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Feat(WIP): Added possibility to cmd_env to execute commands with

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altered env.

Added dummy function for cd, echo, setenv & unsetenv
Started work on env copy feature
This commit is contained in:
Tanguy MAZE
2019-09-20 15:49:38 +02:00
parent cf62dae53b
commit 05d8424f75
9 changed files with 220 additions and 30 deletions
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47
srcs/ms_env.c
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@@ -6,7 +6,7 @@
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/09/20 11:43:53 by tmaze #+# #+# */
/* Updated: 2019/09/20 12:00:38 by tmaze ### ########.fr */
/* Updated: 2019/09/20 15:32:46 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
@@ -41,3 +41,48 @@ t_list *env2lst(char **env)
}
return (ret);
}
t_list *env_cpy(t_list *env)
{
t_list *it;
t_list *new;
t_list *cpy;
int i;
it = env;
cpy = NULL;
while (it)
{
while (((char**)it->content)[i])
i++;
i++;
if ((new = (t_list*)ft_memalloc(sizeof(t_list))) == NULL
|| (new->content = ft_memalloc(sizeof(char*)) * i) == NULL)
{
ft_lstdelenvelem(new->content, 0);
ft_memdel(&new);
ft_lstdel(&cpy, &lstdelenvelem);
return (NULL);
}
i = 0;
while (((char**)it->content)[i])
{
if ((((char**)new->content)[i]
= ft_strdup(((char**)it->content)[i])) == NULL)
{
ft_lstdelenvelem(new->content, 0);
ft_memdel(&new);
ft_lstdel(&cpy, &lstdelenvelem);
return (NULL);
}
}
((char**)new->content)[i] = NULL;
if (lst_addend(&cpy, new) == NULL)
{
ft_lstdelenvelem(new->content, 0);
ft_lstdel(&cpy, &lstdelenvelem);
return (NULL);
}
}
}