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38 lines
656 B
C
38 lines
656 B
C
#include <string.h>
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#include <ctype.h>
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#include <basetsd.h>
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/* Implementation comes from wine/dlls/ntdll/wcstring.c */
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/*
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* @implemented
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*/
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long
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_wtol(const wchar_t *str)
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{
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unsigned long RunningTotal = 0;
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char bMinus = 0;
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if (str == NULL)
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return 0;
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while (iswctype(*str, _SPACE) ) {
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str++;
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} /* while */
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if (*str == L'+') {
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str++;
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} else if (*str == L'-') {
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bMinus = 1;
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str++;
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} /* if */
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while (*str >= L'0' && *str <= L'9') {
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RunningTotal = RunningTotal * 10 + *str - L'0';
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str++;
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} /* while */
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return bMinus ? 0-RunningTotal : RunningTotal;
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}
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