X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=i686-linux-gnu-4.7%2Fusr%2Finclude%2Fx86_64-linux-gnu%2Fbits%2Fsigaction.h;fp=i686-linux-gnu-4.7%2Fusr%2Finclude%2Fx86_64-linux-gnu%2Fbits%2Fsigaction.h;h=a4225c87879fd0240724e99f0f111a12e0631072;hb=94df942c2c7bd3457276fe5b7367623cbb8c1302;hp=0000000000000000000000000000000000000000;hpb=4dd7d9155a920895ff7b1cb6b9c9c676aa62000a;p=cross.git diff --git a/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/sigaction.h b/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/sigaction.h new file mode 100644 index 0000000..a4225c8 --- /dev/null +++ b/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/sigaction.h @@ -0,0 +1,83 @@ +/* The proper definitions for Linux's sigaction. + Copyright (C) 1993-2018 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library 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. + + The GNU C Library 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 the GNU C Library; if not, see + . */ + +#ifndef _BITS_SIGACTION_H +#define _BITS_SIGACTION_H 1 + +#ifndef _SIGNAL_H +# error "Never include directly; use instead." +#endif + +/* Structure describing the action to be taken when a signal arrives. */ +struct sigaction + { + /* Signal handler. */ +#if defined __USE_POSIX199309 || defined __USE_XOPEN_EXTENDED + union + { + /* Used if SA_SIGINFO is not set. */ + __sighandler_t sa_handler; + /* Used if SA_SIGINFO is set. */ + void (*sa_sigaction) (int, siginfo_t *, void *); + } + __sigaction_handler; +# define sa_handler __sigaction_handler.sa_handler +# define sa_sigaction __sigaction_handler.sa_sigaction +#else + __sighandler_t sa_handler; +#endif + + /* Additional set of signals to be blocked. */ + __sigset_t sa_mask; + + /* Special flags. */ + int sa_flags; + + /* Restore handler. */ + void (*sa_restorer) (void); + }; + +/* Bits in `sa_flags'. */ +#define SA_NOCLDSTOP 1 /* Don't send SIGCHLD when children stop. */ +#define SA_NOCLDWAIT 2 /* Don't create zombie on child death. */ +#define SA_SIGINFO 4 /* Invoke signal-catching function with + three arguments instead of one. */ +#if defined __USE_XOPEN_EXTENDED || defined __USE_MISC +# define SA_ONSTACK 0x08000000 /* Use signal stack by using `sa_restorer'. */ +#endif +#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 +# define SA_RESTART 0x10000000 /* Restart syscall on signal return. */ +# define SA_NODEFER 0x40000000 /* Don't automatically block the signal when + its handler is being executed. */ +# define SA_RESETHAND 0x80000000 /* Reset to SIG_DFL on entry to handler. */ +#endif +#ifdef __USE_MISC +# define SA_INTERRUPT 0x20000000 /* Historical no-op. */ + +/* Some aliases for the SA_ constants. */ +# define SA_NOMASK SA_NODEFER +# define SA_ONESHOT SA_RESETHAND +# define SA_STACK SA_ONSTACK +#endif + +/* Values for the HOW argument to `sigprocmask'. */ +#define SIG_BLOCK 0 /* Block signals. */ +#define SIG_UNBLOCK 1 /* Unblock signals. */ +#define SIG_SETMASK 2 /* Set the set of blocked signals. */ + +#endif