minishell/line/src/line_edit_mode_specific_key.c
2024-07-30 17:48:29 +02:00

100 lines
2.9 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* line_edit_mode_specific_key.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/07/30 17:46:26 by maiboyer #+# #+# */
/* Updated: 2024/07/30 17:47:42 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "line/_line_functions.h"
#include "line/_line_internal.h"
#include "line/_line_structs.h"
#include "me/fs/fs.h"
#include "me/mem/mem.h"
#include "me/printf/printf.h"
#include "me/str/str.h"
#include "me/vec/vec_str.h"
#include <errno.h>
bool line_edit_feed_esc(t_line_state *state, t_str *out, char *seq);
bool line_edit_feed_ctrld(t_line_state *state, t_str *out, char *seq);
bool line_edit_feed_enter(t_line_state *state, t_str *out, char *seq);
void line_edit_feed_esc_inner(t_line_state *state, t_str *out, char *seq)
{
(void)(out);
if (seq[1] == 'A')
line_edit_history_next(state, HIST_PREV);
if (seq[1] == 'B')
line_edit_history_next(state, HIST_NEXT);
if (seq[1] == 'C')
line_edit_move_right(state);
if (seq[1] == 'D')
line_edit_move_left(state);
if (seq[1] == 'H')
line_edit_move_home(state);
if (seq[1] == 'F')
line_edit_move_end(state);
}
bool line_edit_feed_esc(t_line_state *state, t_str *out, char *seq)
{
if (read_fd(state->input_fd, (t_u8 *)seq, 1, NULL))
return (false);
if (read_fd(state->input_fd, (t_u8 *)(seq + 1), 1, NULL))
return (false);
if (seq[0] == '[')
{
if (seq[1] >= '0' && seq[1] <= '9')
{
if (read_fd(state->input_fd, (t_u8 *)(seq + 2), 1, NULL))
return (false);
if (seq[1] == '3' && seq[2] == '~')
line_edit_delete(state);
}
else
line_edit_feed_esc_inner(state, out, seq);
}
else if (seq[0] == 'O')
{
if (seq[1] == 'H')
line_edit_move_home(state);
if (seq[1] == 'F')
line_edit_move_end(state);
}
return (false);
}
bool line_edit_feed_enter(t_line_state *state, t_str *out, char *seq)
{
t_str tmp;
t_vec_str *history;
(void)(seq);
history = get_history();
if (!vec_str_pop(history, &tmp))
mem_free(tmp);
return (*out = str_clone(state->buf.buf), true);
}
bool line_edit_feed_ctrld(t_line_state *state, t_str *out, char *seq)
{
t_vec_str *history;
(void)(seq);
history = get_history();
if (state->buf.len > 0)
line_edit_delete(state);
else
{
history->len--;
mem_free(history->buffer[history->len]);
return (errno = ENOENT, *out = NULL, true);
}
return (false);
}