lib/readtokens.h

   1 /* readtokens.h -- Functions for reading tokens from an input stream.
   2
   3    Copyright (C) 1990-1991, 1999, 2001-2004, 2009-2024 Free Software
   4    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 3 of the License, or
   9    (at your option) 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, see <https://www.gnu.org/licenses/>.
  18
  19    Written by Jim Meyering. */
  20
  21 #ifndef READTOKENS_H
  22 # define READTOKENS_H
  23
  24 # include <stdio.h>
  25
  26 #ifdef __cplusplus
  27 extern "C" {
  28 #endif
  29
  30
  31 /* FIXME: This header should use idx_t, not size_t.  */
  32
  33 struct tokenbuffer
  34 {
  35   size_t size;
  36   char *buffer;
  37 };
  38 typedef struct tokenbuffer token_buffer;
  39
  40 void init_tokenbuffer (token_buffer *tokenbuffer);
  41
  42 size_t
  43   readtoken (FILE *stream, const char *delim, size_t n_delim,
  44              token_buffer *tokenbuffer);
  45 size_t
  46   readtokens (FILE *stream, size_t projected_n_tokens,
  47               const char *delim, size_t n_delim,
  48               char ***tokens_out, size_t **token_lengths);
  49
  50
  51 #ifdef __cplusplus
  52 }
  53 #endif
  54
  55 #endif /* not READTOKENS_H */