code: 9ferno

ref: 6bb619c8db2867ddd9cd19c0aec05065f5ee0cae
dir: /libkern/strecpy.c/

View raw version 
#include <lib9.h>

char*
strecpy(char *to, char *e, char *from)
{
	if(to >= e)
		return to;
	to = memccpy(to, from, '\0', e - to);
	if(to == nil){
		to = e - 1;
		*to = '\0';
	}else{
		to--;
	}
	return to;
}