.BR ] '
and is followed by lines to write to the file. In these lines, comments
(lines beginning with a
-.RB ` # '
+.RB ` ## '
are stripped out, and any trailing blank lines are removed. Also, any
line beginning with an exclamation mark
.RB ` ! '
is written out with the leading exclamation mark removed.
.PP
+A file section with an empty
+.I name
+is treated specially: its contents are scanned for more preamble
+directives.
+.PP
Options are as follows.
.TP
.B prefix
-A string to attach to the front of all filenames. (Default is empty.)
+A string to attach to the front of all subsequent filenames, until
+overridden. (Default is empty.)
.TP
.B before
-A shell command to execute before starting to write any files.
+A shell command to execute before starting to write any files. There is
+only one before-command, which is the one current when the first file is
+written.
.TP
.B after
A shell command to execute after committing the changes or backing out.
+There is only one after-command, which is the last one set in the
+configuration file.
.SH BUGS
None known.
.SH AUTHOR
-Mark Wooding, <mdw@nsict.org>
+Mark Wooding, <mdw@distorted.org.uk>