From 2deadc5f66d3e0c345e80f441a508477cb14ba2f Mon Sep 17 00:00:00 2001 From: bdc Date: Wed, 2 Oct 1996 01:13:55 +0000 Subject: [PATCH] implement system dependant missing parts of the ANSI C Library standard --- Makefile.in | 1 + scsh/aix/libansi.c | 3 + scsh/bsd/libansi.c | 3 + scsh/cxux/libansi.c | 3 + scsh/generic/libansi.c | 3 + scsh/hpux/libansi.c | 3 + scsh/irix/libansi.c | 3 + scsh/linux/libansi.c | 3 + scsh/next/libansi.c | 3 + scsh/solaris/libansi.c | 3 + scsh/sunos/libansi.c | 139 +++++++++++++++++++++++++++++++++++++++++ scsh/ultrix/libansi.c | 3 + 12 files changed, 170 insertions(+) create mode 100644 scsh/aix/libansi.c create mode 100644 scsh/bsd/libansi.c create mode 100644 scsh/cxux/libansi.c create mode 100644 scsh/generic/libansi.c create mode 100644 scsh/hpux/libansi.c create mode 100644 scsh/irix/libansi.c create mode 100644 scsh/linux/libansi.c create mode 100644 scsh/next/libansi.c create mode 100644 scsh/solaris/libansi.c create mode 100644 scsh/sunos/libansi.c create mode 100644 scsh/ultrix/libansi.c diff --git a/Makefile.in b/Makefile.in index e046608..915a86c 100644 --- a/Makefile.in +++ b/Makefile.in @@ -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 \ diff --git a/scsh/aix/libansi.c b/scsh/aix/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/aix/libansi.c @@ -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. +*/ diff --git a/scsh/bsd/libansi.c b/scsh/bsd/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/bsd/libansi.c @@ -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. +*/ diff --git a/scsh/cxux/libansi.c b/scsh/cxux/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/cxux/libansi.c @@ -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. +*/ diff --git a/scsh/generic/libansi.c b/scsh/generic/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/generic/libansi.c @@ -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. +*/ diff --git a/scsh/hpux/libansi.c b/scsh/hpux/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/hpux/libansi.c @@ -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. +*/ diff --git a/scsh/irix/libansi.c b/scsh/irix/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/irix/libansi.c @@ -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. +*/ diff --git a/scsh/linux/libansi.c b/scsh/linux/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/linux/libansi.c @@ -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. +*/ diff --git a/scsh/next/libansi.c b/scsh/next/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/next/libansi.c @@ -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. +*/ diff --git a/scsh/solaris/libansi.c b/scsh/solaris/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/solaris/libansi.c @@ -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. +*/ diff --git a/scsh/sunos/libansi.c b/scsh/sunos/libansi.c new file mode 100644 index 0000000..04370cd --- /dev/null +++ b/scsh/sunos/libansi.c @@ -0,0 +1,139 @@ +/* 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 +#include + +int +raise(s) + int s; +{ + return(kill(getpid(), s)); +} + +#include + +/* + * 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); +} diff --git a/scsh/ultrix/libansi.c b/scsh/ultrix/libansi.c new file mode 100644 index 0000000..bcd6e0e --- /dev/null +++ b/scsh/ultrix/libansi.c @@ -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. +*/