code: drawterm

ref: 5e5cd80755ea4c164eae70d876a3f9b864fe742e
dir: /libc/runestrecpy.c/

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

Rune*
runestrecpy(Rune *s1, Rune *es1, Rune *s2)
{
	if(s1 >= es1)
		return s1;

	while(*s1++ = *s2++){
		if(s1 == es1){
			s1[-1] = '\0';
			break;
		}
	}
	return s1-1;
}