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-rw-r--r--Changes3
-rw-r--r--ev_port.c2
2 files changed, 4 insertions, 1 deletions
diff --git a/Changes b/Changes
index 0d386a6..7e7e8a3 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,9 @@ Revision history for libev, a high-performance and full-featured event loop.
- new config symbol, EV_USE_CLOCK_SYSCALL, to make libev use
a direct syscall - slower, but no dependency on librt et al.
+ - assume negative return values != -1 signals success of port_getn
+ (http://cvs.epicsol.org/cgi/viewcvs.cgi/epic5/source/newio.c?rev=1.52)
+ (no known failure reports, but it doesn't hurt).
3.49 Wed Nov 19 11:26:53 CET 2008
- ev_stat watchers will now use inotify as a mere hint on
diff --git a/ev_port.c b/ev_port.c
index 4b41bb7..c2dde65 100644
--- a/ev_port.c
+++ b/ev_port.c
@@ -89,7 +89,7 @@ port_poll (EV_P_ ev_tstamp timeout)
ts.tv_nsec = (long)(timeout - (ev_tstamp)ts.tv_sec) * 1e9;
res = port_getn (backend_fd, port_events, port_eventmax, &nget, &ts);
- if (res < 0)
+ if (res == -1)
{
if (errno != EINTR && errno != ETIME)
ev_syserr ("(libev) port_getn");