splited src in category, more generic makefile

17 files changed, 1040 insertions, 0 deletions

diff --git a/src/io/ft_printf/convert.c b/src/io/ft_printf/convert.c
new file mode 100644
index 0000000..398c754
--- /dev/null
+++ b/src/io/ft_printf/convert.c
@@ -0,0 +1,122 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   printer.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/28 23:19:24 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/14 10:22:04 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include "libft.h"
+#include "ft_vasprintf.h"
+
+char	*convert(t_pformat *pformat, va_list ap)
+{
+	char			*str;
+
+	if (pformat == NULL)
+		return (NULL);
+	if (pformat->flags & FLAG_WIDTH_WILDCARD)
+	{
+		if (pformat->flags & FLAG_WIDTH_OVERWRITE)
+			(void)va_arg(ap, int);
+		else
+			pformat->width = va_arg(ap, int);
+		if (pformat->width < 0)
+		{
+			pformat->flags |= FLAG_MINUS;
+			pformat->width *= -1;
+		}
+	}
+	if (pformat->flags & FLAG_PRECISION_WILDCARD)
+		pformat->precision = va_arg(ap, int);
+	if ((str = convert_specifier(ap, pformat)) == NULL)
+		return (NULL);
+	return (str);
+}
+
+char	*convert_specifier(va_list ap, t_pformat *pformat)
+{
+	if (pformat->specifier == 'c')
+		return (convert_char(ap, pformat));
+	if (pformat->specifier == 's')
+		return (convert_str(ap, pformat));
+	if (pformat->specifier == 'p')
+		return (convert_ptr(ap, pformat));
+	if (pformat->specifier == 'd' || pformat->specifier == 'i')
+		return (convert_int(ap, pformat));
+	if (pformat->specifier == 'u')
+		return (convert_uint(ap, pformat));
+	if (pformat->specifier == 'x')
+		return (convert_hex(ap, pformat));
+	if (pformat->specifier == 'X')
+		return (convert_hex(ap, pformat));
+	if (pformat->specifier == '%')
+		return (convert_percent(ap, pformat));
+	if (pformat->specifier == 'n')
+		return (convert_written(ap, pformat));
+	else
+		return (convert_none(ap, pformat));
+	return (NULL);
+}
+
+char	*handle_width(t_pformat *pformat, char *str)
+{
+	char	*tmp;
+	int		len;
+	int		i;
+
+	if ((len = ft_strlen(str)) >= pformat->width)
+		return (str);
+	if ((tmp = (char*)malloc(sizeof(char) * (pformat->width + 1))) == NULL)
+		return (NULL);
+	if (pformat->flags & FLAG_MINUS)
+	{
+		i = len;
+		ft_strcpy(tmp, str);
+		while (i < pformat->width)
+			tmp[i++] = ' ';
+		tmp[i] = 0;
+	}
+	else
+	{
+		i = 0;
+		while (i <= pformat->width - len)
+			tmp[i++] = pformat->flags & FLAG_ZERO ? '0' : ' ';
+		ft_strcpy(tmp + i - 1, str);
+	}
+	free(str);
+	return (tmp);
+}
+
+char	*handle_precision(t_pformat *pformat, char *str)
+{
+	int		len;
+	char	*tmp;
+
+	if (pformat == NULL || str == NULL)
+		return (NULL);
+	if (ft_strchr("diuxX", pformat->specifier) && pformat->precision >= 0)
+		pformat->flags &= ~FLAG_ZERO;
+	len = ft_strlen(str);
+	if (pformat->precision == 0 && str[0] == '0')
+	{
+		free(str);
+		return (ft_strdup(""));
+	}
+	if (!ft_strchr("diuxXp", pformat->specifier) || len >= pformat->precision)
+		return (str);
+	if ((tmp = (char*)malloc(sizeof(char) * (pformat->precision + 1))) == NULL)
+		return (NULL);
+	ft_strcpy(tmp + pformat->precision - len, str);
+	while (pformat->precision-- > len)
+		tmp[pformat->precision - len] = '0';
+	free(str);
+	return (tmp);
+}
diff --git a/src/io/ft_printf/convert_char.c b/src/io/ft_printf/convert_char.c
new file mode 100644
index 0000000..c5f3a93
--- /dev/null
+++ b/src/io/ft_printf/convert_char.c
@@ -0,0 +1,53 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_char.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/30 23:22:29 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/05 23:44:42 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+static char	*handle_width_char(t_pformat *pformat, char *str)
+{
+	char	*tmp;
+	int		i;
+
+	pformat->size = 1;
+	if (1 >= pformat->width)
+		return (str);
+	if ((tmp = (char*)malloc(sizeof(char) * (pformat->width + 1))) == NULL)
+		return (NULL);
+	if (pformat->flags & FLAG_MINUS)
+	{
+		ft_memcpy(tmp, str, (i = 1) + 1);
+		while (i < pformat->width)
+			tmp[i++] = ' ';
+		tmp[i] = 0;
+	}
+	else
+	{
+		i = 0;
+		while (i <= pformat->width - 1)
+			tmp[i++] = pformat->flags & FLAG_ZERO ? '0' : ' ';
+		ft_memcpy(tmp + i - 1, str, 2);
+	}
+	free(str);
+	pformat->size = pformat->width;
+	return (tmp);
+}
+
+char		*convert_char(va_list ap, t_pformat *pformat)
+{
+	char	*str;
+
+	if ((str = ft_strnew(2)) == NULL)
+		return (NULL);
+	str[0] = va_arg(ap, int);
+	str[1] = '\0';
+	return (handle_width_char(pformat, str));
+}
diff --git a/src/io/ft_printf/convert_hex.c b/src/io/ft_printf/convert_hex.c
new file mode 100644
index 0000000..0464dc7
--- /dev/null
+++ b/src/io/ft_printf/convert_hex.c
@@ -0,0 +1,34 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_hex.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/30 23:23:06 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/05 23:58:59 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+char	*convert_hex(va_list ap, t_pformat *pformat)
+{
+	char					*str;
+	long long unsigned int	n;
+
+	n = length_modifier_unsigned_int(ap, pformat);
+	str = pformat->specifier == 'x' ? ITOA_HEX_LOW(n) : ITOA_HEX_UP(n);
+	str = handle_precision(pformat, str);
+	if (pformat->flags & FLAG_ZERO)
+	{
+		if (pformat->flags & FLAG_ALTERNATE && n != 0)
+			pformat->width -= 2;
+		str = handle_width(pformat, str);
+	}
+	if (pformat->flags & FLAG_ALTERNATE && n != 0)
+		str = ft_strjoin_free_snd(pformat->specifier == 'X' ? "0X" : "0x", str);
+	if (!(pformat->flags & FLAG_ZERO))
+		str = handle_width(pformat, str);
+	return (str);
+}
diff --git a/src/io/ft_printf/convert_int.c b/src/io/ft_printf/convert_int.c
new file mode 100644
index 0000000..2345f76
--- /dev/null
+++ b/src/io/ft_printf/convert_int.c
@@ -0,0 +1,40 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_int.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/30 23:29:53 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/06 00:00:09 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+char	*convert_int(va_list ap, t_pformat *pformat)
+{
+	int				is_neg;
+	long long int	n;
+	char			*str;
+
+	n = length_modifier_int(ap, pformat);
+	is_neg = n < 0;
+	str = ITOA_DEC(n);
+	if (is_neg)
+		ft_strcpy(str, str + 1);
+	str = handle_precision(pformat, str);
+	if (pformat->flags & FLAG_ZERO)
+	{
+		if (is_neg || pformat->flags & (FLAG_SIGNED | FLAG_SPACE))
+			pformat->width--;
+		str = handle_width(pformat, str);
+	}
+	if (is_neg)
+		str = ft_strjoin_free_snd("-", str);
+	else if (pformat->flags & (FLAG_SIGNED | FLAG_SPACE))
+		str = ft_strjoin_free_snd(pformat->flags & FLAG_SPACE ? " " : "+", str);
+	if (!(pformat->flags & FLAG_ZERO))
+		str = handle_width(pformat, str);
+	return (str);
+}
diff --git a/src/io/ft_printf/convert_none.c b/src/io/ft_printf/convert_none.c
new file mode 100644
index 0000000..358ef1b
--- /dev/null
+++ b/src/io/ft_printf/convert_none.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_none.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/04 19:30:25 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/05 23:44:13 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+char	*convert_none(va_list ap, t_pformat *pformat)
+{
+	char	*str;
+
+	(void)ap;
+	if ((str = ft_strdup("")) == NULL)
+		return (NULL);
+	str = handle_precision(pformat, str);
+	str = handle_width(pformat, str);
+	return (str);
+}
diff --git a/src/io/ft_printf/convert_percent.c b/src/io/ft_printf/convert_percent.c
new file mode 100644
index 0000000..813bb77
--- /dev/null
+++ b/src/io/ft_printf/convert_percent.c
@@ -0,0 +1,23 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_percent.c                                  :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/30 23:23:27 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/05 23:44:07 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+char	*convert_percent(va_list ap, t_pformat *pformat)
+{
+	char *str;
+
+	(void)ap;
+	str = ft_strdup("%");
+	str = handle_width(pformat, str);
+	return (str);
+}
diff --git a/src/io/ft_printf/convert_ptr.c b/src/io/ft_printf/convert_ptr.c
new file mode 100644
index 0000000..63babb9
--- /dev/null
+++ b/src/io/ft_printf/convert_ptr.c
@@ -0,0 +1,29 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_ptr.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/30 23:24:08 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/05 23:43:45 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+char	*convert_ptr(va_list ap, t_pformat *pformat)
+{
+	char *str;
+
+	str = ITOA_HEX_LOW((long long unsigned int)va_arg(ap, void*));
+	str = handle_precision(pformat, str);
+	if (!(pformat->flags & FLAG_ZERO))
+		str = ft_strjoin_free_snd("0x", str);
+	if (pformat->flags & FLAG_ZERO)
+		pformat->width -= 2;
+	str = handle_width(pformat, str);
+	if (pformat->flags & FLAG_ZERO)
+		str = ft_strjoin_free_snd("0x", str);
+	return (str);
+}
diff --git a/src/io/ft_printf/convert_str.c b/src/io/ft_printf/convert_str.c
new file mode 100644
index 0000000..7d51a5e
--- /dev/null
+++ b/src/io/ft_printf/convert_str.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_str.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/30 23:22:25 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/09 01:07:24 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+char	*convert_str(va_list ap, t_pformat *pformat)
+{
+	char *str;
+
+	str = va_arg(ap, char*);
+	str = str == NULL ? ft_strdup("(null)") : ft_strdup(str);
+	if (pformat->precision >= 0 && pformat->precision < (int)ft_strlen(str))
+		str[pformat->precision] = '\0';
+	str = handle_width(pformat, str);
+	return (str);
+}
diff --git a/src/io/ft_printf/convert_uint.c b/src/io/ft_printf/convert_uint.c
new file mode 100644
index 0000000..4207165
--- /dev/null
+++ b/src/io/ft_printf/convert_uint.c
@@ -0,0 +1,34 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_uint.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/30 23:25:40 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/05 23:44:19 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+char	*convert_uint(va_list ap, t_pformat *pformat)
+{
+	char					*str;
+	long long unsigned int	n;
+
+	if (pformat->flags & FLAG_SHORT)
+		n = (unsigned short)va_arg(ap, int);
+	else if (pformat->flags & FLAG_SHORT_SHORT)
+		n = (unsigned char)va_arg(ap, int);
+	else if (pformat->flags & FLAG_LONG)
+		n = va_arg(ap, long unsigned int);
+	else if (pformat->flags & FLAG_LONG_LONG)
+		n = va_arg(ap, long long unsigned int);
+	else
+		n = va_arg(ap, unsigned int);
+	str = ft_itoa_unsigned_base(n, "0123456789");
+	str = handle_precision(pformat, str);
+	str = handle_width(pformat, str);
+	return (str);
+}
diff --git a/src/io/ft_printf/convert_written.c b/src/io/ft_printf/convert_written.c
new file mode 100644
index 0000000..4beeaef
--- /dev/null
+++ b/src/io/ft_printf/convert_written.c
@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   convert_written.c                                  :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/30 23:38:28 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/05 23:59:24 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+char	*convert_written(va_list ap, t_pformat *pformat)
+{
+	if (pformat->flags & FLAG_SHORT)
+		pformat->written = (long long int*)va_arg(ap, signed char*);
+	if (pformat->flags & FLAG_SHORT_SHORT)
+		pformat->written = (long long int*)va_arg(ap, short*);
+	if (pformat->flags & FLAG_LONG)
+		pformat->written = (long long int*)va_arg(ap, long int*);
+	if (pformat->flags & FLAG_LONG_LONG)
+		pformat->written = va_arg(ap, long long int*);
+	else
+		pformat->written = (long long int*)va_arg(ap, int*);
+	return (NULL);
+}
diff --git a/src/io/ft_printf/extract.c b/src/io/ft_printf/extract.c
new file mode 100644
index 0000000..c56a777
--- /dev/null
+++ b/src/io/ft_printf/extract.c
@@ -0,0 +1,98 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   extract.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/29 00:10:36 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/10 10:33:33 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+const char	*extract_flags(t_pformat *pformat, const char *fmt)
+{
+	if (*fmt == '\0')
+		return (fmt);
+	while (ft_strchr(FLAGS_STR, *fmt) != NULL)
+	{
+		if (*fmt == '0')
+			pformat->flags |= FLAG_ZERO;
+		if (*fmt == '-')
+			pformat->flags |= FLAG_MINUS;
+		if (*fmt == '+')
+			pformat->flags |= FLAG_SIGNED;
+		if (*fmt == ' ')
+			pformat->flags |= FLAG_SPACE;
+		if (*fmt == '#')
+			pformat->flags |= FLAG_ALTERNATE;
+		if (*fmt == '\'')
+			;
+		fmt++;
+	}
+	if (pformat->flags & FLAG_SIGNED)
+		pformat->flags &= ~FLAG_SPACE;
+	return (fmt);
+}
+
+const char	*extract_width(t_pformat *pformat, const char *fmt)
+{
+	if (*fmt == '\0')
+		return (fmt);
+	if (*fmt == '*')
+	{
+		pformat->flags |= FLAG_WIDTH_WILDCARD;
+		fmt++;
+	}
+	if (!ft_isdigit(*fmt))
+		return (fmt);
+	pformat->width = ft_atoi(fmt);
+	while (*fmt && ft_isdigit(*fmt))
+		fmt++;
+	if (pformat->flags & FLAG_WIDTH_WILDCARD)
+		pformat->flags |= FLAG_WIDTH_OVERWRITE;
+	return (fmt);
+}
+
+const char	*extract_precision(t_pformat *pformat, const char *fmt)
+{
+	if (*fmt == '\0' || *fmt != '.')
+		return (fmt);
+	fmt++;
+	if (*fmt == '*')
+	{
+		pformat->flags |= FLAG_PRECISION_WILDCARD;
+		fmt++;
+	}
+	pformat->precision = ft_atoi(fmt);
+	while (*fmt && ft_isdigit(*fmt))
+		fmt++;
+	return (fmt);
+}
+
+const char	*extract_length_modifier(t_pformat *pformat, const char *fmt)
+{
+	if (fmt[0] && fmt[0] == 'l')
+	{
+		if (fmt[1] && fmt[1] == 'l')
+		{
+			pformat->flags |= FLAG_LONG_LONG;
+			return (fmt + 2);
+		}
+		pformat->flags |= FLAG_LONG;
+		return (fmt + 1);
+	}
+	if (fmt[0] && fmt[0] == 'h')
+	{
+		if (fmt[1] && fmt[1] == 'h')
+		{
+			pformat->flags |= FLAG_SHORT_SHORT;
+			return (fmt + 2);
+		}
+		pformat->flags |= FLAG_SHORT;
+		return (fmt + 1);
+	}
+	return (fmt);
+}
diff --git a/src/io/ft_printf/ft_printf.c b/src/io/ft_printf/ft_printf.c
new file mode 100644
index 0000000..daa0cf2
--- /dev/null
+++ b/src/io/ft_printf/ft_printf.c
@@ -0,0 +1,92 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_printf.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/29 00:15:28 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/13 08:56:49 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+int			ft_printf(const char *format, ...)
+{
+	t_printf_status	status;
+
+	if (format == NULL)
+		return (STATUS_ERROR);
+	if (!parse(format, &status.flist))
+		return (STATUS_ERROR);
+	va_start(status.ap, format);
+	status.format = format;
+	status.out = NULL;
+	status.out_size = 0;
+	while (*status.format)
+	{
+		if (*status.format == '%'
+			&& (status.format =
+				add_conversion(&status, status.flist->content)) == NULL)
+			return (destroy_status_error(&status));
+		else if ((status.format = add_between(&status)) == NULL)
+			return (destroy_status_error(&status));
+	}
+	va_end(status.ap);
+	list_destroy(&status.flist);
+	write(STDOUT_FILENO, status.out, status.out_size);
+	free(status.out);
+	return (status.out_size);
+}
+
+const char	*add_conversion(t_printf_status *status, t_pformat *pformat)
+{
+	char	*conversion_str;
+
+	conversion_str = convert(pformat, status->ap);
+	if (pformat->specifier == 'n')
+	{
+		if (pformat->written != NULL)
+			*pformat->written = status->out_size;
+		status->format += pformat->fmt_len;
+		list_pop_front(&status->flist);
+		return (status->format + 1);
+	}
+	if (conversion_str == NULL)
+		return (NULL);
+	if (pformat->specifier != 'c')
+		pformat->size = ft_strlen(conversion_str);
+	if ((status->out = ft_memjoin_free(status->out, status->out_size,
+									conversion_str, pformat->size)) == NULL)
+		return (NULL);
+	status->out_size += pformat->size;
+	free(conversion_str);
+	status->format += pformat->fmt_len;
+	list_pop_front(&status->flist);
+	return (status->format + 1);
+}
+
+const char	*add_between(t_printf_status *status)
+{
+	int i;
+
+	i = 0;
+	while (status->format[i] && status->format[i] != '%')
+		i++;
+	if ((status->out = ft_memjoin_free(status->out, status->out_size,
+									(void*)status->format, i)) == NULL)
+		return (NULL);
+	status->out_size += i;
+	return (status->format + i);
+}
+
+int			destroy_status_error(t_printf_status *status)
+{
+	if (status == NULL)
+		return (STATUS_ERROR);
+	va_end(status->ap);
+	list_destroy(&status->flist);
+	free(status->out);
+	return (STATUS_ERROR);
+}
diff --git a/src/io/ft_printf/ft_vasprintf.h b/src/io/ft_printf/ft_vasprintf.h
new file mode 100644
index 0000000..4110557
--- /dev/null
+++ b/src/io/ft_printf/ft_vasprintf.h
@@ -0,0 +1,155 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   header.h                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/29 00:06:46 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/13 09:29:23 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef HEADER_H
+# define HEADER_H
+
+# include <unistd.h>
+# include <stdlib.h>
+# include <stdarg.h>
+# include "libft.h"
+
+# define STATUS_ERROR -1
+
+# define SPECIFIERS_STR "nfcspdiuxX%"
+# define FLAGS_STR      "#0- +'"
+
+# define IS_STANDALONE_FLAG(c) (ft_strchr(FLAGS_STR, c) != NULL)
+
+# define FLAG_MINUS               (1 << 0)
+# define FLAG_ZERO                (1 << 1)
+# define FLAG_SIGNED              (1 << 2)
+# define FLAG_SPACE               (1 << 3)
+# define FLAG_ALTERNATE           (1 << 4)
+# define FLAG_SHORT               (1 << 5)
+# define FLAG_SHORT_SHORT         (1 << 6)
+# define FLAG_LONG                (1 << 7)
+# define FLAG_LONG_LONG           (1 << 8)
+# define FLAG_WIDTH_WILDCARD      (1 << 9)
+# define FLAG_PRECISION_WILDCARD  (1 << 10)
+# define FLAG_WIDTH_OVERWRITE     (1 << 11)
+
+# define ITOA_HEX_LOW(x) (ft_itoa_unsigned_base(x, "0123456789abcdef"))
+# define ITOA_HEX_UP(x)  (ft_itoa_unsigned_base(x, "0123456789ABCDEF"))
+# define ITOA_DEC(x)     (ft_itoa_base(x, "0123456789"))
+
+typedef int						t_bool;
+typedef short					t_flags;
+typedef long long int			t_big_int;
+typedef long long unsigned int	t_big_uint;
+
+typedef struct
+{
+	int				precision;
+	int				width;
+	t_flags			flags;
+	char			specifier;
+	int				fmt_len;
+	int				size;
+	long long int	*written;
+}					t_pformat;
+
+typedef struct		s_flist
+{
+	struct s_flist	*next;
+	t_pformat		*content;
+}					t_flist;
+
+typedef struct		s_printf_status
+{
+	va_list			ap;
+	t_flist			*flist;
+	const char		*format;
+	char			*out;
+	int				out_size;
+}					t_printf_status;
+
+/*
+** ft_printf.c
+*/
+
+int					ft_printf(const char *format, ...);
+const char			*add_conversion(t_printf_status *status,
+									t_pformat *pformat);
+const char			*add_between(t_printf_status *status);
+int					destroy_status_error(t_printf_status *status);
+
+/*
+** parse.c
+*/
+
+int					parse(const char *format, t_flist **flist);
+t_pformat			*parse_reduced(const char *fmt);
+
+/*
+** printer.c
+*/
+
+char				*convert(t_pformat *pformat, va_list ap);
+char				*convert_specifier(va_list ap, t_pformat *pformat);
+char				*handle_width(t_pformat *pformat, char *str);
+char				*handle_precision(t_pformat *pformat, char *str);
+
+/*
+** utils.c
+*/
+
+char				*ft_itoa_base(long long int n, char *base);
+char				*ft_itoa_unsigned_base(long long unsigned int n,
+											char *base);
+void				*ft_memjoin_free(void *dst, int dst_size, void *src,
+										int src_size);
+
+/*
+** extract.c
+*/
+
+const char			*extract_flags(t_pformat *pformat, const char *fmt);
+const char			*extract_width(t_pformat *pformat, const char *fmt);
+const char			*extract_precision(t_pformat *pformat, const char *fmt);
+const char			*extract_length_modifier(t_pformat *pformat,
+												const char *fmt);
+
+/*
+** list.c
+*/
+
+t_flist				*list_new(t_pformat *content);
+void				*list_destroy(t_flist **lst);
+void				list_push_front(t_flist **lst, t_flist *new);
+void				list_pop_front(t_flist **lst);
+t_flist				*list_reverse(t_flist *lst);
+
+/*
+** convert_*.c
+*/
+
+char				*convert_char(va_list ap, t_pformat *pformat);
+char				*convert_str(va_list ap, t_pformat *pformat);
+char				*convert_ptr(va_list ap, t_pformat *pformat);
+char				*convert_int(va_list ap, t_pformat *pformat);
+char				*convert_uint(va_list ap, t_pformat *pformat);
+char				*convert_hex(va_list ap, t_pformat *pformat);
+char				*convert_percent(va_list ap, t_pformat *pformat);
+char				*convert_written(va_list ap, t_pformat *pformat);
+char				*convert_double(va_list ap, t_pformat *pformat);
+char				*convert_none(va_list ap, t_pformat *pformat);
+
+/*
+** length_modifier.c
+*/
+
+t_big_uint			length_modifier_unsigned_int(
+							va_list ap, t_pformat *pformat);
+t_big_int			length_modifier_int(va_list ap, t_pformat *pformat);
+
+#endif
diff --git a/src/io/ft_printf/length_modifier.c b/src/io/ft_printf/length_modifier.c
new file mode 100644
index 0000000..88226da
--- /dev/null
+++ b/src/io/ft_printf/length_modifier.c
@@ -0,0 +1,39 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   length_modifier.c                                  :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/05 23:56:07 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/09 00:50:06 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+