54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/*
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* memmove.c
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*
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* grabbed from X11R6 Xbsd/Berklib.c
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*/
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/*
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Copyright (c) 1987 X Consortium
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of the X Consortium shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from the X Consortium.
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*/
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char *memmove (b1, b2, length)
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register char *b1, *b2;
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register int length;
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{
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char *sb1 = b1;
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if (b2 < b1) {
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b1 += length;
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b2 += length;
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while (length--)
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*--b1 = *--b2;
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} else {
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while (length--)
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*b1++ = *b2++;
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}
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return sb1;
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}
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