dev-util/ccache: add 4.5

Signed-off-by: Sam James <sam@gentoo.org>

dev-util/ccache/Manifest

@@ -2,3 +2,4 @@ DIST ccache-4.3.tar.xz 433508 BLAKE2B 6ab48aa587b4dc86020e3b0f722003dc5c03709626
 DIST ccache-4.4.1.tar.xz 509916 BLAKE2B 54fec9480c37c144667ae2dd969cabc1526a01312200b2b9b26ef1d5533836e2070d28e6a7fbc580f232b22dbd6f1a56a43494b8960d96c5a97d8f041e8f31ca SHA512 820c0b05d2b0209e8478c7409da0e27de8e9621c683aa0f147f9c025b8ac7bc3d06d6945d346143790168da79dfbd14b0ccfb284c7ac05c35f85b492be07d676
 DIST ccache-4.4.2.tar.xz 510260 BLAKE2B f0d8b9ac6e1972592ce5a51a392279a01f01c09e6bffc498ff0b20aa46acb6d7f949ae9f4c6006e20b15cdea9fa2fa057c78b69ef66c2e13b3ddee13367e91b1 SHA512 afcec4806b1e307ec16006ecd9e39eb69fc1376407877f024c882926725d41f2b08eccdcfb3efd8dac9e481d07f9c08c043b8cea5ea563a0f49b2f587325e4a7
 DIST ccache-4.4.tar.xz 509516 BLAKE2B 6c4519d3cd93be49dfff09f22ada798894c9f4475395443e0dcfcf768178f1520cf26bc5c2e0ea22e06cc3ebd6ddaf930a2d1b517593a10c3253f7faa3131f43 SHA512 a857d1aded9c352eabba9c0f31b43fd17ae91672dabdfc086851448867c9dff6ad6dd7ee60f8e39102d41b7d8cf7866c6bf104e0214e865de45e75a8df7626f0
+DIST ccache-4.5.tar.xz 512772 BLAKE2B 6cfd80aeee140c18e0b6c1e30c15d717caeaa6ef17ebf6400773fc957e02285242cd8f8861cf137b542272258a81fe8fd128ee69eea0fe6ecd12cf20acc5b2d8 SHA512 c05dd4280c68f64e799cee5704d879df1348f970ff4bbee2278a15ce99c2c52c337ee64713edbd8111634484e9159c1ce3d93fe9351ef388b65a9cbd6c0fc6ab

dev-util/ccache/ccache-4.5.ebuild

@@ -0,0 +1,88 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit cmake toolchain-funcs flag-o-matic
+
+DESCRIPTION="Fast compiler cache"
+HOMEPAGE="https://ccache.dev/"
+SRC_URI="https://github.com/ccache/ccache/releases/download/v${PV}/ccache-${PV}.tar.xz"
+
+LICENSE="GPL-3 LGPL-3"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
+# Enable 'static-c++' by default to make 'gcc' ebuild Just Work: bug #761220
+IUSE="doc redis +static-c++ test"
+RESTRICT="!test? ( test )"
+
+DEPEND="app-arch/zstd:=
+	redis? ( dev-libs/hiredis:= )"
+RDEPEND="${DEPEND}
+	dev-util/shadowman
+	sys-apps/gentoo-functions"
+# clang-specific tests use dev-libs/elfutils to compare objects for equality.
+# Let's pull in the dependency unconditionally.
+DEPEND+=" test? ( dev-libs/elfutils )"
+BDEPEND=" doc? ( dev-ruby/asciidoctor )"
+
+DOCS=( doc/{AUTHORS,MANUAL,NEWS}.adoc CONTRIBUTING.md README.md )
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-3.5-nvcc-test.patch
+	"${FILESDIR}"/${PN}-4.0-objdump.patch
+	"${FILESDIR}"/${PN}-4.1-avoid-run-user.patch
+)
+
+src_prepare() {
+	cmake_src_prepare
+
+	sed \
+		-e "/^EPREFIX=/s:'':'${EPREFIX}':" \
+		"${FILESDIR}"/ccache-config-3 > ccache-config || die
+
+	# mainly used in tests
+	tc-export CC OBJDUMP
+
+	# Avoid dependency on libstdc++.so. Useful for cases when
+	# we would like to use ccache to build older gcc which injects
+	# into ccache locally built (possibly outdated) libstdc++
+	# See bug #761220 for examples.
+	#
+	# Ideally gcc should not use LD_PRELOAD to avoid this type of failures.
+	use static-c++ && append-ldflags -static-libstdc++
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-DENABLE_DOCUMENTATION=$(usex doc)
+		-DENABLE_TESTING=$(usex test)
+		-DUSE_CCACHE=OFF
+		-DZSTD_FROM_INTERNET=OFF
+		-DREDIS_STORAGE_BACKEND=$(usex redis)
+	)
+
+	use redis && mycmakeargs+=( -DHIREDIS_FROM_INTERNET_DEFAULT=OFF )
+
+	cmake_src_configure
+}
+
+src_install() {
+	cmake_src_install
+
+	dobin ccache-config
+	insinto /usr/share/shadowman/tools
+	newins - ccache <<<"${EPREFIX}/usr/lib/ccache/bin"
+}
+
+pkg_prerm() {
+	if [[ -z ${REPLACED_BY_VERSION} && ${ROOT:-/} == / ]] ; then
+		eselect compiler-shadow remove ccache
+	fi
+}
+
+pkg_postinst() {
+	if [[ ${ROOT:-/} == / ]]; then
+		eselect compiler-shadow update ccache
+	fi
+}