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authorAnthony Liguori <aliguori@us.ibm.com>2009-05-14 19:29:53 +0100
committerPaul Brook <paul@codesourcery.com>2009-05-14 19:29:53 +0100
commit0bfe3ca51ebddbf2cc099fa34f359bd1ac4f65e6 (patch)
tree55e9fe69186e0c403be34ed30bbcb60416ec617f /module.h
parentAdd a --disable-docs to configure to allow doc build to be disabled (diff)
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Constructor support
Allow devices/drivers to register themselves via constructors. Destructors are not needed (can be registered from a constructor) and "priority" has been renamed and changed to an enum for clarity. Signed-off-by: Paul Brook <paul@codesourcery.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'module.h')
-rw-r--r--module.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/module.h b/module.h
new file mode 100644
index 000000000..cd368b1a9
--- /dev/null
+++ b/module.h
@@ -0,0 +1,35 @@
+/*
+ * QEMU Module Infrastructure
+ *
+ * Copyright IBM, Corp. 2009
+ *
+ * Authors:
+ * Anthony Liguori <aliguori@us.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ *
+ */
+
+#ifndef QEMU_MODULE_H
+#define QEMU_MODULE_H
+
+/* This should not be used directly. Use block_init etc. instead. */
+#define module_init(function, type) \
+static void __attribute__((constructor)) do_qemu_init_ ## function(void) { \
+ register_module_init(function, type); \
+}
+
+typedef enum {
+ MODULE_INIT_BLOCK,
+ MODULE_INIT_DEVICE
+} module_init_type;
+
+#define block_init(function) module_init(function, MODULE_INIT_BLOCK)
+#define device_init(function) module_init(function, MODULE_INIT_DEVICE)
+
+void register_module_init(void (*fn)(void), module_init_type type);
+
+void module_call_init(module_init_type type);
+
+#endif