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class Cleaner
def initialize f
@f=f
[f.bin, f.sbin, f.lib].select{|d|d.exist?}.each{|d|clean_dir d}
unless ENV['HOMEBREW_KEEP_INFO'].nil?
f.info.rmtree if f.info.directory? and not f.skip_clean? f.info
end
end
private
def strip path, args=''
return if @f.skip_clean? path
puts "strip #{path}" if ARGV.verbose?
path.chmod 0644 # so we can strip
unless path.stat.nlink > 1
system "strip", *(args+path)
else
path = path.to_s.gsub ' ', '\\ '
# strip unlinks the file and recreates it, thus breaking hard links!
# is this expected behaviour? patch does it too… still, this fixes it
tmp = `/usr/bin/mktemp -t homebrew_strip`.chomp
begin
`/usr/bin/strip #{args} -o #{tmp} #{path}`
`/bin/cat #{tmp} > #{path}`
ensure
FileUtils.rm tmp
end
end
end
def clean_file path
perms=0444
case `file -h '#{path}'`
when /Mach-O dynamically linked shared library/
# Stripping libraries is causing no end of trouble
# Lets just give up, and try to do it manually in instances where it
# makes sense
#strip path, '-SxX'
when /Mach-O [^ ]* ?executable/
strip path
perms=0555
when /script text executable/
perms=0555
end
path.chmod perms
end
def clean_dir d
d.find do |path|
if path.directory?
Find.prune if @f.skip_clean? path
elsif not path.file?
next
elsif path.extname == '.la' and not @f.skip_clean? path
# *.la files are stupid
path.unlink
elsif not path.symlink?
clean_file path
end
end
end
end
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