56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* syntax.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: nalebrun <nalebrun@student.s19.be> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/02/07 12:08:53 by nalebrun #+# #+# */
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/* Updated: 2025/02/07 12:08:53 by nalebrun ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../../includes/parser/parsing.h"
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int only_operator(t_node *head)
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{
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if (!head->next && head->token == OPERATOR)
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return (1);
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return (0);
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}
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int syntax_err_mess(char *token)
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{
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ft_fprintf(2, "minishell : syntax error near unexpected token `%s'\n", token);
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return (1);
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}
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int unexpected_token(t_node *node)
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{
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if (!ft_strncmp(node->val, "%", 1)
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|| (!ft_strncmp(node->val, "&", 1) && ft_strncmp(node->val, "&&", 2))
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|| !ft_strncmp(node->val, ";", 1)
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|| !ft_strncmp(node->val, "[", 1) || !ft_strncmp(node->val, "]", 1)
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|| !ft_strncmp(node->val, "{", 1) || !ft_strncmp(node->val, "}", 1)
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)
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return (1);
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return (0);
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}
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int syntax_error(t_node *head)
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{
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t_node *cpy;
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if (only_operator(head))
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return(syntax_err_mess(head->val));
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cpy = head;
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while (cpy)
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{
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if (unexpected_token(cpy))
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return (syntax_err_mess(cpy->val));
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cpy = cpy->next;
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}
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return (0);
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}
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