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). +Each line has the following form + +.RS 4 +.RI < message-id > +.B ( +.RI < tag "> ..." +.B ) + +with zero or more tags are separated by spaces. Note that (malformed) +message-ids may contain arbitrary non-null characters. Note also +that tags with spaces will not be correctly restored with this format. + +.RE + +.RE +.RS 4 +.TP 4 +.B batch-tag + +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. +Each line has the form + +.RS 4 +.RI "+<" "encoded-tag" "> " "" "+<" "encoded-tag" "> ... -- " "" " id:<" encoded-message-id > + +where encoded means that every byte not matching the regex +.B [A-Za-z0-9@=.,_+-] +is replace by +.B %nn +where nn is the two digit hex encoding. +The astute reader will notice this is a special case of the batch input +format for \fBnotmuch-tag\fR(1); note that the single message-id query is +mandatory for \fBnotmuch-restore\fR(1). + +.RE + + With no search terms, a dump of all messages in the database will be generated. A "--" argument instructs notmuch that the remaining arguments are search terms. diff --git a/man/man1/notmuch-restore.1 b/man/man1/notmuch-restore.1 index 2fa8733..6bba628 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 . +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), -- 1.7.10.4