added files copied in from libc. version numbers are screwed,
but are screwed for the rest of libkern's files, anyway.
This commit is contained in:
cgd
parent
962bceae59
commit
e685fd393f
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/* $Id: DEFS.h,v 1.1 1993/11/05 22:40:55 cgd Exp $ */
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#include <machine/asm.h>
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/*-
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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* $Id: SYS.h,v 1.1 1993/11/05 22:40:57 cgd 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 PIC
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#define PIC_PROLOGUE \
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pushl %ebx; \
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call 1f; \
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1: \
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popl %ebx; \
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addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx
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#define PIC_EPILOGUE \
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popl %ebx
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#define PIC_PLT(x) x@PLT
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#define PIC_GOT(x) x@GOT(%ebx)
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#define PIC_GOTOFF(x) x@GOTOFF(%ebx)
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#else
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#define PIC_PROLOGUE
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#define PIC_EPILOGUE
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#define PIC_PLT(x) x
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#define PIC_GOT(x) x
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#define PIC_GOTOFF(x) x
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#endif
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#define SYSCALL(x) 2: jmp cerror; ENTRY(x); lea SYS_/**/x,%eax; LCALL(7,0); jb 2b
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#define RSYSCALL(x) SYSCALL(x); ret
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#define PSEUDO(x,y) ENTRY(x); lea SYS_/**/y, %eax; ; LCALL(7,0); ret
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#define CALL(x,y) call _/**/y; addl $4*x,%esp
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/* gas fucks up offset -- although we don't currently need it, do for BCS */
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#define LCALL(x,y) .byte 0x9a ; .long y; .word x
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.globl cerror
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/* $Id: DEFS.h,v 1.1 1993/11/05 22:40:55 cgd Exp $ */
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#include <machine/asm.h>
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/*-
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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* $Id: SYS.h,v 1.1 1993/11/05 22:40:57 cgd 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 PIC
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#define PIC_PROLOGUE \
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pushl %ebx; \
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call 1f; \
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1: \
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popl %ebx; \
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addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx
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#define PIC_EPILOGUE \
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popl %ebx
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#define PIC_PLT(x) x@PLT
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#define PIC_GOT(x) x@GOT(%ebx)
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#define PIC_GOTOFF(x) x@GOTOFF(%ebx)
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#else
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#define PIC_PROLOGUE
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#define PIC_EPILOGUE
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#define PIC_PLT(x) x
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#define PIC_GOT(x) x
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#define PIC_GOTOFF(x) x
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#endif
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#define SYSCALL(x) 2: jmp cerror; ENTRY(x); lea SYS_/**/x,%eax; LCALL(7,0); jb 2b
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#define RSYSCALL(x) SYSCALL(x); ret
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#define PSEUDO(x,y) ENTRY(x); lea SYS_/**/y, %eax; ; LCALL(7,0); ret
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#define CALL(x,y) call _/**/y; addl $4*x,%esp
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/* gas fucks up offset -- although we don't currently need it, do for BCS */
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#define LCALL(x,y) .byte 0x9a ; .long y; .word x
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.globl cerror
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@ -0,0 +1,57 @@
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/*
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* Copyright (c) 1989 The Regents of the University of California.
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* All rights reserved.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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#if defined(LIBC_SCCS) && !defined(lint)
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/*static char *sccsid = "from: @(#)strncmp.c 5.6 (Berkeley) 1/26/91";*/
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static char *rcsid = "$Id: strncmp.c,v 1.1 1993/11/05 22:40:48 cgd Exp $";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/cdefs.h>
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#include <string.h>
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int
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strncmp(s1, s2, n)
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register const char *s1, *s2;
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register size_t n;
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{
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if (n == 0)
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return (0);
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do {
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if (*s1 != *s2++)
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return (*(unsigned char *)s1 - *(unsigned char *)--s2);
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if (*s1++ == 0)
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break;
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} while (--n != 0);
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return (0);
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}
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