Upgrade and refactor terminal_data to properly handle non-csi escape
codes, control characters in escape codes, and invalid escape sequences.
Also fix a buffer overflow in the escape sequence buffer.
Signed-off-by: Callum Lowcay <callum@callumscode.com>
Use TIOCSWINSZ ioctl to set window size on terminal resize.
This causes applications to be notified of the resize event.
Signed-off-by: Callum Lowcay <callum@callumscode.com>
Includes bold, underline, inverse, and blink attributes. Blink is
rendered bold as in xterm. Supports xterm's 256 color palette.
Signed-off-by: Callum Lowcay <callum@callumscode.com>
The new map_toplevel() request no longer specifies a position and takes
the size from the attached buffer. The attach request now takes a
position relative to the top-left corner of the old buffer to let
clients specify the relative position of the new buffer.
