implement system dependant missing parts of the ANSI C Library standard

This commit is contained in:
bdc 1996-10-02 01:13:55 +00:00
parent 00b7fcaa3d
commit 2deadc5f66
12 changed files with 170 additions and 0 deletions

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@ -107,6 +107,7 @@ SCSHOBJS = \
scsh/flock.o scsh/flock1.o \
scsh/machine/stdio_dep.o \
scsh/machine/time_dep1.o \
scsh/machine/libansi.o \
scsh/network.o scsh/network1.o \
scsh/putenv.o \
scsh/rdelim.o \

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scsh/aix/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/bsd/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/cxux/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/generic/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/hpux/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/irix/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/linux/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/next/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/solaris/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/

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scsh/sunos/libansi.c Normal file
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/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
**
** For SunOS we provide raise and memmove from the BSD distribution.
**
*/
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
#if 0
static char sccsid[] = "@(#)raise.c 8.1 (Berkeley) 6/4/93";
#else
static char rcsid[] = "$NetBSD: raise.c,v 1.5 1995/02/27 04:35:54 cgd Exp $";
#endif
#endif /* LIBC_SCCS and not lint */
#include <signal.h>
#include <unistd.h>
int
raise(s)
int s;
{
return(kill(getpid(), s));
}
#include <string.h>
/*
* sizeof(word) MUST BE A POWER OF TWO
* SO THAT wmask BELOW IS ALL ONES
*/
typedef long word; /* "word" used for optimal copy speed */
#define wsize sizeof(word)
#define wmask (wsize - 1)
void *
memmove(dst0, src0, length)
void *dst0;
const void *src0;
register size_t length;
{
register char *dst = dst0;
register const char *src = src0;
register size_t t;
if (length == 0 || dst == src) /* nothing to do */
goto done;
/*
* Macros: loop-t-times; and loop-t-times, t>0
*/
#define TLOOP(s) if (t) TLOOP1(s)
#define TLOOP1(s) do { s; } while (--t)
if ((unsigned long)dst < (unsigned long)src) {
/*
* Copy forward.
*/
t = (long)src; /* only need low bits */
if ((t | (long)dst) & wmask) {
/*
* Try to align operands. This cannot be done
* unless the low bits match.
*/
if ((t ^ (long)dst) & wmask || length < wsize)
t = length;
else
t = wsize - (t & wmask);
length -= t;
TLOOP1(*dst++ = *src++);
}
/*
* Copy whole words, then mop up any trailing bytes.
*/
t = length / wsize;
TLOOP(*(word *)dst = *(word *)src; src += wsize; dst += wsize);
t = length & wmask;
TLOOP(*dst++ = *src++);
} else {
/*
* Copy backwards. Otherwise essentially the same.
* Alignment works as before, except that it takes
* (t&wmask) bytes to align, not wsize-(t&wmask).
*/
src += length;
dst += length;
t = (long)src;
if ((t | (long)dst) & wmask) {
if ((t ^ (long)dst) & wmask || length <= wsize)
t = length;
else
t &= wmask;
length -= t;
TLOOP1(*--dst = *--src);
}
t = length / wsize;
TLOOP(src -= wsize; dst -= wsize; *(word *)dst = *(word *)src);
t = length & wmask;
TLOOP(*--dst = *--src);
}
done:
return (dst0);
}

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scsh/ultrix/libansi.c Normal file
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@ -0,0 +1,3 @@
/* OS-dependent support for what is supposed to be the standard ANSI C Library.
** Copyright (c) 1996 by Brian D. Carlstrom.
*/