OpenBSD manual page server

NAME

btowc — convert a single byte character to a wide character

SYNOPSIS

#include <wchar.h>

wint_t
btowc(int c);

DESCRIPTION

The btowc() function converts a single byte character c in the initial shift state of the current locale to a corresponding wide character.

The behaviour of the btowc() is affected by the LC_CTYPE category of the current locale.

RETURN VALUES

The btowc() function returns:

WEOF

If c is EOF or if (unsigned char) c does not correspond to a valid single byte character representation.

(otherwise)

A wide character corresponding to c.

ERRORS

No errors are defined.

SEE ALSO

mbrtowc(3), setlocale(3), wctob(3)

STANDARDS

The btowc() function conforms to ISO/IEC 9899/AMD1:1995 (“ISO C90, Amendment 1”).