86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_strjoin.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: gbaconni <gbaconni@42lausanne.ch> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2021/08/19 11:25:51 by gbaconni #+# #+# */
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/* Updated: 2021/08/20 14:02:25 by gbaconni ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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static int ft_strlen(char *str)
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{
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int len;
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len = 0;
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while (str[len] != '\0')
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len++;
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return (len);
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}
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char *ft_strcat(char *dest, char *src)
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{
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char *s1;
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char *s2;
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s1 = dest;
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s2 = src;
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while (*s1 != '\0')
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s1++;
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while (*s2 != '\0')
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*s1++ = *s2++;
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*s1 = '\0';
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return (dest);
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}
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int ft_strslen(int size, char **strs, char *sep)
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{
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int len;
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int i;
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len = 1;
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i = 0;
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while (i < size)
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{
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len += ft_strlen(strs[i]);
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if (i < size - 1)
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len += ft_strlen(sep);
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i++;
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}
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return (len);
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}
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char *ft_strjoin(int size, char **strs, char *sep)
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{
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char *str;
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int len;
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int i;
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if (size == 0)
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{
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str = (char *) malloc(sizeof(char));
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*str = '\0';
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return (str);
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}
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len = ft_strslen(size, strs, sep);
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str = (char *) malloc(len * sizeof(char));
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if (str == NULL)
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return (NULL);
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*str = '\0';
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i = 0;
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while (i < size)
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{
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ft_strcat(str, strs[i]);
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if (i < size - 1)
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ft_strcat(str, sep);
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i++;
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}
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return (str);
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}
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