Subversion Repositories planix.SVN

#include <u.h>
#include <libc.h>

char*
utfecpy(char *to, char *e, char *from)
{
        char *end;

        if(to >= e)
                return to;
        end = memccpy(to, from, '\0', e - to);
        if(end == nil){
                end = e;
                while(end>to && (*--end&0xC0)==0x80)
                        ;
                *end = '\0';
        }else{
                end--;
        }
        return end;
}