dev-cpp/folly: build exception_tracer

Package-Manager: Portage-3.0.18, Repoman-3.0.3
Signed-off-by: Alessandro Barbieri <lssndrbarbieri@gmail.com>

dev-cpp/folly/files/build-exception_tracer.patch

@@ -0,0 +1,10 @@
+--- a/CMakeLists.txt	2021-05-01 23:33:32.935741973 +0200
++++ b/CMakeLists.txt	2021-05-01 23:34:35.369443062 +0200
+@@ -149,7 +149,6 @@
+ REMOVE_MATCHES_FROM_LISTS(files hfiles
+   MATCHES
+     "^${FOLLY_DIR}/build/"
+-    "^${FOLLY_DIR}/experimental/exception_tracer/"
+     "^${FOLLY_DIR}/logging/example/"
+     "^${FOLLY_DIR}/(.*/)?test/"
+     "^${FOLLY_DIR}/tools/"

dev-cpp/folly/folly-2021.04.19.00-r1.ebuild

@@ -0,0 +1,38 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit cmake
+
+DESCRIPTION="An open-source C++ library developed and used at Facebook"
+HOMEPAGE="https://github.com/facebook/folly"
+SRC_URI="https://github.com/facebook/folly/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~x86"
+PATCHES=( "${FILESDIR}/build-exception_tracer.patch" )
+
+DEPEND="
+	app-arch/lz4
+	app-arch/snappy
+	app-arch/zstd
+	dev-cpp/gflags
+	dev-cpp/glog[gflags]
+	dev-libs/boost[context,threads]
+	dev-libs/double-conversion
+	dev-libs/libevent
+	dev-libs/libfmt
+	sys-libs/binutils-libs
+	sys-libs/zlib
+"
+RDEPEND="${DEPEND}"
+
+src_prepare() {
+	cmake_src_prepare
+	sed \
+		-e "s/lib CACHE/$(get_libdir) CACHE/" \
+		-e "s/lib\/cmake\/folly CACHE/$(get_libdir)\/cmake\/folly CACHE/" \
+		-i CMakeLists.txt || die
+}