X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/cbce5e434f84af560946e16709d3c2ad10eb8942..ea855e72d026c72658d43f993fc62cfcf2de2ca3:/man/rcvstore.man

diff --git a/man/rcvstore.man b/man/rcvstore.man
index 12c17434..3ed56fe3 100644
--- a/man/rcvstore.man
+++ b/man/rcvstore.man
@@ -1,4 +1,4 @@
-.TH RCVSTORE %manext1% "%nmhdate%" MH.6.8 [%nmhversion%]
+.TH RCVSTORE %manext1% "February 18, 2013" "%nmhversion%"
 .\"
 .\" %nmhwarning%
 .\"
@@ -98,6 +98,17 @@ and
 .B \-nopublic
 switches may be used
 to force these sequences to be public or private sequences.
+.SS LOCKING AND \-unseen
+If you use the \*(lqUnseen-Sequence\*(rq profile entry, rcvstore could
+try to read and update its sequence state while another
+.B nmh
+process is also trying to do so.  This can cause the sequence state to
+lose track.  To avoid this just between asynchronous invocations of
+.BR rcvstore ,
+do not use it without an external locking mechanism, for example, a
+.IR procmailrc (5)
+local lockfile, if you use the \*(lqUnseen-Sequence\*(rq profile
+entry.
 .SH FILES
 .fc ^ ~
 .nf
@@ -116,7 +127,12 @@ to force these sequences to be public or private sequences.
 ^Unseen\-Sequence:~^To name sequences denoting unseen messages
 .fi
 .SH "SEE ALSO"
-rcvdist(1), rcvpack(1), rcvtty(1), mh\-sequence(5)
+.IR rcvdist (1),
+.IR rcvpack (1),
+.IR rcvtty (1),
+.IR mh\-sequence (5),
+.IR procmailex (5),
+.IR procmailrc (5)
 .SH DEFAULTS
 .nf
 .RB ` +folder "' defaults to \*(lqInbox\*(rq profile entry"