diff options
Diffstat (limited to 'bits/sigaction.h')
-rw-r--r-- | bits/sigaction.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/bits/sigaction.h b/bits/sigaction.h index 40abaaa111..7797017c29 100644 --- a/bits/sigaction.h +++ b/bits/sigaction.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991-2016 Free Software Foundation, Inc. +/* Copyright (C) 1991-2018 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 @@ -15,6 +15,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ +#ifndef _BITS_SIGACTION_H +#define _BITS_SIGACTION_H 1 + #ifndef _SIGNAL_H # error "Never include <bits/sigaction.h> directly; use <signal.h> instead." #endif @@ -29,7 +32,7 @@ struct sigaction { /* Signal handler. */ -#ifdef __USE_POSIX199309 +#if defined __USE_POSIX199309 || defined __USE_XOPEN_EXTENDED union { /* Used if SA_SIGINFO is not set. */ @@ -52,10 +55,10 @@ struct sigaction }; /* Bits in `sa_flags'. */ -#if defined __USE_UNIX98 || defined __USE_MISC +#if defined __USE_XOPEN_EXTENDED || defined __USE_MISC # define SA_ONSTACK 0x0001 /* Take signal on signal stack. */ #endif -#if defined __USE_UNIX98 || defined __USE_XOPEN2K8 +#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 # define SA_RESTART 0x0002 /* Restart syscall on signal return. */ # define SA_NODEFER 0x0010 /* Don't automatically block the signal when its handler is being executed. */ @@ -77,3 +80,5 @@ struct sigaction #define SIG_BLOCK 1 /* Block signals. */ #define SIG_UNBLOCK 2 /* Unblock signals. */ #define SIG_SETMASK 3 /* Set the set of blocked signals. */ + +#endif |