summaryrefslogtreecommitdiff
path: root/bits/sigset.h
diff options
context:
space:
mode:
Diffstat (limited to 'bits/sigset.h')
-rw-r--r--bits/sigset.h84
1 files changed, 0 insertions, 84 deletions
diff --git a/bits/sigset.h b/bits/sigset.h
deleted file mode 100644
index 7da345e578..0000000000
--- a/bits/sigset.h
+++ /dev/null
@@ -1,84 +0,0 @@
-/* __sig_atomic_t, __sigset_t, and related definitions. Generic/BSD version.
- Copyright (C) 1991-2016 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
- <http://www.gnu.org/licenses/>. */
-
-#ifndef _SIGSET_H_types
-#define _SIGSET_H_types 1
-
-typedef int __sig_atomic_t;
-
-/* A `sigset_t' has a bit for each signal. */
-typedef unsigned long int __sigset_t;
-
-#endif
-
-
-/* We only want to define these functions if <signal.h> was actually
- included; otherwise we were included just to define the types. Since we
- are namespace-clean, it wouldn't hurt to define extra macros. But
- trouble can be caused by functions being defined (e.g., any global
- register vars declared later will cause compilation errors). */
-
-#if !defined _SIGSET_H_fns && defined _SIGNAL_H
-#define _SIGSET_H_fns 1
-
-#ifndef _EXTERN_INLINE
-# define _EXTERN_INLINE __extern_inline
-#endif
-
-/* Return a mask that includes SIG only. The cast to `sigset_t' avoids
- overflow if `sigset_t' is wider than `int'. */
-#define __sigmask(sig) (((__sigset_t) 1) << ((sig) - 1))
-
-#define __sigemptyset(set) \
- (__extension__ ({ *(set) = (__sigset_t) 0; 0; })
-#define __sigfillset(set) \
- (__extension__ ({ *(set) = ~(__sigset_t) 0; 0; }))
-
-#ifdef _GNU_SOURCE
-# define __sigisemptyset(set) (*(set) == (__sigset_t) 0)
-# define __sigandset(dest, left, right) \
- (__extension__ ({ *(dest) = *(left) & *(right); 0; }))
-# define __sigorset(dest, left, right) \
- (__extension__ ({ *(dest) = *(left) | *(right); 0; }))
-#endif
-
-/* These functions needn't check for a bogus signal number -- error
- checking is done in the non __ versions. */
-
-extern int __sigismember (const __sigset_t *, int);
-extern int __sigaddset (__sigset_t *, int);
-extern int __sigdelset (__sigset_t *, int);
-
-#ifdef __USE_EXTERN_INLINES
-# define __SIGSETFN(NAME, BODY, CONST) \
- _EXTERN_INLINE int \
- NAME (CONST __sigset_t *__set, int __sig) \
- { \
- __sigset_t __mask = __sigmask (__sig); \
- return BODY; \
- }
-
-__SIGSETFN (__sigismember, (*__set & __mask) ? 1 : 0, const)
-__SIGSETFN (__sigaddset, ((*__set |= __mask), 0), )
-__SIGSETFN (__sigdelset, ((*__set &= ~__mask), 0), )
-
-# undef __SIGSETFN
-#endif
-
-
-#endif /* ! _SIGSET_H_fns. */