2 * Copyright (C) 1997-1998 by Norm Jacobs, Colorado Springs, Colorado, USA
3 * Copyright (C) 1997-1998 by Sun Microsystem, Inc.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 * This module implements support for gathering and comparing available
23 * printer information on a SVID or XPG4 compliant system. It does this
24 * through the use of the SVID/XPG4 command "lpstat(1)".
26 * The expectations is that execution of the command "lpstat -v" will
27 * generate responses in the form of:
29 * device for serial: /dev/term/b
30 * system for fax: server
31 * system for color: server (as printer chroma)
40 typedef struct printer
{
44 static printer_t
*printers
= NULL
;
46 static void populate_printers(void)
51 lines
= file_lines_pload("/usr/bin/lpstat -v", NULL
, False
);
54 for (i
=0;lines
[i
];i
++) {
59 /* eat "system/device for " */
60 if (((tmp
= strchr(buf
, ' ')) == NULL
) ||
61 ((tmp
= strchr(++tmp
, ' ')) == NULL
))
65 * In case we're only at the "for ".
68 if(!strncmp("for ",++tmp
,4)) {
79 * On HPUX there is an extra line that can be ignored.
80 * d.thibadeau 2001/08/09
82 if(!strncmp("remote to",tmp
,9))
87 /* truncate the ": ..." */
88 if ((tmp
= strchr(name
, ':')) != NULL
)
91 /* add it to the cache */
92 if ((ptmp
= malloc(sizeof (*ptmp
))) != NULL
) {
94 if((ptmp
->name
= strdup(name
)) == NULL
)
95 DEBUG(0,("populate_printers: malloc fail in strdup !\n"));
96 ptmp
->next
= printers
;
99 DEBUG(0,("populate_printers: malloc fail for ptmp\n"));
103 file_lines_free(lines
);
108 * provide the equivalent of pcap_printer_fn() for SVID/XPG4 conforming
109 * systems. It was unclear why pcap_printer_fn() was tossing names longer
110 * than 8 characters. I suspect that its a protocol limit, but amazingly
111 * names longer than 8 characters appear to work with my test
112 * clients (Win95/NT).
114 void sysv_printer_fn(void (*fn
)(char *, char *))
118 if (printers
== NULL
)
120 for (tmp
= printers
; tmp
!= NULL
; tmp
= tmp
->next
)
121 (fn
)(unix_to_dos_static(tmp
->name
), "");
126 * provide the equivalent of pcap_printername_ok() for SVID/XPG4 conforming
129 int sysv_printername_ok(char *name
)
133 if (printers
== NULL
)
135 for (tmp
= printers
; tmp
!= NULL
; tmp
= tmp
->next
)
136 if (strcmp(tmp
->name
, name
) == 0)
142 /* this keeps fussy compilers happy */
143 void print_svid_dummy(void);
144 void print_svid_dummy(void) {}