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ft_printf.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ozamora- <ozamora-@student.42madrid.com +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/10/16 20:22:06 by ozamora- #+# #+# */
/* Updated: 2024/11/09 17:34:04 by ozamora- ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
size_t ft_putchar(char c);
size_t ft_putstr(char *str);
size_t ft_putptr(void *ptr);
size_t ft_putnbr(int nbr);
size_t ft_putnbr_base(unsigned long number, char *base);
size_t ft_putnbr_unsigned(unsigned int nbr);
static int check_type_and_print(char c, va_list args);
int ft_printf(const char *format, ...);
static int check_type_and_print(char c, va_list args)
{
int len;
len = 0;
if (c == 'c')
len += ft_putchar(va_arg(args, int));
else if (c == 's')
len += ft_putstr(va_arg(args, char *));
else if (c == 'p')
len += ft_putptr(va_arg(args, void *));
else if (c == 'd' || c == 'i')
len += ft_putnbr(va_arg(args, int));
else if (c == 'u')
len += ft_putnbr_unsigned(va_arg(args, unsigned int));
else if (c == 'x')
len += ft_putnbr_base((unsigned int)va_arg(args, unsigned int),
"0123456789abcdef");
else if (c == 'X')
len += ft_putnbr_base((unsigned int)va_arg(args, unsigned int),
"0123456789ABCDEF");
else if (c == '%')
len += ft_putchar('%');
return (len);
}
int ft_printf(const char *format, ...)
{
va_list args;
int print_len;
int i;
va_start(args, format);
i = 0;
print_len = 0;
while (format[i] != '\0')
{
if (format[i] == '%' && format[i + 1] != '\0')
{
print_len = print_len + check_type_and_print(format[i + 1], args);
i++;
}
else if (format[i] == '%' && format[i + 1] == '\0')
return (-1);
else
print_len += ft_putchar(format[i]);
i++;
}
va_end(args);
return (print_len);
}
// int main(void)
// {
// int expected_len;
// int ft_len;
// int og_len;
// int num;
// //printf("Testing %% at the end\n");
// // ft_len = ft_printf("Test%");
// // printf("\n");
// // og_len = printf("Test%9");
// // printf("\nft_printf length: %d, printf length: %d\n\n", ft_len, og_len);
// printf("Testing %%c:\n");
// ft_len = ft_printf("ft_printf: Char: %c\n", 'A');
// og_len = printf("og_printf: Char: %c\n", 'A');
// expected_len = og_len;
// printf("Expected length: %d, ft_printf length: %d, printf length: %d\n\n",
// expected_len, ft_len, og_len);
// printf("Testing %%s:\n");
// expected_len = 11;
// ft_len = ft_printf("ft_printf: String: %s\n", NULL);
// og_len = printf("og_printf: String: %s\n", (char *)NULL);
// printf("Expected length: %d, ft_printf length: %d, printf length: %d\n\n",
// expected_len, ft_len, og_len);
// num = 42;
// printf("Testing %%p:\n");
// ft_len = ft_printf("ft_printf: Pointer: %p\n", NULL);
// og_len = printf("og_printf: Pointer: %p\n", NULL);
// printf("ft_printf length: %d, printf length: %d\n\n", ft_len, og_len);
// printf("Testing %%d:\n");
// ft_len = ft_printf("ft_printf: Decimal: %d\n", 123);
// og_len = printf("og_printf: Decimal: %d\n", 123);
// expected_len = og_len;
// printf("Expected length: %d, ft_printf length: %d, printf length: %d\n\n",
// expected_len, ft_len, og_len);
// printf("Testing %%i:\n");
// ft_len = ft_printf("ft_printf: Integer: %i\n", 456);
// og_len = printf("og_printf: Integer: %i\n", 456);
// expected_len = og_len;
// printf("Expected length: %d, ft_printf length: %d, printf length: %d\n\n",
// expected_len, ft_len, og_len);
// printf("Testing %%u:\n");
// ft_len = ft_printf("ft_printf: Unsigned: %u\n", 12345);
// og_len = printf("og_printf: Unsigned: %u\n", 12345);
// expected_len = og_len;
// printf("Expected length: %d, ft_printf length: %d, printf length: %d\n\n",
// expected_len, ft_len, og_len);
// printf("Testing %%x:\n");
// ft_len = ft_printf("ft_printf: Hex lowercase: %x\n", 42);
// og_len = printf("og_printf: Hex lowercase: %x\n", 42);
// expected_len = og_len;
// printf("Expected length: %d, ft_printf length: %d, printf length: %d\n\n",
// expected_len, ft_len, og_len);
// printf("Testing %%X:\n");
// ft_len = ft_printf("ft_printf: Hex uppercase: %X\n", UINT_MAX);
// og_len = printf("og_printf: Hex uppercase: %X\n", UINT_MAX);
// expected_len = og_len;
// printf("Expected length: %d, ft_printf length: %d, printf length: %d\n\n",
// expected_len, ft_len, og_len);
// return (0);
// }