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From 28e07034d97f5f8eb38f78d8e45e2d47de5c0040 Mon Sep 17 00:00:00 2001
From: Jonathan Yong <10walls@gmail.com>
Date: Wed, 28 May 2014 22:11:01 +0800
Subject: [PATCH 02/24] boehm-gc for cygwin
---
boehm-gc/win32_threads.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/boehm-gc/win32_threads.c b/boehm-gc/win32_threads.c
index ffb34e0..186bc39 100644
--- a/boehm-gc/win32_threads.c
+++ b/boehm-gc/win32_threads.c
@@ -707,6 +707,54 @@ void * GC_start_routine(void * arg)
return(result);
}
+void GC_register_my_thread()
+{
+ GC_thread me;
+ pthread_t my_pthread;
+
+ my_pthread = pthread_self();
+# if DEBUG_CYGWIN_THREADS
+ GC_printf1("Attaching thread 0x%lx\n", my_pthread);
+ GC_printf1("pid = %ld\n", (long) getpid());
+# endif
+
+ /* Check to ensure this thread isn't attached already. */
+ LOCK();
+ me = GC_lookup_thread (my_pthread);
+ UNLOCK();
+ if (me != 0)
+ {
+# if DEBUG_CYGWIN_THREADS
+ GC_printf1("Attempt to re-attach known thread 0x%lx\n", my_pthread);
+# endif
+ return;
+ }
+
+ LOCK();
+ me = GC_new_thread();
+ me -> flags |= DETACHED;
+ me -> pthread_id = pthread_self();
+ UNLOCK();
+}
+
+void GC_unregister_my_thread()
+{
+ pthread_t my_pthread;
+ GC_thread me;
+
+ my_pthread = pthread_self();
+
+# if DEBUG_CYGWIN_THREADS
+ GC_printf1("Detaching thread 0x%lx\n", my_pthread);
+# endif
+
+ LOCK();
+ me = GC_lookup_thread(my_pthread);
+ UNLOCK();
+ GC_thread_exit_proc ((void *)me);
+}
+
+
void GC_thread_exit_proc(void *arg)
{
GC_thread me = (GC_thread)arg;
--
2.1.1
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