Introduce apr_pollset_wakeup()

git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@647540 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 16 insertions, 0 deletions

diff --git a/poll/unix/port.c b/poll/unix/port.c
index 05848d618..2842e2781 100644
--- a/poll/unix/port.c
+++ b/poll/unix/port.c
@@ -335,6 +335,22 @@ APR_DECLARE(apr_status_t) apr_pollset_poll(apr_pollset_t *pollset,
     return rv;
 }
 
+APR_DECLARE(apr_status_t) apr_pollset_wakeup(apr_pollset_t *pollset)
+{
+#if APR_HAS_THREADS
+    if (pollset->flags & APR_POLLSET_WAKEABLE)
+        return APR_ENOTIMPL;
+    else
+        return APR_EINIT;
+#else
+    /* In case APR was compiled without thread support
+     * makes no sense to have wakeup operation usable
+     * only in multithreading environment.
+     */
+    return APR_ENOTIMPL;
+#endif
+}
+
 struct apr_pollcb_t {
     apr_pool_t *pool;
     apr_uint32_t nalloc;