Intial commit
This commit is contained in:
139
berkdb/PORT/clib/memmove.c
Normal file
139
berkdb/PORT/clib/memmove.c
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@@ -0,0 +1,139 @@
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/*-
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. 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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* Chris Torek.
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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[] = "@(#)bcopy.c 8.1 (Berkeley) 6/4/93";
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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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/*
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* sizeof(word) MUST BE A POWER OF TWO
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* SO THAT wmask BELOW IS ALL ONES
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*/
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typedef int word; /* "word" used for optimal copy speed */
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#define wsize sizeof(word)
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#define wmask (wsize - 1)
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/*
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* Copy a block of memory, handling overlap.
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* This is the routine that actually implements
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* (the portable versions of) bcopy, memcpy, and memmove.
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*/
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#ifdef MEMCOPY
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void *
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memcpy(dst0, src0, length)
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#else
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#ifdef MEMMOVE
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void *
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memmove(dst0, src0, length)
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#else
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void
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bcopy(src0, dst0, length)
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#endif
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#endif
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void *dst0;
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const void *src0;
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register size_t length;
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{
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register char *dst = dst0;
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register const char *src = src0;
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register size_t t;
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if (length == 0 || dst == src) /* nothing to do */
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goto done;
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/*
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* Macros: loop-t-times; and loop-t-times, t>0
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*/
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#define TLOOP(s) if (t) TLOOP1(s)
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#define TLOOP1(s) do { s; } while (--t)
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if ((unsigned long)dst < (unsigned long)src) {
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/*
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* Copy forward.
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*/
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t = (int)src; /* only need low bits */
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if ((t | (int)dst) & wmask) {
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/*
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* Try to align operands. This cannot be done
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* unless the low bits match.
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*/
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if ((t ^ (int)dst) & wmask || length < wsize)
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t = length;
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else
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t = wsize - (t & wmask);
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length -= t;
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TLOOP1(*dst++ = *src++);
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}
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/*
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* Copy whole words, then mop up any trailing bytes.
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*/
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t = length / wsize;
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TLOOP(*(word *)dst = *(word *)src; src += wsize; dst += wsize);
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t = length & wmask;
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TLOOP(*dst++ = *src++);
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} else {
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/*
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* Copy backwards. Otherwise essentially the same.
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* Alignment works as before, except that it takes
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* (t&wmask) bytes to align, not wsize-(t&wmask).
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*/
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src += length;
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dst += length;
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t = (int)src;
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if ((t | (int)dst) & wmask) {
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if ((t ^ (int)dst) & wmask || length <= wsize)
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t = length;
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else
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t &= wmask;
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length -= t;
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TLOOP1(*--dst = *--src);
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}
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t = length / wsize;
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TLOOP(src -= wsize; dst -= wsize; *(word *)dst = *(word *)src);
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t = length & wmask;
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TLOOP(*--dst = *--src);
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}
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done:
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#if defined(MEMCOPY) || defined(MEMMOVE)
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return (dst0);
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#else
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return;
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#endif
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}
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126
berkdb/PORT/clib/mktemp.c
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126
berkdb/PORT/clib/mktemp.c
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@@ -0,0 +1,126 @@
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/*
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* Copyright (c) 1987, 1993
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* The Regents of the University of California. 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[] = "@(#)mktemp.c 8.1 (Berkeley) 6/4/93";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <stdio.h>
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#include <ctype.h>
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static int _gettemp();
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mkstemp(path)
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char *path;
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{
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int fd;
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return (_gettemp(path, &fd) ? fd : -1);
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}
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char *
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mktemp(path)
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char *path;
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{
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return(_gettemp(path, (int *)NULL) ? path : (char *)NULL);
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}
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static
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_gettemp(path, doopen)
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char *path;
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register int *doopen;
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{
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extern int errno;
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register char *start, *trv;
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struct stat sbuf;
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u_int pid;
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pid = getpid();
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for (trv = path; *trv; ++trv); /* extra X's get set to 0's */
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while (*--trv == 'X') {
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*trv = (pid % 10) + '0';
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pid /= 10;
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}
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/*
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* check the target directory; if you have six X's and it
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* doesn't exist this runs for a *very* long time.
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*/
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for (start = trv + 1;; --trv) {
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if (trv <= path)
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break;
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if (*trv == '/') {
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*trv = '\0';
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if (stat(path, &sbuf))
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return(0);
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if (!S_ISDIR(sbuf.st_mode)) {
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errno = ENOTDIR;
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return(0);
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}
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*trv = '/';
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break;
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}
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}
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for (;;) {
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if (doopen) {
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if ((*doopen =
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open(path, O_CREAT|O_EXCL|O_RDWR, 0600)) >= 0)
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return(1);
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if (errno != EEXIST)
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return(0);
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}
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else if (stat(path, &sbuf))
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return(errno == ENOENT ? 1 : 0);
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/* tricky little algorithm for backward compatibility */
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for (trv = start;;) {
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if (!*trv)
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return(0);
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if (*trv == 'z')
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*trv++ = 'a';
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else {
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if (isdigit(*trv))
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*trv = 'a';
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else
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++*trv;
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break;
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}
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}
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}
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/*NOTREACHED*/
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}
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54
berkdb/PORT/clib/snprintf.c
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54
berkdb/PORT/clib/snprintf.c
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@@ -0,0 +1,54 @@
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#include <sys/types.h>
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#include <sys/cdefs.h>
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#include <compat.h>
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#ifdef __STDC__
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#include <stdarg.h>
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#else
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#include <varargs.h>
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#endif
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int
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#ifdef __STDC__
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snprintf(char *str, size_t n, const char *fmt, ...)
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#else
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snprintf(str, n, fmt, va_alist)
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char *str;
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size_t n;
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const char *fmt;
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va_dcl
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#endif
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{
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va_list ap;
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char *rp;
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int rval;
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#ifdef __STDC__
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va_start(ap, fmt);
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#else
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va_start(ap);
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#endif
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#ifdef VSPRINTF_CHARSTAR
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rp = vsprintf(str, fmt, ap);
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va_end(ap);
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return (strlen(rp));
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#else
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rval = vsprintf(str, fmt, ap);
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va_end(ap);
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return (rval);
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#endif
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}
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int
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vsnprintf(str, n, fmt, ap)
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char *str;
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size_t n;
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const char *fmt;
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va_list ap;
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{
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#ifdef VSPRINTF_CHARSTAR
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return (strlen(vsprintf(str, fmt, ap)));
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#else
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return (vsprintf(str, fmt, ap));
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#endif
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}
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67
berkdb/PORT/clib/strerror.c
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67
berkdb/PORT/clib/strerror.c
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@@ -0,0 +1,67 @@
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/*
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. 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.
|
||||
* 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
|
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* 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.
|
||||
*
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* 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
|
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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[] = "@(#)strerror.c 8.1 (Berkeley) 6/4/93";
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#endif /* LIBC_SCCS and not lint */
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#include <string.h>
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char *
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strerror(num)
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int num;
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{
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extern int sys_nerr;
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extern char *sys_errlist[];
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#define UPREFIX "Unknown error: "
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static char ebuf[40] = UPREFIX; /* 64-bit number + slop */
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register unsigned int errnum;
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register char *p, *t;
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char tmp[40];
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errnum = num; /* convert to unsigned */
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if (errnum < sys_nerr)
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return(sys_errlist[errnum]);
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/* Do this by hand, so we don't include stdio(3). */
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t = tmp;
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do {
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*t++ = "0123456789"[errnum % 10];
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} while (errnum /= 10);
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for (p = ebuf + sizeof(UPREFIX) - 1;;) {
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*p++ = *--t;
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if (t <= tmp)
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break;
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}
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return(ebuf);
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}
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Block a user