misc/regexp.h

   1 /* Copyright (C) 1996-2024 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #ifndef _REGEXP_H
  19 #define _REGEXP_H       1
  20
  21 /* The contents of this header file were originally standardized in
  22    the Single Unix Specification, Issue 3 (1992).  In Issue 4 (1994)
  23    the header was marked as TO BE WITHDRAWN, and new applications
  24    were encouraged to use <regex.h> instead.  It was officially
  25    withdrawn from the standard in Issue 6 (aka POSIX.1-2001).
  26
  27    The GNU C Library provided this header through version 2.22. */
  28
  29 #error "The GNU C Library no longer implements <regexp.h>."
  30 #error "Please update your code to use <regex.h> instead (no trailing 'p')."
  31
  32 #endif /* regexp.h */