From eb6fe6f11a14afc82cd0039d88759d6c1c524d2f Mon Sep 17 00:00:00 2001
From: Hiltjo Posthuma <hiltjo@codemadness.org>
Date: Sun, 10 Apr 2016 19:51:18 +0200
Subject: improve documentation, add sfeed(5) for the file format

separate sfeed(5) page for just the feed file format.
---
 Makefile |  1 +
 sfeed.1  | 12 ++++++------
 sfeed.5  | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 57 insertions(+), 6 deletions(-)
 create mode 100644 sfeed.5

diff --git a/Makefile b/Makefile
index 3d8804a..981307b 100644
--- a/Makefile
+++ b/Makefile
@@ -35,6 +35,7 @@ LIB = ${LIBUTIL} ${LIBXML}
 MAN1 = ${BIN:=.1}\
 	${SCRIPTS:=.1}
 MAN5 = \
+	sfeed.5\
 	sfeedrc.5
 DOC = \
 	CHANGELOG\
diff --git a/sfeed.1 b/sfeed.1
index 0895dc7..28315cc 100644
--- a/sfeed.1
+++ b/sfeed.1
@@ -17,12 +17,12 @@ recommended to always have absolute urls in your feeds.
 .Sh TAB-SEPARATED FORMAT FIELDS
 The items are saved in a TSV-like format.
 .Pp
-The fields: title, id, author are not allowed to have newlines and TABs. All
-whitespace is replaced by a single space character. Control characters are
-removed.
+The fields: title, id, author are not allowed to have newlines and TABs, all
+whitespace characters are replaced by a single space character. Control
+characters are removed.
 .Pp
 The content field can contain newlines and is escaped. TABs, newlines and '\\'
-are escaped with '\\', so: '\\n', '\\t', and '\\\\'. Other whitespace
+are escaped with '\\', so it becomes: '\\t', '\\n' and '\\\\'. Other whitespace
 characters except space are removed. Control characters are removed.
 .Pp
 The order and format of the fields are:
@@ -30,7 +30,7 @@ The order and format of the fields are:
 .It item timestamp
 UNIX timestamp in UTC+0, empty on parse failure.
 .It item title
-Title text, HTML in titles is treated as plain-text (on purpose).
+Title text, HTML in titles is treated as plain-text.
 .It item link
 Absolute url, unsafe characters are encoded.
 .It item content
@@ -55,4 +55,4 @@ Item author.
 .Sh CAVEATS
 if a timezone is not supported (non-RFC-822) the UNIX timestamp is interpreted
 as UTC+0.
-HTML in titles is treated as plain-text (on purpose).
+HTML in titles is treated as plain-text.
diff --git a/sfeed.5 b/sfeed.5
new file mode 100644
index 0000000..7e978b1
--- /dev/null
+++ b/sfeed.5
@@ -0,0 +1,50 @@
+.Dd April 10, 2016
+.Dt SFEED 5
+.Os
+.Sh NAME
+.Nm sfeed
+.Nd feed format
+.Sh SYNOPSIS
+.Nm
+.Sh DESCRIPTION
+.Xr sfeed 1
+reads RSS or Atom feed data (XML) from stdin. It writes the feed data in a
+TAB-separated format to stdout.
+.Sh TAB-SEPARATED FORMAT FIELDS
+The fields: title, id, author are not allowed to have newlines and TABs, all
+whitespace characters are replaced by a single space character. Control
+characters are removed.
+.Pp
+The content field can contain newlines and is escaped. TABs, newlines and '\\'
+are escaped with '\\', so it becomes: '\\t', '\\n' and '\\\\'. Other whitespace
+characters except space are removed. Control characters are removed.
+.Pp
+The order and format of the fields are:
+.Bl -tag -width 17n
+.It item timestamp
+UNIX timestamp in UTC+0, empty on parse failure.
+.It item title
+Title text, HTML in titles is treated as plain-text.
+.It item link
+Absolute url, unsafe characters are encoded.
+.It item content
+Newlines and TABs are escaped. Control characters are removed. See the
+.Sx TAB-SEPARATED FORMAT FIELDS
+text.
+.It item content\-type
+"html" or "plain".
+.It item id
+RSS item GUID or Atom id.
+.It item author
+Item author.
+.It feed type
+"rss" or "atom".
+.El
+.Sh SEE ALSO
+.Xr sfeed 1
+.Sh AUTHORS
+.An Hiltjo Posthuma Aq Mt hiltjo@codemadness.org
+.Sh CAVEATS
+if a timezone is not supported (non-RFC-822) the UNIX timestamp is interpreted
+as UTC+0.
+HTML in titles is treated as plain-text.
-- 
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