src/p_subst_home.c


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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   p_subst_home.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 <stddef.h>
#include <limits.h>

#include "d_define.h"
#include "s_struct.h"
#include "u_vars.h"

char	**p_subst_home(char *words[], t_msh *msh)
{
	char	path[PATH_MAX];
	char	**ptr;

	u_get_var_value(path, "$HOME", PATH_MAX, msh);
	if (path[0] == C_NUL)
		return (words);
	ptr = words;
	while (*ptr != NULL)
	{
		if (*ptr[0] == '~')
		{
			*ptr = ft_strsubst(*ptr, "~", path);
		}
		ptr++;
	}
	return (words);
}