Fix fcntl behavior after creating new socket

princewen · princewen · commit 8c89f152d1a4 · 2019-10-21T20:19:22.000+08:00
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:

Original file line number	Diff line number	Diff line change
`@@ -672,6 +672,9 @@ int fcntl(int fildes, int cmd, ...)`
`672`	`672`	`case F_GETFD:`
`673`	`673`	`{`
`674`	`674`	`ret = g_sys_fcntl_func( fildes,cmd );`
	`675`	`+ if (lp && !(lp->user_flag & O_NONBLOCK)) {`
	`676`	`+ ret = ret & (~O_NONBLOCK);`
	`677`	`+ }`
`675`	`678`	`break;`
`676`	`679`	`}`
`677`	`680`	`case F_SETFD:`