test for sharedlibrary existence

makefile

@@ -31,10 +31,16 @@ ifneq (0, $(TCLAP_EXISTS))
 $(error You need tclap installed)
 endif
-TCLAP_EXISTS = $(shell g++ -c -o /dev/null -xc++ - <<< \\\#include\ \<cppunit/Test.h\> 2>/dev/null; echo $$?)
-ifneq (0, $(TCLAP_EXISTS))
-$(error You need tclap installed)
+CPPUNIT_EXISTS = $(shell g++ -c -o /dev/null -xc++ - <<< \\\#include\ \<cppunit/Test.h\> 2>/dev/null; echo $$?)
+ifneq (0, $(CPPUNIT_EXISTS))
+$(error You need cppunit installed)
 endif
+CPPUNIT_SO_TMP = $(shell ld --verbose | grep SEARCH | tr \  \\\n | sed \s/SEARCH_DIR\(\"\\\(.*\\\)\"\)\;/\\\1/g\ | sort -u | sed \s/$$/\\/libcppunit.so/g\)
+CPPUNIT_SO_EXISTS = $(shell ls $(CPPUNIT_SO_TMP) 2>/dev/null | wc -l)
+ifeq (0, $(CPPUNIT_SO_EXISTS))
+$(error You need cppunit installed)
+endif
+
 SUBDIRS_WITH_MAKE = $(dir $(wildcard */makefile))