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import sys, termios, atexit | |
from select import select | |
# save the terminal settings | |
fd = sys.stdin.fileno() | |
new_term = termios.tcgetattr(fd) | |
old_term = termios.tcgetattr(fd) | |
# new terminal setting unbuffered | |
new_term[3] = (new_term[3] & ~termios.ICANON & ~termios.ECHO) | |
# switch to normal terminal | |
def set_normal_term(): | |
termios.tcsetattr(fd, termios.TCSAFLUSH, old_term) | |
# switch to unbuffered terminal | |
def set_curses_term(): | |
termios.tcsetattr(fd, termios.TCSAFLUSH, new_term) | |
def putch(ch): | |
sys.stdout.write(ch) | |
def getch(): | |
return sys.stdin.read(1) | |
def getche(): | |
ch = getch() | |
putch(ch) | |
return ch | |
def kbhit(): | |
dr,dw,de = select([sys.stdin], [], [], 0) | |
return dr <> [] | |
if __name__ == '__main__': | |
atexit.register(set_normal_term) | |
set_curses_term() | |
while 1: | |
if kbhit(): | |
ch = getch() | |
break | |
sys.stdout.write('.') | |
print 'done' |
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