| 1 | /* Wrappers that don't throw invalid parameter notifications |
| 2 | with MSVC runtime libraries. |
| 3 | Copyright (C) 2011-2014 Free Software Foundation, Inc. |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU Lesser General Public License as published by |
| 7 | the Free Software Foundation; either version 2, or (at your option) |
| 8 | any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public License along |
| 16 | with this program; if not, see <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #ifndef _MSVC_NOTHROW_H |
| 19 | #define _MSVC_NOTHROW_H |
| 20 | |
| 21 | /* With MSVC runtime libraries with the "invalid parameter handler" concept, |
| 22 | functions like fprintf(), dup2(), or close() crash when the caller passes |
| 23 | an invalid argument. But POSIX wants error codes (such as EINVAL or EBADF) |
| 24 | instead. |
| 25 | This file defines wrappers that turn such an invalid parameter notification |
| 26 | into an error code. */ |
| 27 | |
| 28 | #if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ |
| 29 | |
| 30 | /* Get original declaration of _get_osfhandle. */ |
| 31 | # include <io.h> |
| 32 | |
| 33 | # if HAVE_MSVC_INVALID_PARAMETER_HANDLER |
| 34 | |
| 35 | /* Override _get_osfhandle. */ |
| 36 | extern intptr_t _gl_nothrow_get_osfhandle (int fd); |
| 37 | # define _get_osfhandle _gl_nothrow_get_osfhandle |
| 38 | |
| 39 | # endif |
| 40 | |
| 41 | #endif |
| 42 | |
| 43 | #endif /* _MSVC_NOTHROW_H */ |