1 /* 2 ** Copyright 2011, Oliver Tappe, zooey@hirschkaefer.de. All rights reserved. 3 ** Distributed under the terms of the MIT License. 4 */ 5 6 #include <wchar_private.h> 7 8 9 wint_t __btowc(int c)10__btowc(int c) 11 { 12 static mbstate_t internalMbState; 13 char character = (char)c; 14 wchar_t wc; 15 16 if (c == EOF) 17 return WEOF; 18 19 if (c == '\0') 20 return L'\0'; 21 22 { 23 int byteCount = __mbrtowc(&wc, &character, 1, &internalMbState); 24 25 if (byteCount != 1) 26 return WEOF; 27 } 28 29 return wc; 30 } 31 32 33 B_DEFINE_WEAK_ALIAS(__btowc, btowc); 34