Support for per-module prefix

svn path=/trunk/KDE/kdesdk/scripts/kdesvn-build; revision=434866

kdesvn-build

@@ -2563,9 +2563,11 @@ sub safe_configure
 
     if ($module ne 'qt-copy')
     {
-        my $kdedir = get_option ('global', 'kdedir');
         push @commands, "CXXFLAGS=$cxxflags" if $cxxflags;
-        push @commands, "--prefix=$kdedir";
+        my $kdedir = get_option ('global', 'kdedir');
+        my $prefix = get_option ($module, 'prefix');
+        $prefix = $kdedir unless defined($prefix);
+        push @commands, "--prefix=$prefix";
 
         # We're special casing these modules because we're using the lndir
         # hack for them.

kdesvn-buildrc-sample

@@ -64,6 +64,12 @@ global
 # install KDE anywhere on your system, in conjunction with the
 # make-install-prefix option.
 #	kdedir ~/kde
+#
+# You can overwrite the installation directory for a given module using
+# the per-module "prefix" option. Note that when doing this you need to
+# set KDEDIRS, PATH and LD_LIBRARY_PATH to point to both directories,
+# and that you should use separate test users or KDEHOME values to separate
+# the ksycoca databases. Only set prefix if you know what you're doing.
 
 # If you would like install KDE to the system (DO NOT INSTALL *over* a prior
 # installation!), then you'll probably need to use sudo to install everything.