shithub: riscv

ref: 4ad59914e8a570d869f4e66540578cc3bdbc04eb
dir: /sys/src/cmd/unix/drawterm/libc/runestrecpy.c/

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#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 = '\0';
			break;
		}
	}
	return s1;
}