05d8424f75
altered env. Added dummy function for cd, echo, setenv & unsetenv Started work on env copy feature
89 lines
2.2 KiB
C
89 lines
2.2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ms_env.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2019/09/20 11:43:53 by tmaze #+# #+# */
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/* Updated: 2019/09/20 15:32:46 by tmaze ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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void lstdelenvelem(void *content, size_t size)
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{
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size = 0;
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ft_strdel(&(((char**)content)[1]));
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ft_strdel(&(((char**)content)[0]));
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ft_memdel(&content);
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}
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t_list *env2lst(char **env)
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{
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t_list *ret;
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t_list *new;
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int i;
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i = 0;
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ret = NULL;
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while (env[i])
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{
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if ((new = (t_list*)ft_memalloc(sizeof(t_list))) == NULL
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|| (new->content = ft_strsplit(env[i], '=')) == NULL
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|| ft_lstaddend(&ret, new) == NULL)
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{
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ft_lstdel(&ret, &lstdelenvelem);
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return (NULL);
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}
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i++;
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}
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return (ret);
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}
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t_list *env_cpy(t_list *env)
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{
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t_list *it;
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t_list *new;
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t_list *cpy;
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int i;
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it = env;
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cpy = NULL;
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while (it)
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{
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while (((char**)it->content)[i])
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i++;
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i++;
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if ((new = (t_list*)ft_memalloc(sizeof(t_list))) == NULL
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|| (new->content = ft_memalloc(sizeof(char*)) * i) == NULL)
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{
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ft_lstdelenvelem(new->content, 0);
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ft_memdel(&new);
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ft_lstdel(&cpy, &lstdelenvelem);
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return (NULL);
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}
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i = 0;
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while (((char**)it->content)[i])
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{
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if ((((char**)new->content)[i]
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= ft_strdup(((char**)it->content)[i])) == NULL)
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{
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ft_lstdelenvelem(new->content, 0);
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ft_memdel(&new);
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ft_lstdel(&cpy, &lstdelenvelem);
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return (NULL);
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}
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}
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((char**)new->content)[i] = NULL;
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if (lst_addend(&cpy, new) == NULL)
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{
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ft_lstdelenvelem(new->content, 0);
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ft_lstdel(&cpy, &lstdelenvelem);
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return (NULL);
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}
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}
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}
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