From 620054c92ef3c31c62f1d45b1d6bb75c6add8ea7 Mon Sep 17 00:00:00 2001
From: David Gailleton <dgaillet@z4r9p6.42lyon.fr>
Date: Fri, 21 Nov 2025 14:55:25 +0100
Subject: [PATCH] Add write error management

---
 src/ft_printf.c      | 6 +++++-
 src/ft_putnbr_base.c | 9 ++++++---
 src/print_pointer.c  | 8 +++++---
 src/print_str.c      | 8 +++++---
 4 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/src/ft_printf.c b/src/ft_printf.c
index 9cb1f33..d5e5930 100644
--- a/src/ft_printf.c
+++ b/src/ft_printf.c
@@ -6,7 +6,7 @@
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   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;
 	int		nb_print;
 	int		i;
+	int		temp;
 
 	nb_print = 0;
 	va_start(args, first_arg);
 	i = 0;
 	while (first_arg[i])
 	{
+		temp = nb_print;
 		if (first_arg[i] == '%')
 		{
 			i++;
@@ -53,6 +55,8 @@ int	ft_printf(const char *first_arg, ...)
 		}
 		else
 			nb_print += write(1, &first_arg[i], 1);
+		if (temp > nb_print)
+			return (-1);
 		i++;
 	}
 	va_end(args);
diff --git a/src/ft_putnbr_base.c b/src/ft_putnbr_base.c
index 72414d7..43ae1bf 100644
--- a/src/ft_putnbr_base.c
+++ b/src/ft_putnbr_base.c
@@ -6,7 +6,7 @@
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   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	i;
+	int		i;
+	char	temp;
 
 	if (nbr == 0)
 		return (0);
 	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);
 }
diff --git a/src/print_pointer.c b/src/print_pointer.c
index eefe95e..5630f1e 100644
--- a/src/print_pointer.c
+++ b/src/print_pointer.c
@@ -6,7 +6,7 @@
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   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)
 	{
-		ft_putstr_fd("(nil)", 1);
+		if (write(1, "(nil)", 5) < 0)
+			return (-1);
 		return (5);
 	}
-	ft_putstr_fd("0x", 1);
+	if (write(1, "0x", 2) < 0)
+		return (-1);
 	return (2 + ft_putnbr_base(p, "0123456789abcdef", 16));
 }
diff --git a/src/print_str.c b/src/print_str.c
index ae7726c..0827787 100644
--- a/src/print_str.c
+++ b/src/print_str.c
@@ -6,7 +6,7 @@
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   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)
 	{
-		ft_putstr_fd("(null)", 1);
+		if (write(1, "(null)", 6) < 0)
+			return (-1);
 		return (6);
 	}
-	ft_putstr_fd(str, 1);
+	if (write(1, str, ft_strlen(str)) < 0)
+		return (-1);
 	return (ft_strlen(str));
 }