.HP 5
.na
.B mhl
-.RB [ \-folder
-.IR +folder ]
.RB [ \-form
.IR formfile ]
.RB [ \-width
.IR columns ]
-.RB [ \-moreproc
-.IR program ]
.RI [ files
.IR \&... ]
.RB [ \-version ]
(it is the default
.IR showproc ).
.PP
-If
-.B mhl
-is outputting to a terminal, then
-.B mhl
-will
-cause the
-.I moreproc
-to be placed between the terminal and
-.BR mhl .
-.PP
-To override the default
-.I moreproc
-and the profile entry, use the
-.B \-moreproc
-.I program
-switch.
-.PP
The
.B \-width
.I width
switch does only take file names, but no format strings with a prepended
equal sign `='.
.PP
-Finally, the
-.B \-folder
-.I +folder
-switch sets the
-.B nmh
-folder name,
-which is used for the \*(lqmessagename:\*(rq field described below. The
-environment variable
-.B $mhfolder
-is consulted for the default value,
-which
-.BR show ,
-.BR next ,
-and
-.B prev
-initialize appropriately.
-.PP
.B Mhl
operates in two phases: 1) read and parse the format file, and
2) process each message (file). During phase 1, an internal description
.RS 5
.nf
.ta \w'xxxxxxxxxxxxx 'u +\w'integer/G 'u
-.I variable type semantics
+.I "variable type semantics
width integer screen width or component width
length integer component length
offset integer positions to indent \*(lqcomponent: \*(rq
specifies a list of components which are never output.
.PP
The component \*(lqMessageName\*(rq (case\-insensitive) will output the
-actual message name (file name) preceded by the folder name if one is
-specified or found in the environment. The format is identical to that
-produced by the
-.B \-header
-option to
+message file name as a one-line header, similar to
.BR show .
+E.g. ``(Message 42)''
.PP
The component \*(lqExtras\*(rq will output all of the components of the
message which were not matched by explicit components, or included in
.fi
.SH "PROFILE COMPONENTS"
-.fc ^ ~
-.nf
-.ta 2.4i
-.ta \w'ExtraBigProfileName 'u
-^moreproc:~^Program to use as interactive front\-end
-.fi
+none
.SH "SEE ALSO"
show(1), ap(8), dp(8)
.SH DEFAULTS
.nf
-.RB ` \-width 80 '
+.RB ` \-width \ 80'
.fi
.SH CONTEXT