mariadb: move mariadb-common into its own package

This moves mariadb-common into its own (tiny) package in preparation for
moving out libmariadb as well. Otherwise the library would have a
dependency on the big mariadb package.

Signed-off-by: Sebastian Kemper <sebastian_ml@gmx.net>

utils/mariadb-common/Makefile

@@ -0,0 +1,49 @@
+#
+# Copyright (C) 2019 Sebastian Kemper <sebastian_ml@gmx.net>
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=mariadb-common
+PKG_VERSION:=1.0
+PKG_RELEASE:=1
+
+PKG_MAINTAINER:=Sebastian Kemper <sebastian_ml@gmx.net>
+PKG_LICENSE:=GPL-2.0
+
+CONF_DIR:=/etc/mysql
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/mariadb-common
+  SECTION:=utils
+  CATEGORY:=Utilities
+  URL:=https://mariadb.org/
+  SUBMENU:=Database
+  TITLE:=MariaDB database common files
+  DEPENDS:=
+endef
+
+define Package/mariadb-common/conffiles
+$(CONF_DIR)/my.cnf
+endef
+
+define Package/mariadb-common/description
+MariaDB is a very fast and robust SQL database server.
+
+This package includes shared files, for example $(CONF_DIR)/my.cnf.
+
+endef
+
+define Package/mariadb-common/install
+	$(INSTALL_DIR) $(1)$(CONF_DIR)
+	$(INSTALL_CONF) conf/my.cnf $(1)$(CONF_DIR)
+endef
+
+define Build/Compile
+endef
+
+$(eval $(call BuildPackage,mariadb-common))

utils/mariadb-common/conf/my.cnf

@@ -0,0 +1,22 @@
+# The MariaDB configuration file
+#
+# The MariaDB/MySQL tools read configuration files in the following order:
+# 1. "/etc/mysql/my.cnf" (this file) to set global defaults,
+# 2. "/etc/mysql/conf.d/*.cnf" to set global options.
+# 3. "~/.my.cnf" to set user-specific options.
+#
+# If the same option is defined multiple times, the last one will apply.
+#
+# One can use all long options that the program supports.
+# Run program with --help to get a list of available options and with
+# --print-defaults to see which it would actually understand and use.
+
+#
+# This group is read both both by the client and the server
+# use it for options that affect everything
+#
+[client-server]
+
+# Import all .cnf files from configuration directory
+!includedir /etc/mysql/conf.d/
+