f14fb60209
* Updating common/lib * Updating lib/csu * Updating lib/libc * Updating libexec/ld.elf_so * Corrected test on __minix in featuretest to actually follow the meaning of the comment. * Cleaned up _REENTRANT-related defintions. * Disabled -D_REENTRANT for libfetch * Removing some unneeded __NBSD_LIBC defines and tests Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
87 lines
2.7 KiB
C
87 lines
2.7 KiB
C
/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)SYS.h 5.5 (Berkeley) 5/7/91
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* $NetBSD: SYS.h,v 1.11 2011/11/18 20:43:01 joerg Exp $
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*/
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#include <machine/asm.h>
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#include <sys/syscall.h>
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#ifdef __STDC__
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#define SYSTRAP(x) movl $(SYS_ ## x),%eax; movq %rcx, %r10; syscall
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#else
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#define SYSTRAP(x) movl $(SYS_/**/x),%eax; movq %rcx, %r10; syscall
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#endif
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#define CERROR _C_LABEL(__cerror)
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#define CURBRK _C_LABEL(__curbrk)
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#define _SYSCALL_NOERROR(x,y) \
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ENTRY(x); \
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SYSTRAP(y)
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#define _SYSCALL_ERR \
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jmp CERROR
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#define _SYSCALL(x,y) \
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.text; _ALIGN_TEXT; \
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2: _SYSCALL_ERR; \
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_SYSCALL_NOERROR(x,y); \
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jc 2b
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#define SYSCALL_NOERROR(x) \
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_SYSCALL_NOERROR(x,x)
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#define SYSCALL(x) \
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_SYSCALL(x,x)
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#define PSEUDO_NOERROR(x,y) \
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_SYSCALL_NOERROR(x,y); \
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ret
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#define PSEUDO(x,y) \
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_SYSCALL_NOERROR(x,y); \
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jc 2f; \
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ret; \
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2: _SYSCALL_ERR
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#define RSYSCALL_NOERROR(x) \
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PSEUDO_NOERROR(x,x)
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#define RSYSCALL(x) \
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PSEUDO(x,x)
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#define WSYSCALL(weak,strong) \
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WEAK_ALIAS(weak,strong); \
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PSEUDO(strong,weak)
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.globl CERROR
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