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/* A substitute for ISO C11 <stdnoreturn.h>.
Copyright 2012-2013 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 2, 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/>. */
/* Written by Paul Eggert. */
#ifndef noreturn
/* ISO C11 <stdnoreturn.h> for platforms that lack it.
References:
ISO C11 (latest free draft
<http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1570.pdf>)
section 7.23 */
/* The definition of _Noreturn is copied here. */
#if 1200 <= _MSC_VER
/* Standard include files on this platform contain declarations like
"__declspec (noreturn) void abort (void);". "#define noreturn
_Noreturn" would cause this declaration to be rewritten to the
invalid "__declspec (__declspec (noreturn)) void abort (void);".
Instead, define noreturn to empty, so that such declarations are
rewritten to "__declspec () void abort (void);", which is
equivalent to "void abort (void);"; this gives up on noreturn's
advice to the compiler but at least it is valid code. */
# define noreturn /*empty*/
#else
# define noreturn _Noreturn
#endif
/* Did he ever return?
No he never returned
And his fate is still unlearn'd ...
-- Steiner J, Hawes BL. M.T.A. (1949) */
#endif /* noreturn */
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