require "migrate"
-class PopulateNodeTagsAndRemove < ActiveRecord::Migration
+class PopulateNodeTagsAndRemove < ActiveRecord::Migration[5.0]
def self.up
have_nodes = select_value("SELECT count(*) FROM current_nodes").to_i.nonzero?
cmd = "db/migrate/020_populate_node_tags_and_remove_helper"
src = "#{cmd}.c"
if !File.exist?(cmd) || File.mtime(cmd) < File.mtime(src)
- system("cc -O3 -Wall `mysql_config --cflags --libs` " +
+ system("cc -O3 -Wall `mysql_config --cflags --libs` " \
"#{src} -o #{cmd}") || raise
end