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1998-08-18 Ulrich Drepper <drepper@cygnus.com> * include/features.h: Define __USE_EXTERN_INLINES for recent enough gcc. * argp/argp.h: Define extern inline functions only if __USE_EXTERN_INLINES is defined. * libio/stdio.h: Likewise. * math/math.h: Likewise. * stdlib/stdlib.h: Likewise. * string/argz.h: Likewise. * sysdeps/generic/bits/sigset.h: Likewise. * sysdeps/unix/sysv/linux/bits/sigset.h: Likewise. * sysdeps/unix/sysv/sysv4/bits/sigset.h: Likewise. * sysdeps/wordsize-32/inttypes.h: Likewise. * sysdeps/wordsize-64/inttypes.h: Likewise. * wcsmbs/wchar.h: Likewise. * sysdeps/generic/bits/glob.c [_LIBC]: Define __stat using __xstat to allow compilation without optimization. 1998-08-14 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * nis/nss_compat/compat-grp.c: Set errno to ENOENT if we have no more entries. * nis/nss_compat/compat-initgroups.c: Likewise. * nis/nss_compat/compat-pwd.c: Likewise. * nis/nss_compat/compat-spwd.c: Likewise. * nis/nss_nis/nis-alias.c: Likewise. * nis/nss_nis/nis-ethers.c: Likewise. * nis/nss_nis/nis-grp.c: Likewise. * nis/nss_nis/nis-hosts.c: Likewise. * nis/nss_nis/nis-initgroups.c: Likewise. * nis/nss_nis/nis-network.c: Likewise. * nis/nss_nis/nis-proto.c: Likewise. * nis/nss_nis/nis-pwd.c: Likewise. * nis/nss_nis/nis-rpc.c: Likewise. * nis/nss_nis/nis-service.c: Likewise. * nis/nss_nis/nis-spwd.c: Likewise. * nis/rpcsvc/yp.h: Generate new without 1024 byte limits. * nis/ypclnt.c: Try binding dir only first time, could be to old. * nis/yp_xdr.c: Remove 1024 byte limit. * nis/ypupdate_xdr.c: Likewise. * nis/nss_nis/nis-publickey.c: Make sure, nobody could send wrong data.
99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
/* __sig_atomic_t, __sigset_t, and related definitions. SVR4 version.
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Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _SIGSET_H_types
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#define _SIGSET_H_types 1
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typedef int __sig_atomic_t;
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/* A `sigset_t' has a bit for each signal. */
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typedef struct
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{
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unsigned long int __sigbits[4];
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} __sigset_t;
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#endif /* ! _SIGSET_H_types */
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/* We only want to define these functions if <signal.h> was actually
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included; otherwise we were included just to define the types. Since we
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are namespace-clean, it wouldn't hurt to define extra macros. But
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trouble can be caused by functions being defined (e.g., any global
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register vars declared later will cause compilation errors). */
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#if !defined (_SIGSET_H_fns) && defined (_SIGNAL_H)
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#define _SIGSET_H_fns 1
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/* Return a mask that includes SIG only. */
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#define __sigmask(sig) (1 << ((sig) - 1))
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/* It's easier to assume 8-bit bytes than to get CHAR_BIT. */
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#define __NSSBITS (sizeof (__sigset_t) * 8)
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#define __SSELT(s) ((s) / __NSSBITS)
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#define __SSMASK(s) (1 << ((s) % __NSSBITS))
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#ifdef __USE_EXTERN_INLINES
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# ifndef _EXTERN_INLINE
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# define _EXTERN_INLINE extern __inline
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# endif
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_EXTERN_INLINE int
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__sigemptyset (__sigset_t *__set)
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{
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__set->__sigbits[0] = __set->__sigbits[1] =
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__set->__sigbits[2] = __set->__sigbits[3] = 0L;
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return 0;
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}
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_EXTERN_INLINE int
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__sigfillset (__sigset_t *__set)
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{
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/* SVR4 has a system call for `sigfillset' (!), and it only sets the bits
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for signals [1,31]. Setting bits for unimplemented signals seems
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harmless (and we will find out if it really is). */
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__set->__sigbits[0] = __set->__sigbits[1] =
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__set->__sigbits[2] = __set->__sigbits[3] = ~0L;
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return 0;
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}
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_EXTERN_INLINE int
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__sigaddset (__sigset_t *__set, int __sig)
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{
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__set->__sigbits[__SSELT (__sig)] |= __SSMASK (__sig);
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return 0;
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}
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_EXTERN_INLINE int
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__sigdelset (__sigset_t *__set, int __sig)
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{
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__set->__sigbits[__SSELT (__sig)] &= ~__SSMASK (__sig);
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return 0;
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}
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_EXTERN_INLINE int
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__sigismember (__const __sigset_t *__set, int __sig)
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{
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if (__set->__sigbits[__SSELT (__sig)] & __SSMASK (__sig))
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return 1;
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return 0;
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}
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#endif /* use extern inlines. */
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#endif /* ! _SIGSET_H_fns */
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