Initial building of the vdso.

Not actually integrating with the kernel yet.

scripts/templates/build.ninja.j2

@@ -43,6 +43,7 @@ ccflags = $
     $warnflags
 
 asflags = $
+    -I${srcroot}/src/include $
     -DVERSION_MAJOR={{ version_major }} $
     -DVERSION_MINOR={{ version_minor }} $
     -DVERSION_PATCH={{ version_patch }} $

scripts/templates/exe.vdso.j2

@@ -0,0 +1,9 @@
+{% extends "exe.default.j2" %}
+{% block variables %}
+{{ super() }}
+ccflags = $ccflags -fPIC -mcmodel=large
+ldflags = $ldflags -shared -znotext -T ${srcroot}/src/arch/x86_64/vdso.ld
+{% endblock %}
+
+# vim: ft=ninja et ts=4 sts=4 sw=4
+