int main(int argc, char **argv, char **env_table)
{
t_env *env;
char *line;
if (!(env = (t_env *)malloc(sizeof(t_env))))
return (-1);
init_env(env, env_table);
write(1, PROMPT, sizeof(PROMPT) - 1);
while (get_next_line(1, &env->line) > 0)
{
if (*env->line)
{
env->command = get_called_command(env->line);
if (!strcmp(env->command, "env"))
builtin_env(env);
else if (!strcmp(env->command, "setenv"))
builtin_setenv(env);
else if (!strcmp(env->command, "unsetenv"))
builtin_unsetenv(env);
else if (!strcmp(env->command, "exit"))
builtin_exit(env);
else
unknown_command(env->command);
}
write(1, PROMPT, sizeof(PROMPT) - 1);
}
return (0);
}
int set_pwd(char ***env, char *path)
{
char *final_pwd;
char **command;
int i;
i = (strncmp(path, "~/", 2) == 0) ? 1 : 0;
if (i == 1 || (strncmp(path, "~\0", 2) == 0))
{
if (!(final_pwd = my_strdog(my_getenv(*env, "HOME"), "/")))
return (1);
}
else if (path[0] == '/')
{
if (!(final_pwd = strdup("/")))
return (-1);
}
else
if (!(final_pwd = my_strdog(my_getenv(*env, "PWD"), "/")))
return (1);
if (!(command = my_str_to_wordtab2(path, "/")))
return (1);
final_pwd = set_pwd_loop(command, final_pwd, i);
builtin_setenv(env, "PWD", final_pwd);
free(final_pwd);
return (1);
}
int set_pwd()
{
char *wd = getcwd(NULL, 0);
int ret;
if (wd) {
const char *setenv_argv[] = {"PWD", wd, NULL};
ret = builtin_setenv(ARRAY_SIZE(setenv_argv) - 1, setenv_argv);
free(wd);
} else {
mysh_error("getcwd()");
ret = 1;
}
return ret;
}
void update_pwd(t_link *link, char *new_pwd, char *input)
{
char *old_pwd;
char *cmd[4];
old_pwd = get_pwd();
if (!chdir(new_pwd))
{
cmd[0] = "";
cmd[1] = "PWD";
cmd[2] = new_pwd;
cmd[3] = NULL;
builtin_setenv(link, cmd);
cmd[1] = "OLDPWD";
cmd[2] = old_pwd;
builtin_setenv(link, cmd);
}
else
{
my_printf("42sh: cd: %s: No such file or directory\n", input);
free(new_pwd);
}
free(old_pwd);
}
int my_setenv(t_system *sys)
{
int tmp;
char *path;
int ac;
ac = wordtab_len(sys->cmd->cmd);
if (ac == 1)
return (my_env(sys));
tmp = builtin_setenv(&(sys->env),
sys->cmd->cmd[1], ac > 2 ? sys->cmd->cmd[2] : "");
path = my_getenv(sys->env, "PATH");
if (path)
sys->path = my_str_to_wordtab(path, 0, 0);
return (tmp);
}
void increment_shlvl(char ***env)
{
int n;
char **str;
if (get_in_env(*env, "SHLVL"))
{
n = ft_atoi(get_in_env(*env, "SHLVL"));
str = ft_memalloc(sizeof(char*) * 3);
str[0] = ft_strdup("setenv");
str[1] = ft_strnew(20);
str[1] = ft_strcat(str[1], "SHLVL=");
str[1] = ft_strcat(str[1], ft_itoa(++n));
builtin_setenv(str, env);
ft_tabfree(str);
}
}
