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/*
* Advanced PCL command filter for CUPS.
*
* Copyright 2007-2011 by Apple Inc.
* Copyright 1993-2005 by Easy Software Products.
*
* These coded instructions, statements, and computer programs are the
* property of Apple Inc. and are protected by Federal copyright
* law. Distribution and use rights are outlined in the file "COPYING"
* which should have been included with this file.
*
*
* Contents:
*
* main() - Main entry and command processing.
*/
/*
* Include necessary headers...
*/
#include <cups/cups.h>
#include <cups/ppd.h>
#include <cupsfilters/driver.h>
#include <string.h>
#include <ctype.h>
#include "pcl.h"
/*
* 'main()' - Main entry and processing of driver.
*/
int /* O - Exit status */
main(int argc, /* I - Number of command-line arguments */
char *argv[]) /* I - Command-line arguments */
{
FILE *fp; /* Command file */
char line[1024], /* Line from file */
*lineptr; /* Pointer into line */
int feedpage; /* Feed the page */
ppd_file_t *ppd; /* PPD file */
/*
* Check for valid arguments...
*/
if (argc < 6 || argc > 7)
{
/*
* We don't have the correct number of arguments; write an error message
* and return.
*/
fprintf(stderr, "Usage: %s job-id user title copies options [file]\n",
argv[0]);
return (1);
}
/*
* Open the PPD file...
*/
if ((ppd = ppdOpenFile(getenv("PPD"))) == NULL)
{
fputs("ERROR: Unable to open PPD file!\n", stderr);
return (1);
}
/*
* Open the command file as needed...
*/
if (argc == 7)
{
if ((fp = fopen(argv[6], "r")) == NULL)
{
perror("ERROR: Unable to open command file - ");
return (1);
}
}
else
fp = stdin;
/*
* Reset the printer...
*/
cupsWritePrintData("\033E", 2);
/*
* Read the commands from the file and send the appropriate commands...
*/
feedpage = 0;
while (fgets(line, sizeof(line), fp) != NULL)
{
/*
* Drop trailing newline...
*/
lineptr = line + strlen(line) - 1;
if (*lineptr == '\n')
*lineptr = '\0';
/*
* Skip leading whitespace...
*/
for (lineptr = line; isspace(*lineptr); lineptr ++);
/*
* Skip comments and blank lines...
*/
if (*lineptr == '#' || !*lineptr)
continue;
/*
* Parse the command...
*/
if (strncasecmp(lineptr, "Clean", 5) == 0 &&
(ppd->model_number & PCL_INKJET))
{
/*
* Clean heads...
*/
cupsWritePrintData("\033&b16WPML \004\000\006\001\004\001\005\001"
"\001\004\001\144", 22);
}
else
fprintf(stderr, "ERROR: Invalid printer command \"%s\"!\n", lineptr);
}
/*
* Eject the page as needed...
*/
if (feedpage)
{
fputs("PAGE: 1 1\n", stderr);
putchar(12);
}
/*
* Reset the printer...
*/
cupsWritePrintData("\033E", 2);
/*
* Close the command file and return...
*/
ppdClose(ppd);
if (fp != stdin)
fclose(fp);
return (0);
}
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