Section (3) fgetwc
fgetwc, getwc — read a wide character from a FILE stream
#include <stdio.h> #include <wchar.h>
fgetwc() function is the
wide-character equivalent of the fgetc(3) function. It reads
a wide character from
stream and returns it. If the
end of stream is reached, or if
ferror(stream) becomes true,
WEOF. If a
wide-character conversion error occurs, it sets
errno to EILSEQ and returns
getwc() function or
macro functions identically to
fgetwc(). It may be implemented as a macro,
and may evaluate its argument more than once. There is no
reason ever to use it.
For nonlocking counterparts, see unlocked_stdio(3).
returns the next wide-character from the stream, or
WEOF. In the event of an error,
errno is set to indicate the
Apart from the usual ones, there is
The data obtained from the input stream does not form a valid character.
For an explanation of the terms used in this section, see attributes(7).
The behavior of
depends on the
category of the current locale.
In the absence of additional information passed to the
fopen(3) call, it is
reasonable to expect that
fgetwc() will actually read a multibyte
sequence from the stream and then convert it to a wide
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OpenGroup_zsingle_quotesz_s Single UNIX specification
Modified Tue Oct 16 23:18:40 BST 2001 by John Levon <mozcompsoc.man.ac.uk>