85 lines
2.3 KiB
C
85 lines
2.3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* convert_d_i.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2018/05/05 19:17:53 by tmaze #+# #+# */
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/* Updated: 2018/05/05 19:40:49 by tmaze ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libftprintf.h"
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char *apply_precision_d(char *s, int prec)
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{
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char *ret;
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char *tmp;
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int nb_fill;
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nb_fill = prec - ft_strlen(s);
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if ((ret = ft_strsub(s, 0, prec)) == NULL)
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return (NULL);
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ft_strdel(&s);
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if (nb_fill > 0 && (s = ft_strnew(nb_fill)) != NULL)
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{
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ft_memset(s, '0', nb_fill);
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tmp = ft_strjoin(s, ret);
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ft_strdel(&s);
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ft_strdel(&ret);
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ret = tmp;
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tmp = NULL;
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}
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ft_strdel(&tmp);
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return (ret);
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}
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char *apply_width_d(char *s, int width, char align)
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{
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char *add;
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char *tmp;
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if ((add = ft_strnew(width - ft_strlen(s))) == NULL)
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return (NULL);
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ft_memset(add, ' ', width - ft_strlen(s));
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if (align == '-')
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{
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tmp = add;
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add = s;
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s = tmp;
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}
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tmp = ft_strjoin(add, s);
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ft_strdel(&add);
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ft_strdel(&s);
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return (tmp);
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}
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char *convert_d_i(char *flags, int *dim, int nb)
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{
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char *ret;
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char *tmp;
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char *atoi;
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int atoi_len;
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atoi = ft_itoa(ft_abs(nb));
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atoi_len = ft_strlen(atoi);
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if (dim[1] > atoi_len)
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tmp = apply_precision_d(atoi, dim[1]);
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else
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tmp = atoi;
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atoi = ft_strnew((((flags[1] == '+' || flags[1] == ' ') && nb >= 0) || nb < 0) ? 1 : 0);
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if (flags[1] == '+' && nb >= 0)
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atoi[0] = '+';
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else if (flags[1] == ' ' && nb >= 0)
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atoi[0] = ' ';
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else if (nb <= 0)
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atoi[0] = '-';
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ret = ft_strjoin(atoi, tmp);
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ft_strdel(&atoi);
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ft_strdel(&tmp);
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if ((size_t)dim[0] > ft_strlen(ret))
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ret = apply_width_d(ret, dim[0], flags[0]);
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return (ret);
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}
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