#include<unistd.h>
#include<fcntl.h>
#include<string.h>

void main(){
	char l1 = 'b';
	char buffer[1024];
	char l2 = 'c';
	for(int i = 0; i < sizeof(buffer); i++)
		buffer[i] = 'z';
	int fd = open("readfile_wrong.c", O_RDONLY);
	ssize_t readlen = read(fd, buffer, sizeof(buffer));
	close(fd);
	write(1, buffer, readlen);
	char other_buffer[1024];
	size_t copylen = sizeof(other_buffer) > sizeof(buffer)? sizeof(buffer):sizeof(other_buffer);
	strncpy(other_buffer, buffer, copylen);
}