116 lines
3 KiB
C
116 lines
3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* c_match_glob.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: gwojda <gwojda@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2017/03/08 17:20:01 by gwojda #+# #+# */
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/* Updated: 2017/03/22 14:51:44 by gwojda ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "completion.h"
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/*
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** Recreate the command from the globbing module responds.
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*/
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static void c_replace_globbing(char **glob, size_t start, size_t pos)
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{
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char *ref_next;
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char *ref_mid;
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char *ref_prev;
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char *str;
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str = data_singleton()->line.input;
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while (str[pos] && str[pos] != ' ')
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++pos;
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while (str[pos] && str[pos] == ' ')
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++pos;
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ref_prev = ft_strndup(str, start);
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ref_mid = ft_sstrtostr(glob, " ");
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ref_next = ft_strdup(str + pos);
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data_singleton()->line.input = ft_str3join(ref_prev, ref_mid, ref_next);
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if (ft_strlen(data_singleton()->line.input) > SIZE_LINE)
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{
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ft_strdel(&data_singleton()->line.input);
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data_singleton()->line.input = str;
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}
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else
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ft_strdel(&str);
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ft_strdel(&ref_prev);
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ft_strdel(&ref_mid);
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ft_strdel(&ref_next);
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ft_sstrfree(glob);
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}
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/*
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** 42 norme. Readjust the position.
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*/
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static int c_glob_pos(char *str, size_t pos)
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{
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str = data_singleton()->line.input;
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pos = data_singleton()->line.pos;
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if (!str)
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return (-1);
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if (pos && str[pos] == ' ')
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--pos;
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while (pos && str[pos] != ' ')
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--pos;
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if (str[pos] == ' ')
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++pos;
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return (pos);
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}
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/*
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** check glob return and free
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*/
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static int c_check_glob(char **ss_glob, char *current_word,
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unsigned char *glob_echap, size_t pos)
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{
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char *str;
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str = data_singleton()->line.input;
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free(current_word);
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free(glob_echap);
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if (!*ss_glob || !**ss_glob ||
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!ft_strncmp(str + pos, *ss_glob, ft_strlen(*ss_glob)))
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{
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ft_sstrfree(ss_glob);
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return (1);
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}
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return (0);
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}
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/*
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** Match for globbing feature.
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*/
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int c_glob_matching(void)
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{
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char *current_word;
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char **ss_glob;
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unsigned char *glob_echap;
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char *str;
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long pos;
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str = data_singleton()->line.input;
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if ((pos = c_glob_pos(NULL, 0)) == -1)
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return (0);
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current_word = ft_strdupi_w(str + pos);
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if (current_word[0] == '$' || current_word[0] == '~')
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{
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free(current_word);
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return (0);
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}
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glob_echap = (unsigned char *)ft_strnew(ft_strlen(str) >> 3);
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ft_bzero(glob_echap, ft_strlen(str) >> 3);
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ss_glob = glob(current_word, glob_echap, glob_echap, 1);
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if (c_check_glob(ss_glob, current_word, glob_echap, pos))
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return (0);
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c_replace_globbing(ss_glob, pos, data_singleton()->line.pos);
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return (1);
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}
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