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macdink the login box
[disorder] / lib / inputline.c
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460b9539 1/*
2 * This file is part of DisOrder.
3 * Copyright (C) 2004 Richard Kettlewell
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
18 * USA
19 */
20
21#include <config.h>
22#include "types.h"
23
24#include <stdio.h>
25#include <errno.h>
26#include <string.h>
27
28#include "log.h"
29#include "mem.h"
30#include "vector.h"
31#include "charset.h"
32#include "inputline.h"
33
34int inputline(const char *tag, FILE *fp, char **lp, int newline) {
35 struct dynstr d;
36 int ch;
37
38 dynstr_init(&d);
39 while((ch = getc(fp)),
40 (!ferror(fp) && !feof(fp) && ch != newline))
41 dynstr_append(&d, ch);
42 if(ferror(fp)) {
43 error(errno, "error reading %s", tag);
44 return -1;
45 } else if(feof(fp)) {
46 if(d.nvec != 0)
47 error(0, "error reading %s: unexpected EOF", tag);
48 return -1;
49 }
50 dynstr_terminate(&d);
51 *lp = d.vec;
52 return 0;
53}
54
55/*
56Local Variables:
57c-basic-offset:2
58comment-column:40
59End:
60*/