Revision 6079,
1.4 KB
checked in by cfields, 33 years ago
(diff) |
Initial revision
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1 | /* |
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2 | * Copyright (c) 1988 Regents of the University of California. |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms are permitted |
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6 | * provided that the above copyright notice and this paragraph are |
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7 | * duplicated in all such forms and that any documentation, |
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8 | * advertising materials, and other materials related to such |
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9 | * distribution and use acknowledge that the software was developed |
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10 | * by the University of California, Berkeley. The name of the |
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11 | * University may not be used to endorse or promote products derived |
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12 | * from this software without specific prior written permission. |
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13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
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14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
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15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
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16 | */ |
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17 | |
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18 | #if defined(LIBC_SCCS) && !defined(lint) |
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19 | static char sccsid[] = "@(#)strpbrk.c 5.5 (Berkeley) 7/14/88 + portability hacks by rick@seismo.css.gov"; |
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20 | #endif /* LIBC_SCCS and not lint */ |
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21 | |
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22 | #include <sys/param.h> |
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23 | #ifndef UCHAR_MAX |
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24 | #define UCHAR_MAX 0xFF |
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25 | #endif |
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26 | |
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27 | char * |
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28 | strpbrk(str, chars) |
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29 | register char *str, *chars; |
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30 | { |
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31 | static u_char charmap[UCHAR_MAX]; |
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32 | register int ch; |
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33 | register char *p; |
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34 | |
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35 | for (p = chars; ch = *p++;) |
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36 | charmap[ch] = 1; |
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37 | p = NULL; |
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38 | for (; ch = *str; ++str) |
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39 | if (charmap[ch]) { |
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40 | p = str; |
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41 | break; |
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42 | } |
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43 | while (ch = *chars++) |
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44 | charmap[ch] = 0; |
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45 | return(p); |
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46 | } |
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