From 4e6e12a6a2ad696ab734b0be305a5fdcb78bcdf2 Mon Sep 17 00:00:00 2001
From: nvhaizi1 <t412166221@163.com>
Date: Sun, 29 May 2022 13:13:46 +0800
Subject: [PATCH] =?UTF-8?q?dev=E9=87=8C=E7=9A=84FCFSQuery=E5=87=BD?=
 =?UTF-8?q?=E6=95=B0?=
MIME-Version: 1.0
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---
 src/controller.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/controller.c b/src/controller.c
index bd52255..decb9bc 100644
--- a/src/controller.c
+++ b/src/controller.c
@@ -13,5 +13,14 @@ int FCFSDirection()
 
 bus_query_t *FCFSQuery()
 {
-    return NULL;
+    bus_query_t *p = queries;
+    if (the_bus->rail_node_pos == p->node)
+    {
+        return p;
+    }
+    else
+    { 
+        queries = queries->next_node;
+        return NULL;
+    }
 }
\ No newline at end of file