yalk/library.c at master · yahiaelidev/yalk · GitHub

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#include "ds.h"

void	ft_putchar(char c)
{
	write(1, &c, 1);
}

void	newline(void)
{
	write(1, "\n", 1);
}

int	ft_strlen(const char *str)
{
	int	i;

	i = 0;
	while (str[i])
		i++;
	return (i);
}

void	ft_putstr(char *str)
{
	int	i;

	i = 0;
	while (str[i])
		i++;
	write(1, str, i);
}

void	ft_putnbr_recursive(long nb, char *str, int *len)
{
	if (nb > 9)
		ft_putnbr_recursive(nb / 10, str, len);
	str[(*len)++] = nb % 10 + 48;
}

void	ft_putnbr(long nb, char *str, int *len)
{
	if (!nb)
	{
		write(1, "0", 1);
		return ;
	}
	if (nb < 0)
	{
		write(1, "-", 1);
		nb = -nb;
	}
	ft_putnbr_recursive(nb, str, len);
	str[*len] = '\n';
	write(1, str, *len + 1);
}

int	ft_strcmp(const char *s1, const char *s2)
{
	while (*s1 && (*s1 == *s2))
	{
		s1++;
		s2++;
	}
	return (*s1 - *s2);
}

int	ft_isdigit(int c)
{
	return (c >= ZERO && c <= NINE);
}

int	tok_issign(t_tok_type c)
{
	return (c == TOK_DIV || c == TOK_MULT || c == TOK_PLUS || c == TOK_MINUS);
}

int	tok_isparen(t_tok_type c)
{
	return (c == TOK_LPAREN || c == TOK_RPAREN);
}