Konstantin Belousov f7c419f22d Centralize the calculation of the top source directory. This
simplifies the build of rtld with partial checkout, allowing to
override only one place to reference other tree.

Submitted by:	bde
MFC after:	2 weeks
2012-03-23 12:10:12 +00:00
..
2012-03-14 15:39:59 +00:00
2012-03-16 19:09:34 +00:00