diff options
Diffstat (limited to 'gl/signal.in.h')
| -rw-r--r-- | gl/signal.in.h | 461 |
1 files changed, 0 insertions, 461 deletions
diff --git a/gl/signal.in.h b/gl/signal.in.h deleted file mode 100644 index a6a4257ff5..0000000000 --- a/gl/signal.in.h +++ /dev/null @@ -1,461 +0,0 @@ -/* A GNU-like <signal.h>. - - Copyright (C) 2006-2014 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 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 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/>. */ - -#if __GNUC__ >= 3 -@PRAGMA_SYSTEM_HEADER@ -#endif -@PRAGMA_COLUMNS@ - -#if defined __need_sig_atomic_t || defined __need_sigset_t || defined _GL_ALREADY_INCLUDING_SIGNAL_H || (defined _SIGNAL_H && !defined __SIZEOF_PTHREAD_MUTEX_T) -/* Special invocation convention: - - Inside glibc header files. - - On glibc systems we have a sequence of nested includes - <signal.h> -> <ucontext.h> -> <signal.h>. - In this situation, the functions are not yet declared, therefore we cannot - provide the C++ aliases. - - On glibc systems with GCC 4.3 we have a sequence of nested includes - <csignal> -> </usr/include/signal.h> -> <sys/ucontext.h> -> <signal.h>. - In this situation, some of the functions are not yet declared, therefore - we cannot provide the C++ aliases. */ - -# @INCLUDE_NEXT@ @NEXT_SIGNAL_H@ - -#else -/* Normal invocation convention. */ - -#ifndef _@GUARD_PREFIX@_SIGNAL_H - -#define _GL_ALREADY_INCLUDING_SIGNAL_H - -/* Define pid_t, uid_t. - Also, mingw defines sigset_t not in <signal.h>, but in <sys/types.h>. - On Solaris 10, <signal.h> includes <sys/types.h>, which eventually includes - us; so include <sys/types.h> now, before the second inclusion guard. */ -#include <sys/types.h> - -/* The include_next requires a split double-inclusion guard. */ -#@INCLUDE_NEXT@ @NEXT_SIGNAL_H@ - -#undef _GL_ALREADY_INCLUDING_SIGNAL_H - -#ifndef _@GUARD_PREFIX@_SIGNAL_H -#define _@GUARD_PREFIX@_SIGNAL_H - -/* Mac OS X 10.3, FreeBSD 6.4, OpenBSD 3.8, OSF/1 4.0, Solaris 2.6 declare - pthread_sigmask in <pthread.h>, not in <signal.h>. - But avoid namespace pollution on glibc systems.*/ -#if (@GNULIB_PTHREAD_SIGMASK@ || defined GNULIB_POSIXCHECK) \ - && ((defined __APPLE__ && defined __MACH__) || defined __FreeBSD__ || defined __OpenBSD__ || defined __osf__ || defined __sun) \ - && ! defined __GLIBC__ -# include <pthread.h> -#endif - -/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ - -/* The definition of _GL_ARG_NONNULL is copied here. */ - -/* The definition of _GL_WARN_ON_USE is copied here. */ - -/* On AIX, sig_atomic_t already includes volatile. C99 requires that - 'volatile sig_atomic_t' ignore the extra modifier, but C89 did not. - Hence, redefine this to a non-volatile type as needed. */ -#if ! @HAVE_TYPE_VOLATILE_SIG_ATOMIC_T@ -# if !GNULIB_defined_sig_atomic_t -typedef int rpl_sig_atomic_t; -# undef sig_atomic_t -# define sig_atomic_t rpl_sig_atomic_t -# define GNULIB_defined_sig_atomic_t 1 -# endif -#endif - -/* A set or mask of signals. */ -#if !@HAVE_SIGSET_T@ -# if !GNULIB_defined_sigset_t -typedef unsigned int sigset_t; -# define GNULIB_defined_sigset_t 1 -# endif -#endif - -/* Define sighandler_t, the type of signal handlers. A GNU extension. */ -#if !@HAVE_SIGHANDLER_T@ -# ifdef __cplusplus -extern "C" { -# endif -# if !GNULIB_defined_sighandler_t -typedef void (*sighandler_t) (int); -# define GNULIB_defined_sighandler_t 1 -# endif -# ifdef __cplusplus -} -# endif -#endif - - -#if @GNULIB_SIGNAL_H_SIGPIPE@ -# ifndef SIGPIPE -/* Define SIGPIPE to a value that does not overlap with other signals. */ -# define SIGPIPE 13 -# define GNULIB_defined_SIGPIPE 1 -/* To actually use SIGPIPE, you also need the gnulib modules 'sigprocmask', - 'write', 'stdio'. */ -# endif -#endif - - -/* Maximum signal number + 1. */ -#ifndef NSIG -# if defined __TANDEM -# define NSIG 32 -# endif -#endif - - -#if @GNULIB_PTHREAD_SIGMASK@ -# if @REPLACE_PTHREAD_SIGMASK@ -# if !(defined __cplusplus && defined GNULIB_NAMESPACE) -# undef pthread_sigmask -# define pthread_sigmask rpl_pthread_sigmask -# endif -_GL_FUNCDECL_RPL (pthread_sigmask, int, - (int how, const sigset_t *new_mask, sigset_t *old_mask)); -_GL_CXXALIAS_RPL (pthread_sigmask, int, - (int how, const sigset_t *new_mask, sigset_t *old_mask)); -# else -# if !@HAVE_PTHREAD_SIGMASK@ -_GL_FUNCDECL_SYS (pthread_sigmask, int, - (int how, const sigset_t *new_mask, sigset_t *old_mask)); -# endif -_GL_CXXALIAS_SYS (pthread_sigmask, int, - (int how, const sigset_t *new_mask, sigset_t *old_mask)); -# endif -_GL_CXXALIASWARN (pthread_sigmask); -#elif defined GNULIB_POSIXCHECK -# undef pthread_sigmask -# if HAVE_RAW_DECL_PTHREAD_SIGMASK -_GL_WARN_ON_USE (pthread_sigmask, "pthread_sigmask is not portable - " - "use gnulib module pthread_sigmask for portability"); -# endif -#endif - - -#if @GNULIB_RAISE@ -# if @REPLACE_RAISE@ -# if !(defined __cplusplus && defined GNULIB_NAMESPACE) -# undef raise -# define raise rpl_raise -# endif -_GL_FUNCDECL_RPL (raise, int, (int sig)); -_GL_CXXALIAS_RPL (raise, int, (int sig)); -# else -# if !@HAVE_RAISE@ -_GL_FUNCDECL_SYS (raise, int, (int sig)); -# endif -_GL_CXXALIAS_SYS (raise, int, (int sig)); -# endif -_GL_CXXALIASWARN (raise); -#elif defined GNULIB_POSIXCHECK -# undef raise -/* Assume raise is always declared. */ -_GL_WARN_ON_USE (raise, "raise can crash on native Windows - " - "use gnulib module raise for portability"); -#endif - - -#if @GNULIB_SIGPROCMASK@ -# if !@HAVE_POSIX_SIGNALBLOCKING@ - -# ifndef GNULIB_defined_signal_blocking -# define GNULIB_defined_signal_blocking 1 -# endif - -/* Maximum signal number + 1. */ -# ifndef NSIG -# define NSIG 32 -# endif - -/* This code supports only 32 signals. */ -# if !GNULIB_defined_verify_NSIG_constraint -typedef int verify_NSIG_constraint[NSIG <= 32 ? 1 : -1]; -# define GNULIB_defined_verify_NSIG_constraint 1 -# endif - -# endif - -/* When also using extern inline, suppress the use of static inline in - standard headers of problematic Apple configurations, as Libc at - least through Libc-825.26 (2013-04-09) mishandles it; see, e.g., - <http://lists.gnu.org/archive/html/bug-gnulib/2012-12/msg00023.html>. - Perhaps Apple will fix this some day. */ -#if (defined _GL_EXTERN_INLINE_IN_USE && defined __APPLE__ \ - && (defined __i386__ || defined __x86_64__)) -# undef sigaddset -# undef sigdelset -# undef sigemptyset -# undef sigfillset -# undef sigismember -#endif - -/* Test whether a given signal is contained in a signal set. */ -# if @HAVE_POSIX_SIGNALBLOCKING@ -/* This function is defined as a macro on Mac OS X. */ -# if defined __cplusplus && defined GNULIB_NAMESPACE -# undef sigismember -# endif -# else -_GL_FUNCDECL_SYS (sigismember, int, (const sigset_t *set, int sig) - _GL_ARG_NONNULL ((1))); -# endif -_GL_CXXALIAS_SYS (sigismember, int, (const sigset_t *set, int sig)); -_GL_CXXALIASWARN (sigismember); - -/* Initialize a signal set to the empty set. */ -# if @HAVE_POSIX_SIGNALBLOCKING@ -/* This function is defined as a macro on Mac OS X. */ -# if defined __cplusplus && defined GNULIB_NAMESPACE -# undef sigemptyset -# endif -# else -_GL_FUNCDECL_SYS (sigemptyset, int, (sigset_t *set) _GL_ARG_NONNULL ((1))); -# endif -_GL_CXXALIAS_SYS (sigemptyset, int, (sigset_t *set)); -_GL_CXXALIASWARN (sigemptyset); - -/* Add a signal to a signal set. */ -# if @HAVE_POSIX_SIGNALBLOCKING@ -/* This function is defined as a macro on Mac OS X. */ -# if defined __cplusplus && defined GNULIB_NAMESPACE -# undef sigaddset -# endif -# else -_GL_FUNCDECL_SYS (sigaddset, int, (sigset_t *set, int sig) - _GL_ARG_NONNULL ((1))); -# endif -_GL_CXXALIAS_SYS (sigaddset, int, (sigset_t *set, int sig)); -_GL_CXXALIASWARN (sigaddset); - -/* Remove a signal from a signal set. */ -# if @HAVE_POSIX_SIGNALBLOCKING@ -/* This function is defined as a macro on Mac OS X. */ -# if defined __cplusplus && defined GNULIB_NAMESPACE -# undef sigdelset -# endif -# else -_GL_FUNCDECL_SYS (sigdelset, int, (sigset_t *set, int sig) - _GL_ARG_NONNULL ((1))); -# endif -_GL_CXXALIAS_SYS (sigdelset, int, (sigset_t *set, int sig)); -_GL_CXXALIASWARN (sigdelset); - -/* Fill a signal set with all possible signals. */ -# if @HAVE_POSIX_SIGNALBLOCKING@ -/* This function is defined as a macro on Mac OS X. */ -# if defined __cplusplus && defined GNULIB_NAMESPACE -# undef sigfillset -# endif -# else -_GL_FUNCDECL_SYS (sigfillset, int, (sigset_t *set) _GL_ARG_NONNULL ((1))); -# endif -_GL_CXXALIAS_SYS (sigfillset, int, (sigset_t *set)); -_GL_CXXALIASWARN (sigfillset); - -/* Return the set of those blocked signals that are pending. */ -# if !@HAVE_POSIX_SIGNALBLOCKING@ -_GL_FUNCDECL_SYS (sigpending, int, (sigset_t *set) _GL_ARG_NONNULL ((1))); -# endif -_GL_CXXALIAS_SYS (sigpending, int, (sigset_t *set)); -_GL_CXXALIASWARN (sigpending); - -/* If OLD_SET is not NULL, put the current set of blocked signals in *OLD_SET. - Then, if SET is not NULL, affect the current set of blocked signals by - combining it with *SET as indicated in OPERATION. - In this implementation, you are not allowed to change a signal handler - while the signal is blocked. */ -# if !@HAVE_POSIX_SIGNALBLOCKING@ -# define SIG_BLOCK 0 /* blocked_set = blocked_set | *set; */ -# 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)); -# endif -_GL_CXXALIAS_SYS (sigprocmask, int, - (int operation, const sigset_t *set, sigset_t *old_set)); -_GL_CXXALIASWARN (sigprocmask); - -/* Install the handler FUNC for signal SIG, and return the previous - handler. */ -# ifdef __cplusplus -extern "C" { -# endif -# if !GNULIB_defined_function_taking_int_returning_void_t -typedef void (*_gl_function_taking_int_returning_void_t) (int); -# define GNULIB_defined_function_taking_int_returning_void_t 1 -# endif -# ifdef __cplusplus -} -# endif -# if !@HAVE_POSIX_SIGNALBLOCKING@ -# if !(defined __cplusplus && defined GNULIB_NAMESPACE) -# define signal rpl_signal -# endif -_GL_FUNCDECL_RPL (signal, _gl_function_taking_int_returning_void_t, - (int sig, _gl_function_taking_int_returning_void_t func)); -_GL_CXXALIAS_RPL (signal, _gl_function_taking_int_returning_void_t, - (int sig, _gl_function_taking_int_returning_void_t func)); -# else -_GL_CXXALIAS_SYS (signal, _gl_function_taking_int_returning_void_t, - (int sig, _gl_function_taking_int_returning_void_t func)); -# endif -_GL_CXXALIASWARN (signal); - -# if !@HAVE_POSIX_SIGNALBLOCKING@ && GNULIB_defined_SIGPIPE -/* Raise signal SIGPIPE. */ -_GL_EXTERN_C int _gl_raise_SIGPIPE (void); -# endif - -#elif defined GNULIB_POSIXCHECK -# undef sigaddset -# if HAVE_RAW_DECL_SIGADDSET -_GL_WARN_ON_USE (sigaddset, "sigaddset is unportable - " - "use the gnulib module sigprocmask for portability"); -# endif -# undef sigdelset -# if HAVE_RAW_DECL_SIGDELSET -_GL_WARN_ON_USE (sigdelset, "sigdelset is unportable - " - "use the gnulib module sigprocmask for portability"); -# endif -# undef sigemptyset -# if HAVE_RAW_DECL_SIGEMPTYSET -_GL_WARN_ON_USE (sigemptyset, "sigemptyset is unportable - " - "use the gnulib module sigprocmask for portability"); -# endif -# undef sigfillset -# if HAVE_RAW_DECL_SIGFILLSET -_GL_WARN_ON_USE (sigfillset, "sigfillset is unportable - " - "use the gnulib module sigprocmask for portability"); -# endif -# undef sigismember -# if HAVE_RAW_DECL_SIGISMEMBER -_GL_WARN_ON_USE (sigismember, "sigismember is unportable - " - "use the gnulib module sigprocmask for portability"); -# endif -# undef sigpending -# if HAVE_RAW_DECL_SIGPENDING -_GL_WARN_ON_USE (sigpending, "sigpending is unportable - " - "use the gnulib module sigprocmask for portability"); -# endif -# undef sigprocmask -# if HAVE_RAW_DECL_SIGPROCMASK -_GL_WARN_ON_USE (sigprocmask, "sigprocmask is unportable - " - "use the gnulib module sigprocmask for portability"); -# endif -#endif /* @GNULIB_SIGPROCMASK@ */ - - -#if @GNULIB_SIGACTION@ -# if !@HAVE_SIGACTION@ - -# if !@HAVE_SIGINFO_T@ - -# if !GNULIB_defined_siginfo_types - -/* Present to allow compilation, but unsupported by gnulib. */ -union sigval -{ - int sival_int; - void *sival_ptr; -}; - -/* Present to allow compilation, but unsupported by gnulib. */ -struct siginfo_t -{ - int si_signo; - int si_code; - int si_errno; - pid_t si_pid; - uid_t si_uid; - void *si_addr; - int si_status; - long si_band; - union sigval si_value; -}; -typedef struct siginfo_t siginfo_t; - -# define GNULIB_defined_siginfo_types 1 -# endif - -# endif /* !@HAVE_SIGINFO_T@ */ - -/* We assume that platforms which lack the sigaction() function also lack - the 'struct sigaction' type, and vice versa. */ - -# if !GNULIB_defined_struct_sigaction - -struct sigaction -{ - union - { - void (*_sa_handler) (int); - /* Present to allow compilation, but unsupported by gnulib. POSIX - says that implementations may, but not must, make sa_sigaction - overlap with sa_handler, but we know of no implementation where - they do not overlap. */ - void (*_sa_sigaction) (int, siginfo_t *, void *); - } _sa_func; - sigset_t sa_mask; - /* Not all POSIX flags are supported. */ - int sa_flags; -}; -# define sa_handler _sa_func._sa_handler -# define sa_sigaction _sa_func._sa_sigaction -/* Unsupported flags are not present. */ -# define SA_RESETHAND 1 -# define SA_NODEFER 2 -# define SA_RESTART 4 - -# define GNULIB_defined_struct_sigaction 1 -# endif - -_GL_FUNCDECL_SYS (sigaction, int, (int, const struct sigaction *restrict, - struct sigaction *restrict)); - -# elif !@HAVE_STRUCT_SIGACTION_SA_SIGACTION@ - -# define sa_sigaction sa_handler - -# endif /* !@HAVE_SIGACTION@, !@HAVE_STRUCT_SIGACTION_SA_SIGACTION@ */ - -_GL_CXXALIAS_SYS (sigaction, int, (int, const struct sigaction *restrict, - struct sigaction *restrict)); -_GL_CXXALIASWARN (sigaction); - -#elif defined GNULIB_POSIXCHECK -# undef sigaction -# if HAVE_RAW_DECL_SIGACTION -_GL_WARN_ON_USE (sigaction, "sigaction is unportable - " - "use the gnulib module sigaction for portability"); -# endif -#endif - -/* Some systems don't have SA_NODEFER. */ -#ifndef SA_NODEFER -# define SA_NODEFER 0 -#endif - - -#endif /* _@GUARD_PREFIX@_SIGNAL_H */ -#endif /* _@GUARD_PREFIX@_SIGNAL_H */ -#endif |