mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
31 lines
598 B
Ruby
Executable file
31 lines
598 B
Ruby
Executable file
#!ruby -an
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BEGIN {
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require 'fileutils'
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dir = ARGV.shift
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ARGF.eof?
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FileUtils.mkdir_p(dir)
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Dir.chdir(dir)
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}
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n, v, u, r = $F
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next if n =~ /^#/
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if File.directory?(n)
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puts "updating #{n} ..."
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system("git", "fetch", chdir: n) or abort
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else
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puts "retrieving #{n} ..."
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system(*%W"git clone #{u} #{n}") or abort
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end
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if r
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puts "fetching #{r} ..."
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system("git", "fetch", "origin", r, chdir: n) or abort
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end
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c = r || "v#{v}"
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checkout = %w"git -c advice.detachedHead=false checkout"
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puts "checking out #{c} (v=#{v}, r=#{r}) ..."
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unless system(*checkout, c, "--", chdir: n)
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abort
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end
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