newlib/winsup/mingw/mingwex/btowc.c

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#include "mb_wc_common.h"
#include <wchar.h>
#include <stdio.h>
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
wint_t btowc (int c)
{
if (c == EOF)
return (WEOF);
else
{
unsigned char ch = c;
wchar_t wc = WEOF;
MultiByteToWideChar (get_codepage(), MB_ERR_INVALID_CHARS,
(char*)&ch, 1, &wc, 1);
return wc;
}
}