76 lines
2.7 KiB
C
76 lines
2.7 KiB
C
/****************************************************************************
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*
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* Open Watcom Project
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*
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* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*
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* ========================================================================
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*
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* This file contains Original Code and/or Modifications of Original
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* Code as defined in and that are subject to the Sybase Open Watcom
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* Public License version 1.0 (the 'License'). You may not use this file
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* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
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* provided with the Original Code and Modifications, and is also
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* available at www.sybase.com/developer/opensource.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
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* NON-INFRINGEMENT. Please see the License for the specific language
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* governing rights and limitations under the License.
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*
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* ========================================================================
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*
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* Description: WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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* DESCRIBE IT HERE!
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*
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****************************************************************************/
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#include "variety.h"
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#include <string.h>
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#ifdef M_I86
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extern char _WCFAR *fast_strset( char _WCFAR *, char );
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#pragma aux fast_strset = \
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0x1e /* push ds */\
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0x56 /* push si */\
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0x50 /* push ax */\
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0x8e 0xda /* mov ds,dx */\
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0x89 0xc6 /* mov si,ax */\
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0x88 0xdf /* mov bh,bl */\
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0xad /* L1:lodsw */\
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0x84 0xc0 /* test al,al */\
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0x74 0x0c /* je L3 */\
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0x84 0xe4 /* test ah,ah */\
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0x74 0x05 /* je L2 */\
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0x89 0x5c 0xfe /* mov -2[si],bx */\
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0xeb 0xf2 /* jmp L1 */\
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0x88 0x5c 0xfe /* L2:mov -2[si],bl */\
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0x58 /* L3:pop ax */\
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0x5e /* pop si */\
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0x1f /* pop ds */\
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parm caller [dx ax] [bl] \
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value [dx ax] \
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modify exact [bh];
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#endif
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_WCRTLINK char _WCFAR *_fstrset( char _WCFAR *s, int c )
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{
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//#ifdef M_I86
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//return( fast_strset( s, c ) );
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//#else
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char _WCFAR *p;
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for( p = s; *p; ++p ) {
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*p = c;
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}
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return( s );
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//#endif
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}
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