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Diffstat (limited to 'sntp/libopts/stdnoreturn.in.h')
-rw-r--r-- | sntp/libopts/stdnoreturn.in.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/sntp/libopts/stdnoreturn.in.h b/sntp/libopts/stdnoreturn.in.h new file mode 100644 index 0000000..d4ae183 --- /dev/null +++ b/sntp/libopts/stdnoreturn.in.h @@ -0,0 +1,50 @@ +/* A substitute for ISO C11 <stdnoreturn.h>. + + Copyright 2012-2014 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1, 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser 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 */ |