mariadb: move libmariadb into its own package

This way when only wanting the library nobody needs to download and
compile the server package, saving space and time. Also this way we can
avoid sudden SONAME bumps during a server upgrade.

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

libs/libmariadb/files/mysql_config

@@ -0,0 +1,61 @@
+#!/bin/sh
+
+PCFILE=libmariadb
+
+command -v pkg-config > /dev/null 2>&1
+ret="$?"
+if [ "$ret" -ne 0 ]; then
+        echo pkg-config not found >&2
+        exit 1
+fi
+
+pkg-config $PCFILE > /dev/null 2>&1
+ret="$?"
+if [ "$ret" -ne 0 ]; then
+        echo $PCFILE pkg-config file missing >&2
+        exit 1
+fi
+
+cflags=$(pkg-config $PCFILE --cflags)
+include=$(pkg-config $PCFILE --cflags)
+libs=$(pkg-config $PCFILE --libs)
+plugindir=PLUGIN_DIR
+socket=SOCKET
+port=PORT
+version=VERSION
+
+usage () {
+        cat <<EOF
+Usage: $0 [OPTIONS]
+Options:
+        --cflags         [$cflags]
+        --include        [$include]
+        --libs           [$libs]
+        --libs_r         [$libs]
+        --plugindir      [$plugindir]
+        --socket         [$socket]
+        --port           [$port]
+        --version        [$version]
+EOF
+  exit "$1"
+}
+
+if test $# -le 0; then usage 0 ; fi
+
+while test $# -gt 0; do
+        case $1 in
+        --cflags)  echo "$cflags" ;;
+        --include) echo "$include" ;;
+        --libs)    echo "$libs" ;;
+        --libs_r)  echo "$libs" ;;
+        --plugindir) echo "$plugindir" ;;
+        --socket)  echo "$socket" ;;
+        --port)    echo "$port" ;;
+        --version) echo "$version" ;;
+        *) usage 1 >&2 ;;
+        esac
+
+        shift
+done
+
+exit 0