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/*
* Copyright (C) 1997-1998 by Norm Jacobs, Colorado Springs, Colorado, USA
* Copyright (C) 1997-1998 by Sun Microsystem, Inc.
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
/*
* This module implements support for gathering and comparing available
* printer information on a SVID or XPG4 compliant system. It does this
* through the use of the SVID/XPG4 command "lpstat(1)".
*
* The expectations is that execution of the command "lpstat -v" will
* generate responses in the form of:
*
* device for serial: /dev/term/b
* system for fax: server
* system for color: server (as printer chroma)
*/
#include "includes.h"
#include "printing/pcap.h"
#include "lib/util_file.h"
#if defined(SYSV) || defined(HPUX)
bool sysv_cache_reload(struct pcap_cache **_pcache)
{
char **lines;
int i;
struct pcap_cache *pcache = NULL;
char **argl = NULL;
#if defined(HPUX)
DEBUG(5, ("reloading hpux printcap cache\n"));
#else
DEBUG(5, ("reloading sysv printcap cache\n"));
#endif
argl = talloc_zero_array(talloc_tos(), char *, 3);
if (argl == NULL) {
return false;
}
argl[0] = talloc_strdup(argl, "/usr/bin/lpstat");
if (argl[0] == NULL) {
TALLOC_FREE(argl);
return false;
}
argl[1] = talloc_strdup(argl, "-v");
if (argl[1] == NULL) {
TALLOC_FREE(argl);
return false;
}
argl[2] = NULL;
lines = file_lines_ploadv(talloc_tos(), argl, NULL);
if (lines == NULL) {
#if defined(HPUX)
/*
* if "lpstat -v" is NULL then we check if schedular is running if it is
* that means no printers are added on the HP-UX system, if schedular is not
* running we display reload error.
*/
char **scheduler;
argl[1] = talloc_strdup(argl, "-r");
if (argl[1] == NULL) {
TALLOC_FREE(argl);
return false;
}
scheduler = file_lines_ploadv(talloc_tos(), argl, NULL);
TALLOC_FREE(argl);
if(!strcmp(*scheduler,"scheduler is running")){
DEBUG(3,("No Printers found!!!\n"));
TALLOC_FREE(scheduler);
return True;
}
else{
DEBUG(3,("Scheduler is not running!!!\n"));
TALLOC_FREE(scheduler);
return False;
}
#else
DEBUG(3,("No Printers found!!!\n"));
return False;
#endif
}
TALLOC_FREE(argl);
for (i = 0; lines[i]; i++) {
char *name, *tmp;
char *buf = lines[i];
/* eat "system/device for " */
if (((tmp = strchr_m(buf, ' ')) == NULL) ||
((tmp = strchr_m(++tmp, ' ')) == NULL))
continue;
/*
* In case we're only at the "for ".
*/
if(!strncmp("for ", ++tmp, 4)) {
tmp=strchr_m(tmp, ' ');
tmp++;
}
/* Eat whitespace. */
while(*tmp == ' ')
++tmp;
/*
* On HPUX there is an extra line that can be ignored.
* d.thibadeau 2001/08/09
*/
if(!strncmp("remote to", tmp, 9))
continue;
name = tmp;
/* truncate the ": ..." */
if ((tmp = strchr_m(name, ':')) != NULL)
*tmp = '\0';
/* add it to the cache */
if (!pcap_cache_add_specific(&pcache, name, NULL, NULL)) {
TALLOC_FREE(lines);
pcap_cache_destroy_specific(&pcache);
return false;
}
}
TALLOC_FREE(lines);
*_pcache = pcache;
return true;
}
#else
/* this keeps fussy compilers happy */
void print_svid_dummy(void);
void print_svid_dummy(void) {}
#endif
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