dev-libs/mcl: new package, add 0.1.13

Signed-off-by: Pavel Sobolev <contact@paveloom.dev>

dev-libs/mcl/Manifest

@@ -0,0 +1 @@
+DIST mcl-0.1.13.tar.gz 25663 BLAKE2B 3dbd667338a4697b9a044dca363cbf6f92de51d173116110694d34f6796a3ed2ebc056fa2ce3015ee3840b1435eb367a714ccbe24b4807c7d139ecb446279b6f SHA512 ed394edead795d04583034f569ada69a9ee893431159cb8ee2cc8f47509ad5e4ffdcfdefdeae06a118305b61f74d420f421125fc2e038c21d7ff08612e03ad24

dev-libs/mcl/files/mcl-0.1.13-build-tests-only-when-requested.patch

@@ -0,0 +1,29 @@
+From: Pavel Sobolev <contact@paveloom.dev>
+Subject: [PATCH] Build tests only when requested.
+
+Signed-off-by: Pavel Sobolev <contact@paveloom.dev>
+
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -102,8 +102,10 @@ endif()
+ 
+ # Project files
+ 
++include(CTest)
++
+ add_subdirectory(src)
+-if (TARGET Catch2::Catch2 AND MASTER_PROJECT)
++if (BUILD_TESTING)
+     add_subdirectory(tests)
+ endif()
+ 
+--- a/tests/CMakeLists.txt
++++ b/tests/CMakeLists.txt
+@@ -10,7 +10,6 @@ target_include_directories(mcl-tests PUBLIC .)
+ target_compile_options(mcl-tests PRIVATE ${STAMINA_CXX_FLAGS})
+ target_link_libraries(mcl-tests PRIVATE Catch2::Catch2WithMain mcl)
+ 
+-include(CTest)
+ include(Catch)
+ catch_discover_tests(mcl-tests)
+ enable_testing()

dev-libs/mcl/mcl-0.1.13.ebuild

@@ -0,0 +1,36 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="merry's common library"
+HOMEPAGE="https://github.com/merryhime/mcl"
+SRC_URI="https://github.com/merryhime/mcl/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	dev-libs/libfmt:=
+"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	test? ( dev-cpp/catch )
+"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-0.1.13-build-tests-only-when-requested.patch
+)
+
+src_configure() {
+	local mycmakeargs=(
+		-DBUILD_TESTING=$(usex test)
+	)
+
+	cmake_src_configure
+}

dev-libs/mcl/metadata.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="person">
+    <email>contact@paveloom.dev</email>
+    <name>Pavel Sobolev</name>
+  </maintainer>
+  <upstream>
+    <bugs-to>https://github.com/merryhime/mcl/issues</bugs-to>
+    <remote-id type="github">merryhime/mcl</remote-id>
+  </upstream>
+</pkgmetadata>