diff options
Diffstat (limited to 'darwin-lib/signal.h')
-rw-r--r-- | darwin-lib/signal.h | 155 |
1 files changed, 103 insertions, 52 deletions
diff --git a/darwin-lib/signal.h b/darwin-lib/signal.h index 43c0c8aa..6444a76c 100644 --- a/darwin-lib/signal.h +++ b/darwin-lib/signal.h @@ -1,19 +1,19 @@ /* DO NOT EDIT! GENERATED AUTOMATICALLY! */ /* A GNU-like <signal.h>. - Copyright (C) 2006-2019 Free Software Foundation, Inc. + Copyright (C) 2006-2021 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 of the License, or - (at your option) any later version. + This file 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 of the + License, or (at your option) any later version. - This program is distributed in the hope that it will be useful, + This file 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. + GNU Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ #if __GNUC__ >= 3 @@ -56,32 +56,32 @@ #ifndef _GL_SIGNAL_H #define _GL_SIGNAL_H -/* Mac OS X 10.3, FreeBSD 6.4, OpenBSD 3.8, OSF/1 4.0, Solaris 2.6, Android - declare pthread_sigmask in <pthread.h>, not in <signal.h>. +/* Mac OS X 10.3, FreeBSD 6.4, OpenBSD 3.8, OSF/1 4.0, Solaris 2.6, Android, + OS/2 kLIBC declare pthread_sigmask in <pthread.h>, not in <signal.h>. But avoid namespace pollution on glibc systems.*/ #if (0 || defined GNULIB_POSIXCHECK) \ && ((defined __APPLE__ && defined __MACH__) \ || defined __FreeBSD__ || defined __OpenBSD__ || defined __osf__ \ - || defined __sun || defined __ANDROID__) \ + || defined __sun || defined __ANDROID__ || defined __KLIBC__) \ && ! defined __GLIBC__ # include <pthread.h> #endif /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ /* C++ compatible function declaration macros. - Copyright (C) 2010-2019 Free Software Foundation, Inc. + Copyright (C) 2010-2021 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 of the License, or + under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2 of the License, 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. + Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ #ifndef _GL_CXXDEFS_H @@ -216,6 +216,16 @@ _GL_EXTERN_C int _gl_cxxalias_dummy #endif +/* _GL_CXXALIAS_MDA (func, rettype, parameters); + is to be used when func is a Microsoft deprecated alias, on native Windows. + It declares a C++ alias called GNULIB_NAMESPACE::func + that redirects to _func, if GNULIB_NAMESPACE is defined. + Example: + _GL_CXXALIAS_MDA (open, int, (const char *filename, int flags, ...)); + */ +#define _GL_CXXALIAS_MDA(func,rettype,parameters) \ + _GL_CXXALIAS_RPL_1 (func, _##func, rettype, parameters) + /* _GL_CXXALIAS_RPL_CAST_1 (func, rpl_func, rettype, parameters); is like _GL_CXXALIAS_RPL_1 (func, rpl_func, rettype, parameters); except that the C function rpl_func may have a slightly different @@ -241,6 +251,14 @@ _GL_EXTERN_C int _gl_cxxalias_dummy #endif +/* _GL_CXXALIAS_MDA_CAST (func, rettype, parameters); + is like _GL_CXXALIAS_MDA (func, rettype, parameters); + except that the C function func may have a slightly different declaration. + A cast is used to silence the "invalid conversion" error that would + otherwise occur. */ +#define _GL_CXXALIAS_MDA_CAST(func,rettype,parameters) \ + _GL_CXXALIAS_RPL_CAST_1 (func, _##func, rettype, parameters) + /* _GL_CXXALIAS_SYS (func, rettype, parameters); declares a C++ alias called GNULIB_NAMESPACE::func that redirects to the system provided function func, if GNULIB_NAMESPACE @@ -338,7 +356,7 @@ _GL_CXXALIASWARN_2 (func, namespace) /* To work around GCC bug <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>, we enable the warning only when not optimizing. */ -# if !__OPTIMIZE__ +# if !(defined __GNUC__ && !defined __clang__ && __OPTIMIZE__) # define _GL_CXXALIASWARN_2(func,namespace) \ _GL_WARN_ON_USE (func, \ "The symbol ::" #func " refers to the system function. " \ @@ -366,14 +384,11 @@ _GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace) /* To work around GCC bug <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>, we enable the warning only when not optimizing. */ -# if !__OPTIMIZE__ +# if !(defined __GNUC__ && !defined __clang__ && __OPTIMIZE__) # define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \ - _GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \ + _GL_WARN_ON_USE_CXX (func, rettype, rettype, parameters_and_attributes, \ "The symbol ::" #func " refers to the system function. " \ "Use " #namespace "::" #func " instead.") -# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING -# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \ - extern __typeof__ (func) func # else # define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \ _GL_EXTERN_C int _gl_cxxalias_dummy @@ -387,26 +402,26 @@ /* The definition of _GL_ARG_NONNULL is copied here. */ /* A C macro for declaring that specific arguments must not be NULL. - Copyright (C) 2009-2019 Free Software Foundation, Inc. + Copyright (C) 2009-2021 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 of the License, or + under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2 of the License, 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. + Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ /* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools that the values passed as arguments n, ..., m must be non-NULL pointers. n = 1 stands for the first argument, n = 2 for the second argument etc. */ #ifndef _GL_ARG_NONNULL -# if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3 +# if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || defined __clang__ # define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params)) # else # define _GL_ARG_NONNULL(params) @@ -415,19 +430,19 @@ /* The definition of _GL_WARN_ON_USE is copied here. */ /* A C macro for emitting warnings if a function is used. - Copyright (C) 2010-2019 Free Software Foundation, Inc. + Copyright (C) 2010-2021 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 of the License, or + under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2 of the License, 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. + Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ /* _GL_WARN_ON_USE (function, "literal string") issues a declaration @@ -503,6 +518,13 @@ extern __typeof__ (function) function __attribute__ ((__warning__ (message))) # define _GL_WARN_ON_USE_ATTRIBUTE(message) \ __attribute__ ((__warning__ (message))) +# elif __clang_major__ >= 4 +/* Another compiler attribute is available in clang. */ +# define _GL_WARN_ON_USE(function, message) \ +extern __typeof__ (function) function \ + __attribute__ ((__diagnose_if__ (1, message, "warning"))) +# define _GL_WARN_ON_USE_ATTRIBUTE(message) \ + __attribute__ ((__diagnose_if__ (1, message, "warning"))) # elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING /* Verify the existence of the function. */ # define _GL_WARN_ON_USE(function, message) \ @@ -515,24 +537,35 @@ _GL_WARN_EXTERN_C int _gl_warn_on_use # endif #endif -/* _GL_WARN_ON_USE_CXX (function, rettype, parameters_and_attributes, "string") - is like _GL_WARN_ON_USE (function, "string"), except that the function is - declared with the given prototype, consisting of return type, parameters, - and attributes. +/* _GL_WARN_ON_USE_CXX (function, rettype_gcc, rettype_clang, parameters_and_attributes, "message") + is like _GL_WARN_ON_USE (function, "message"), except that in C++ mode the + function is declared with the given prototype, consisting of return type, + parameters, and attributes. This variant is useful for overloaded functions in C++. _GL_WARN_ON_USE does not work in this case. */ #ifndef _GL_WARN_ON_USE_CXX -# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__) -# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \ -extern rettype function parameters_and_attributes \ - __attribute__ ((__warning__ (msg))) -# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING +# if !defined __cplusplus +# define _GL_WARN_ON_USE_CXX(function,rettype_gcc,rettype_clang,parameters_and_attributes,msg) \ + _GL_WARN_ON_USE (function, msg) +# else +# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__) +/* A compiler attribute is available in gcc versions 4.3.0 and later. */ +# define _GL_WARN_ON_USE_CXX(function,rettype_gcc,rettype_clang,parameters_and_attributes,msg) \ +extern rettype_gcc function parameters_and_attributes \ + __attribute__ ((__warning__ (msg))) +# elif __clang_major__ >= 4 +/* Another compiler attribute is available in clang. */ +# define _GL_WARN_ON_USE_CXX(function,rettype_gcc,rettype_clang,parameters_and_attributes,msg) \ +extern rettype_clang function parameters_and_attributes \ + __attribute__ ((__diagnose_if__ (1, msg, "warning"))) +# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING /* Verify the existence of the function. */ -# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \ -extern rettype function parameters_and_attributes -# else /* Unsupported. */ -# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \ +# define _GL_WARN_ON_USE_CXX(function,rettype_gcc,rettype_clang,parameters_and_attributes,msg) \ +extern rettype_gcc function parameters_and_attributes +# else /* Unsupported. */ +# define _GL_WARN_ON_USE_CXX(function,rettype_gcc,rettype_clang,parameters_and_attributes,msg) \ _GL_WARN_EXTERN_C int _gl_warn_on_use +# endif # endif #endif @@ -607,16 +640,24 @@ typedef void (*sighandler_t) (int); # define pthread_sigmask rpl_pthread_sigmask # endif _GL_FUNCDECL_RPL (pthread_sigmask, int, - (int how, const sigset_t *new_mask, sigset_t *old_mask)); + (int how, + const sigset_t *restrict new_mask, + sigset_t *restrict old_mask)); _GL_CXXALIAS_RPL (pthread_sigmask, int, - (int how, const sigset_t *new_mask, sigset_t *old_mask)); + (int how, + const sigset_t *restrict new_mask, + sigset_t *restrict old_mask)); # else # if !(1 || defined pthread_sigmask) _GL_FUNCDECL_SYS (pthread_sigmask, int, - (int how, const sigset_t *new_mask, sigset_t *old_mask)); + (int how, + const sigset_t *restrict new_mask, + sigset_t *restrict old_mask)); # endif _GL_CXXALIAS_SYS (pthread_sigmask, int, - (int how, const sigset_t *new_mask, sigset_t *old_mask)); + (int how, + const sigset_t *restrict new_mask, + sigset_t *restrict old_mask)); # endif # if __GLIBC__ >= 2 _GL_CXXALIASWARN (pthread_sigmask); @@ -769,10 +810,14 @@ _GL_CXXALIASWARN (sigpending); # define SIG_SETMASK 1 /* blocked_set = *set; */ # define SIG_UNBLOCK 2 /* blocked_set = blocked_set & ~*set; */ _GL_FUNCDECL_SYS (sigprocmask, int, - (int operation, const sigset_t *set, sigset_t *old_set)); + (int operation, + const sigset_t *restrict set, + sigset_t *restrict old_set)); # endif _GL_CXXALIAS_SYS (sigprocmask, int, - (int operation, const sigset_t *set, sigset_t *old_set)); + (int operation, + const sigset_t *restrict set, + sigset_t *restrict old_set)); _GL_CXXALIASWARN (sigprocmask); /* Install the handler FUNC for signal SIG, and return the previous @@ -796,6 +841,12 @@ _GL_FUNCDECL_RPL (signal, _gl_function_taking_int_returning_void_t, _GL_CXXALIAS_RPL (signal, _gl_function_taking_int_returning_void_t, (int sig, _gl_function_taking_int_returning_void_t func)); # else +/* On OpenBSD, the declaration of 'signal' may not be present at this point, + because it occurs in <sys/signal.h>, not <signal.h> directly. */ +# if defined __OpenBSD__ +_GL_FUNCDECL_SYS (signal, _gl_function_taking_int_returning_void_t, + (int sig, _gl_function_taking_int_returning_void_t func)); +# endif _GL_CXXALIAS_SYS (signal, _gl_function_taking_int_returning_void_t, (int sig, _gl_function_taking_int_returning_void_t func)); # endif |