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132 lines (123 loc) · 3.67 KB
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Copy pathft_printf.c
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132 lines (123 loc) · 3.67 KB
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tbui-quo <tbui-quo@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/01/23 13:57:07 by tbui-quo #+# #+# */
/* Updated: 2023/01/30 16:29:05 by tbui-quo ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
static int flag_check(const char format, va_list args)
{
size_t start_len;
start_len = 0;
if (format == 'd' || format == 'i')
return (ft_putnbr_base(va_arg(args, int), "0123456789", 10, start_len));
if (format == 'u')
return (ft_putnbr_base(va_arg(args, unsigned int),
"0123456789", 10, start_len));
if (format == 'x')
return (ft_putnbr_base(va_arg(args, unsigned int),
"0123456789abcdef", 16, start_len));
if (format == 'X')
return (ft_putnbr_base(va_arg(args, unsigned int),
"0123456789ABCDEF", 16, start_len));
if (format == 'c')
return (ft_putchar((char)va_arg(args, int)));
if (format == 's')
return (ft_putstr(va_arg(args, char *)));
if (format == '%')
return (ft_putchar('%'));
if (format == 'p')
return (ft_print_pointer(va_arg(args, void *)));
return (0);
}
int ft_printf(const char *format, ...)
{
va_list arg_ptr;
int current_index;
int c_printed;
current_index = 0;
c_printed = 0;
va_start(arg_ptr, format);
while (format[current_index])
{
if (format[current_index] == '%'
&& ft_strchr("cspdiuxX%", format[current_index + 1]) != 0)
{
c_printed += flag_check(format[current_index + 1], arg_ptr);
current_index++;
}
else
c_printed += ft_putchar(format[current_index]);
current_index++;
}
va_end(arg_ptr);
return (c_printed);
}
// int main(void)
// {
// // int age = 30;
// // char name[] = "John Smith";
// printf("Hello there! I like the numbers %d, %d, and %d", 1, 3, 7);
// return (0);
// }
// int main(void)
// {
// ft_printf("my| %x \n", 1234567890);
// printf("ori| %x ", 1234567890);
// }
// int main(void)
// {
// printf(" %p %p ", 0, 0);
// ft_printf(" %p %p ", 0, 0);
// }
// int main(void)
// {
// int num = 42;
// char c = 'A';
// char *str = "Hello, world!";
// void *ptr = #
//
// // Comparing %c
// printf("Standard printf: %c\n", c);
// ft_printf("Custom ft_printf: %c\n", c);
//
// // Comparing %s
// printf("Standard printf: %s\n", str);
// ft_printf("Custom ft_printf: %s\n", str);
//
// // Comparing %p
// printf("Standard printf: %p\n", ptr);
// ft_printf("Custom ft_printf: %p\n", ptr);
//
// // Comparing %d
// printf("Standard printf: %d\n", num);
// ft_printf("Custom ft_printf: %d\n", num);
//
// // Comparing %i
// printf("Standard printf: %i\n", num);
// ft_printf("Custom ft_printf: %i\n", num);
//
// // Comparing %u
// unsigned int unum = 42;
// printf("Standard printf: %u\n", unum);
// ft_printf("Custom ft_printf: %u\n", unum);
//
// // Comparing %x
// printf("Standard printf: %x\n", num);
// ft_printf("Custom ft_printf: %x\n", num);
//
// // Comparing %X
// printf("Standard printf: %X\n", num);
// ft_printf("Custom ft_printf: %X\n", num);
//
// // Comparing %%
// printf("Standard printf: %%\n");
// ft_printf("Custom ft_printf: %%\n");
//
// return 0;
// }