wint_t(3type) — Linux manual page

wint_t(3type)                                               wint_t(3type)

NAME         top

       wint_t, WEOF - integer type capable of storing any wchar_t of WEOF

LIBRARY         top

       Standard C library (libc)

SYNOPSIS         top

       #include <wchar.h>

       typedef /* ... */  wint_t;

       #define WEOF        /* ... */

       #include <stdint.h>

       #define WINT_WIDTH  /* ... */
       #define WINT_MAX    /* ... */
       #define WINT_MIN    /* ... */

DESCRIPTION         top

       wint_t is a type used in functions that work with wide characters.
       It is capable of storing any valid wchar_t or WEOF.  It is an
       integer type.

       WEOF is used by wide-character functions to indicate the end of an
       input file or an error.  It is of type wint_t.

STANDARDS         top

       C11, POSIX.1-2008.

HISTORY         top

       C99, POSIX.1-2001.

       The WINT_WIDTH macro was added in C23.

NOTES         top

       The following header also provides wint_t and WEOF: <wctype.h>.

SEE ALSO         top

       wchar_t(3type), fputwc(3)

COLOPHON         top

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Linux man-pages 6.15            2025-05-17                  wint_t(3type)

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