From 92597a2d660285cf32eb0b88ec3d00b4fd48156e Mon Sep 17 00:00:00 2001
From: glenda <glenda@cirno>
Date: Mon, 12 Sep 2022 15:49:01 +0000
Subject: =?UTF-8?q?=E2=8E=95TASKS=204=20now=20returns=20number=20of=20mess?=
 =?UTF-8?q?ages=20in=20mailbox?=
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---
 concurrency.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/concurrency.c b/concurrency.c
index c01426d..f35f329 100644
--- a/concurrency.c
+++ b/concurrency.c
@@ -260,6 +260,7 @@ taskproperty(vlong t, vlong p)
 {
 	ThreadData *td = nil;
 	Array *res = nil;
+	int mailcount = 0;
 	lock(&threadlock);
 	for(int i = 0; i < nthreads && td == nil; i++)
 		if(threads[i]->id == t)
@@ -280,6 +281,13 @@ taskproperty(vlong t, vlong p)
 		case 3: /* used stacksize */
 			res = mkscalarint(stackused());
 			break;
+		case 4: /* messages in mailbox */
+			qlock(&td->lock);
+			for(Mail *tmp = td->mail; tmp != nil; tmp = tmp->next)
+				mailcount++;
+			qunlock(&td->lock);
+			res = mkscalarint(mailcount);
+			break;
 		default:
 			unlock(&threadlock);
 			throwerror(L"Invalid task property", EDomain);
-- 
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