[thirdparty/cups.git] / berkeley / lpr.c

/*
 * "$Id: lpr.c,v 1.11 2000/02/24 15:20:18 mike Exp $"
 *
 *   "lpr" command for the Common UNIX Printing System (CUPS).
 *
 *   Copyright 1997-2000 by Easy Software Products.
 *
 *   These coded instructions, statements, and computer programs are the
 *   property of Easy Software Products and are protected by Federal
 *   copyright law.  Distribution and use rights are outlined in the file
 *   "LICENSE.txt" which should have been included with this file.  If this
 *   file is missing or damaged please contact Easy Software Products
 *   at:
 *
 *       Attn: CUPS Licensing Information
 *       Easy Software Products
 *       44141 Airport View Drive, Suite 204
 *       Hollywood, Maryland 20636-3111 USA
 *
 *       Voice: (301) 373-9603
 *       EMail: cups-info@cups.org
 *         WWW: http://www.cups.org
 *
 * Contents:
 *
 *   main()       - Parse options and send files for printing.
 *   sighandler() - Signal catcher for when we print from stdin...
 */

/*
 * Include necessary headers...
 */

#include <stdio.h>
#include <stdlib.h>
#include <cups/cups.h>


#ifndef WIN32
#  include <signal.h>


/*
 * Local functions.
 */

void	sighandler(int);
#endif /* !WIN32 */


/*
 * Globals...
 */

char	tempfile[1024];		/* Temporary file for printing from stdin */


/*
 * 'main()' - Parse options and send files for printing.
 */

int
main(int  argc,		/* I - Number of command-line arguments */
     char *argv[])	/* I - Command-line arguments */
{
  int		i;		/* Looping var */
  int		job_id;		/* Job ID */
  const char	*dest;		/* Destination printer */
  const char	*title;		/* Job title */
  int		priority;	/* Job priority (1-100) */
  int		num_copies;	/* Number of copies per file */
  int		num_files;	/* Number of files printed */
  int		num_options;	/* Number of options */
  cups_option_t	*options;	/* Options */
  int		silent,		/* Silent or verbose output? */
		deletefile;	/* Delete file after print? */
  char		buffer[8192];	/* Copy buffer */
  FILE		*temp;		/* Temporary file pointer */
#ifdef HAVE_SIGACTION
  struct sigaction action;	/* Signal action */
#endif /* HAVE_SIGACTION */


  silent      = 0;
  deletefile  = 0;
  dest        = cupsGetDefault();
  num_options = 0;
  options     = NULL;
  num_files   = 0;
  title       = NULL;

  for (i = 1; i < argc; i ++)
    if (argv[i][0] == '-')
      switch (argv[i][1])
      {
	case 'i' : /* indent */
	case 'w' : /* width */
	    if (argv[i][2] == '\0')
	      i ++;
        case 'c' : /* CIFPLOT */
	case 'd' : /* DVI */
	case 'f' : /* FORTRAN */
	case 'g' : /* plot */
	case 'n' : /* Ditroff */
	case 't' : /* Troff */
	case 'v' : /* Raster image */
	    fprintf(stderr, "Warning: \'%c\' format modifier not supported - output may not be correct!\n",
	            argv[i][1]);
	    break;

	case 'o' : /* Option */
	    if (argv[i][2] != '\0')
	      num_options = cupsParseOptions(argv[i] + 2, num_options, &options);
	    else
	    {
	      i ++;
	      num_options = cupsParseOptions(argv[i], num_options, &options);
	    }
	    break;

	case 'l' : /* Literal/raw */
            num_options = cupsParseOptions("raw", num_options, &options);
	    break;

	case 'p' : /* Prettyprint */
            num_options = cupsParseOptions("prettyprint", num_options, &options);
	    break;

	case 'h' : /* Suppress burst page */
	case 's' : /* Don't use symlinks */
	    break;

	case 'm' : /* Mail on completion */
	    fputs("Warning: email notification is not supported!\n", stderr);
	    break;

	case 'r' : /* Remove file after printing */
	    deletefile = 1;
	    break;

        case 'P' : /* Destination printer or class */
	    if (argv[i][2] != '\0')
	      dest = argv[i] + 2;
	    else
	    {
	      i ++;
	      dest = argv[i];
	    }
	    break;

	case '#' : /* Number of copies */
	    if (argv[i][2] != '\0')
	      num_copies = atoi(argv[i] + 2);
	    else
	    {
	      i ++;
	      num_copies = atoi(argv[i]);
	    }

	    if (num_copies < 1 || num_copies > 100)
	    {
	      fputs("lpr: Number copies must be between 1 and 100.\n", stderr);
	      return (1);
	    }

            sprintf(buffer, "%d", num_copies);
            num_options = cupsAddOption("copies", buffer, num_options, &options);
	    break;

	case 'C' : /* Class */
	case 'J' : /* Job name */
	case 'T' : /* Title */
	    if (argv[i][2] != '\0')
	      title = argv[i] + 2;
	    else
	    {
	      i ++;
	      title = argv[i];
	    }
	    break;

	default :
	    fprintf(stderr, "lpr: Unknown option \'%c\'!\n", argv[i][1]);
	    return (1);
      }
    else
    {
     /*
      * Print a file...
      */

      if (dest == NULL)
      {
	fputs("lpr: error - no default destination available.\n", stderr);
	return (1);
      }

      num_files ++;
      if (title)
        job_id = cupsPrintFile(dest, argv[i], title, num_options, options);
      else
      {
        char *filename;

        if ((filename = strrchr(argv[i], '/')) != NULL)
	  filename ++;
	else
	  filename = argv[i];

        job_id = cupsPrintFile(dest, argv[i], filename, num_options, options);
      }

      if (job_id < 1)
      {
	fprintf(stderr, "lpr: unable to print file \'%s\' - %s.\n",
	        argv[i], ippErrorString(cupsLastError()));
	return (1);
      }
      else if (deletefile)
        unlink(argv[i]);
    }

 /*
  * See if we printed anything; if not, print from stdin...
  */

  if (num_files == 0)
  {
    if (dest == NULL)
    {
      fputs("lpr: error - no default destination available.\n", stderr);
      return (1);
    }

#ifndef WIN32
#  if defined(HAVE_SIGSET)
    sigset(SIGHUP, sighandler);
    sigset(SIGINT, sighandler);
    sigset(SIGTERM, sighandler);
#  elif defined(HAVE_SIGACTION)
    memset(&action, 0, sizeof(action));
    action.sa_handler = sighandler;

    sigaction(SIGHUP, &action, NULL);
    sigaction(SIGINT, &action, NULL);
    sigaction(SIGTERM, &action, NULL);
#  else
    signal(SIGHUP, sighandler);
    signal(SIGINT, sighandler);
    signal(SIGTERM, sighandler);
#  endif
#endif /* !WIN32 */

    temp = fopen(cupsTempFile(tempfile, sizeof(tempfile)), "w");

    if (temp == NULL)
    {
      fputs("lpr: unable to create temporary file.\n", stderr);
      return (1);
    }

    while ((i = fread(buffer, 1, sizeof(buffer), stdin)) > 0)
      fwrite(buffer, 1, i, temp);

    i = ftell(temp);
    fclose(temp);

    if (i == 0)
    {
      fputs("lpr: standard input is empty, so no job has been sent.\n", stderr);
      return (1);
    }

    if (title)
      job_id = cupsPrintFile(dest, tempfile, title, num_options, options);
    else
      job_id = cupsPrintFile(dest, tempfile, "(stdin)", num_options, options);

    unlink(tempfile);

    if (job_id < 1)
    {
      fprintf(stderr, "lpr: unable to print standard input - %s.\n",
              ippErrorString(cupsLastError()));
      return (1);
    }
  }

  return (0);
}


#ifndef WIN32
/*
 * 'sighandler()' - Signal catcher for when we print from stdin...
 */

void
sighandler(int s)	/* I - Signal number */
{
 /*
  * Remove the temporary file we're using to print from stdin...
  */

  unlink(tempfile);

 /*
  * Exit...
  */

  exit(s);
}
#endif /* !WIN32 */


/*
 * End of "$Id: lpr.c,v 1.11 2000/02/24 15:20:18 mike Exp $".
 */
Commit	Line	Data
bd0b97ff	1	/*
4e243213	2	* "$Id: lpr.c,v 1.11 2000/02/24 15:20:18 mike Exp $"
bd0b97ff	3	*
	4	* "lpr" command for the Common UNIX Printing System (CUPS).
	5	*
71fe22b7	6	* Copyright 1997-2000 by Easy Software Products.
bd0b97ff	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	*
	24	* Contents:
	25	*
8dbf3e6a	26	* main() - Parse options and send files for printing.
8dbf3e6a	27	* sighandler() - Signal catcher for when we print from stdin...
bd0b97ff	28	*/
	29
	30	/*
	31	* Include necessary headers...
	32	*/
	33
	34	#include <stdio.h>
	35	#include <stdlib.h>
	36	#include <cups/cups.h>
	37
	38
8dbf3e6a	39	#ifndef WIN32
	40	# include <signal.h>
	41
	42
	43	/*
	44	* Local functions.
	45	*/
	46
977acbd3	47	void sighandler(int);
8dbf3e6a	48	#endif /* !WIN32 */
	49
	50
	51	/*
	52	* Globals...
	53	*/
	54
	55	char tempfile[1024]; /* Temporary file for printing from stdin */
	56
	57
bd0b97ff	58	/*
	59	* 'main()' - Parse options and send files for printing.
	60	*/
	61
	62	int
	63	main(int argc, /* I - Number of command-line arguments */
	64	char argv[]) / I - Command-line arguments */
	65	{
	66	int i; /* Looping var */
	67	int job_id; /* Job ID */
48574397	68	const char dest; / Destination printer */
bf56a667	69	const char title; / Job title */
bd0b97ff	70	int priority; /* Job priority (1-100) */
	71	int num_copies; /* Number of copies per file */
	72	int num_files; /* Number of files printed */
	73	int num_options; /* Number of options */
	74	cups_option_t options; / Options */
7dd958a9	75	int silent, /* Silent or verbose output? */
7dd958a9	76	deletefile; /* Delete file after print? */
bd0b97ff	77	char buffer[8192]; /* Copy buffer */
bd0b97ff	78	FILE temp; / Temporary file pointer */
977acbd3	79	#ifdef HAVE_SIGACTION
	80	struct sigaction action; /* Signal action */
	81	#endif /* HAVE_SIGACTION */
bd0b97ff	82
	83
	84	silent = 0;
7dd958a9	85	deletefile = 0;
bd0b97ff	86	dest = cupsGetDefault();
	87	num_options = 0;
	88	options = NULL;
	89	num_files = 0;
	90	title = NULL;
	91
	92	for (i = 1; i < argc; i ++)
	93	if (argv[i][0] == '-')
	94	switch (argv[i][1])
	95	{
	96	case 'i' : /* indent */
	97	case 'w' : /* width */
	98	if (argv[i][2] == '\0')
	99	i ++;
	100	case 'c' : /* CIFPLOT */
	101	case 'd' : /* DVI */
	102	case 'f' : /* FORTRAN */
	103	case 'g' : /* plot */
	104	case 'n' : /* Ditroff */
	105	case 't' : /* Troff */
	106	case 'v' : /* Raster image */
	107	fprintf(stderr, "Warning: \'%c\' format modifier not supported - output may not be correct!\n",
	108	argv[i][1]);
	109	break;
	110
5b187d9c	111	case 'o' : /* Option */
	112	if (argv[i][2] != '\0')
	113	num_options = cupsParseOptions(argv[i] + 2, num_options, &options);
	114	else
	115	{
	116	i ++;
	117	num_options = cupsParseOptions(argv[i], num_options, &options);
	118	}
	119	break;
	120
bd0b97ff	121	case 'l' : /* Literal/raw */
	122	num_options = cupsParseOptions("raw", num_options, &options);
	123	break;
	124
	125	case 'p' : /* Prettyprint */
	126	num_options = cupsParseOptions("prettyprint", num_options, &options);
	127	break;
	128
	129	case 'h' : /* Suppress burst page */
	130	case 's' : /* Don't use symlinks */
	131	break;
	132
7dd958a9	133	case 'm' : /* Mail on completion */
bd0b97ff	134	fputs("Warning: email notification is not supported!\n", stderr);
	135	break;
	136
7dd958a9	137	case 'r' : /* Remove file after printing */
	138	deletefile = 1;
	139	break;
	140
bd0b97ff	141	case 'P' : /* Destination printer or class */
	142	if (argv[i][2] != '\0')
	143	dest = argv[i] + 2;
	144	else
	145	{
	146	i ++;
	147	dest = argv[i];
	148	}
	149	break;
	150
	151	case '#' : /* Number of copies */
	152	if (argv[i][2] != '\0')
	153	num_copies = atoi(argv[i] + 2);
	154	else
	155	{
	156	i ++;
	157	num_copies = atoi(argv[i]);
	158	}
	159
	160	if (num_copies < 1 \|\| num_copies > 100)
	161	{
	162	fputs("lpr: Number copies must be between 1 and 100.\n", stderr);
	163	return (1);
	164	}
	165
	166	sprintf(buffer, "%d", num_copies);
	167	num_options = cupsAddOption("copies", buffer, num_options, &options);
	168	break;
	169
	170	case 'C' : /* Class */
	171	case 'J' : /* Job name */
	172	case 'T' : /* Title */
	173	if (argv[i][2] != '\0')
	174	title = argv[i] + 2;
	175	else
	176	{
	177	i ++;
	178	title = argv[i];
	179	}
	180	break;
	181
	182	default :
	183	fprintf(stderr, "lpr: Unknown option \'%c\'!\n", argv[i][1]);
	184	return (1);
	185	}
	186	else
	187	{
	188	/*
	189	* Print a file...
	190	*/
	191
	192	if (dest == NULL)
	193	{
	194	fputs("lpr: error - no default destination available.\n", stderr);
	195	return (1);
	196	}
	197
	198	num_files ++;
	199	if (title)
	200	job_id = cupsPrintFile(dest, argv[i], title, num_options, options);
	201	else
	202	{
	203	char *filename;
	204
205	if ((filename = strrchr(argv[i], '/')) != NULL)
206	filename ++;
207	else
208	filename = argv[i];
209
210	job_id = cupsPrintFile(dest, argv[i], filename, num_options, options);
211	}
212
213	if (job_id < 1)
214	{
4e243213	215	fprintf(stderr, "lpr: unable to print file \'%s\' - %s.\n",
4e243213	216	argv[i], ippErrorString(cupsLastError()));
bd0b97ff	217	return (1);
bd0b97ff	218	}
7dd958a9	219	else if (deletefile)
7dd958a9	220	unlink(argv[i]);
bd0b97ff	221	}
	222
	223	/*
	224	* See if we printed anything; if not, print from stdin...
	225	*/
	226
	227	if (num_files == 0)
	228	{
	229	if (dest == NULL)
	230	{
	231	fputs("lpr: error - no default destination available.\n", stderr);
	232	return (1);
	233	}
	234
8dbf3e6a	235	#ifndef WIN32
977acbd3	236	# if defined(HAVE_SIGSET)
	237	sigset(SIGHUP, sighandler);
	238	sigset(SIGINT, sighandler);
	239	sigset(SIGTERM, sighandler);
	240	# elif defined(HAVE_SIGACTION)
	241	memset(&action, 0, sizeof(action));
	242	action.sa_handler = sighandler;
	243
	244	sigaction(SIGHUP, &action, NULL);
	245	sigaction(SIGINT, &action, NULL);
	246	sigaction(SIGTERM, &action, NULL);
	247	# else
	248	signal(SIGHUP, sighandler);
	249	signal(SIGINT, sighandler);
8dbf3e6a	250	signal(SIGTERM, sighandler);
977acbd3	251	# endif
8dbf3e6a	252	#endif /* !WIN32 */
8dbf3e6a	253
642d82f2	254	temp = fopen(cupsTempFile(tempfile, sizeof(tempfile)), "w");
bd0b97ff	255
	256	if (temp == NULL)
	257	{
	258	fputs("lpr: unable to create temporary file.\n", stderr);
	259	return (1);
	260	}
	261
	262	while ((i = fread(buffer, 1, sizeof(buffer), stdin)) > 0)
	263	fwrite(buffer, 1, i, temp);
	264
	265	i = ftell(temp);
	266	fclose(temp);
	267
	268	if (i == 0)
	269	{
bf56a667	270	fputs("lpr: standard input is empty, so no job has been sent.\n", stderr);
bd0b97ff	271	return (1);
	272	}
	273
	274	if (title)
	275	job_id = cupsPrintFile(dest, tempfile, title, num_options, options);
	276	else
	277	job_id = cupsPrintFile(dest, tempfile, "(stdin)", num_options, options);
	278
68ea7095	279	unlink(tempfile);
68ea7095	280
bd0b97ff	281	if (job_id < 1)
bd0b97ff	282	{
4e243213	283	fprintf(stderr, "lpr: unable to print standard input - %s.\n",
4e243213	284	ippErrorString(cupsLastError()));
bd0b97ff	285	return (1);
	286	}
	287	}
	288
	289	return (0);
	290	}
	291
	292
8dbf3e6a	293	#ifndef WIN32
	294	/*
	295	* 'sighandler()' - Signal catcher for when we print from stdin...
	296	*/
	297
	298	void
977acbd3	299	sighandler(int s) /* I - Signal number */
8dbf3e6a	300	{
	301	/*
	302	* Remove the temporary file we're using to print from stdin...
	303	*/
	304
	305	unlink(tempfile);
977acbd3	306
	307	/*
	308	* Exit...
	309	*/
	310
	311	exit(s);
8dbf3e6a	312	}
	313	#endif /* !WIN32 */
	314
	315
bd0b97ff	316	/*
4e243213	317	* End of "$Id: lpr.c,v 1.11 2000/02/24 15:20:18 mike Exp $".
bd0b97ff	318	*/