From: Lukas Jiriste <ljiriste@student.42prague.com>
Date: Thu, 7 Sep 2023 12:57:26 +0000 (+0200)
Subject: Changed ft_strlcat so it correctly handles size = 0 with dst = NULL.
X-Git-Url: https://git.ljiriste.work/?a=commitdiff_plain;h=refs%2Fheads%2F42Project;p=Libft.git

Changed ft_strlcat so it correctly handles size = 0 with dst = NULL.
(according to alelievr/libft-unit-test)
---

diff --git a/ft_strlcat.c b/ft_strlcat.c
index 08395ca..0fdfb1e 100644
--- a/ft_strlcat.c
+++ b/ft_strlcat.c
@@ -6,7 +6,7 @@
 /*   By: ljiriste <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/06/12 17:32:33 by ljiriste          #+#    #+#             */
-/*   Updated: 2023/09/05 18:40:14 by ljiriste         ###   ########.fr       */
+/*   Updated: 2023/09/07 14:51:19 by ljiriste         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,12 +14,10 @@
 #include <sys/types.h>
 #include "libft.h"
 
-size_t	ft_strlcat(char *dst, const char *src, size_t size)
+static size_t	unprotected_strlcat(char *dst, const char *src, size_t size)
 {
 	size_t	length;
 
-	if ((dst == NULL && src == NULL) || size == 0)
-		return (0);
 	length = 0;
 	while (*dst && size > length)
 	{
@@ -42,3 +40,12 @@ size_t	ft_strlcat(char *dst, const char *src, size_t size)
 	}
 	return (length);
 }
+
+size_t	ft_strlcat(char *dst, const char *src, size_t size)
+{
+	if (dst == NULL && src == NULL)
+		return (0);
+	if (size == 0)
+		return (ft_strlen(src));
+	return (unprotected_strlcat(dst, src, size));
+}