organised functions into multiple files and did some more norming

srcs/env.c

@@ -0,0 +1,101 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   env.c                                              :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: marde-vr <marde-vr@42angouleme.fr>         +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/04/24 10:58:36 by marde-vr          #+#    #+#             */
+/*   Updated: 2024/04/24 10:59:12 by marde-vr         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+t_env	*dup_env(t_env *env)
+{
+	t_env	*res;
+
+	res = 0;
+	while (env)
+	{
+		res = env_add_back(res, env->name, env->value);
+		env = env->next;
+	}
+	return (res);
+}
+
+void	sort_env(t_env *env)
+{
+	t_env	*tmp;
+	t_env	*start;
+	char	*tmp_str;
+
+	tmp = env;
+	start = env;
+	while (tmp)
+	{
+		env = start;
+		while (env)
+		{
+			if (ft_strcmp(tmp->name, env->name) < 0)
+			{
+				tmp_str = tmp->name;
+				tmp->name = env->name;
+				env->name = tmp_str;
+				tmp_str = tmp->value;
+				tmp->value = env->value;
+				env->value = tmp_str;
+			}
+			env = env->next;
+		}
+		tmp = tmp->next;
+	}
+}
+
+void	print_env_declare(t_msh *msh, t_env *env_orig)
+{
+	t_env	*env;
+
+	env = dup_env(env_orig);
+	sort_env(env);
+	if (!msh->out_fd)
+		msh->out_fd = 1;
+	while (env)
+	{
+		if (strcmp(env->name, "_"))
+		{
+			if (env->value && *(env->value))
+				ft_printf_fd(msh->out_fd, "declare -x %s=\"%s\"\n", env->name,
+					env->value);
+			else
+				ft_printf_fd(msh->out_fd, "declare -x %s\n", env->name);
+		}
+		env = env->next;
+	}
+}
+
+void	delete_from_env(t_msh *msh, char *name)
+{
+	t_env	*tmp_env;
+	t_env	*prev;
+
+	tmp_env = msh->env;
+	prev = 0;
+	while (tmp_env)
+	{
+		if (!strcmp(name, tmp_env->name))
+		{
+			free(tmp_env->name);
+			free(tmp_env->value);
+			if (!prev)
+				msh->env = tmp_env->next;
+			else
+				prev->next = tmp_env->next;
+			free(tmp_env);
+			return ;
+		}
+		prev = tmp_env;
+		tmp_env = tmp_env->next;
+	}
+}