mirror of
https://github.com/Homebrew/brew.git
synced 2025-07-14 16:09:03 +08:00
76 lines
1.9 KiB
Ruby
76 lines
1.9 KiB
Ruby
# frozen_string_literal: true
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require "stringio"
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require "formula"
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require "cli/parser"
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module Homebrew
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module_function
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def unpack_args
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Homebrew::CLI::Parser.new do
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usage_banner <<~EOS
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`unpack` [<options>] <formula>
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Unpack the source files for <formula> into subdirectories of the current
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working directory.
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EOS
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flag "--destdir=",
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description: "Create subdirectories in the directory named by <path> instead."
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switch "--patch",
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description: "Patches for <formula> will be applied to the unpacked source."
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switch "-g", "--git",
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description: "Initialise a Git repository in the unpacked source. This is useful for creating "\
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"patches for the software."
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switch "-f", "--force",
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description: "Overwrite the destination directory if it already exists."
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conflicts "--git", "--patch"
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min_named :formula
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end
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end
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def unpack
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args = unpack_args.parse
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formulae = args.formulae
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if dir = args.destdir
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unpack_dir = Pathname.new(dir).expand_path
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unpack_dir.mkpath
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else
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unpack_dir = Pathname.pwd
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end
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raise "Cannot write to #{unpack_dir}" unless unpack_dir.writable_real?
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formulae.each do |f|
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stage_dir = unpack_dir/"#{f.name}-#{f.version}"
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if stage_dir.exist?
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raise "Destination #{stage_dir} already exists!" unless args.force?
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rm_rf stage_dir
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end
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oh1 "Unpacking #{Formatter.identifier(f.full_name)} to: #{stage_dir}"
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# show messages about tar
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with_env VERBOSE: "1" do
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f.brew do
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f.patch if args.patch?
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cp_r getwd, stage_dir, preserve: true
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end
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end
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next unless args.git?
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ohai "Setting up git repository"
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cd stage_dir
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system "git", "init", "-q"
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system "git", "add", "-A"
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system "git", "commit", "-q", "-m", "brew-unpack"
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end
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end
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end
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