21sh/non_use_src/lst.c

#include "sh.h"

t_list	*g_lenv;

//lst.c
/*char	*get_env(t_list *en, char *var);
void	listchainify();//
void	tabify(t_list *en);//
int		lstsize(t_list *en);//
void	ft_putlist(t_list *elem);//
int		delenv(t_list *env, char *name);*/

char	*get_env(t_list *env, char *var)
{
	if (ft_strcmp(env->content, var) == 61)
		return (ft_strchr(env->content, '=') + 1);
	if (env->next != NULL)
		return (get_env(env->next, var));
	return (NULL);
}

void	listchainify(void)
{
	int		i;

	i = 0;
	while (g_tenv[i] != NULL)
		i++;
	while (--i >= 0)
		ft_lstadd(&g_lenv, ft_lstnew(g_tenv[i], sizeof(char *)));
}

void	tabify(t_list *en)
{
	int		j;
	int		i;

	if (g_lenv == NULL)
		return ;
	i = lstsize(g_lenv);
	g_tenv = (char **)malloc(sizeof(char *) * (i + 1));
	j = -1;
	while (++j < i)
	{
		g_tenv[j] = ft_strdup(en->content);
		en = en->next;
	}
	g_tenv[j] = NULL;
}

int		lstsize(t_list *env)
{
	int		i;

	i = 1;
	while (1)
	{
		i++;
		env = env->next;
		if (env->next == NULL)
			break ;
	}
	return (i);
}

void	ft_putlist(t_list *elem)
{
	if (elem->content_size == 8)
		ft_putendl(elem->content);
}

int		delenv(t_list *env, char *name)
{
	if (ft_strcmp(env->content, name) == 61)
		return (1);
	else if (env->next != NULL)
		if (delenv(env->next, name) == 1)
			env->next = env->next->next;
	return (0);
}

//setenv
	/*
	else
	{
		if (get_tenv(name[0]) != NULL)
			if (delenv(g_lenv, name[0]) == 1)
				*g_lenv = *g_lenv->next;
		ft_lstadd(&g_lenv, ft_lstnew(namevalue, 8));
	}*/

//unsetenv
/*	else
	{
		if (delenv(g_lenv, name) == 1)
			*g_lenv = *g_lenv->next;
	}*/