From a3785ca2cc1c8693d89ebe44216acf781a634718 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Wed, 21 Apr 2004 19:29:04 +0000
Subject: Tweaks to make libthread tell Valgrind about its stack limits, so
 that Valgrind can detect stack overflow for me.

---
 src/libthread/tprimes.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'src/libthread/tprimes.c')

diff --git a/src/libthread/tprimes.c b/src/libthread/tprimes.c
index 9426bdfa..e028f982 100644
--- a/src/libthread/tprimes.c
+++ b/src/libthread/tprimes.c
@@ -1,6 +1,12 @@
-#include <lib9.h>
+#include <u.h>
+#include <libc.h>
 #include <thread.h>
 
+enum
+{
+	STACK = 8192
+};
+
 int quiet;
 int goal;
 int buffer;
@@ -19,7 +25,7 @@ primethread(void *arg)
 	if(!quiet)
 		print("%d\n", p);
 	nc = chancreate(sizeof(ulong), buffer);
-	(*fn)(primethread, nc, 8192);
+	(*fn)(primethread, nc, STACK);
 	for(;;){
 		i = recvul(c);
 		if(i%p)
@@ -56,7 +62,7 @@ threadmain(int argc, char **argv)
 		goal = 100;
 
 	c = chancreate(sizeof(ulong), buffer);
-	(*fn)(primethread, c, 8192);
+	(*fn)(primethread, c, STACK);
 	for(i=2;; i++)
 		sendul(c, i);
 }
-- 
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