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Avoid reading whole files into memory during decompression

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This commit is contained in:
Jack Nagel 2013-08-13 16:13:23 -05:00
parent 22365f2f6d
commit d08508f7c7
1 changed files with 7 additions and 3 deletions
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10
Library/Homebrew/download_strategy.rb
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@ -107,9 +107,13 @@ class CurlDownloadStrategy < AbstractDownloadStrategy
# regardless of the current working directory; the only way to # regardless of the current working directory; the only way to
# write elsewhere is to use the stdout # write elsewhere is to use the stdout
with_system_path do with_system_path do
data = `gunzip -f "#{@tarball_path}" -c` target = File.basename(basename_without_params, ".gz")
File.open(File.basename(basename_without_params, '.gz'), 'w') do |f|
f.write data IO.popen("gunzip -f '#{@tarball_path}' -c") do |pipe|
File.open(target, "w") do |f|
buf = ""
f.write(buf) while pipe.read(1024, buf)
end
end end
end end
when :gzip, :bzip2, :compress, :tar when :gzip, :bzip2, :compress, :tar