Install this version:
emerge -a =dev-java/c3p0-0.9.5.5-r3
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-java/c3p0-0.9.5.5-r3
Or alternatively:
emerge --autounmask-write -a =dev-java/c3p0-0.9.5.5-r3
# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=9
# Tests require an existing running SQL server and 'junit.jar.file' property
JAVA_PKG_IUSE="doc examples source"
inherit java-pkg-2
DESCRIPTION="JDBC drivers with JNDI-bindable DataSources"
HOMEPAGE="https://www.mchange.com/projects/c3p0/"
SRC_URI="https://downloads.sourceforge.net/project/c3p0/c3p0-src/c3p0-${PV}/${P}.src.tgz"
S="${WORKDIR}/${P}.src"
LICENSE="|| ( EPL-1.0 LGPL-2.1 )"
SLOT="0"
KEYWORDS="~amd64 ~ppc64"
BDEPEND=">=dev-java/ant-1.10.15-r1:0"
CP_DEPEND=">=dev-java/mchange-commons-0.2.20-r1:0"
DEPEND="
>=dev-java/log4j-12-api-2.25.2:0
>=virtual/jdk-1.8:*
${CP_DEPEND}
"
RDEPEND="
!<app-forensics/sleuthkit-4.12.1-r3:0
>=virtual/jre-1.8:*
${CP_DEPEND}
"
PATCHES=( "${FILESDIR}/c3p0-0.9.5.5-source-target.patch" )
src_prepare() {
java-pkg_clean
java-pkg-2_src_prepare
java-pkg_jar-from --build-only --into lib/ log4j-12-api
java-pkg_jar-from --into lib/ mchange-commons
# Test sources interfere with Javadoc generation on JDK 11
# Remove since the tests will never be run
rm -r src/java/com/mchange/v2/c3p0/test ||
die "Failed to remove unused test sources"
}
src_compile() {
eant jar $(usev doc javadoc) \
-Dant.build.javac.source="$(java-pkg_get-source)" \
-Dant.build.javac.target="$(java-pkg_get-target)"
}
src_install() {
java-pkg_newjar "build/${P}.jar"
einstalldocs
use doc && java-pkg_dojavadoc build/apidocs
use examples && java-pkg_doexamples src/java/com/mchange/v2/c3p0/example
use source && java-pkg_dosrc src/java/com/mchange/v2
}
>=dev-java/log4j-12-api-2.25.2:0 >=virtual/jdk-1.8:* >=dev-java/mchange-commons-0.2.20-r1:0
!<app-forensics/sleuthkit-4.12.1-r3:0 >=virtual/jre-1.8:* >=dev-java/mchange-commons-0.2.20-r1:0
>=dev-java/ant-1.10.15-r1:0