gnu/dist/gettext/gettext-tools/lib/getndelim2.h

   1 /* getndelim2 - Read a line from a stream, stopping at one of 2 delimiters,
   2    with bounded memory allocation.
   3
   4    Copyright (C) 2003 Free Software Foundation, Inc.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2, or (at your option)
   9    any later version.
  10
  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.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software Foundation,
  18    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #ifndef GETNDELIM2_H
  21 #define GETNDELIM2_H 1
  22
  23 #include <stddef.h>
  24 #include <stdio.h>
  25
  26 /* Get ssize_t.  */
  27 #include <sys/types.h>
  28
  29 /* Read up to (and including) a delimiter DELIM1 from STREAM into *LINEPTR
  30    + OFFSET (and NUL-terminate it).  If DELIM2 is non-zero, then read up
  31    and including the first occurrence of DELIM1 or DELIM2.  *LINEPTR is
  32    a pointer returned from malloc (or NULL), pointing to *LINESIZE bytes of
  33    space.  It is realloc'd as necessary.  Reallocation is limited to
  34    NMAX bytes; if the line is longer than that, the extra bytes are read but
  35    thrown away.
  36    Return the number of bytes read and stored at *LINEPTR + OFFSET (not
  37    including the NUL terminator), or -1 on error or EOF.  */
  38 extern ssize_t getndelim2 (char **lineptr, size_t *linesize, size_t nmax,
  39                            FILE *stream, int delim1, int delim2,
  40                            size_t offset);
  41
  42 #endif /* GETNDELIM2_H */