diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/charts.c | 2 | ||||
| -rw-r--r-- | src/vcr.c | 18 |
2 files changed, 14 insertions, 6 deletions
diff --git a/src/charts.c b/src/charts.c index 24ffe7d..fd66932 100644 --- a/src/charts.c +++ b/src/charts.c @@ -1362,7 +1362,7 @@ int vwm_charts_update(vwm_charts_t *charts, int *desired_delay_us) } /* TODO: make some effort to compute how long to sleep, but this is perfectly fine for now. */ - *desired_delay_us = charts->sampling_interval_secs == INFINITY ? -1 : charts->sampling_interval_secs * 300.0; + *desired_delay_us = charts->sampling_interval_secs == INFINITY ? -1 : charts->sampling_interval_secs * 300000.0; return ret; } @@ -51,6 +51,7 @@ * positions. */ +#define _GNU_SOURCE /* for ppoll() */ #include <assert.h> #include <math.h> #include <poll.h> @@ -412,9 +413,16 @@ int vcr_backend_get_dimensions(vcr_backend_t *vbe, int *res_width, int *res_heig /* returns 1 if the backend has events to process, 0 on timeout/error. */ int vcr_backend_poll(vcr_backend_t *vbe, int timeout_us) { - /* FIXME TODO: should probably switch to ppoll() and keep signals blocked outside of - * while blocked in ppoll(). Then ppoll() becomes our signal delivery/handling point... - */ + struct timespec ts, *pto = NULL; + + /* TODO: keep signals blocked outside of ppoll() */ + + if (timeout_us >= 0) { + ts.tv_sec = timeout_us / 10000000; + ts.tv_nsec = (timeout_us - (ts.tv_sec * 10000000)) * 1000; + pto = &ts; + } + switch (vbe->type) { #ifdef USE_XLIB case VCR_BACKEND_TYPE_XLIB: { @@ -426,11 +434,11 @@ int vcr_backend_poll(vcr_backend_t *vbe, int timeout_us) if (XPending(vbe->xlib.xserver->display)) return 1; - return poll(&pfd, 1, timeout_us); + return ppoll(&pfd, 1, pto, NULL); } #endif case VCR_BACKEND_TYPE_MEM: - return poll(NULL, 0, timeout_us); + return ppoll(NULL, 0, pto, NULL); default: assert(0); |