85 lines
2.5 KiB
C
85 lines
2.5 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* get_reserved_words.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2017/01/26 00:07:05 by ariard #+# #+# */
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/* Updated: 2017/03/17 20:19:59 by jhalford ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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t_rvwords g_rvwords[] =
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{
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{"while", TK_WHILE},
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{"done", TK_DONE},
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{"do", TK_DO},
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{"if", TK_IF},
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{"then", TK_THEN},
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{"fi", TK_FI},
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{"elif", TK_ELIF},
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{"else", TK_ELSE},
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{"until", TK_UNTIL},
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{"case", TK_CASE},
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{"esac", TK_ESAC},
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{"for", TK_FOR},
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{"null", 0},
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};
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static int recognization_rvwords(t_token *pv_tk, t_token *at_tk)
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{
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return (!pv_tk || (pv_tk->type == TK_NEWLINE || pv_tk->type == TK_AMP
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|| pv_tk->type == TK_SEMI || pv_tk->type == TK_PIPE
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|| pv_tk->type == TK_WHILE || pv_tk->type == TK_DONE
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|| pv_tk->type == TK_DO || pv_tk->type == TK_IF
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|| pv_tk->type == TK_FI || pv_tk->type == TK_THEN
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|| pv_tk->type == TK_ELIF || pv_tk->type == TK_ELSE
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|| pv_tk->type == TK_DSEMI) || (pv_tk->type == TK_PAREN_CLOSE
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&& at_tk->type == TK_PAREN_OPEN));
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}
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static int match_words(t_token *token)
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{
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int i;
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if (token->type == TK_WORD)
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{
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i = 0;
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while (g_rvwords[i].type)
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{
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if (ft_strcmp(token->data, g_rvwords[i].word) == 0)
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token->type = g_rvwords[i].type;
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i++;
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}
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}
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return (0);
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}
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int get_reserved_words(t_list *temp)
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{
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t_token *token;
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t_token *pv_tk;
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t_token *ante_token;
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pv_tk = NULL;
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ante_token = NULL;
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while (temp)
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{
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token = temp->content;
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if (recognization_rvwords(pv_tk, ante_token))
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match_words(token);
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if (ante_token && (ante_token->type == TK_CASE
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|| ante_token->type == TK_FOR)
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&& ft_strncmp(token->data, "in", 2) == 0)
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token->type = TK_IN;
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if (pv_tk && pv_tk->type == TK_FOR && token->type == TK_WORD)
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token->type = TK_NAME;
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ante_token = pv_tk;
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pv_tk = token;
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temp = temp->next;
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}
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return (0);
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}
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