MB_LEN_MAX(3) Linux Programmer's Manual MB_LEN_MAX(3)
NAME
MB_LEN_MAX - maximum multibyte length of a character across all locales
SYNOPSIS
#include <limits.h>
DESCRIPTION
The MB_LEN_MAX macro is the maximum number of bytes needed to represent
a single wide character, in any of the supported locales.
RETURN VALUE
A constant integer greater than zero.
CONFORMING TO
POSIX.1-2001, POSIX.1-2008, C99.
NOTES
The entities MB_LEN_MAX and sizeof(wchar_t) are totally unrelated. In
glibc, MB_LEN_MAX is typically 16 (6 in glibc versions earlier than
2.2), while sizeof(wchar_t) is 4.
SEE ALSO
MB_CUR_MAX(3)
COLOPHON
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Linux 2015-07-23 MB_LEN_MAX(3)