diff options
| author | Danny Holman <dholman@gymli.org> | 2021-11-28 15:55:59 -0600 |
|---|---|---|
| committer | Danny Holman <dholman@gymli.org> | 2021-11-29 09:53:14 -0600 |
| commit | 45e882197b3c2ab97d671bad87c995dff0380661 (patch) | |
| tree | eb559d0d3dd97d153e415152ebf7c708655e4f7c /arch/i386 | |
| parent | edaf05c85ddfc91904643b603bb5dd074b7d3e8f (diff) | |
arch: i386: add support for tab characters
Add support for the tab character in the virtual terminal.
Signed-off-by: Danny Holman <dholman@gymli.org>
Diffstat (limited to 'arch/i386')
| -rw-r--r-- | arch/i386/boot/tty.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/i386/boot/tty.c b/arch/i386/boot/tty.c index 2c75760..aa77736 100644 --- a/arch/i386/boot/tty.c +++ b/arch/i386/boot/tty.c @@ -54,6 +54,16 @@ void tty_putchar(char c) { terminal_scroll(); } break; + case '\t': + terminal_column += 4; + if (++terminal_column == VGA_WIDTH) { + terminal_column = 4; + if (++terminal_row == VGA_HEIGHT) { + terminal_row--; + terminal_scroll(); + } + } + break; default: tty_putentryat(uc, terminal_color, terminal_column, terminal_row); if (++terminal_column == VGA_WIDTH) { |