42-archive/42sh/src/parser/add_cmd.c
2017-03-10 16:18:36 +01:00

95 lines
2.6 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* add_cmd.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/15 20:49:15 by ariard #+# #+# */
/* Updated: 2017/03/10 15:22:44 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
t_distrostree g_distrostree[] =
{
{&superflous_token, &add_null},
{&isdir_sep, &add_redir_type},
{&isdir_word, &add_redir_word},
{&isvar, &add_var},
{&isloop_condition, &add_loop_condition},
{&isloop, &add_loop_cmd},
{&iscondition_branch, &add_branch},
{&iscondition, &add_condition_cmd},
{&iscase_pattern, &add_pattern},
{&iscase_branch, &add_branch},
{&iscase, &add_case_cmd},
{&ismath, &add_null},
{&ismath_expr, &add_pattern},
{&issubshell, &add_subshell_cmd},
{&isfunc_name, &add_null},
{&isfunc, &add_func_cmd},
{&isionumber, &add_ionumber},
{&isbang, &add_bang},
{&isnull, &add_null},
};
int superflous_token(t_btree **ast, t_list **lst)
{
t_token *token;
(void)ast;
if (*lst)
{
token = (*lst)->content;
if (token->type == TK_IN || token->type == TK_DSEMI)
return (1);
}
return (0);
}
static int no_del_token(t_btree **ast, t_list **lst)
{
t_astnode *node;
(void)lst;
node = NULL;
if (*ast)
{
node = (*ast)->item;
if (node->type != TK_DO && node->type != TK_THEN
&& node->type != CMD && node->type != REDIR)
return (1);
}
return (0);
}
int add_cmd(t_btree **ast, t_list **lst)
{
t_token *token;
t_astnode *node;
int i;
i = -1;
while (++i < 18)
if (g_distrostree[i].test(ast, lst) == 1)
{
DG("add : %d", i);
return (g_distrostree[i].add(ast, lst));
}
if (!*ast)
gen_node(ast);
else if (no_del_token(ast, lst))
return (add_cmd(&(*ast)->right, lst));
token = (*lst)->content;
node = (*ast)->item;
if (token->type != TK_WORD)
node->type = token->type;
else
node->type = CMD;
if (token->type == TK_WORD || token->type == TK_ASSIGNEMENT_WORD)
ft_ld_pushback(&node->data.cmd.token,
gen_tab(token->data, token->esc, token->esc2, 1));
return (0);
}