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/*
* HardInfo - Displays System Information
* Copyright (C) 2003-2007 Leandro A. F. Pereira <leandro@linuxmag.com.br>
*
* 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, version 2.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
void
__scan_printers(void)
{
static GModule *cups = NULL;
static int (*cupsGetPrinters) (char ***printers) = NULL;
static char *(*cupsGetDefault) (void) = NULL;
static char *libcups[] = { "libcups",
"libcups.so",
"libcups.so.1",
"libcups.so.2",
NULL };
if (printer_list)
g_free(printer_list);
if (!(cupsGetPrinters && cupsGetDefault)) {
int i;
for (i = 0; libcups[i] != NULL; i++) {
cups = g_module_open(libcups[i], G_MODULE_BIND_LAZY);
if (cups)
break;
}
if (!cups) {
printer_list = g_strdup("[Printers]\n"
"CUPS libraries cannot be found=");
return;
}
if (!g_module_symbol(cups, "cupsGetPrinters", (gpointer) & cupsGetPrinters)
|| !g_module_symbol(cups, "cupsGetDefault", (gpointer) & cupsGetDefault)) {
printer_list = g_strdup("[Printers]\n"
"No suitable CUPS library found=");
g_module_close(cups);
return;
}
}
gchar **printers;
int noprinters, i;
const char *default_printer;
noprinters = cupsGetPrinters(&printers);
default_printer = cupsGetDefault();
if (!default_printer) {
default_printer = "";
}
if (noprinters > 0) {
printer_list = g_strdup_printf("[Printers (CUPS)]\n");
for (i = 0; i < noprinters; i++) {
printer_list = h_strdup_cprintf("\n$PRN%d$%s=%s\n",
printer_list,
i,
printers[i],
g_str_equal(default_printer, printers[i]) ?
"<i>(Default)</i>" : "");
g_free(printers[i]);
}
g_free(printers);
} else {
printer_list = g_strdup("[Printers]\n"
"No printers found=\n");
}
}
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