/* DO NOT EDIT! GENERATED AUTOMATICALLY! */ /* A GNU-like . Copyright (C) 2006-2009 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 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 . */ #if __GNUC__ >= 3 #pragma GCC system_header #endif #if defined __need_sig_atomic_t || defined __need_sigset_t /* Special invocation convention inside glibc header files. */ # include_next #else /* Normal invocation convention. */ #ifndef _GL_SIGNAL_H /* The include_next requires a split double-inclusion guard. */ #include_next #ifndef _GL_SIGNAL_H #define _GL_SIGNAL_H /* The definition of GL_LINK_WARNING is copied here. */ /* GL_LINK_WARNING("literal string") arranges to emit the literal string as a linker warning on most glibc systems. We use a linker warning rather than a preprocessor warning, because #warning cannot be used inside macros. */ #ifndef GL_LINK_WARNING /* This works on platforms with GNU ld and ELF object format. Testing __GLIBC__ is sufficient for asserting that GNU ld is in use. Testing __ELF__ guarantees the ELF object format. Testing __GNUC__ is necessary for the compound expression syntax. */ # if defined __GLIBC__ && defined __ELF__ && defined __GNUC__ # define GL_LINK_WARNING(message) \ GL_LINK_WARNING1 (__FILE__, __LINE__, message) # define GL_LINK_WARNING1(file, line, message) \ GL_LINK_WARNING2 (file, line, message) /* macroexpand file and line */ # define GL_LINK_WARNING2(file, line, message) \ GL_LINK_WARNING3 (file ":" #line ": warning: " message) # define GL_LINK_WARNING3(message) \ ({ static const char warning[sizeof (message)] \ __attribute__ ((__unused__, \ __section__ (".gnu.warning"), \ __aligned__ (1))) \ = message "\n"; \ (void)0; \ }) # else # define GL_LINK_WARNING(message) ((void) 0) # endif #endif /* Define pid_t, uid_t. Also, mingw defines sigset_t not in , but in . */ #include /* 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 ! 1 typedef int rpl_sig_atomic_t; # undef sig_atomic_t # define sig_atomic_t rpl_sig_atomic_t #endif #ifdef __cplusplus extern "C" { #endif #if 0 # 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 #if !1 /* Maximum signal number + 1. */ # ifndef NSIG # define NSIG 32 # endif /* This code supports only 32 signals. */ typedef int verify_NSIG_constraint[2 * (NSIG <= 32) - 1]; /* A set or mask of signals. */ # if !1 typedef unsigned int sigset_t; # endif /* Test whether a given signal is contained in a signal set. */ extern int sigismember (const sigset_t *set, int sig); /* Initialize a signal set to the empty set. */ extern int sigemptyset (sigset_t *set); /* Add a signal to a signal set. */ extern int sigaddset (sigset_t *set, int sig); /* Remove a signal from a signal set. */ extern int sigdelset (sigset_t *set, int sig); /* Fill a signal set with all possible signals. */ extern int sigfillset (sigset_t *set); /* Return the set of those blocked signals that are pending. */ extern int sigpending (sigset_t *set); /* 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. */ # 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; */ extern int sigprocmask (int operation, const sigset_t *set, sigset_t *old_set); # define signal rpl_signal /* Install the handler FUNC for signal SIG, and return the previous handler. */ extern void (*signal (int sig, void (*func) (int))) (int); # if GNULIB_defined_SIGPIPE /* Raise signal SIG. */ # undef raise # define raise rpl_raise extern int raise (int sig); # endif #endif /* !1 */ #if !1 # if !1 /* 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; # endif /* !1 */ /* We assume that platforms which lack the sigaction() function also lack the 'struct sigaction' type, and vice versa. */ 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 extern int sigaction (int, const struct sigaction *restrict, struct sigaction *restrict); #elif !1 # define sa_sigaction sa_handler #endif /* !1, !1 */ /* Some systems don't have SA_NODEFER. */ #ifndef SA_NODEFER # define SA_NODEFER 0 #endif #ifdef __cplusplus } #endif #endif /* _GL_SIGNAL_H */ #endif /* _GL_SIGNAL_H */ #endif