.\" t
.\" @(#)char2uni.3		03/24/2024
.TH char2uni 3x "AfterStep v.2.2.12" "Mar 24 2024" "AfterStep X11 window manager"
.UC
.SH NAME
\fBchar2uni\fP\ \- handling on Unicode, UTF-8 and localized 8 bit encodings
libAfterImage/CHAR_SIZE
.SH NAMECHAR_SIZE
\- Convenient macro so we can transparently determine the number of bytes that character spans\&. It assumes UTF\-8 encoding when I18N is enabled\&.

.SH SOURCE
.in +4n

.fi
/* size of the UTF\-8 encoded character is based on value of 
 * the first byte : */
#define UTF8_CHAR_SIZE(c)   ((((c)&0xC0)==0xC0)? \\
                             (((c)&0x20)? \\
                             (((c)&0x10)? \\
                             (((c)&0x08)? \\
                             (((c)&0x04)?6:5):4):3):2):1)
#ifdef WIN32
#define UNICODE_CHAR_SIZE(c)    sizeof(UNICODE_CHAR)
#endif
#define CHAR_SIZE(c)            1
.fi

.in