1 /*****************************************************************************
2 * getdelim.c: POSIX getdelim() and getline() replacements
3 *****************************************************************************
4 * Copyright © 2010 Rémi Denis-Courmont
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU Lesser General Public License as published by
8 * the Free Software Foundation; either version 2.1 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
19 *****************************************************************************/
28 ssize_t getdelim (char **restrict lineptr, size_t *restrict n,
29 int delimiter, FILE *restrict stream)
32 size_t size = (ptr != NULL) ? *n : 0;
37 if ((size - len) <= 2)
39 size = size ? (size * 2) : 256;
40 ptr = realloc (*lineptr, size);
47 int c = fgetc (stream);
50 if (len == 0 || ferror (stream))
63 ssize_t getline (char **restrict lineptr, size_t *restrict n,
64 FILE *restrict stream)
66 return getdelim (lineptr, n, '\n', stream);