patch 8.0.0492: a failing client-server request can make Vim hang
Problem: A failing client-server request can make Vim hang.
Solution: Add a timeout argument to functions that wait.
diff --git a/src/proto/if_xcmdsrv.pro b/src/proto/if_xcmdsrv.pro
index 137020e..801dc00 100644
--- a/src/proto/if_xcmdsrv.pro
+++ b/src/proto/if_xcmdsrv.pro
@@ -1,11 +1,11 @@
/* if_xcmdsrv.c */
int serverRegisterName(Display *dpy, char_u *name);
void serverChangeRegisteredWindow(Display *dpy, Window newwin);
-int serverSendToVim(Display *dpy, char_u *name, char_u *cmd, char_u **result, Window *server, int asExpr, int localLoop, int silent);
+int serverSendToVim(Display *dpy, char_u *name, char_u *cmd, char_u **result, Window *server, int asExpr, int timeout, int localLoop, int silent);
char_u *serverGetVimNames(Display *dpy);
Window serverStrToWin(char_u *str);
int serverSendReply(char_u *name, char_u *str);
-int serverReadReply(Display *dpy, Window win, char_u **str, int localLoop);
+int serverReadReply(Display *dpy, Window win, char_u **str, int localLoop, int timeout);
int serverPeekReply(Display *dpy, Window win, char_u **str);
void serverEventProc(Display *dpy, XEvent *eventPtr, int immediate);
void server_parse_messages(void);