Index: java-utils-2.eclass
===================================================================
RCS file: /var/cvsroot/gentoo-x86/eclass/java-utils-2.eclass,v
retrieving revision 1.100
diff -u -r1.100 java-utils-2.eclass
--- java-utils-2.eclass	28 Nov 2007 02:03:48 -0000	1.100
+++ java-utils-2.eclass	16 Dec 2007 01:57:29 -0000
@@ -293,7 +295,6 @@
 	java-pkg_do_write_
 }
 
-
 # ------------------------------------------------------------------------------
 # @internal-function depend-java-query
 #
@@ -833,6 +830,30 @@
 }
 
 # ------------------------------------------------------------------------------
+# @eclass-pkg_preinst
+#
+# Checks jars in the image for problems.
+#
+# ------------------------------------------------------------------------------
+
+java-utils-2_pkg_preinst() {
+	debug-print-function ${FUNCNAME} "${@}"
+	is-java-strict || return
+
+	for jar in $(find "${D}" -name "*.jar"); do
+		for dep in $(unzip -p "${jar}" META-INF/MANIFEST.MF | egrep "^Class-Path:" | cut -d ":" -f 2); do
+			local dir=$(dirname "${jar}")
+			einfo "${dir}/${dep}" "${ROOT}${dir#${D}}/${dep}"
+			if [[ ! -e "${dir}/${dep}" && ! -e "${ROOT}${dir#${D}}/${dep}" ]]; then
+				eerror "${jar}"
+				eerror "has Class-Path entry in Manifest pointing at ${dep}"
+				eerror "but that file does not exist in image or ROOT=${ROOT}"
+			fi
+		done
+	done
+}
+
+# ------------------------------------------------------------------------------
 # @section-end install
 # ------------------------------------------------------------------------------
 
@@ -2729,6 +2760,8 @@
 	return $?
 }
 
+EXPORT_FUNCTIONS pkg_preinst
+
 # ------------------------------------------------------------------------------
 # @eclass-end
 # ------------------------------------------------------------------------------