From ba15d71b0cf27ba89d14b547d7ded643e5de6a01 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Fri, 22 Oct 2004 17:15:30 +0000
Subject: debugging, more pthreads crap

---
 src/libthread/ucontext.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

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

diff --git a/src/libthread/ucontext.c b/src/libthread/ucontext.c
index b1c5ef53..98e92ccf 100644
--- a/src/libthread/ucontext.c
+++ b/src/libthread/ucontext.c
@@ -1,5 +1,12 @@
 #include "threadimpl.h"
 
+static void
+launcher(void (*f)(void*), void *arg)
+{
+	f(arg);
+	threadexits(nil);
+}
+
 void
 _threadinitstack(Thread *t, void (*f)(void*), void *arg)
 {
@@ -17,7 +24,7 @@ _threadinitstack(Thread *t, void (*f)(void*), void *arg)
 	/* leave a few words open on both ends */
 	t->context.uc.uc_stack.ss_sp = t->stk+8;
 	t->context.uc.uc_stack.ss_size = t->stksize-16;
-	makecontext(&t->context.uc, (void(*)())f, 1, arg);
+	makecontext(&t->context.uc, (void(*)())launcher, 2, f, arg);
 }
 
 void
-- 
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