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/*
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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