2 * Printer interface for popen() / lpr systems.
3 * Copyright (c) 1995-1999 Markku Rossi.
5 * Author: Markku Rossi <mtr@iki.fi>
9 * This file is part of GNU Enscript.
11 * Enscript is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
16 * Enscript is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with Enscript. If not, see <http://www.gnu.org/licenses/>.
32 printer_open(char *cmd, char *options, char *queue_param, char *printer_name,
33 void **context_return)
38 buffer_init(&pipe_cmd);
40 buffer_append(&pipe_cmd, cmd);
41 buffer_append(&pipe_cmd, " ");
45 buffer_append(&pipe_cmd, options);
46 buffer_append(&pipe_cmd, " ");
51 buffer_append(&pipe_cmd, queue_param);
52 buffer_append(&pipe_cmd, printer_name);
55 fp = popen(buffer_ptr(&pipe_cmd), "w");
57 buffer_uninit(&pipe_cmd);
65 printer_close(void *context)
67 FILE *fp = (FILE *) context;