Merge branch 'dde' into upstream-merged

1 files changed, 27 insertions, 0 deletions

diff --git a/libddekit/initcall.c b/libddekit/initcall.c
new file mode 100644
index 00000000..9195243d
--- /dev/null
+++ b/libddekit/initcall.c
@@ -0,0 +1,27 @@
+#include <ddekit/initcall.h>
+
+#define BEG	{ (crt0_hook) ~1U }
+#define END	{ (crt0_hook)   0 }
+
+#if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ >= 4
+#define SECTION(x) __attribute__((used, section( x )))
+#else
+#define SECTION(x) __attribute__((section( x )))
+#endif
+
+typedef void (*crt0_hook)(void);
+
+static crt0_hook __L4DDE_CTOR_BEG__[1] SECTION(".mark_beg_l4dde_ctors")	= BEG;
+static crt0_hook __l4DDE_CTOR_END__[1] SECTION(".mark_end_l4dde_ctors")	= END;
+
+void ddekit_do_initcalls() {
+    crt0_hook *list = __L4DDE_CTOR_BEG__;
+
+    list++;
+    while (*list)
+      {
+	(**list)();
+	list++;
+      }
+}
+