From 7fd21dc25dc31a3807962a3d1489fbfcb951b717 Mon Sep 17 00:00:00 2001
From: yctct <yctct@yctct.com>
Date: Tue, 17 Feb 2026 09:20:01 +0100
Subject: Add files, first commit

---
 ft_getline_utils.c | 137 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 ft_getline_utils.c

(limited to 'ft_getline_utils.c')

diff --git a/ft_getline_utils.c b/ft_getline_utils.c
new file mode 100644
index 0000000..d16dae1
--- /dev/null
+++ b/ft_getline_utils.c
@@ -0,0 +1,137 @@
+/*
+ft_getline Copyright (C) 2026 yctct
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+
+#include "ft_getline.h"
+
+char	*ft_strchr(const char *s, int c)
+{
+	size_t	i;
+	size_t	size;
+
+	size = 0;
+	while (s[size])
+		size++;
+	i = 0;
+	while (i <= size)
+	{
+		if (s[i] == (char)c)
+			return ((char *)&s[i]);
+		i++;
+	}
+	return (0);
+}
+char	*ft_strjoin(char *s1, char *s2)
+{
+	char	*ptr;
+	int		len_s1;
+	int		len_s2;
+
+	len_s1 = 0;
+	while (s1[len_s1])
+		len_s1++;
+	len_s2 = 0;
+	while (s2[len_s2])
+		len_s2++;
+	ptr = malloc(sizeof(char) * (len_s1 + len_s2 + 1));
+	if (!ptr)
+	{
+		free(s1);
+		return (NULL);
+	}
+	ft_strlcpy(ptr, s1, (len_s1 + 1));
+	ft_strlcat(ptr, s2, (len_s1 + len_s2 + 1));
+	free(s1);
+	return (ptr);
+}
+
+size_t	ft_strlcat(char *dest, const char *src, size_t size)
+{
+	size_t	dlen;
+	size_t	slen;
+
+	dlen = 0;
+	while (dest[dlen])
+		dlen++;
+	slen = 0;
+	while (src[slen])
+		slen++;
+	if (dlen >= size)
+		return (size + slen);
+	if (slen < size - dlen)
+		ft_memcpy(dest + dlen, src, slen + 1);
+	else
+	{
+		ft_memcpy(dest + dlen, src, size - dlen - 1);
+		dest[size - 1] = '\0';
+	}
+	return (dlen + slen);
+}
+
+void	*ft_memcpy(void *dest, const void *src, size_t n)
+{
+	unsigned char	*a;
+	const char		*b;
+
+	if (n == 0)
+		return (dest);
+	if (!dest || !src)
+		return (dest);
+	a = dest;
+	b = src;
+	while (n > 0)
+	{
+		*a++ = *b++;
+		n--;
+	}
+	return (dest);
+}
+
+size_t	ft_strlcpy(char *dest, const char *src, size_t size)
+{
+	unsigned int	i;
+
+	i = 0;
+	if (size > 0)
+	{
+		while (src[i] && i < (size - 1))
+		{
+			dest[i] = src[i];
+			i++;
+		}
+		dest[i] = '\0';
+	}
+	i = 0;
+	while (src[i])
+		i++;
+	return (i);
+}
+
+char	*ft_strdup(const char *s)
+{
+	char	*ptr;
+	int		len;
+
+	len = 0;
+	while (s[len])
+		len++;
+	ptr = (char *)malloc(len + 1);
+	if (!ptr)
+		return (NULL);
+	ft_strlcpy(ptr, s, len + 1);
+	return (ptr);
+}
-- 
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