94 lines
2.2 KiB
C
94 lines
2.2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* copy_token_string.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: nalebrun <nalebrun@student.s19.be> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/01/16 12:48:50 by nalebrun #+# #+# */
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/* Updated: 2025/01/16 12:48:50 by nalebrun ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "tokenizer.h"
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int is_meta_token(char c)
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{
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if (c == '&' || c == '|'
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|| c == '(' || c == ')'
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|| c == '>' || c == '<')
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return (1);
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return (0);
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}
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int skip_meta_token(char *str)
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{
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int i;
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i = 0;
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if ((str[i] == '&')
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|| (str[i] == '|' && str[i + 1] && str[i + 1] == '|')
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|| (str[i] == '<' && str[i + 1] && str[i + 1] == '<')
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|| (str[i] == '>' && str[i + 1] && str[i + 1] == '>'))
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i = 2;
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else
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i = 1;
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return (i);
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}
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int go_to_next_meta_token(char *str)
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{
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int i;
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i = 0;
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while (str [i]
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&& str[i] != '&'
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&& str[i] != '|'
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&& str[i] != '('
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&& str[i] != ')'
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&& str[i] != '<'
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&& str[i] != '>')
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i++;
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return (i);
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}
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static int go_to_second_next_space_block(char *str)
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{
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int i;
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i = 0;
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while (str[i] && str[i] == ' ')
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i++;
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while (str[i] && str[i] != ' ')
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i++;
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return (i);
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}
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char *copy_token_string(char *str, char last_token)
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{
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char *out;
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char *trimed_out;
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int i;
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int j;
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i = 0;
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while (str[i] && str[i] == ' ')
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i++;
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if (is_meta_token(str[i]))
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i += skip_meta_token(&str[i]);
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else if (last_token != '<' && last_token != '>')
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i += go_to_next_meta_token(&str[i]);
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else
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i += go_to_second_next_space_block(&str[i]);
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out = malloc(i + 1);
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if (!out)
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return (NULL);
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j = -1;
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while (++j < i)
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out[j] = str[j];
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out[j] = 0;
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trimed_out = ft_strtrim(out, " ");
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free(out);
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return (trimed_out);
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}
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