82 lines
2.1 KiB
C
82 lines
2.1 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_printf.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 19:36:58 by tmaze #+# #+# */
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/* Updated: 2018/05/05 19:38:02 by tmaze ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libftprintf.h"
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int is_flag(char c)
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{
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return (c == '#' || c == '0' || c == '-' || c == '+' || c == ' ');
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}
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int ft_printf(const char *format, ...)
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{
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va_list ap;
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int i;
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char *ret;
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char flags[4];
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int dim[2];
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i = 0;
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ret = ft_strnew(0);
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va_start(ap, format);
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while (format[i])
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{
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if (format[i] == '%')
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{
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dim[0] = 0;
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while (dim[0] < 4)
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flags[dim[0]++] = 0;
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dim[0] = 0;
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dim[1] = 0;
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i++;
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while (is_flag(format[i]))
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{
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if (format[i] == '-')
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{
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flags[0] = '-';
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flags[2] = 0;
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}
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else if (format[i] == '+')
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flags[1] = '+';
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else if (format[i] == ' ' && flags[1] == 0)
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flags[1] = ' ';
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else if (format[i] == '0' && flags[0] == 0)
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flags[2] = '0';
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else
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flags[3] = '#';
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i++;
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}
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dim[0] = ft_atoi(&format[i]);
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while (ft_isdigit(format[i]))
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i++;
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if (format[i] == '.')
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{
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i++;
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dim[1] = ft_atoi(&format[i]);
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}
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while (ft_isdigit(format[i]))
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i++;
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if (format[i] == '%')
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write(1, "%", 1);
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else if (format[i] == 'd' || format[i] == 'i')
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ret = convert_d_i(flags, dim, va_arg(ap, int));
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write(1, ret, ft_strlen(ret));
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}
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else
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write(1, &format[i], 1);
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i++;
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}
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ft_strdel(&ret);
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va_end(ap);
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return (0);
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}
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