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| 1 | /*
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| 2 | * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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| 3 | * See the copyright notice in the ACK home directory, in the file "Copyright".
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| 4 | */
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| 5 | /* $Header: /cvsup/minix/src/lib/ansi/mblen.c,v 1.1.1.1 2005/04/21 14:56:05 beng Exp $ */
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| 6 |
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| 7 | #include <stdlib.h>
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| 8 | #include <limits.h>
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| 9 |
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| 10 | #define CHAR_SHIFT 8
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| 11 |
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| 12 | int
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| 13 | mblen(const char *s, size_t n)
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| 14 | {
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| 15 | if (s == (const char *)NULL) return 0; /* no state dependent codings */
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| 16 | if (n <= 0) return 0;
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| 17 | return (*s != 0);
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| 18 | }
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