| 1 | /* Copyright (C) 1996-2026 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| 23 | the header was marked as TO BE WITHDRAWN, and new applications |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| 25 | withdrawn from the standard in Issue 6 (aka POSIX.1-2001).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 */ |