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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* u_init.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/14 17:19:27 by rbousset #+# #+# */
/* Updated: 2020/02/14 17:19:29 by rbousset ### ########lyon.fr */
/* */
/* ************************************************************************** */
# define FT_KEY_LEFT (char[4]){ 27, 91, 68, 0 }
# define FT_KEY_RIGHT (char[4]){ 27, 91, 67, 0 }
#include <unistd.h>
#include <termios.h>
#include <stdlib.h>
#include <string.h>
#include <term.h>
#include <libft.h>
#include "c_init.h"
#include "c_input.h"
#include "c_utils.h"
#include "s_struct.h"
#include "m_prompt.h"
static char
*ft_strjoin_m(char *s1,
char *s2)
{
size_t i;
size_t j;
char *dst;
size_t size1;
size_t size2;
i = -1;
j = -1;
size1 = ft_strlen(s1);
size2 = ft_strlen(s2);
if (!(dst = (char*)malloc((size1 + size2 + 1) * sizeof(char))))
return (NULL);
while (++i < size1)
dst[i] = s1[i];
while (++j < size2)
dst[i + j] = s2[j];
dst[i + j] = '\0';
ft_memdel((void*)&s1);
return (dst);
}
static t_caps
*c_get_struct(int mode,
t_caps *src)
{
static t_caps *caps;
if (mode == 1)
{
caps = src;
}
return (caps);
}
int16_t
c_set_term_raw(uint8_t mode)
{
struct termios tios;
ft_memset(&tios, 0, sizeof(tios));
tcgetattr(STDIN_FILENO, &tios);
if (mode)
{
tios.c_lflag &= ~(ECHO | ICANON | ISIG);
tios.c_oflag &= ~(OPOST);
tios.c_cc[VMIN] = 1;
tios.c_cc[VTIME] = 0;
}
else
{
tios.c_lflag |= (ECHO | ICANON | ISIG);
tios.c_oflag |= (OPOST);
}
tcsetattr(STDIN_FILENO, TCSAFLUSH, &tios);
mode ? tputs(tgetstr("ns", NULL), 1, ft_putchar) : 0;
return (1);
}
/* c_insert_char */
int16_t
c_process_key(char *buf,
t_caps *tcaps,
t_msh *msh)
{
static char *line = NULL;
int i;
i = -1;
if (line == NULL)
if (!(line = ft_calloc(2, sizeof(char))))
return (0);
if (ft_isprint(buf[0]))
{
if (tcaps->cpos == ft_strlen(line))
line = ft_strjoin_m(line, buf);
else
line = c_insert_char(line, buf[0], tcaps);
c_redraw_line(line, tcaps->cpos, msh);
tcaps->cpos++;
}
else
{
/* if (strncmp(buf, tgetstr("kr", NULL), ft_strlen(tgetstr("kr", NULL))) == 0) */
/* if ((*((unsigned int*)buf)) == FT_KEY_RIGHT) */
if (strncmp(buf, FT_KEY_LEFT, 4) == 0)
{
return (c_key_left(ft_strlen(line), tcaps));
}
else if (buf[0] == '\n')
{
return (c_new_line(buf, &line, msh, tcaps));
}
else if (strncmp(buf, tgetstr("kl", NULL), ft_strlen(tgetstr("kl", NULL))) == 0)
{
return (c_key_left(ft_strlen(line), tcaps));
}
else if (strncmp(buf, tgetstr("kb", NULL), ft_strlen(tgetstr("kb", NULL))) == 0)
{
return (c_back_slash(&line, tcaps));
}
}
return (0);
}
int16_t
c_init_tcaps(t_msh *msh)
{
t_caps tcaps;
char *bp;
char *term;
char nread[5];
int ret;
bp = NULL;
term = getenv("TERM");
if (!tgetent(bp, term))
return (-1);
tcaps.cpos = 0;
c_set_term_raw(1);
c_get_struct(1, &tcaps);
m_prompt_psx(1, msh);
if (!(c_get_win_size(&tcaps.ws)))
return (-1);
while (1)
{
ft_bzero(nread, 5);
if (!(read(STDIN_FILENO, nread, 4)))
return (0);
tputs(tgetstr("vi", NULL), 1, ft_putchar);
ret = c_process_key(nread, &tcaps, msh);
tputs(tgetstr("ve", NULL), 1, ft_putchar);
}
return (1);
}
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