Index: cups/api-filter.shtml
===================================================================
--- cups/api-filter.shtml	(revision 7961)
+++ cups/api-filter.shtml	(working copy)
@@ -131,6 +131,10 @@
 	<dt>CUPS_DATADIR</dt>
 	<dd>The directory where (read-only) CUPS data files can be found.</dd>
 
+	<dt>CUPS_FILETYPE</dt>
+	<dd>The type of file being printed: "job-sheet" for a banner page and
+	"document" for a regular print file.</dd>
+
 	<dt>CUPS_SERVERROOT</dt>
 	<dd>The root directory of the server.</dd>
 
Index: man/filter.man
===================================================================
--- man/filter.man	(revision 7961)
+++ man/filter.man	(working copy)
@@ -12,7 +12,7 @@
 .\"   which should have been included with this file.  If this file is
 .\"   file is missing or damaged, see the license at "http://www.cups.org/".
 .\"
-.TH filter 7 "Common UNIX Printing System" "14 May 2008" "Apple Inc."
+.TH filter 7 "Common UNIX Printing System" "18 September 2008" "Apple Inc."
 .SH NAME
 filter \- cups file conversion filter interface
 .SH SYNOPSIS
@@ -148,11 +148,22 @@
 application/postscript).
 
 .TP 5
+CUPS_CACHEDIR
+.br
+The directory for semi-persistent cache files can be found.
+
+.TP 5
 CUPS_DATADIR
 .br
 The directory where data files can be found.
 
 .TP 5
+CUPS_FILETYPE
+.br
+The type of file being printed: "job-sheet" for a banner page and "document"
+for a regular print file.
+
+.TP 5
 CUPS_SERVERROOT
 .br
 The root directory of the server.
Index: CHANGES.txt
===================================================================
--- CHANGES.txt	(revision 7961)
+++ CHANGES.txt	(working copy)
@@ -1,9 +1,12 @@
-CHANGES.txt - 2008-09-10
+CHANGES.txt - 2008-09-18
 ------------------------
 
 CHANGES IN CUPS V1.4b1
 
 	- Documentation updates (STR #2567)
+	- Added CUPS_JOBTYPE environment variable for job filters so
+	  they know whether they are printing a banner or document
+	  file (STR #2799)
 	- Added support for printer filtering by the cupsfilter
 	  command (STR #2562)
 	- Added a SSLOptions directive to allow Windows clients to
Index: scheduler/job.c
===================================================================
--- scheduler/job.c	(revision 7961)
+++ scheduler/job.c	(working copy)
@@ -2484,7 +2484,7 @@
 			title[IPP_MAX_NAME],
 					/* Job title string */
 			copies[255],	/* # copies string */
-			*envp[MAX_ENV + 16],
+			*envp[MAX_ENV + 17],
 					/* Environment variables */
 			charset[255],	/* CHARSET env variable */
 			class_name[255],/* CLASS env variable */
@@ -3141,6 +3141,8 @@
   envp[envc ++] = content_type;
   envp[envc ++] = device_uri;
   envp[envc ++] = printer_name;
+  envp[envc ++] = banner_page ? "CUPS_FILETYPE=job-sheet" :
+                                "CUPS_FILETYPE=document";
 
   if (!printer->remote && !printer->raw)
   {