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771e5703 | 1 | .\" |
2e9f3b68 | 2 | .\" "$Id: backend.man,v 1.6.2.3 2002/08/22 17:14:41 mike Exp $" |
771e5703 | 3 | .\" |
4 | .\" backend man page for the Common UNIX Printing System (CUPS). | |
5 | .\" | |
839c43aa | 6 | .\" Copyright 1997-2002 by Easy Software Products. |
771e5703 | 7 | .\" |
8 | .\" These coded instructions, statements, and computer programs are the | |
9 | .\" property of Easy Software Products and are protected by Federal | |
10 | .\" copyright law. Distribution and use rights are outlined in the file | |
11 | .\" "LICENSE.txt" which should have been included with this file. If this | |
12 | .\" file is missing or damaged please contact Easy Software Products | |
13 | .\" at: | |
14 | .\" | |
15 | .\" Attn: CUPS Licensing Information | |
16 | .\" Easy Software Products | |
17 | .\" 44141 Airport View Drive, Suite 204 | |
18 | .\" Hollywood, Maryland 20636-3111 USA | |
19 | .\" | |
20 | .\" Voice: (301) 373-9603 | |
21 | .\" EMail: cups-info@cups.org | |
22 | .\" WWW: http://www.cups.org | |
23 | .\" | |
e6c9b8b4 | 24 | .TH backend 1 "Common UNIX Printing System" "22 June 2000" "Easy Software Products" |
771e5703 | 25 | .SH NAME |
e6c9b8b4 | 26 | backend \- cups backend transmission interfaces |
771e5703 | 27 | .SH SYNOPSIS |
28 | .B backend | |
e6c9b8b4 | 29 | job user title num-copies options [ |
30 | .I filename | |
31 | ] | |
771e5703 | 32 | .SH DESCRIPTION |
33 | The CUPS backend interface provides a standard method for sending document | |
34 | files to different physical interfaces. | |
35 | .LP | |
36 | Backends must be capable of reading from a filename on the command-line | |
e6c9b8b4 | 37 | or from the standard input, copying the standard input to a temporary file |
38 | if required by the physical interface. | |
771e5703 | 39 | .LP |
40 | The command name (argv[0]) is set to the device URI of the destination printer. | |
41 | .SH ENVIRONMENT VARIABLES | |
42 | The following environment variables are defined by the CUPS server when | |
43 | executing the backend: | |
44 | .TP 5 | |
45 | CHARSET | |
46 | .br | |
47 | The default text character set (typically us-ascii or iso-8859-1). | |
48 | .TP 5 | |
997cf8b0 | 49 | CLASS |
50 | .br | |
51 | When a job is submitted to a printer class, contains the name of | |
52 | the destination printer class. Otherwise this environment | |
53 | variable will not be set. | |
54 | .TP 5 | |
771e5703 | 55 | CONTENT_TYPE |
56 | .br | |
57 | The MIME type associated with the file (e.g. application/postscript). | |
58 | .TP 5 | |
4f630f01 | 59 | CUPS_DATADIR |
60 | .br | |
61 | The directory where data files can be found. | |
62 | .TP 5 | |
af16e461 | 63 | CUPS_SERVERROOT |
64 | .br | |
65 | The root directory of the server. | |
66 | .TP 5 | |
771e5703 | 67 | DEVICE_URI |
68 | .br | |
69 | The device-uri associated with the printer; this is provided for shell | |
70 | scripts which may not be able to get the passed argv[0] string. | |
71 | .TP 5 | |
72 | LANG | |
73 | .br | |
74 | The default language locale (typically C or en). | |
75 | .TP 5 | |
76 | PATH | |
77 | .br | |
78 | The standard execution path for external programs that may be run by | |
79 | the backend. | |
80 | .TP 5 | |
81 | PPD | |
82 | .br | |
83 | The full pathname of the PostScript Printer Description (PPD) file for | |
84 | this printer. | |
85 | .TP 5 | |
86 | PRINTER | |
87 | .br | |
88 | The name of the printer. | |
89 | .TP 5 | |
90 | RIP_CACHE | |
91 | .br | |
92 | The recommended amount of memory to use for Raster Image Processors (RIPs). | |
93 | .TP 5 | |
771e5703 | 94 | SOFTWARE |
95 | .br | |
e6c9b8b4 | 96 | The name and version number of the server (typically CUPS/1.1). |
771e5703 | 97 | .TP 5 |
98 | TZ | |
99 | .br | |
100 | The timezone of the server. | |
101 | .TP 5 | |
102 | USER | |
103 | .br | |
104 | The user executing the backend (typically lp). | |
105 | .SH SEE ALSO | |
106 | cupsd(8), filter(1) | |
e6c9b8b4 | 107 | CUPS Interface Design Description, |
771e5703 | 108 | CUPS Software Administrators Manual, |
85e7af89 | 109 | CUPS Software Programmers Manual, |
110 | http://localhost:631/documentation.html | |
771e5703 | 111 | .SH COPYRIGHT |
839c43aa | 112 | Copyright 1993-2002 by Easy Software Products, All Rights Reserved. |
771e5703 | 113 | .\" |
2e9f3b68 | 114 | .\" End of "$Id: backend.man,v 1.6.2.3 2002/08/22 17:14:41 mike Exp $". |
771e5703 | 115 | .\" |