diff options
author | Thomas White <taw@physics.org> | 2014-08-19 15:06:27 +0200 |
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committer | Thomas White <taw@physics.org> | 2014-08-19 15:06:27 +0200 |
commit | 2e2856a6da556d1b038d7a6f7e5e677732ed3eb5 (patch) | |
tree | f6d1608808c887d78c4fb15eaa1b505a2f27fe9a /lib/msvc-nothrow.h | |
parent | 9e326c9d76beb1364b5f71eefae83bc859295c83 (diff) |
Add missing Gnulib files
Diffstat (limited to 'lib/msvc-nothrow.h')
-rw-r--r-- | lib/msvc-nothrow.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/lib/msvc-nothrow.h b/lib/msvc-nothrow.h new file mode 100644 index 00000000..0d4dea58 --- /dev/null +++ b/lib/msvc-nothrow.h @@ -0,0 +1,43 @@ +/* Wrappers that don't throw invalid parameter notifications + with MSVC runtime libraries. + Copyright (C) 2011-2014 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 */ |