From 487a66394061f2d14a2fa421302966b5442d643f Mon Sep 17 00:00:00 2001
From: JozanLeClerc <bousset.rudy@gmail.com>
Date: Mon, 27 Jul 2020 18:55:07 +0200
Subject: I couldn't see shit

---
 src/s_lvars.c | 126 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 src/s_lvars.c

(limited to 'src/s_lvars.c')

diff --git a/src/s_lvars.c b/src/s_lvars.c
new file mode 100644
index 0000000..f2a1151
--- /dev/null
+++ b/src/s_lvars.c
@@ -0,0 +1,126 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   s_lvars.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rbousset <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/14 17:19:27 by rbousset          #+#    #+#             */
+/*   Updated: 2020/02/14 17:19:29 by rbousset         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <libft.h>
+#include <string.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <unistd.h>
+
+#include "s_struct.h"
+
+void
+	lvars_rebind(t_lvars **lvars,
+					const char name[],
+					const char newval[])
+{
+	t_lvars	*tmp;
+
+	tmp = *lvars;
+	while (tmp && ft_strncmp(tmp->name, name, ft_strlen(name)))
+	{
+		tmp = tmp->next;
+	}
+	if (tmp == NULL)
+	{
+		return ;
+	}
+	ft_memdel((void*)&tmp->val);
+	if (!(tmp->val = ft_strdup(newval)))
+	{
+		ft_dprintf(STDERR_FILENO, "%s\n", strerror(errno));
+		exit(FT_RET_ALLOC);
+	}
+}
+
+void
+	lvars_delone(t_lvars **lvars,
+					const char name[])
+{
+	t_lvars	*tmp;
+	t_lvars	*prev;
+
+	tmp = *lvars;
+	if (tmp != NULL && !ft_strncmp(tmp->name, name, ft_strlen(name)))
+	{
+		*lvars = tmp->next;
+		ft_memdel((void*)&tmp->name);
+		ft_memdel((void*)&tmp->val);
+		ft_memdel((void*)&tmp);
+		return ;
+	}
+	while (tmp && ft_strncmp(tmp->name, name, ft_strlen(name)))
+	{
+		prev = tmp;
+		tmp = tmp->next;
+	}
+	if (tmp == NULL)
+		return ;
+	prev->next = tmp->next;
+	ft_memdel((void*)&tmp->name);
+	ft_memdel((void*)&tmp->val);
+	ft_memdel((void*)&tmp);
+}
+
+void
+	lvars_add_front(t_lvars **alvars,
+					t_lvars *new)
+{
+	if (!alvars || !new)
+	{
+		return ;
+	}
+	new->next = *alvars;
+	*alvars = new;
+}
+
+void
+	lvars_clear(t_lvars **lvars)
+{
+	t_lvars	*tmp;
+	t_lvars	*renext;
+
+	if (!lvars)
+		return ;
+	tmp = *lvars;
+	while (tmp)
+	{
+		renext = tmp->next;
+		ft_memdel((void*)&tmp->name);
+		ft_memdel((void*)&tmp->val);
+		ft_memdel((void*)&tmp);
+		tmp = renext;
+	}
+	*lvars = NULL;
+}
+
+t_lvars
+	*lvars_new(const char name[],
+				const char val[])
+{
+	t_lvars	*link;
+
+	if (!(link = (t_lvars*)malloc(sizeof(t_lvars))))
+	{
+		return (NULL);
+	}
+	if (!(link->name = ft_strdup(name)))
+	{
+		return (NULL);
+	}
+	if (!(link->val = ft_strdup(val)))
+	{
+		return (NULL);
+	}
+	link->next = NULL;
+	return (link);
+}
-- 
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