# HG changeset patch
# User anatofuz <anatofuz@cr.ie.u-ryukyu.ac.jp>
# Date 1583140610 -32400
# Node ID 1fb6c09db515ffa25c500efe8f922974974a8532
# Parent  26ab43de365471132bed76bed9e9ae4d1f002e4f
add cbc_consoleread2

diff -r 26ab43de3654 -r 1fb6c09db515 src/impl/ConsoleIO.cbc
--- a/src/impl/ConsoleIO.cbc	Mon Mar 02 16:17:24 2020 +0900
+++ b/src/impl/ConsoleIO.cbc	Mon Mar 02 18:16:50 2020 +0900
@@ -80,8 +80,15 @@
 }
 
 __code consoleread2(struct ConsoleIO* IO, struct inode*  ip, __code next(...)) {
-
-    goto next(...);
+    if (input.r == input.w) { // input is global variable
+        if (proc->killed) {
+            release(&input.lock);
+            ilock(ip);
+            goto next(-1);
+        }
+       goto cbc_sleep(&input.r, &input.lock, cbc_consoleread2);
+    }
+    goto IO->consoleread1();
 }