diff --git a/boom/Makefile b/boom/Makefile
index da39b1f..3b7b4e7 100644
--- a/boom/Makefile
+++ b/boom/Makefile
@@ -1,25 +1,28 @@
 DIST = dk
 MANU = avx johanson murata panasonic stackpole tdk yageo
 
-EQU = dist/all.equ
-INV = dist/all.inv
-DSC = dist/all.dsc
-CHR = $(foreach m,$(MANU),manu/$(m)/$(m).chr)
+EQU = $(shell ./boom-config equ)
+INV = $(shell ./boom-config inv)
+DSC = $(shell ./boom-config dsc)
+CHR = $(shell ./boom-config chr)
 
-DB = $(EQU) $(INV) $(DSC) $(CHR) \
-    $(DIST:%=dist/%/db/*.equ) \
-    $(DIST:%=dist/%/db/*.inv) \
-    $(DIST:%=dist/%/db/*.dsc)
+DB = $(EQU) $(INV) $(DSC) $(CHR)
 
 
 .PHONY:		all spotless tar count
 
-all:
+all:		boom-config
+
+boom-config:    boom-config.in Makefile
+		sed 's/##DIST##/$(DIST)/;s/##MANU##/$(MANU)/' boom-config.in \
+		  >$@ || { rm -f $@; exit 1; }
+		chmod 755 boom-config
 
 spotless:
+		rm -f boom-config
 
 tar:
-		tar cfj boom-db.tar.bz2 $(DB)
+		tar cfj boom-db.tar.bz2 boom-config $(DB)
 
 count:
 		perl ./count.pl $(CHR)
diff --git a/boom/boom-config.in b/boom/boom-config.in
new file mode 100644
index 0000000..256aa08
--- /dev/null
+++ b/boom/boom-config.in
@@ -0,0 +1,25 @@
+#!/bin/sh
+
+DIST="##DIST##"
+MANU="##MANU##"
+
+base=`which "$0"`
+base=`dirname "$base"`
+[ "$base" = "${base#/}" ] && base=`pwd`/$base
+[ . -ef "$base" ] && base=.
+
+while [ "$1" ]; do
+    case "$1" in
+	equ)
+	    for n in $DIST; do echo "$base/dist/$n/db/all.equ"; done;;
+	inv)
+	    for n in $DIST; do echo "$base/dist/$n/db/all.inv"; done;;
+	dsc)
+	    for n in $DIST; do echo "$base/dist/$n/db/all.dsc"; done;;
+	chr)
+	    for n in $MANU; do echo "$base/manu/$n/$n.chr"; done;;
+    esac
+    shift
+done
+
+exit 0
diff --git a/boom/test/Makefile b/boom/test/Makefile
index 642c5aa..156442c 100644
--- a/boom/test/Makefile
+++ b/boom/test/Makefile
@@ -2,12 +2,10 @@ BOOM=PATH=/home/moko/svn.openmoko.org/trunk/eda/boom:../boom:$$PATH boom
 
 KITS = 1
 
-MANU = avx johanson murata panasonic stackpole tdk yageo
-
-EQU = ../dist/all.equ
-INV = ../dist/all.inv
-DSC = ../dist/all.dsc
-CHR = $(foreach m,$(MANU),../manu/$(m)/$(m).chr)
+EQU = $(shell ../boom-config equ)
+INV = $(shell ../boom-config inv)
+DSC = $(shell ../boom-config dsc)
+CHR = $(shell ../boom-config chr)
 
 
 .PHONY:		all show again spotless