simulate_keypress − Stuffs a key into the keyboard buffer. Allegro game programming library.
#include <allegro.h>
void simulate_keypress(int key);
Stuffs a key into the keyboard buffer, just as if the user had pressed it. The parameter is in the same format returned by readkey(). Example:
simulate_keypress(KEY_SPACE << 8);
if (readkey() == (KEY_SPACE << 8))
allegro_message("You simulated Alt+Space\n");
install_keyboard(3), simulate_ukeypress(3), keypressed(3), readkey(3)