enable_triple_buffer(3alleg4) Allegro manual enable_triple_buffer(3alleg4)NAME
enable_triple_buffer - Enables triple buffering. Allegro game programming library.
SYNOPSIS
#include <allegro.h>
int enable_triple_buffer();
DESCRIPTION
If the GFX_CAN_TRIPLE_BUFFER bit of the gfx_capabilities field is not set, you can attempt to enable it by calling this function. In par-
ticular if you are running in mode-X in a clean DOS environment, this routine will enable the timer retrace simulator, which will activate
the triple buffering functions.
RETURN VALUE
Returns zero if triple buffering is enabled, -1 otherwise.
SEE ALSO gfx_capabilities(3alleg4), request_scroll(3alleg4), request_video_bitmap(3alleg4), ex3buf(3alleg4), exupdate(3alleg4)Allegro version 4.4.2 enable_triple_buffer(3alleg4)
What is the point of this? Whenever I close my shell it appends to the history file without adding this. I have never seen it overwrite my history file.
# When the shell exits, append to the history file instead of overwriting it
shopt -s histappend (3 Replies)