postgresql: update to 8.4.10, systemd switch.

srcpkgs/postgresql/files/postgresql-initdb

@@ -0,0 +1,33 @@
+#!/bin/sh
+
+set -e
+
+. /etc/default/postgresql
+
+# 2nd clause is necessary to prevent symlinking the directory to itself when it
+# doesn't exist yet
+if [ "$PGROOT" != "/var/lib/postgresql" ]; then
+    echo "Creating symlink /var/lib/postgresql -> $PGROOT"
+
+    # Remove /var/lib/postgres if empty dir, but not if symlink
+    if [ ! -L /var/lib/postgres ] && [ -d /var/lib/postgres ]; then
+        rmdir /var/lib/postgres
+    fi
+
+    ln -sf "$PGROOT" /var/lib/postgresql
+fi
+
+PGDATA="$PGROOT/data"
+
+if [ ! -d "$PGDATA" ]; then
+    echo "Initializing database in $PGDATA"
+
+    mkdir -p "$PGDATA"
+    chown -R postgres:postgres "$PGDATA"
+
+    su - postgres -m -c "/usr/bin/initdb $INITOPTS -D '$PGDATA'" >/dev/null
+
+    if [ -f /etc/postgresql/postgresql.conf ]; then
+        ln -sf /etc/postgresql/postgresql.conf "$PGDATA/postgresql.conf"
+    fi
+fi