httpd: optimize header reading timeout code

Set up the signal handler once, outside of main loop.
Do not reset the timer if headers are big - they still are expected
to arrive quickly.

function                                             old     new   delta
httpd_main                                           913     939     +26
handle_incoming_and_exit                            2312    2306      -6
get_line                                             134     126      -8
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/2 up/down: 26/-14)             Total: 12 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

0 files changed, 0 insertions, 0 deletions