From 78ff45c49e7c78149b26df8c10250338a37cc1a9 Mon Sep 17 00:00:00 2001 From: Werner Koch Date: Mon, 8 Dec 2008 19:10:42 +0000 Subject: Align ticker to the full or half second. --- agent/ChangeLog | 5 +++++ agent/gpg-agent.c | 16 +++++++++++++--- 2 files changed, 18 insertions(+), 3 deletions(-) (limited to 'agent') diff --git a/agent/ChangeLog b/agent/ChangeLog index db96f11d3..65669d76a 100644 --- a/agent/ChangeLog +++ b/agent/ChangeLog @@ -1,3 +1,8 @@ +2008-12-08 Werner Koch + + * gpg-agent.c (handle_connections): Sync the ticker to the next + full second. This is bug#871. + 2008-12-05 Werner Koch * minip12.c (decrypt_block): Fix const modified of CHARSETS. diff --git a/agent/gpg-agent.c b/agent/gpg-agent.c index 454d71590..8aae8a6a3 100644 --- a/agent/gpg-agent.c +++ b/agent/gpg-agent.c @@ -1794,10 +1794,20 @@ handle_connections (gnupg_fd_t listen_fd, gnupg_fd_t listen_fd_ssh) FD_ZERO (&fdset); } - /* Create a timeout event if needed. */ + /* Create a timeout event if needed. To help with power saving + we syncronize the ticks to the next full second. */ if (!time_ev) - time_ev = pth_event (PTH_EVENT_TIME, - pth_timeout (TIMERTICK_INTERVAL, 0)); + { + pth_time_t nexttick; + + nexttick = pth_timeout (TIMERTICK_INTERVAL, 0); + if (nexttick.tv_usec > 10) /* Use a 10 usec threshhold. */ + { + nexttick.tv_sec++; + nexttick.tv_usec = 0; + } + time_ev = pth_event (PTH_EVENT_TIME, nexttick); + } /* POSIX says that fd_set should be implemented as a structure, thus a simple assignment is fine to copy the entire set. */ -- cgit v1.2.3