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Convert a single-byte character to a wide character
#include <wchar.h>
wint_t btowc( int c );
- c
- The single-byte character that you want to convert.
libc
Use the -l c option to
qcc
to link against this library.
This library is usually included automatically.
The btowc() function converts the given character (if it's a valid
one-byte character in the initial shift state) into a wide character.
This function is the single-byte version of
mbtowc().
The wide-character representation of the character, or WEOF
if c has the value EOF or
(unsigned char) c isn't a valid one-byte character
in the initial conversion state.
ANSI,
POSIX 1003.1
Safety: | |
Cancellation point |
No |
Interrupt handler |
No |
Signal handler |
Yes |
Thread |
Yes |
mbtowc()
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