base struct

lib/libft/srcs/format/ft_split.c

@@ -0,0 +1,88 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_split.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: nalebrun <nalebrun@student.s19.be>         +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/10/11 16:15:47 by nalebrun          #+#    #+#             */
+/*   Updated: 2024/11/27 12:58:41 by nalebrun         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "../../libft.h"
+
+static int	ft_word_count(const char *str, char c)
+{
+	int	count;
+
+	if (!str)
+		return (0);
+	count = 0;
+	while (*str)
+	{
+		while (*str && *str == c)
+			str++;
+		if (*str && *str != c)
+			count++;
+		while (*str && *str != c)
+			str++;
+	}
+	return (count);
+}
+
+static char	*malloccpy(const char *str, char c)
+{
+	char	*result;
+	int		i;
+
+	i = 0;
+	while (str[i] && str[i] != c)
+		i++;
+	result = (char *)malloc(sizeof(char) * (i + 1));
+	if (!result)
+		return (NULL);
+	ft_strlcpy(result, str, i + 1);
+	return (result);
+}
+
+void	free_tab(char **tab)
+{
+	char	**pos;
+
+	if (!tab)
+		return ;
+	pos = tab;
+	while (*pos != NULL)
+		free(*(pos++));
+	free(tab);
+}
+
+char	**ft_split(const char *s, char c)
+{
+	char	**result;
+	int		i;
+	int		strs_len;
+
+	if (!s)
+		return (NULL);
+	strs_len = ft_word_count(s, c);
+	result = (char **)malloc(sizeof(char *) * (strs_len + 1));
+	if (!result)
+		return (NULL);
+	i = -1;
+	while (++i < strs_len)
+	{
+		while (*s && *s == c)
+			s++;
+		result[i] = malloccpy(s, c);
+		if (!result[i])
+		{
+			free_tab(result);
+			return (NULL);
+		}
+		s += ft_strlen(result[i]);
+	}
+	result[i] = 0;
+	return (result);
+}