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# Copyright (C) 2018 Ruby-GNOME2 Project Team
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
def ruby_glib2_version
env_version = ENV["RUBY_GLIB2_VERSION"]
return env_version if env_version
versions = {}
File.open("#{__dir__}/ext/glib2/rbglib.h") do |rbglib_h|
rbglib_h.each_line do |line|
if /#define\s+RBGLIB_([A-Z]+)_VERSION\s+(\d+)/ =~ line
versions[$1.downcase] = $2.to_i
end
end
end
["major", "minor", "micro"].collect {|type| versions[type]}.compact.join(".")
end
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