da7e/42-ft_printf
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Add write error management

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This commit is contained in:
David Gailleton
2025-11-21 14:55:25 +01:00
parent 56c3d8ba94
commit 620054c92e
4 changed files with 21 additions and 10 deletions
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6
src/ft_printf.c
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@@ -6,7 +6,7 @@
/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */ /* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */ /* +#+#+#+#+#+ +#+ */
/* Created: 2025/11/17 10:54:03 by dgaillet #+# #+# */ /* Created: 2025/11/17 10:54:03 by dgaillet #+# #+# */
/* Updated: 2025/11/19 17:52:14 by dgaillet ### ########lyon.fr */ /* Updated: 2025/11/21 14:47:19 by dgaillet ### ########lyon.fr */
/* */ /* */
/* ************************************************************************** */ /* ************************************************************************** */
@@ -40,12 +40,14 @@ int ft_printf(const char *first_arg, ...)
va_list args; va_list args;
int nb_print; int nb_print;
int i; int i;
int temp;
nb_print = 0; nb_print = 0;
va_start(args, first_arg); va_start(args, first_arg);
i = 0; i = 0;
while (first_arg[i]) while (first_arg[i])
{ {
temp = nb_print;
if (first_arg[i] == '%') if (first_arg[i] == '%')
{ {
i++; i++;
@@ -53,6 +55,8 @@ int ft_printf(const char *first_arg, ...)
} }
else else
nb_print += write(1, &first_arg[i], 1); nb_print += write(1, &first_arg[i], 1);
if (temp > nb_print)
return (-1);
i++; i++;
} }
va_end(args); va_end(args);

9
src/ft_putnbr_base.c
View File

@@ -6,7 +6,7 @@
/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */ /* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */ /* +#+#+#+#+#+ +#+ */
/* Created: 2025/11/17 12:16:44 by dgaillet #+# #+# */ /* Created: 2025/11/17 12:16:44 by dgaillet #+# #+# */
/* Updated: 2025/11/17 12:43:17 by dgaillet ### ########lyon.fr */ /* Updated: 2025/11/21 14:49:36 by dgaillet ### ########lyon.fr */
/* */ /* */
/* ************************************************************************** */ /* ************************************************************************** */
@@ -14,11 +14,14 @@
int ft_putnbr_base(unsigned long long nbr, char *base, int base_size) int ft_putnbr_base(unsigned long long nbr, char *base, int base_size)
{ {
int i; int i;
char temp;
if (nbr == 0) if (nbr == 0)
return (0); return (0);
i = 1 + ft_putnbr_base(nbr / base_size, base, base_size); i = 1 + ft_putnbr_base(nbr / base_size, base, base_size);
ft_putchar_fd(base[nbr % base_size], 1); temp = base[nbr % base_size];
if (write(1, &temp, 1) < 0)
return (-10000);
return (i); return (i);
} }

8
src/print_pointer.c
View File

@@ -6,7 +6,7 @@
/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */ /* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */ /* +#+#+#+#+#+ +#+ */
/* Created: 2025/11/17 12:19:16 by dgaillet #+# #+# */ /* Created: 2025/11/17 12:19:16 by dgaillet #+# #+# */
/* Updated: 2025/11/17 12:53:27 by dgaillet ### ########lyon.fr */ /* Updated: 2025/11/21 14:51:15 by dgaillet ### ########lyon.fr */
/* */ /* */
/* ************************************************************************** */ /* ************************************************************************** */
@@ -17,9 +17,11 @@ int print_pointer(unsigned long long p)
{ {
if (!p) if (!p)
{ {
ft_putstr_fd("(nil)", 1); if (write(1, "(nil)", 5) < 0)
return (-1);
return (5); return (5);
} }
ft_putstr_fd("0x", 1); if (write(1, "0x", 2) < 0)
return (-1);
return (2 + ft_putnbr_base(p, "0123456789abcdef", 16)); return (2 + ft_putnbr_base(p, "0123456789abcdef", 16));
} }

8
src/print_str.c
View File

@@ -6,7 +6,7 @@
/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */ /* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */ /* +#+#+#+#+#+ +#+ */
/* Created: 2025/11/17 12:02:03 by dgaillet #+# #+# */ /* Created: 2025/11/17 12:02:03 by dgaillet #+# #+# */
/* Updated: 2025/11/17 12:51:56 by dgaillet ### ########lyon.fr */ /* Updated: 2025/11/21 14:54:08 by dgaillet ### ########lyon.fr */
/* */ /* */
/* ************************************************************************** */ /* ************************************************************************** */
@@ -16,9 +16,11 @@ int print_str(char *str)
{ {
if (!str) if (!str)
{ {
ft_putstr_fd("(null)", 1); if (write(1, "(null)", 6) < 0)
return (-1);
return (6); return (6);
} }
ft_putstr_fd(str, 1); if (write(1, str, ft_strlen(str)) < 0)
return (-1);
return (ft_strlen(str)); return (ft_strlen(str));
} }