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Annotation of embedaddon/libiconv/srclib/msvc-nothrow.h, revision 1.1.1.1

1.1       misho       1: /* Wrappers that don't throw invalid parameter notifications
                      2:    with MSVC runtime libraries.
                      3:    Copyright (C) 2011-2019 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 General Public License as published by
                      7:    the Free Software Foundation; either version 3, 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 General Public License for more details.
                     14: 
                     15:    You should have received a copy of the GNU General Public License along
                     16:    with this program; if not, see <https://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 __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 */