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

unsigned int linefeedCount(char* str, unsigned int size)
{
	unsigned int i = 0;
	unsigned int c = 0;
	while(c != size && *str)
	{
		if(*str == 10)
		{
			i++;
		}
		str=str+1;
		c++;
	}
	return i;
}

/**
* Writes a null-terminated string to the tty
*/
void writeStr(char* ntString)
{
	write(0, ntString, strlen(ntString));
}

/**
* Writes bytes from buffer `string` of length
* `length` to the tty
*/
void output(char* string, unsigned int length)
{
	write(0, string, length);
}

/**
* Reads and returns the single byte
* read from the tty.
*/
char getChar()
{
	char character;
	int b = read(0, &character, 1);
	return character;
}