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author | Nikos Mavrogiannopoulos <nmav@gnutls.org> | 2013-11-16 15:33:25 +0100 |
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committer | Nikos Mavrogiannopoulos <nmav@gnutls.org> | 2013-11-16 16:06:50 +0100 |
commit | d38faa024ae6b1c916f862d742ac43c9067cdc78 (patch) | |
tree | 2c2cffc4690efa7fcfeede8ec0c5c66636ab03d1 /src/gl/msvc-nothrow.h | |
parent | b4c9a6d2b85f4b7cbc4f160a77c75a7cf81884e4 (diff) | |
download | gnutls-d38faa024ae6b1c916f862d742ac43c9067cdc78.tar.gz |
Added a gnulib with GPL components for use by applications.
Diffstat (limited to 'src/gl/msvc-nothrow.h')
-rw-r--r-- | src/gl/msvc-nothrow.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/gl/msvc-nothrow.h b/src/gl/msvc-nothrow.h new file mode 100644 index 0000000000..5f521813df --- /dev/null +++ b/src/gl/msvc-nothrow.h @@ -0,0 +1,43 @@ +/* Wrappers that don't throw invalid parameter notifications + with MSVC runtime libraries. + Copyright (C) 2011-2013 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _MSVC_NOTHROW_H +#define _MSVC_NOTHROW_H + +/* With MSVC runtime libraries with the "invalid parameter handler" concept, + functions like fprintf(), dup2(), or close() crash when the caller passes + an invalid argument. But POSIX wants error codes (such as EINVAL or EBADF) + instead. + This file defines wrappers that turn such an invalid parameter notification + into an error code. */ + +#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ + +/* Get original declaration of _get_osfhandle. */ +# include <io.h> + +# if HAVE_MSVC_INVALID_PARAMETER_HANDLER + +/* Override _get_osfhandle. */ +extern intptr_t _gl_nothrow_get_osfhandle (int fd); +# define _get_osfhandle _gl_nothrow_get_osfhandle + +# endif + +#endif + +#endif /* _MSVC_NOTHROW_H */ |