| 0,0 → 1,78 |
|---|
| /**************************************************************************** |
| * |
| * Open Watcom Project |
| * |
| * Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved. |
| * |
| * ======================================================================== |
| * |
| * This file contains Original Code and/or Modifications of Original |
| * Code as defined in and that are subject to the Sybase Open Watcom |
| * Public License version 1.0 (the 'License'). You may not use this file |
| * except in compliance with the License. BY USING THIS FILE YOU AGREE TO |
| * ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is |
| * provided with the Original Code and Modifications, and is also |
| * available at www.sybase.com/developer/opensource. |
| * |
| * The Original Code and all software distributed under the License are |
| * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| * EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM |
| * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR |
| * NON-INFRINGEMENT. Please see the License for the specific language |
| * governing rights and limitations under the License. |
| * |
| * ======================================================================== |
| * |
| * Description: WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE |
| * DESCRIBE IT HERE! |
| * |
| ****************************************************************************/ |
| |
| |
| #include "variety.h" |
| #include "widechar.h" |
| #include <stddef.h> |
| #include <string.h> |
| #include "setbits.h" |
| |
| /* The strcspn function computes the length of the initial segment of the |
| string pointed to by str which consists entirely of characters not from |
| the string pointed to by charset. The terminating NULL character is not |
| considered part of charset. |
| */ |
| |
| |
| _WCRTLINK size_t __F_NAME(strcspn,wcscspn) ( const CHAR_TYPE *str, const CHAR_TYPE *charset ) |
| { |
| #if defined(__WIDECHAR__) |
| |
| const CHAR_TYPE *p1; |
| const CHAR_TYPE *p2; |
| CHAR_TYPE tc1; |
| CHAR_TYPE tc2; |
| size_t len; |
| |
| len = 0; |
| for( p1 = str; tc1 = *p1; p1++, len++ ) { |
| for( p2 = charset; tc2 = *p2; p2++ ) { |
| if( tc1 == tc2 ) break; |
| } |
| if( tc2 != NULLCHAR ) break; |
| } |
| return( len ); |
| |
| #else |
| unsigned /*char*/ tc; |
| unsigned char vector[32]; |
| size_t len; |
| |
| __setbits( vector, charset ); |
| len = 0; |
| for( ; tc = (unsigned char) *str; ++len, ++str ) { |
| /* quit if we find any char in charset */ |
| if( ( vector[ tc >> 3 ] & _Bits[ tc & 0x07 ] ) != 0 ) break; |
| } |
| return( len ); |
| #endif |
| } |