doc: fix handling of @top_srcdir@
The value of top_srcdir should be replaced in the config file, not in
the makefile, so we have to escape it in the makefile.
In the default case, the value of top_srcdir is ".." which, when used as
a regular expression, is a little bit too inclusive.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Clemens Ladisch
14 years ago