3 # Copyright 2010 Per Øyvind Karlsen <peroyvind@mandriva.org>
4 # This program is free software. It may be redistributed and/or modified under
5 # the terms of the LGPL version 2.1 (or later).
7 # FIXME: Someone with actual ruby skills should really clean up and sanitize
8 # this! fugliness obvious...
17 opts = OptionParser.new("#{$0} <--provides|--requires>")
18 opts.on("-P", "--provides", "Print provides") do |val|
21 opts.on("-R", "--requires", "Print requires") do |val|
25 rest = opts.permute(ARGV)
27 if rest.size != 0 or (!provides and !requires) or (provides and requires)
28 $stderr.puts "Use either --provides OR --requires"
33 specpatt = RbConfig::CONFIG["rubylibdir"].sub(RbConfig::CONFIG["ruby_version"], ".*/specifications/.*\.gemspec$")
35 ruby_versioned = false
38 for path in $stdin.readlines
39 # way fugly, but we make the assumption that if the package has
40 # this file, the package is the current ruby version, and should
41 # therefore provide ruby(abi) = version
42 if provides and path.match(RbConfig::CONFIG["archdir"] + "/rbconfig.rb")
45 elsif path.match(specpatt)
48 # this is quite ugly and lame, but the assumption made is that if any files
49 # found in any of these directories specific to this ruby version, the
50 # package is dependent on this specific version.
51 # FIXME: only supports current ruby version
52 elsif not ruby_versioned
53 if path.match(RbConfig::CONFIG["rubylibdir"])
55 elsif path.match(RbConfig::CONFIG["archdir"])
57 elsif path.match(RbConfig::CONFIG["sitelibdir"])
59 elsif path.match(RbConfig::CONFIG["sitearchdir"])
61 elsif path.match(RbConfig::CONFIG["vendorlibdir"])
63 elsif path.match(RbConfig::CONFIG["vendorarchdir"])
69 if requires or abi_provide
72 abidep += " = %s" % RbConfig::CONFIG["ruby_version"]
84 def rpm_dependency_transform(name, version)
86 if version == "> 0.0.0" or version == ">= 0"
89 if version[0..1] == "~>"
90 pessimistic = "rubygem(%s) < %s\n" % [name, Gem::Version.create(version[3..-1]).bump]
91 version = version.gsub(/\~>/, '=>')
93 version = version.gsub(/^/, ' ')
95 version = "rubygem(%s)%s\n%s" % [name, version, pessimistic]
100 return result.map { |version| rpm_dependency_transform(name, version) }
108 data = File.read(gem)
111 print "rubygem(%s) = %s\n" % [spec.name, spec.version]
114 for d in spec.dependencies
115 print d.requirement.to_rpm(d.name)[0] unless d.type != :runtime
117 for d in spec.required_rubygems_version.to_rpm("rubygems")
118 print d.gsub(/(rubygem\()|(\))/, "")