Bugfix:

- Remove unnecessary path to control file (It was needed for building
  installed modules which we do not do any more
- Test for ../../pkgconfig/$modname.pc to decide whether a module is 
  installed or not. Fixes flyspray 1100.


[[Imported from SVN: r6779]]

bin/dunecontrol

@@ -143,7 +143,7 @@ build_module() {
       set -e
       cd "$path"
       export module
-      eval_control $runcommand $path/$(eval eval echo \$CONTROL_$module)
+      eval_control $runcommand $path/$CONTROL
     ); then eval echo "--- Failed to build \$NAME_${module} ---"; exit 1; fi
 	trap onfailure EXIT
 	

lib/dunemodules.lib

@@ -69,11 +69,9 @@ parse_control() {
   # - source module: ${path}/dune.module
   #   and there is a file ${path}/${name}.pc.in
   local path="$(canonicalpath "$1")"
-  if test -f $path/$CONTROL -a \
-      -f $path/../../../lib/dunecontrol/${name}/$CONTROL; then
+  if test -f $path/../../pkgconfig/${name}.pc; then
 	  path=$(canonicalname "$path/../../../")
       export module_inst="yes"
-      export CONTROL_${module}=lib/dunecontrol/${name}/$CONTROL
   fi
   if ! check_modname "$module"; then
     echo "ERROR: $CONTROL files $1 contains an invalid Module entry" >&2