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/*
partial mbrlen implementation:
- doesn't change *ps
- ignores n
- s should not be NULL
- tests first char only
*/
#include "dictP.h"
#if HAVE_WCHAR_H
#include <wchar.h>
#endif
#include <assert.h>
#include <stddef.h>
size_t mbrlen__ (const char *s, size_t n, mbstate_t *ps)
{
int c;
assert (s); /* not implemented */
c = *(const unsigned char *)s;
if (c == 0)
return 0;
else if (MB_CUR_MAX__ == 1)
return 1;
else if (c <= 0x7F)
return 1;
else if (c <= 0xBF)
return (size_t) -1;
else if (c <= 0xDF)
return 2;
else if (c <= 0xEF)
return 3;
else if (c <= 0xF7)
return 4;
else if (c <= 0xFB)
return 5;
else if (c <= 0xFD)
return 6;
else
return (size_t) -1;
}
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