make doxygen be usable from separate build directory

[Stefan Seefeld]

This tiny patch essentially makes the doxygen configuration
files a configure template, replacing the source path by
a variable. Using that 'make doc/html/index.html' will
work, even from an external build directory.

Regards,
		Stefan
-------------- next part --------------
A non-text attachment was scrubbed...
Name: doc.patch
Type: text/x-patch
Size: 103136 bytes
Desc: not available
URL: <http://sourcerytools.com/pipermail/vsipl++/attachments/20051010/dc747451/attachment.bin>