42-archive/42sh/src/lexer/do_lexer_routine.c
2017-03-22 16:53:22 +01:00

42 lines
1.8 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* do_lexer_routine.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: wescande <wescande@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/03/19 14:24:38 by wescande #+# #+# */
/* Updated: 2017/03/22 16:37:46 by gwojda ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
int do_lexer_routine(t_list **token, char *stream)
{
t_list *ltoken;
t_data *data;
static t_type last;
data = data_singleton();
if (data->lexer.state == HEREDOC)
ft_strappend(&data->lexer.str, (char[]){'\n', 0});
if (data->parser.state == UNDEFINED && !isrw_delim(last))
ft_strappend(&data->lexer.str, (char[]){';', 0});
else if (data->parser.state == UNDEFINED && last != 0)
ft_strappend(&data->lexer.str, (char[]){' ', 0});
if (data->lexer.state == HEREDOC || (data->parser.state == UNDEFINED
&& last != 0))
data->lexer.pos++;
ft_strappend(&data->lexer.str, stream);
if (get_lexer_stack(data->lexer) == BACKSLASH)
pop(&data->lexer.stack);
ltoken = ft_lstlast(*token);
if (lexer_lex(*token ? &ltoken : token, &data->lexer) < 0)
exit(1);
if ((get_lexer_stack(data->lexer) > 2) || (get_reserved_words(*token)))
return (1);
keep_last_type(&last, *token);
data->lexer.state = DEFAULT;
return (0);
}