emit messages to stderr when write fails

[awesomized/libmemcached] / lib / memcached_flush.c

diff --git a/lib/memcached_flush.c b/lib/memcached_flush.c
index 4ca73e30ab977126b283e2f91b5d2312126872c0..07fc3ac0b63ce712e740ace8ffc819e887431e26 100644 (file)
--- a/lib/memcached_flush.c
+++ b/lib/memcached_flush.c
@@ -24,10 +24,20 @@ memcached_return memcached_flush(memcached_st *ptr, time_t expiration)
     if (send_length >= MEMCACHED_DEFAULT_COMMAND_SIZE)
       return MEMCACHED_WRITE_FAILURE;
 
-    if ((sent_length= write(ptr->hosts[x].fd, buffer, send_length) == -1))
+    sent_length= write(ptr->hosts[x].fd, buffer, send_length);
+
+    if (sent_length == -1)
+    {
+      fprintf(stderr, "error %s: write: %m\n", __FUNCTION__);
       return MEMCACHED_WRITE_FAILURE;
+    }
+
     if (sent_length != send_length)
+    {
+      fprintf(stderr, "error %s: short write %d %d: %m\n",
+             __FUNCTION__, sent_length, send_length);
       return MEMCACHED_WRITE_FAILURE;
+    }
 
     rc= memcached_response(ptr, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, x);