lib/gl_xsublist.h

   1 /* Sequential list data type backed by another list, with out-of-memory
   2    checking.
   3    Copyright (C) 2009-2019 Free Software Foundation, Inc.
   4    Written by Bruno Haible <bruno@clisp.org>, 2009.
   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 #ifndef _GL_XSUBLIST_H
  20 #define _GL_XSUBLIST_H
  21
  22 #include "gl_sublist.h"
  23 #include "xalloc.h"
  24
  25 #ifndef _GL_INLINE_HEADER_BEGIN
  26  #error "Please include config.h first."
  27 #endif
  28 _GL_INLINE_HEADER_BEGIN
  29 #ifndef GL_XSUBLIST_INLINE
  30 # define GL_XSUBLIST_INLINE _GL_INLINE
  31 #endif
  32
  33 #ifdef __cplusplus
  34 extern "C" {
  35 #endif
  36
  37 /* These functions are thin wrappers around the corresponding functions with
  38    _nx_ infix from gl_sublist.h.  Upon out-of-memory, they invoke
  39    xalloc_die (), instead of returning an error indicator.  */
  40 GL_XSUBLIST_INLINE gl_list_t
  41 gl_sublist_create (gl_list_t whole_list, size_t start_index, size_t end_index)
  42 {
  43   gl_list_t result = gl_sublist_nx_create (whole_list, start_index, end_index);
  44   if (result == NULL)
  45     xalloc_die ();
  46   return result;
  47 }
  48
  49 #ifdef __cplusplus
  50 }
  51 #endif
  52
  53 _GL_INLINE_HEADER_END
  54
  55 #endif /* _GL_XSUBLIST_H */