| 1 | /*
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| 2 | * Copyright (C) 1997-1998 by Norm Jacobs, Colorado Springs, Colorado, USA
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| 3 | * Copyright (C) 1997-1998 by Sun Microsystem, Inc.
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| 4 | * All Rights Reserved
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| 5 | *
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| 6 | * This program is free software; you can redistribute it and/or modify
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| 7 | * it under the terms of the GNU General Public License as published by
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| 8 | * the Free Software Foundation; either version 3 of the License, or
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| 9 | * (at your option) any later version.
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| 10 | *
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| 11 | * This program is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU General Public License
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| 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>.
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| 18 | */
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| 19 |
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| 20 | /*
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| 21 | * This module implements support for gathering and comparing available
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| 22 | * printer information on a SVID or XPG4 compliant system. It does this
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| 23 | * through the use of the SVID/XPG4 command "lpstat(1)".
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| 24 | *
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| 25 | * The expectations is that execution of the command "lpstat -v" will
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| 26 | * generate responses in the form of:
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| 27 | *
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| 28 | * device for serial: /dev/term/b
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| 29 | * system for fax: server
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| 30 | * system for color: server (as printer chroma)
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| 31 | */
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| 32 |
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| 33 |
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| 34 | #include "includes.h"
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| 35 | #include "printing/pcap.h"
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| 36 |
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| 37 | #if defined(SYSV) || defined(HPUX)
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| 38 | bool sysv_cache_reload(struct pcap_cache **_pcache)
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| 39 | {
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| 40 | char **lines;
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| 41 | int i;
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| 42 | struct pcap_cache *pcache = NULL;
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| 43 |
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| 44 | #if defined(HPUX)
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| 45 | DEBUG(5, ("reloading hpux printcap cache\n"));
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| 46 | #else
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| 47 | DEBUG(5, ("reloading sysv printcap cache\n"));
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| 48 | #endif
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| 49 |
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| 50 | if ((lines = file_lines_pload("/usr/bin/lpstat -v", NULL)) == NULL)
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| 51 | {
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| 52 | #if defined(HPUX)
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| 53 |
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| 54 | /*
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| 55 | * if "lpstat -v" is NULL then we check if schedular is running if it is
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| 56 | * that means no printers are added on the HP-UX system, if schedular is not
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| 57 | * running we display reload error.
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| 58 | */
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| 59 |
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| 60 | char **scheduler;
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| 61 | scheduler = file_lines_pload("/usr/bin/lpstat -r", NULL);
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| 62 | if(!strcmp(*scheduler,"scheduler is running")){
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| 63 | DEBUG(3,("No Printers found!!!\n"));
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| 64 | TALLOC_FREE(scheduler);
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| 65 | return True;
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| 66 | }
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| 67 | else{
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| 68 | DEBUG(3,("Scheduler is not running!!!\n"));
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| 69 | TALLOC_FREE(scheduler);
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| 70 | return False;
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| 71 | }
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| 72 | #else
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| 73 | DEBUG(3,("No Printers found!!!\n"));
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| 74 | return False;
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| 75 | #endif
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| 76 | }
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| 77 |
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| 78 | for (i = 0; lines[i]; i++) {
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| 79 | char *name, *tmp;
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| 80 | char *buf = lines[i];
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| 81 |
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| 82 | /* eat "system/device for " */
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| 83 | if (((tmp = strchr_m(buf, ' ')) == NULL) ||
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| 84 | ((tmp = strchr_m(++tmp, ' ')) == NULL))
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| 85 | continue;
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| 86 |
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| 87 | /*
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| 88 | * In case we're only at the "for ".
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| 89 | */
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| 90 |
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| 91 | if(!strncmp("for ", ++tmp, 4)) {
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| 92 | tmp=strchr_m(tmp, ' ');
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| 93 | tmp++;
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| 94 | }
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| 95 |
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| 96 | /* Eat whitespace. */
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| 97 |
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| 98 | while(*tmp == ' ')
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| 99 | ++tmp;
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| 100 |
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| 101 | /*
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| 102 | * On HPUX there is an extra line that can be ignored.
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| 103 | * d.thibadeau 2001/08/09
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| 104 | */
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| 105 | if(!strncmp("remote to", tmp, 9))
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| 106 | continue;
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| 107 |
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| 108 | name = tmp;
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| 109 |
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| 110 | /* truncate the ": ..." */
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| 111 | if ((tmp = strchr_m(name, ':')) != NULL)
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| 112 | *tmp = '\0';
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| 113 |
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| 114 | /* add it to the cache */
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| 115 | if (!pcap_cache_add_specific(&pcache, name, NULL, NULL)) {
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| 116 | TALLOC_FREE(lines);
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| 117 | pcap_cache_destroy_specific(&pcache);
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| 118 | return false;
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| 119 | }
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| 120 | }
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| 121 |
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| 122 | TALLOC_FREE(lines);
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| 123 | *_pcache = pcache;
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| 124 | return true;
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| 125 | }
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| 126 |
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| 127 | #else
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| 128 | /* this keeps fussy compilers happy */
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| 129 | void print_svid_dummy(void);
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| 130 | void print_svid_dummy(void) {}
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| 131 | #endif
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