int ft_cd(char **env, char *dir)
{
char *pwd;
int i;
if (!dir)
dir = ft_get_home(env);
dir = ft_split_custom(dir)[0];
if (dir[0] == '~')
dir = ft_strjoin(ft_get_home(env), dir + 1);
if (dir[0] == '-' && !dir[1])
{
dir = env[ft_get_env(env, "OLDPWD")] + 7;
ft_putendl(dir);
}
if (ft_strnequ(dir, "--", 2))
dir = ft_strjoin(ft_get_home(env), dir + 2);
i = ft_get_env(env, "OLDPWD");
env[i] = ft_strjoin("OLDPWD=", ft_pwd());
if (chdir(dir) != 0)
return (get_error_cd(dir));
pwd = ft_pwd();
i = ft_get_env(env, "PWD");
env[i] = ft_strjoin("PWD=", pwd);
return (0);
}
static int ft_setenv(char **cmd, t_mlist *mlist)
{
int i;
t_list *tmp;
char *bis;
char *join;
i = 0;
if ((i = ft_count_tab(cmd)) == 1)
return (ft_env(cmd, mlist));
if (i > 3)
return (!ft_putendl_fd("setenv: Too many arguments.", 2));
join = ft_strjoin(cmd[1], "=");
bis = join;
free(join);
join = ft_strjoin(bis, cmd[2]);
free(bis);
if ((tmp = ft_get_env(cmd[1], mlist->env)) != NULL)
{
free(tmp->content);
tmp->content = join;
return (1);
}
ft_lstpushback(&(mlist->env), join, ft_strlen(join) + 1);
free(join);
return (1);
}
int main(int argc, char **argv, char **env)
{
t_env *e;
UNUSED argc;
UNUSED argv;
if ((e = (t_env*)(ft_memalloc(sizeof(t_env)))) == NULL)
ft_mallerr();
e->env = env;
e->path = ft_load_path(ft_get_env("PATH", e->env));
ft_command_line(e);
return 0;
}
static int ft_unsetenv(char **cmd, t_mlist *mlist)
{
t_list *tmp;
t_list *cur;
cur = mlist->env;
if (ft_count_tab(cmd) == 1)
return (!ft_putendl_fd("unsetenv: Too few arguments.", 2));
if ((tmp = ft_get_env(cmd[1], mlist->env)) == NULL)
return (1);
while (cur && cur->next && cur->next != tmp)
cur = cur->next;
if (mlist->env && tmp == mlist->env)
mlist->env = mlist->env->next;
else if (cur && tmp)
cur->next = tmp->next;
free(tmp->content);
free(tmp);
return (1);
}
void ft_search_lst(t_env **env, char *s)
{
t_env *tmp;
int len;
tmp = *env;
len = 0;
while (s[len] != '=' && s[len])
len++;
while (tmp)
{
if (ft_strncmp(tmp->name, s, ft_strlen(tmp->name)) == 0)
{
free(tmp->val);
tmp->val = ft_strsub(s, (len + 1), (ft_strlen(s) - len));
return ;
}
tmp = tmp->next;
}
if (!tmp || !*env)
*env = ft_get_env(env, s);
}
