diff options
Diffstat (limited to 'src/ft_printnbr.c')
| -rw-r--r-- | src/ft_printnbr.c | 77 |
1 files changed, 52 insertions, 25 deletions
diff --git a/src/ft_printnbr.c b/src/ft_printnbr.c index cd20025..282e7a8 100644 --- a/src/ft_printnbr.c +++ b/src/ft_printnbr.c @@ -6,48 +6,75 @@ /* By: dkaiser <dkaiser@student.42heilbronn.de +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2024/03/13 15:18:40 by dkaiser #+# #+# */ -/* Updated: 2024/03/13 15:49:00 by dkaiser ### ########.fr */ +/* Updated: 2024/03/15 12:40:43 by dkaiser ### ########.fr */ /* */ /* ************************************************************************** */ #include "../ft_printf.h" -#include <unistd.h> -static int get_len(long n) +static void printnbr_rec(int n, int *len) { - int len; - - len = 0; - if (n == 0) - return 1; - if (n < 0) - len++; - while (n) - { - len++; - n /= 10; - } - return len; + char c; + int success; + + if (*len < 0) + return ; + c = '0' + n % 10; + if (n > 9) + printnbr_rec(n / 10, len); + if (*len < 0) + return ; + success = write(1, &c, 1); + if (success < 0) + *len = -1; + else + (*len)++; } -int ft_printnbr(int nbr) +int ft_printnbr(int nbr) { - ft_putnbr_fd(nbr, 1); - return get_len(nbr); + int len; + + len = 0; + if (nbr == -2147483648) + return (write(1, "-2147483648", 11)); + if (nbr < 0) + { + len = write(1, "-", 1); + nbr *= -1; + } + printnbr_rec(nbr, &len); + if (len < 0) + return (-1); + return (len); } -static void printunbr_rec(unsigned int n) +static void printunbr_rec(unsigned int n, int *len) { char c; + int success; + if (*len < 0) + return ; c = '0' + n % 10; if (n > 9) - printunbr_rec(n / 10); - write(1, &c, 1); + printunbr_rec(n / 10, len); + if (*len < 0) + return ; + success = write(1, &c, 1); + if (success < 0) + *len = -1; + else + (*len)++; } -int ft_printunbr(unsigned int nbr) +int ft_printunbr(unsigned int nbr) { - printunbr_rec(nbr); - return get_len(nbr); + int len; + + len = 0; + printunbr_rec(nbr, &len); + if (len < 0) + return (-1); + return (len); } |