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MBSTOWCS(3)            FreeBSD Library Functions Manual            MBSTOWCS(3)

NAME
     mbstowcs - convert a character string to a wide-character string

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <stdlib.h>

     size_t
     mbstowcs(wchar_t * restrict wcstring, const char * restrict mbstring,
         size_t nwchars);

DESCRIPTION
     The mbstowcs() function converts a multibyte character string mbstring
     beginning in the initial conversion state into a wide character string
     wcstring.  No more than nwchars wide characters are stored.  A
     terminating null wide character is appended if there is room.

RETURN VALUES
     The mbstowcs() function returns the number of wide characters converted,
     not counting any terminating null wide character, or -1 if an invalid
     multibyte character was encountered.

ERRORS
     The mbstowcs() function will fail if:

     [EILSEQ]           An invalid multibyte sequence was detected.

     [EINVAL]           The conversion state is invalid.

SEE ALSO
     mbsrtowcs(3), mbtowc(3), multibyte(3)

STANDARDS
     The mbstowcs() function conforms to ISO/IEC 9899:1999 (``ISO C99'').

FreeBSD 11.0-PRERELEASE          April 8, 2004         FreeBSD 11.0-PRERELEASE

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | ERRORS | SEE ALSO | STANDARDS

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