431 lines
16 KiB
C++
431 lines
16 KiB
C++
/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
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/* A POSIX-like <sys/wait.h>.
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Copyright (C) 2001-2003, 2005-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>. */
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#ifndef _GL_SYS_WAIT_H
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#if __GNUC__ >= 3
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#pragma GCC system_header
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#endif
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/* The include_next requires a split double-inclusion guard. */
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#if !((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)
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# include_next <sys/wait.h>
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#endif
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#ifndef _GL_SYS_WAIT_H
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#define _GL_SYS_WAIT_H
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/* Get pid_t. */
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#include <sys/types.h>
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/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
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#ifndef _GL_CXXDEFS_H
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#define _GL_CXXDEFS_H
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/* The three most frequent use cases of these macros are:
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* For providing a substitute for a function that is missing on some
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platforms, but is declared and works fine on the platforms on which
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it exists:
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#if @GNULIB_FOO@
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# if !@HAVE_FOO@
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_GL_FUNCDECL_SYS (foo, ...);
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# endif
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_GL_CXXALIAS_SYS (foo, ...);
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_GL_CXXALIASWARN (foo);
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#elif defined GNULIB_POSIXCHECK
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...
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#endif
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* For providing a replacement for a function that exists on all platforms,
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but is broken/insufficient and needs to be replaced on some platforms:
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#if @GNULIB_FOO@
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# if @REPLACE_FOO@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# undef foo
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# define foo rpl_foo
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# endif
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_GL_FUNCDECL_RPL (foo, ...);
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_GL_CXXALIAS_RPL (foo, ...);
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# else
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_GL_CXXALIAS_SYS (foo, ...);
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# endif
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_GL_CXXALIASWARN (foo);
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#elif defined GNULIB_POSIXCHECK
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...
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#endif
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* For providing a replacement for a function that exists on some platforms
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but is broken/insufficient and needs to be replaced on some of them and
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is additionally either missing or undeclared on some other platforms:
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#if @GNULIB_FOO@
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# if @REPLACE_FOO@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# undef foo
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# define foo rpl_foo
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# endif
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_GL_FUNCDECL_RPL (foo, ...);
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_GL_CXXALIAS_RPL (foo, ...);
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# else
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# if !@HAVE_FOO@ or if !@HAVE_DECL_FOO@
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_GL_FUNCDECL_SYS (foo, ...);
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# endif
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_GL_CXXALIAS_SYS (foo, ...);
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# endif
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_GL_CXXALIASWARN (foo);
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#elif defined GNULIB_POSIXCHECK
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...
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#endif
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*/
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/* _GL_EXTERN_C declaration;
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performs the declaration with C linkage. */
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#if defined __cplusplus
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# define _GL_EXTERN_C extern "C"
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#else
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# define _GL_EXTERN_C extern
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#endif
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/* _GL_FUNCDECL_RPL (func, rettype, parameters_and_attributes);
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declares a replacement function, named rpl_func, with the given prototype,
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consisting of return type, parameters, and attributes.
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Example:
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_GL_FUNCDECL_RPL (open, int, (const char *filename, int flags, ...)
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_GL_ARG_NONNULL ((1)));
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*/
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#define _GL_FUNCDECL_RPL(func,rettype,parameters_and_attributes) \
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_GL_FUNCDECL_RPL_1 (rpl_##func, rettype, parameters_and_attributes)
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#define _GL_FUNCDECL_RPL_1(rpl_func,rettype,parameters_and_attributes) \
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_GL_EXTERN_C rettype rpl_func parameters_and_attributes
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/* _GL_FUNCDECL_SYS (func, rettype, parameters_and_attributes);
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declares the system function, named func, with the given prototype,
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consisting of return type, parameters, and attributes.
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Example:
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_GL_FUNCDECL_SYS (open, int, (const char *filename, int flags, ...)
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_GL_ARG_NONNULL ((1)));
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*/
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#define _GL_FUNCDECL_SYS(func,rettype,parameters_and_attributes) \
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_GL_EXTERN_C rettype func parameters_and_attributes
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/* _GL_CXXALIAS_RPL (func, rettype, parameters);
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declares a C++ alias called GNULIB_NAMESPACE::func
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that redirects to rpl_func, if GNULIB_NAMESPACE is defined.
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Example:
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_GL_CXXALIAS_RPL (open, int, (const char *filename, int flags, ...));
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*/
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#define _GL_CXXALIAS_RPL(func,rettype,parameters) \
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_GL_CXXALIAS_RPL_1 (func, rpl_##func, rettype, parameters)
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
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namespace GNULIB_NAMESPACE \
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{ \
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rettype (*const func) parameters = ::rpl_func; \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIAS_RPL_CAST_1 (func, rpl_func, rettype, parameters);
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is like _GL_CXXALIAS_RPL_1 (func, rpl_func, rettype, parameters);
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except that the C function rpl_func may have a slightly different
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declaration. A cast is used to silence the "invalid conversion" error
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that would otherwise occur. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
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namespace GNULIB_NAMESPACE \
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{ \
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rettype (*const func) parameters = \
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reinterpret_cast<rettype(*)parameters>(::rpl_func); \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIAS_SYS (func, rettype, parameters);
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declares a C++ alias called GNULIB_NAMESPACE::func
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that redirects to the system provided function func, if GNULIB_NAMESPACE
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is defined.
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Example:
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_GL_CXXALIAS_SYS (open, int, (const char *filename, int flags, ...));
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*/
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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/* If we were to write
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rettype (*const func) parameters = ::func;
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like above in _GL_CXXALIAS_RPL_1, the compiler could optimize calls
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better (remove an indirection through a 'static' pointer variable),
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but then the _GL_CXXALIASWARN macro below would cause a warning not only
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for uses of ::func but also for uses of GNULIB_NAMESPACE::func. */
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# define _GL_CXXALIAS_SYS(func,rettype,parameters) \
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namespace GNULIB_NAMESPACE \
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{ \
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static rettype (*func) parameters = ::func; \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_SYS(func,rettype,parameters) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIAS_SYS_CAST (func, rettype, parameters);
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is like _GL_CXXALIAS_SYS (func, rettype, parameters);
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except that the C function func may have a slightly different declaration.
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A cast is used to silence the "invalid conversion" error that would
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otherwise occur. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
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namespace GNULIB_NAMESPACE \
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{ \
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static rettype (*func) parameters = \
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reinterpret_cast<rettype(*)parameters>(::func); \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIAS_SYS_CAST2 (func, rettype, parameters, rettype2, parameters2);
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is like _GL_CXXALIAS_SYS (func, rettype, parameters);
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except that the C function is picked among a set of overloaded functions,
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namely the one with rettype2 and parameters2. Two consecutive casts
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are used to silence the "cannot find a match" and "invalid conversion"
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errors that would otherwise occur. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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/* The outer cast must be a reinterpret_cast.
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The inner cast: When the function is defined as a set of overloaded
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functions, it works as a static_cast<>, choosing the designated variant.
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When the function is defined as a single variant, it works as a
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reinterpret_cast<>. The parenthesized cast syntax works both ways. */
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# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
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namespace GNULIB_NAMESPACE \
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{ \
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static rettype (*func) parameters = \
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reinterpret_cast<rettype(*)parameters>( \
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(rettype2(*)parameters2)(::func)); \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIASWARN (func);
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causes a warning to be emitted when ::func is used but not when
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GNULIB_NAMESPACE::func is used. func must be defined without overloaded
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variants. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIASWARN(func) \
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_GL_CXXALIASWARN_1 (func, GNULIB_NAMESPACE)
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# define _GL_CXXALIASWARN_1(func,namespace) \
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_GL_CXXALIASWARN_2 (func, namespace)
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/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>,
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we enable the warning only when not optimizing. */
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# if !__OPTIMIZE__
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# define _GL_CXXALIASWARN_2(func,namespace) \
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_GL_WARN_ON_USE (func, \
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"The symbol ::" #func " refers to the system function. " \
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"Use " #namespace "::" #func " instead.")
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# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
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# define _GL_CXXALIASWARN_2(func,namespace) \
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extern __typeof__ (func) func
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# else
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# define _GL_CXXALIASWARN_2(func,namespace) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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# endif
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#else
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# define _GL_CXXALIASWARN(func) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIASWARN1 (func, rettype, parameters_and_attributes);
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causes a warning to be emitted when the given overloaded variant of ::func
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is used but not when GNULIB_NAMESPACE::func is used. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
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_GL_CXXALIASWARN1_1 (func, rettype, parameters_and_attributes, \
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GNULIB_NAMESPACE)
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# define _GL_CXXALIASWARN1_1(func,rettype,parameters_and_attributes,namespace) \
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_GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace)
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/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>,
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we enable the warning only when not optimizing. */
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# if !__OPTIMIZE__
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# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
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_GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \
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"The symbol ::" #func " refers to the system function. " \
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"Use " #namespace "::" #func " instead.")
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# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
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# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
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extern __typeof__ (func) func
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# else
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# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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# endif
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#else
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# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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#endif /* _GL_CXXDEFS_H */
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/* The definition of _GL_WARN_ON_USE is copied here. */
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#ifndef _GL_WARN_ON_USE
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# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__)
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/* A compiler attribute is available in gcc versions 4.3.0 and later. */
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# define _GL_WARN_ON_USE(function, message) \
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extern __typeof__ (function) function __attribute__ ((__warning__ (message)))
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# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
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/* Verify the existence of the function. */
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# define _GL_WARN_ON_USE(function, message) \
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extern __typeof__ (function) function
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# else /* Unsupported. */
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# define _GL_WARN_ON_USE(function, message) \
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_GL_WARN_EXTERN_C int _gl_warn_on_use
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# endif
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#endif
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/* _GL_WARN_ON_USE_CXX (function, rettype, parameters_and_attributes, "string")
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is like _GL_WARN_ON_USE (function, "string"), except that the function is
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declared with the given prototype, consisting of return type, parameters,
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and attributes.
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This variant is useful for overloaded functions in C++. _GL_WARN_ON_USE does
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not work in this case. */
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#ifndef _GL_WARN_ON_USE_CXX
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# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__)
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# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
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extern rettype function parameters_and_attributes \
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__attribute__ ((__warning__ (msg)))
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# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
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/* Verify the existence of the function. */
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# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
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extern rettype function parameters_and_attributes
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# else /* Unsupported. */
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# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
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_GL_WARN_EXTERN_C int _gl_warn_on_use
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# endif
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#endif
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/* _GL_WARN_EXTERN_C declaration;
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performs the declaration with C linkage. */
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#ifndef _GL_WARN_EXTERN_C
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# if defined __cplusplus
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# define _GL_WARN_EXTERN_C extern "C"
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# else
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# define _GL_WARN_EXTERN_C extern
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# endif
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#endif
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#if !((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)
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/* Unix API. */
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/* The following macros apply to an argument x, that is a status of a process,
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as returned by waitpid().
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On nearly all systems, including Linux/x86, WEXITSTATUS are bits 15..8 and
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WTERMSIG are bits 7..0, while BeOS uses the opposite. Therefore programs
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have to use the abstract macros. */
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/* For valid x, exactly one of WIFSIGNALED(x), WIFEXITED(x), WIFSTOPPED(x)
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is true. */
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# ifndef WIFSIGNALED
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# define WIFSIGNALED(x) (WTERMSIG (x) != 0 && WTERMSIG(x) != 0x7f)
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# endif
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# ifndef WIFEXITED
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# define WIFEXITED(x) (WTERMSIG (x) == 0)
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# endif
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# ifndef WIFSTOPPED
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# define WIFSTOPPED(x) (WTERMSIG (x) == 0x7f)
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# endif
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/* The termination signal. Only to be accessed if WIFSIGNALED(x) is true. */
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# ifndef WTERMSIG
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# define WTERMSIG(x) ((x) & 0x7f)
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# endif
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/* The exit status. Only to be accessed if WIFEXITED(x) is true. */
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# ifndef WEXITSTATUS
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# define WEXITSTATUS(x) (((x) >> 8) & 0xff)
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# endif
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/* The stopping signal. Only to be accessed if WIFSTOPPED(x) is true. */
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# ifndef WSTOPSIG
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# define WSTOPSIG(x) (((x) >> 8) & 0x7f)
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# endif
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/* True if the process dumped core. Not standardized by POSIX. */
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# ifndef WCOREDUMP
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# define WCOREDUMP(x) ((x) & 0x80)
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# endif
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#else
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/* Native Windows API. */
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# include <signal.h> /* for SIGTERM */
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/* The following macros apply to an argument x, that is a status of a process,
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as returned by waitpid() or, equivalently, _cwait() or GetExitCodeProcess().
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This value is simply an 'int', not composed of bit fields. */
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/* When an unhandled fatal signal terminates a process, the exit code is 3. */
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# define WIFSIGNALED(x) ((x) == 3)
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# define WIFEXITED(x) ((x) != 3)
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# define WIFSTOPPED(x) 0
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/* The signal that terminated a process is not known posthum. */
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# define WTERMSIG(x) SIGTERM
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# define WEXITSTATUS(x) (x)
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/* There are no stopping signals. */
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# define WSTOPSIG(x) 0
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/* There are no core dumps. */
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# define WCOREDUMP(x) 0
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#endif
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/* Declarations of functions. */
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#if 1
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# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
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_GL_FUNCDECL_SYS (waitpid, pid_t, (pid_t pid, int *statusp, int options));
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# endif
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_GL_CXXALIAS_SYS (waitpid, pid_t, (pid_t pid, int *statusp, int options));
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_GL_CXXALIASWARN (waitpid);
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#elif defined GNULIB_POSIXCHECK
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# undef waitpid
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# if HAVE_RAW_DECL_WAITPID
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_GL_WARN_ON_USE (waitpid, "waitpid is unportable - "
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"use gnulib module sys_wait for portability");
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# endif
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#endif
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#endif /* _GL_SYS_WAIT_H */
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#endif /* _GL_SYS_WAIT_H */
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