lib/getline.c

   1 /* getline.c -- Replacement for GNU C library function getline
   2
   3 Copyright (C) 1993, 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
   4
   5 This program is free software; you can redistribute it and/or
   6 modify it under the terms of the GNU General Public License as
   7 published by the Free Software Foundation; either version 2 of the
   8 License, or (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, USA. */
  18
  19 /* Written by Jan Brittenson, bson@gnu.ai.mit.edu.  */
  20
  21 #if HAVE_CONFIG_H
  22 # include <config.h>
  23 #endif
  24
  25 /* The `getdelim' function is only declared if the following symbol
  26    is defined.  */
  27 #ifndef _GNU_SOURCE
  28 # define _GNU_SOURCE 1
  29 #endif
  30
  31 #include <stdio.h>
  32 #include <sys/types.h>
  33
  34 #if defined __GNU_LIBRARY__ && HAVE_GETDELIM
  35
  36 int
  37 getline (char **lineptr, size_t *n, FILE *stream)
  38 {
  39   return getdelim (lineptr, n, '\n', stream);
  40 }
  41
  42 #else /* ! have getdelim */
  43
  44 # include "getstr.h"
  45
  46 int
  47 getline (char **lineptr, size_t *n, FILE *stream)
  48 {
  49   return getstr (lineptr, n, stream, '\n', 0, 0);
  50 }
  51
  52 int
  53 getdelim (char **lineptr, size_t *n, int delimiter, FILE *stream)
  54 {
  55   return getstr (lineptr, n, stream, delimiter, 0, 0);
  56 }
  57 #endif