import winsup-2000-02-17 snapshot

1 files changed, 37 insertions, 0 deletions

diff --git a/winsup/mingw/mthr_stub.c b/winsup/mingw/mthr_stub.c
new file mode 100644
index 000000000..b2d219c9e
--- /dev/null
+++ b/winsup/mingw/mthr_stub.c
@@ -0,0 +1,37 @@
+/*
+ * mthr_stub.c
+ *
+ * Implement Mingw thread-support stubs for single-threaded C++ apps.
+ *
+ * This file is used by if gcc is built with --enable-threads=win32 and
+ * iff gcc does *NOT* use -mthreads option. 
+ *
+ * The -mthreads implementation is in mthr.c.
+ *
+ * Created by Mumit Khan  <khan@nanotech.wisc.edu>
+ *
+ */
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#undef WIN32_LEAN_AND_MEAN
+#include <assert.h>
+
+/*
+ * __mingwthr_register_key_dtor (DWORD key, void (*dtor) (void *))
+ *
+ * Public interface called by C++ exception handling mechanism in
+ * libgcc (cf: __gthread_key_create).
+ *
+ * THIS SHOULD NEVER BE CALLED!
+ *
+ */
+
+int
+__mingwthr_key_dtor (DWORD key, void (*dtor) (void *))
+{
+  assert (0);
+  /* NOTREACHED */
+  return 0;
+}
+