92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* surch_in_history.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: gwojda <gwojda@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2017/01/26 10:43:16 by gwojda #+# #+# */
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/* Updated: 2017/02/04 15:50:26 by gwojda ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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static void ft_clear_prompt(char *str, size_t *pos, size_t srch_pos)
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{
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if (str)
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ft_get_beggin_with_curs(str, pos);
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else if (*pos)
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{
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ft_putnc('\b', *pos);
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(*pos) = 0;
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}
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ft_putnc('\b', data_singleton()->line.prompt_size + srch_pos + 1);
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ft_puttermcaps("cd");
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}
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static void ft_surch_and_realloc(char **str, char **str_srch,
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int ret, size_t *srch_pos)
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{
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*str_srch = ft_realloc_imput(*str_srch, ret, *srch_pos);
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++(*srch_pos);
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*str = ft_strget_history(*str_srch);
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}
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static void ft_give_new_prompt(char *str_srch, size_t srch_pos)
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{
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ft_clear_prompt(STR, &POS, srch_pos);
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data_singleton()->line.prompt_size = 21;
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if (str_srch)
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ft_printf("\033[35m(reverse-i-search)`\033[32m%s\033[35m': \033[37m",
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str_srch);
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else
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ft_putstr("\033[35m(reverse-i-search)`': \033[37m");
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if (STR)
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{
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ft_current_str(STR, POS);
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ft_get_next_str(STR, &POS);
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}
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}
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static void ft_modify_str(char *str_srch, size_t srch_pos)
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{
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ft_clear_prompt(STR, &POS, srch_pos);
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ft_prompt();
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if (STR)
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{
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STR = ft_strdup(STR);
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ft_current_str(STR, POS);
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ft_get_next_str(STR, &POS);
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}
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free(str_srch);
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}
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void ft_surch_in_history(void)
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{
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char *str_srch;
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int ret;
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size_t srch_pos;
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srch_pos = 0;
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str_srch = NULL;
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if (STR)
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ft_strdel(&STR);
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while (42)
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{
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ft_give_new_prompt(str_srch, srch_pos);
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ret = 0;
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read(0, &ret, sizeof(int));
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if (ft_isprint(ret))
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ft_surch_and_realloc(&STR, &str_srch, ret, &srch_pos);
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else if (ret == 127 && srch_pos)
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{
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--srch_pos;
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str_srch = ft_remove_imput(str_srch, srch_pos);
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ft_puttermcaps("le");
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}
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else if (ret != 127)
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break ;
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}
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ft_modify_str(str_srch, srch_pos);
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}
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