Fix fcntl behavior after creating new socket

bluezone2015 · Oct 21, 2019 · 8c89f15 · 8c89f15
1 parent 18ee765
commit 8c89f15
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/co_hook_sys_call.cpp b/co_hook_sys_call.cpp
@@ -672,6 +672,9 @@ int fcntl(int fildes, int cmd, ...)
 		case F_GETFD:
 		{
 			ret = g_sys_fcntl_func( fildes,cmd );
+      if (lp && !(lp->user_flag & O_NONBLOCK)) {
+          ret = ret & (~O_NONBLOCK);
+      }
 			break;
 		}
 		case F_SETFD: