frontend: line-ed: add missing tty function implementations for linux & darwin

This commit is contained in:
2024-11-19 13:00:11 +00:00
parent 4d411c67f0
commit eda7a1f951
2 changed files with 266 additions and 112 deletions

View File

@@ -1,9 +1,11 @@
#include "../../../line-ed/tty.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <termios.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include "tty.h"
#define ANSI_BOLD_ON "1"
#define ANSI_BOLD_OFF "22"
@@ -136,7 +138,8 @@ void s_tty_reset_vmode(struct s_tty *tty)
tty->t_vmode.v_attrib = TTY_ATTRIB_NORMAL;
}
static int compare_colour(const struct s_tty_colour *a, const struct s_tty_colour *b)
static int compare_colour(
const struct s_tty_colour *a, const struct s_tty_colour *b)
{
if (a->c_mode != b->c_mode) {
return -1;
@@ -200,7 +203,8 @@ static void put_ansi_attrib(struct s_tty *tty, const char *s)
tty->t_mcount++;
}
static void set_attrib(struct s_tty *tty, enum s_tty_attrib old, enum s_tty_attrib new)
static void set_attrib(
struct s_tty *tty, enum s_tty_attrib old, enum s_tty_attrib new)
{
if (old == new) {
return;
@@ -237,7 +241,9 @@ static void set_attrib(struct s_tty *tty, enum s_tty_attrib old, enum s_tty_attr
}
}
static void set_fg(struct s_tty *tty, const struct s_tty_colour *old, const struct s_tty_colour *new)
static void set_fg(
struct s_tty *tty, const struct s_tty_colour *old,
const struct s_tty_colour *new)
{
if (compare_colour(old, new) == 0) {
return;
@@ -271,7 +277,9 @@ static void set_fg(struct s_tty *tty, const struct s_tty_colour *old, const stru
}
}
static void set_bg(struct s_tty *tty, const struct s_tty_colour *old, const struct s_tty_colour *new)
static void set_bg(
struct s_tty *tty, const struct s_tty_colour *old,
const struct s_tty_colour *new)
{
if (compare_colour(old, new) == 0) {
return;
@@ -382,3 +390,72 @@ s_keycode s_tty_read_key(struct s_tty *tty)
return c;
}
void s_tty_move_cursor_x(struct s_tty *tty, enum s_tty_position_base base, int pos)
{
if (base == TTY_POS_CURSOR && pos < 0 && pos >= -4) {
for (int i = 0; i > pos; i--) {
fputc('\b', tty->t_out);
}
return;
}
if (base == TTY_POS_START) {
if (pos == 0) {
fputs("\033[G", tty->t_out);
} else {
fprintf(tty->t_out, "\033[%dG", pos + 1);
}
} else {
if (pos > 1) {
fprintf(tty->t_out, "\033[%dC", pos);
} else if (pos == 1) {
fputs("\033[C", tty->t_out);
} else if (pos == -1) {
fputs("\033[D", tty->t_out);
} else if (pos < -1) {
fprintf(tty->t_out, "\033[%dD", -pos);
}
}
}
void s_tty_move_cursor_y(struct s_tty *tty, enum s_tty_position_base base, int pos)
{
if (base == TTY_POS_START) {
/* we don't need this functionality right now */
abort();
}
if (pos > 1) {
fprintf(tty->t_out, "\033[%dB", pos);
} else if (pos == 1) {
fputs("\033[B", tty->t_out);
} else if (pos == -1) {
fputs("\033[A", tty->t_out);
} else if (pos < -1) {
fprintf(tty->t_out, "\033[%dA", -pos);
}
}
void s_tty_clear(struct s_tty *tty, enum s_tty_clear_mode mode)
{
const char *arg;
if (mode & TTY_CLEAR_ALL) {
arg = "2";
} else if (mode & TTY_CLEAR_TO_CURSOR) {
arg = "1";
} else if (mode & TTY_CLEAR_FROM_CURSOR) {
arg = "";
} else {
abort();
}
if (mode & TTY_CLEAR_SCREEN) {
fprintf(tty->t_out, "\033[%sJ", arg);
} else if (mode & TTY_CLEAR_LINE) {
fprintf(tty->t_out, "\033[%sK", arg);
} else {
abort();
}
}

View File

@@ -1,9 +1,11 @@
#include "../../../line-ed/tty.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <termios.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include "tty.h"
#define ANSI_BOLD_ON "1"
#define ANSI_BOLD_OFF "22"
@@ -136,7 +138,8 @@ void s_tty_reset_vmode(struct s_tty *tty)
tty->t_vmode.v_attrib = TTY_ATTRIB_NORMAL;
}
static int compare_colour(const struct s_tty_colour *a, const struct s_tty_colour *b)
static int compare_colour(
const struct s_tty_colour *a, const struct s_tty_colour *b)
{
if (a->c_mode != b->c_mode) {
return -1;
@@ -200,7 +203,8 @@ static void put_ansi_attrib(struct s_tty *tty, const char *s)
tty->t_mcount++;
}
static void set_attrib(struct s_tty *tty, enum s_tty_attrib old, enum s_tty_attrib new)
static void set_attrib(
struct s_tty *tty, enum s_tty_attrib old, enum s_tty_attrib new)
{
if (old == new) {
return;
@@ -237,7 +241,9 @@ static void set_attrib(struct s_tty *tty, enum s_tty_attrib old, enum s_tty_attr
}
}
static void set_fg(struct s_tty *tty, const struct s_tty_colour *old, const struct s_tty_colour *new)
static void set_fg(
struct s_tty *tty, const struct s_tty_colour *old,
const struct s_tty_colour *new)
{
if (compare_colour(old, new) == 0) {
return;
@@ -271,7 +277,9 @@ static void set_fg(struct s_tty *tty, const struct s_tty_colour *old, const stru
}
}
static void set_bg(struct s_tty *tty, const struct s_tty_colour *old, const struct s_tty_colour *new)
static void set_bg(
struct s_tty *tty, const struct s_tty_colour *old,
const struct s_tty_colour *new)
{
if (compare_colour(old, new) == 0) {
return;
@@ -382,3 +390,72 @@ s_keycode s_tty_read_key(struct s_tty *tty)
return c;
}
void s_tty_move_cursor_x(struct s_tty *tty, enum s_tty_position_base base, int pos)
{
if (base == TTY_POS_CURSOR && pos < 0 && pos >= -4) {
for (int i = 0; i > pos; i--) {
fputc('\b', tty->t_out);
}
return;
}
if (base == TTY_POS_START) {
if (pos == 0) {
fputs("\033[G", tty->t_out);
} else {
fprintf(tty->t_out, "\033[%dG", pos + 1);
}
} else {
if (pos > 1) {
fprintf(tty->t_out, "\033[%dC", pos);
} else if (pos == 1) {
fputs("\033[C", tty->t_out);
} else if (pos == -1) {
fputs("\033[D", tty->t_out);
} else if (pos < -1) {
fprintf(tty->t_out, "\033[%dD", -pos);
}
}
}
void s_tty_move_cursor_y(struct s_tty *tty, enum s_tty_position_base base, int pos)
{
if (base == TTY_POS_START) {
/* we don't need this functionality right now */
abort();
}
if (pos > 1) {
fprintf(tty->t_out, "\033[%dB", pos);
} else if (pos == 1) {
fputs("\033[B", tty->t_out);
} else if (pos == -1) {
fputs("\033[A", tty->t_out);
} else if (pos < -1) {
fprintf(tty->t_out, "\033[%dA", -pos);
}
}
void s_tty_clear(struct s_tty *tty, enum s_tty_clear_mode mode)
{
const char *arg;
if (mode & TTY_CLEAR_ALL) {
arg = "2";
} else if (mode & TTY_CLEAR_TO_CURSOR) {
arg = "1";
} else if (mode & TTY_CLEAR_FROM_CURSOR) {
arg = "";
} else {
abort();
}
if (mode & TTY_CLEAR_SCREEN) {
fprintf(tty->t_out, "\033[%sJ", arg);
} else if (mode & TTY_CLEAR_LINE) {
fprintf(tty->t_out, "\033[%sK", arg);
} else {
abort();
}
}