added

Author: Mohamed El mouhib

a.out

@@ -6,7 +6,7 @@
 /*   By: mel-mouh <[email protected]>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/11/18 23:07:50 by mel-mouh          #+#    #+#             */
-/*   Updated: 2024/11/19 22:39:42 by mel-mouh         ###   ########.fr       */
+/*   Updated: 2024/11/20 12:20:52 by mel-mouh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 

conversions.c

@@ -0,0 +1 @@
+Testing output with closed stdout

errors.log

@@ -6,7 +6,7 @@
 /*   By: mel-mouh <[email protected]>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/11/16 20:30:02 by mel-mouh          #+#    #+#             */
-/*   Updated: 2024/11/19 22:41:11 by mel-mouh         ###   ########.fr       */
+/*   Updated: 2024/11/20 12:30:35 by mel-mouh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,7 +18,7 @@ int	ft_printf(const char *str, ...)
 	int		count;
 	va_list	args;
 
-	if (str == NULL)
+	if (str == NULL || write(1, 0, 0) == -1)
 		return (-1);
 	va_start(args, str);
 	i = 0;

ft_printf.c

@@ -6,7 +6,7 @@
 /*   By: mel-mouh <[email protected]>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/11/18 19:32:03 by mel-mouh          #+#    #+#             */
-/*   Updated: 2024/11/19 22:00:54 by mel-mouh         ###   ########.fr       */
+/*   Updated: 2024/11/20 12:22:02 by mel-mouh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 

ft_putaddres.c

@@ -6,7 +6,7 @@
 /*   By: mel-mouh <[email protected]>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/11/18 23:10:38 by mel-mouh          #+#    #+#             */
-/*   Updated: 2024/11/19 22:00:54 by mel-mouh         ###   ########.fr       */
+/*   Updated: 2024/11/20 12:21:49 by mel-mouh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 

ft_putchar.c

@@ -6,7 +6,7 @@
 /*   By: mel-mouh <[email protected]>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/11/18 19:09:59 by mel-mouh          #+#    #+#             */
-/*   Updated: 2024/11/19 22:00:54 by mel-mouh         ###   ########.fr       */
+/*   Updated: 2024/11/20 12:21:48 by mel-mouh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 

ft_putnbr.c

@@ -6,7 +6,7 @@
 /*   By: mel-mouh <[email protected]>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/11/18 19:09:24 by mel-mouh          #+#    #+#             */
-/*   Updated: 2024/11/19 22:15:37 by mel-mouh         ###   ########.fr       */
+/*   Updated: 2024/11/20 12:21:45 by mel-mouh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 

ft_putnbrhex.c

@@ -6,7 +6,7 @@
 /*   By: mel-mouh <[email protected]>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/11/18 19:08:39 by mel-mouh          #+#    #+#             */
-/*   Updated: 2024/11/19 22:04:39 by mel-mouh         ###   ########.fr       */
+/*   Updated: 2024/11/20 12:21:43 by mel-mouh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 

ft_putstr.c

@@ -0,0 +1,39 @@
+#include <unistd.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include "ft_printf.h"
+
+int main(void)
+{
+    // Close the standard output (stdout)
+    fclose(stdout); 
+
+    // Redirect stderr to a file to verify error handling
+    int error_fd = open("errors.log", O_WRONLY | O_CREAT | O_TRUNC, 0644);
+    if (error_fd == -1)
+    {
+        perror("Failed to open errors.log");
+        return (1);
+    }
+    if (dup2(error_fd, STDERR_FILENO) == -1)
+    {
+        perror("Failed to redirect stderr");
+        close(error_fd);
+        return (1);
+    }
+
+    // Test ft_printf with stdout closed
+    int ret = ft_printf("Testing %s with closed stdout\n", "output");
+
+    // Check the return value of ft_printf
+    if (ret == -1)
+        dprintf(STDERR_FILENO, "ft_printf returned -1: Output is closed\n");
+
+    // Clean up
+    close(error_fd);
+
+    // Inform user about the results
+    printf("Check the errors.log file for the output.\n");
+    return (0);
+}