sci-mathematics/axel: added new ebuild (#744)

* sci-libs/dtk: added new ebuild

Package-manager: portage-2.3.3 repoman-2.3.1

* sci-mathematics/axel: added new ebuild

Package-manager: portage-2.3.3 repoman-2.3.1

* sci-mathematics/axel-vtkview: added new ebuild

Package-manager: portage-2.3.3 repoman-2.3.1

* sci-libs/dtk,sci-mathematics/axel,sci-mathematics/axel-vtkview: added new ebuilds (updates for requested changes)

* sci-libs/dtk,sci-mathematics/axel,sci-mathematics/axel-vtkview: added new ebuilds (updates for requested changes, added a required use-flag)

Package-manager: portage-2.3.3 repoman-2.3.1

16 files changed, 374 insertions, 0 deletions

diff --git a/sci-libs/dtk/Manifest b/sci-libs/dtk/Manifest
new file mode 100644
index 000000000..9a5ed9183
--- /dev/null
+++ b/sci-libs/dtk/Manifest
@@ -0,0 +1 @@
+DIST dtk-2017.02.16.tar.gz 2682955 SHA256 474b495fe0b878e3bb53c4badd58c49e5a625267e52254b7e0c736117751e7cd SHA512 bf338a5ee62ec3cfc67d5848b2c208b5f13ce80616a49c75d6f083fec846b163d63e610497adeac6318816def933a3f7ebe2493f95964853a7640392bb23e88c WHIRLPOOL 78f771fa4a145cdbdcb80213a8b3bfdccbb559fa59d238c26c8106c2fdce431a09f215c887e5708e4e632c94d7a93400bfdc651d4ca3a9864f1a8a383e3ebc85
diff --git a/sci-libs/dtk/dtk-2017.02.16.ebuild b/sci-libs/dtk/dtk-2017.02.16.ebuild
new file mode 100644
index 000000000..6ef40677c
--- /dev/null
+++ b/sci-libs/dtk/dtk-2017.02.16.ebuild
@@ -0,0 +1,39 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit cmake-utils
+
+DESCRIPTION="Meta-platform for modular scientific platform development"
+HOMEPAGE="https://github.com/d-tk/dtk"
+SRC_URI="https://timeraider4u.github.io/distfiles/files/${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+RDEPEND="dev-qt/qtcore:5
+	dev-qt/qtconcurrent:5
+	dev-qt/qtnetwork:5
+	dev-qt/qtgui:5
+	dev-qt/qtdeclarative:5
+	dev-qt/qttest:5
+	dev-qt/qtsvg:5
+	dev-qt/qtwidgets:5
+	dev-qt/qtxml:5"
+DEPEND="${RDEPEND}
+	dev-lang/swig:0"
+
+src_configure() {
+	local mycmakeargs=(
+		-DDTK_BUILD_SUPPORT_COMPOSER=ON
+		-DDTK_BUILD_SUPPORT_CORE=ON
+		-DDTK_BUILD_SUPPORT_CONTAINER=ON
+		-DDTK_BUILD_SUPPORT_DISTRIBUTED=ON
+		-DDTK_BUILD_SUPPORT_GUI=ON
+		-DDTK_BUILD_SUPPORT_MATH=ON
+	)
+	cmake-utils_src_configure
+}
diff --git a/sci-libs/dtk/metadata.xml b/sci-libs/dtk/metadata.xml
new file mode 100644
index 000000000..ec9fa9d47
--- /dev/null
+++ b/sci-libs/dtk/metadata.xml
@@ -0,0 +1,12 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>harald.weiner@jku.at</email>
+		<name>Harald Weiner</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>sci@gentoo.org</email>
+		<name>Gentoo Science Project</name>
+	</maintainer>
+</pkgmetadata>
diff --git a/sci-mathematics/axel-vtkview/Manifest b/sci-mathematics/axel-vtkview/Manifest
new file mode 100644
index 000000000..48448a42a
--- /dev/null
+++ b/sci-mathematics/axel-vtkview/Manifest
@@ -0,0 +1 @@
+DIST axel-vtkview-2017.02.16.tar.gz 180747 SHA256 27dcaaea7ea3600c8de17aaa78ecfa8fcd4e4982d373ecddf341db932885013a SHA512 9c4a6e65af96166d9e7973f5c8c74dabc16f4f4c58211f7a3e9376b1c64c0708ae96af32d1adaed767a0c49adefda916e9dfe90561507bb746b219e8ecf0a81b WHIRLPOOL 79793f0bf68cae1f061f65547c055a14116a372468c15e4bb0499873d016c325ff3e8be9a99c814cebfd651942383bd17d6e466a224a9bb3aa4907293014f8c3
diff --git a/sci-mathematics/axel-vtkview/axel-vtkview-2017.02.16.ebuild b/sci-mathematics/axel-vtkview/axel-vtkview-2017.02.16.ebuild
new file mode 100644
index 000000000..48d2eab66
--- /dev/null
+++ b/sci-mathematics/axel-vtkview/axel-vtkview-2017.02.16.ebuild
@@ -0,0 +1,40 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit cmake-utils
+
+DESCRIPTION="Vtk plug-in for sci-mathematics/axel"
+HOMEPAGE="http://dtk.inria.fr/axel/"
+SRC_URI="https://timeraider4u.github.io/distfiles/files/${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+RDEPEND="~sci-libs/dtk-${PV}
+	~sci-mathematics/axel-${PV}
+	>=sci-libs/vtk-6.0.0[qt5,rendering]"
+DEPEND="${RDEPEND}"
+
+PATCHES=(
+	"${FILESDIR}/${PV}/CMakeLists.txt.patch"
+	"${FILESDIR}/${PV}/axlVtkView-CMakeLists.txt.patch"
+)
+
+src_configure() {
+	local mycmakeargs=(
+		-DAXL=ON
+		-DAXEL_USED=ON
+		-DDTK_USED=ON
+		-DBUILD_FOR_RELEASE=ON
+		-Daxel-sdk_VERSION_MAJOR=2
+		-Daxel-sdk_VERSION_MINOR=4
+		-Daxel-sdk_VERSION_PATCH=0
+		-DVTK_QT_VERSION:STRING=5
+		-DVTKVIEW_USED=ON
+	)
+	cmake-utils_src_configure
+}
diff --git a/sci-mathematics/axel-vtkview/files/2017.02.16/CMakeLists.txt.patch b/sci-mathematics/axel-vtkview/files/2017.02.16/CMakeLists.txt.patch
new file mode 100644
index 000000000..0ce95b0db
--- /dev/null
+++ b/sci-mathematics/axel-vtkview/files/2017.02.16/CMakeLists.txt.patch
@@ -0,0 +1,21 @@
+--- a/CMakeLists.txt	2017-03-01 18:07:06.105852551 +0100
++++ b/CMakeLists.txt	2017-03-01 18:08:32.199894675 +0100
+@@ -202,6 +202,7 @@
+ find_package (Qt5Core REQUIRED)
+ find_package (Qt5Sql REQUIRED)
+ find_package (Qt5WebKitWidgets REQUIRED)
++find_package (Qt5Xml REQUIRED)
+ 
+ set (QT_USE_QTXML 1)
+ set (QT_USE_QTOPENGL 1)
+@@ -319,3 +320,10 @@
+ # Build axl
+ ######################################################################
+ add_subdirectory (axl)
++
++install ( FILES "${CMAKE_BINARY_DIR}/plugins/libaxlVtkView.so"
++          DESTINATION lib/axel-plugins)
++
++install ( DIRECTORY "${PROJECT_SOURCE_DIR}/axl/axlVtkView"
++        DESTINATION include/
++        FILES_MATCHING PATTERN "*.h")
diff --git a/sci-mathematics/axel-vtkview/files/2017.02.16/axlVtkView-CMakeLists.txt.patch b/sci-mathematics/axel-vtkview/files/2017.02.16/axlVtkView-CMakeLists.txt.patch
new file mode 100644
index 000000000..33a789bd3
--- /dev/null
+++ b/sci-mathematics/axel-vtkview/files/2017.02.16/axlVtkView-CMakeLists.txt.patch
@@ -0,0 +1,10 @@
+--- a/axl/axlVtkView/CMakeLists.txt.orig	2016-04-08 15:02:22.921914810 +0200
++++ b/axl/axlVtkView/CMakeLists.txt	2016-04-08 15:03:05.692913022 +0200
+@@ -167,6 +167,7 @@
+ qt5_use_modules(${LIB_NAME} Gui)
+ qt5_use_modules(${LIB_NAME} OpenGL)
+ qt5_use_modules(${LIB_NAME} Widgets)
++qt5_use_modules(${LIB_NAME} Xml)
+ 
+ ## #################################################################
+ ## Target properties
diff --git a/sci-mathematics/axel-vtkview/metadata.xml b/sci-mathematics/axel-vtkview/metadata.xml
new file mode 100644
index 000000000..ec9fa9d47
--- /dev/null
+++ b/sci-mathematics/axel-vtkview/metadata.xml
@@ -0,0 +1,12 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>harald.weiner@jku.at</email>
+		<name>Harald Weiner</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>sci@gentoo.org</email>
+		<name>Gentoo Science Project</name>
+	</maintainer>
+</pkgmetadata>
diff --git a/sci-mathematics/axel/Manifest b/sci-mathematics/axel/Manifest
new file mode 100644
index 000000000..816216147
--- /dev/null
+++ b/sci-mathematics/axel/Manifest
@@ -0,0 +1 @@
+DIST axel-2017.02.16.tar.gz 727033 SHA256 46dd1f3f4c867dfe3baf22f79ca6d77fb98ef48d3007084a0a68b244288b4e1f SHA512 7bb83608b83a8caa65fa071ce03ab504778fa4c7bed6a17309bc6556a97e941b7b36957b23a02f87654a09cd756770af41cb0aaadede11a60bd87152da77dbba WHIRLPOOL 9f0ad19979d9782d06d21b3df56ec6964e77e07258cfe95a73abdc55042e319551958bd0416768008ba0559c1d7acefadcf073f7e20bcd37177ebaf8cd2e9191
diff --git a/sci-mathematics/axel/axel-2017.02.16.ebuild b/sci-mathematics/axel/axel-2017.02.16.ebuild
new file mode 100644
index 000000000..31499d2c3
--- /dev/null
+++ b/sci-mathematics/axel/axel-2017.02.16.ebuild
@@ -0,0 +1,61 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit cmake-utils user
+
+DESCRIPTION="Algebraic geometric modeling platform"
+HOMEPAGE="http://dtk.inria.fr/axel/"
+SRC_URI="https://timeraider4u.github.io/distfiles/files/${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+RDEPEND="~sci-libs/dtk-${PV}"
+DEPEND="${RDEPEND}"
+
+pkg_setup() {
+	AXEL_DATA_DIR="/usr/share/axel/data"
+	AXEL_PLUGINS_DIR="/usr/lib/axel-plugins"
+	AXEL_GROUP="dtk-axel"
+	enewgroup "${AXEL_GROUP}"
+}
+
+PATCHES=(
+	"${FILESDIR}/${PV}/CMakeLists.txt.patch"
+	"${FILESDIR}/${PV}/AxelConfig.cmake.in.patch"
+	"${FILESDIR}/${PV}/install-axel-config.h.in.patch"
+	"${FILESDIR}/${PV}/main.cpp.patch"
+)
+
+src_prepare() {
+	cp "${FILESDIR}/${PV}/install-AxelConfig.cmake.in" \
+		"${S}/cmake/install-AxelConfig.cmake.in" || \
+		die "Could not copy '${FILESDIR}/${PV}/install-AxelConfig.cmake.in' to '${S}/cmake/'"
+	# patches are applied by cmake-utils
+	cmake-utils_src_prepare
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-DAXL=ON
+		-DDTK_USED=ON
+		-DBUILD_FOR_RELEASE=ON
+		-Daxel-sdk_VERSION_MAJOR=2
+		-Daxel-sdk_VERSION_MINOR=4
+		-Daxel-sdk_VERSION_PATCH=0
+	)
+	cmake-utils_src_configure
+}
+
+src_install() {
+	cmake-utils_src_install
+	keepdir "${AXEL_DATA_DIR}"
+	keepdir "${AXEL_PLUGINS_DIR}"
+	# allow users to develop plug-ins
+	fowners "root:${AXEL_GROUP}" "${AXEL_PLUGINS_DIR}"
+	fperms g+w "${AXEL_PLUGINS_DIR}"
+}
diff --git a/sci-mathematics/axel/files/2017.02.16/AxelConfig.cmake.in.patch b/sci-mathematics/axel/files/2017.02.16/AxelConfig.cmake.in.patch
new file mode 100644
index 000000000..26156df50
--- /dev/null
+++ b/sci-mathematics/axel/files/2017.02.16/AxelConfig.cmake.in.patch
@@ -0,0 +1,13 @@
+--- a/cmake/AxelConfig.cmake.in.orig	2016-04-09 21:54:56.363950425 +0200
++++ b/cmake/AxelConfig.cmake.in	2016-04-09 22:05:45.816923263 +0200
+@@ -1,7 +1,7 @@
+ 
+-set (@PKG_NAME@_INCLUDE_DIR @PROJECT_SOURCE_DIR@/src @dtk_INCLUDE_DIRS@)
+-set (@PKG_NAME@_LIBRARY_DIR @CMAKE_BINARY_DIR@/lib)
+-set (@PKG_NAME@_PLUGIN_DIR @CMAKE_BINARY_DIR@/plugins)
++set (@PKG_NAME@_INCLUDE_DIR @PROJECT_SOURCE_DIR@/src @dtk_INCLUDE_DIRS@ @CMAKE_INSTALL_PREFIX@/include/axlCore @CMAKE_INSTALL_PREFIX@/include/axlGui)
++set (@PKG_NAME@_LIBRARY_DIR @CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_LIBDIR@)
++set (@PKG_NAME@_PLUGIN_DIR @CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_LIBDIR@/axel-plugins)
+ 
+ if (APPLE)
+ set (@PKG_NAME@_PLUGIN_DIR @CMAKE_BINARY_DIR@/bin/axel.app/Contents/PlugIns)
diff --git a/sci-mathematics/axel/files/2017.02.16/CMakeLists.txt.patch b/sci-mathematics/axel/files/2017.02.16/CMakeLists.txt.patch
new file mode 100644
index 000000000..967262670
--- /dev/null
+++ b/sci-mathematics/axel/files/2017.02.16/CMakeLists.txt.patch
@@ -0,0 +1,49 @@
+--- a/CMakeLists.txt	2017-03-01 16:45:56.000000000 +0100
++++ b/CMakeLists.txt	2017-03-01 16:53:47.896067236 +0100
+@@ -32,7 +32,7 @@
+ #set(AXEL_VERSION ${PROJECT_VERSION})
+ 
+ set(AXEL_INSTALL_PREFIX  ${CMAKE_INSTALL_PREFIX})
+-set(AXEL_PLUGIN_DIR  ${CMAKE_BINARY_DIR}/plugins)
++set(AXEL_PLUGIN_DIR  ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/axel-plugins)
+ if (APPLE)
+  set (AXEL_PLUGIN_DIR ${CMAKE_BINARY_DIR}/bin/axel.app/Contents/PlugIns)
+ endif (APPLE)
+@@ -323,18 +323,31 @@
+ ####################################################################
+ if(BUILD_FOR_RELEASE)
+ configure_file ( "${PROJECT_SOURCE_DIR}/cmake/install-AxelConfig.cmake.in"
+-                 "${CMAKE_BINARY_DIR}/for_installer/lib/cmake/AxelConfig.cmake"
++                 "${CMAKE_BINARY_DIR}/lib/cmake/AxelConfig.cmake"
+                   @ONLY IMMEDIATE)
+ 
+-install ( FILES "${CMAKE_BINARY_DIR}/for_installer/lib/cmake/AxelConfig.cmake"
+-          DESTINATION lib/cmake)
++install ( FILES "${CMAKE_BINARY_DIR}/lib/cmake/AxelConfig.cmake"
++          DESTINATION lib/cmake/Axel)
+ 
+ configure_file ( "${PROJECT_SOURCE_DIR}/cmake/install-axel-config.h.in"
+-                 "${CMAKE_BINARY_DIR}/for_installer/include/axel-config.h"
++                 "${CMAKE_BINARY_DIR}/include/axel-config.h"
+                  @ONLY IMMEDIATE)
+ 
+-install ( FILES "${CMAKE_BINARY_DIR}/for_installer/include/axel-config.h"
+-          DESTINATION include)
++install ( FILES "${CMAKE_BINARY_DIR}/include/axel-config.h"
++          DESTINATION include/Axel)
++install ( FILES "${CMAKE_BINARY_DIR}/src/axlCore/axlCoreExport.h"
++          DESTINATION include/axlCore)
++install ( FILES "${CMAKE_BINARY_DIR}/src/axlGui/axlGuiExport.h"
++          DESTINATION include/axlGui)
++
++install(DIRECTORY "${PROJECT_SOURCE_DIR}/src/axlCore"
++        DESTINATION include/
++        FILES_MATCHING PATTERN "*.h"
++)
++install(DIRECTORY ${PROJECT_SOURCE_DIR}/src/axlGui
++        DESTINATION include/
++        FILES_MATCHING PATTERN "*.h"
++)
+ endif(BUILD_FOR_RELEASE)
+ ######################################################################
+ # Update
diff --git a/sci-mathematics/axel/files/2017.02.16/install-AxelConfig.cmake.in b/sci-mathematics/axel/files/2017.02.16/install-AxelConfig.cmake.in
new file mode 100644
index 000000000..8de7aba44
--- /dev/null
+++ b/sci-mathematics/axel/files/2017.02.16/install-AxelConfig.cmake.in
@@ -0,0 +1,67 @@
+## Version: $Id$
+##
+######################################################################
+##
+### Commentary:
+##
+######################################################################
+##
+### Change Log:
+##
+######################################################################
+##
+
+
+## ###################################################################
+## Defines:
+## - Axel_INCLUDE_DIRS
+## ###################################################################
+
+set(Axel_INCLUDE_DIRS
+  "@CMAKE_INSTALL_PREFIX@/include"
+  "@CMAKE_INSTALL_PREFIX@/include/Axel"
+  "@CMAKE_INSTALL_PREFIX@/include/axlCore"
+  "@CMAKE_INSTALL_PREFIX@/include/axlGui")
+
+set(CMAKE_MODULE_PATH
+  ${CMAKE_MODULE_PATH} "@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_LIBDIR@/cmake/Axel/")
+
+set(AXEL_INSTALL_PREFIX "@CMAKE_INSTALL_PREFIX@")
+
+set(AXEL_INSTALL_DOCS "@CMAKE_INSTALL_PREFIX@/doc")
+
+set(AXEL_PLUGIN_DIR "@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_LIBDIR@/axel-plugins")
+
+#include("@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_LIBDIR@/cmake/Axel/axelDepends.cmake")
+
+find_package(Qt5 REQUIRED COMPONENTS
+  Core
+  Concurrent
+  Network
+  Quick
+  Svg
+  Test
+  Widgets
+  Xml)
+
+find_package(dtk REQUIRED)
+
+## ###################################################################
+## Options
+## ###################################################################
+
+## ###################################################################
+## Always full RPATH
+## ###################################################################
+
+include(GNUInstallDirs)
+SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
+
+# the RPATH to be used when installing, but only if it's not a system directory
+LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}" isSystemDir)
+IF("${isSystemDir}" STREQUAL "-1")
+   SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
+ENDIF("${isSystemDir}" STREQUAL "-1")
+
+######################################################################
+### AxelConfig.cmake.in ends here
diff --git a/sci-mathematics/axel/files/2017.02.16/install-axel-config.h.in.patch b/sci-mathematics/axel/files/2017.02.16/install-axel-config.h.in.patch
new file mode 100644
index 000000000..3b0ce511e
--- /dev/null
+++ b/sci-mathematics/axel/files/2017.02.16/install-axel-config.h.in.patch
@@ -0,0 +1,12 @@
+--- a/cmake/install-axel-config.h.in.orig	2016-04-09 02:52:24.299133099 +0200
++++ b/cmake/install-axel-config.h.in	2016-04-09 02:54:46.051127171 +0200
+@@ -12,7 +12,7 @@
+ #define AXEL_SOURCE_DIR "[INSTALLER_TARGET_DIR]"
+ 
+ /* Directory of plugins */
+-#define AXEL_PLUGIN_DIR "[INSTALLER_TARGET_DIR]/@INSTALLER_PLUGIN_SUBDIR@"
++#define AXEL_PLUGIN_DIR "@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_LIBDIR@/axel-plugins"
+ 
+ /* Directory of data */
+-#define AXEL_DATA_DIR "[INSTALLER_TARGET_DIR]/data"
++#define AXEL_DATA_DIR "@CMAKE_INSTALL_PREFIX@/share/axel/data"
diff --git a/sci-mathematics/axel/files/2017.02.16/main.cpp.patch b/sci-mathematics/axel/files/2017.02.16/main.cpp.patch
new file mode 100644
index 000000000..d9a490d6f
--- /dev/null
+++ b/sci-mathematics/axel/files/2017.02.16/main.cpp.patch
@@ -0,0 +1,23 @@
+--- axel-2017.02.16/app/axel/main.cpp	2017-03-01 17:35:15.329721658 +0100
++++ axel-2017.02.16/app/axel/main.cpp	2017-03-01 17:41:45.095111231 +0100
+@@ -39,6 +39,7 @@
+ #include <axlRpc/axlServer.h>
+ #endif
+ 
++#include <axel-config.h> // For AXEL_PLUGIN_DIR, AXEL_DATA_DIR
+ 
+ int main(int argc, char **argv)
+ {
+@@ -84,7 +85,11 @@
+ #elif defined(Q_OS_MAC)
+     QString pathPlugins  = QString("%1/../PlugIns/").arg(qApp->applicationDirPath());
+ #else
+-    QString pathPlugins  = QString("%1/../plugins/").arg(qApp->applicationDirPath());
++    #if defined(AXEL_PLUGIN_DIR)
++        QString pathPlugins  = QString(AXEL_PLUGIN_DIR);
++    #else
++        QString pathPlugins  = QString("%1/../plugins/").arg(qApp->applicationDirPath());
++    #endif
+ #endif
+     dtkPluginManager::instance()->setPath(pathPlugins);
+     //Initialized all factories
diff --git a/sci-mathematics/axel/metadata.xml b/sci-mathematics/axel/metadata.xml
new file mode 100644
index 000000000..ec9fa9d47
--- /dev/null
+++ b/sci-mathematics/axel/metadata.xml
@@ -0,0 +1,12 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>harald.weiner@jku.at</email>
+		<name>Harald Weiner</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>sci@gentoo.org</email>
+		<name>Gentoo Science Project</name>
+	</maintainer>
+</pkgmetadata>