9cf2710dc9
Both the `CctoolsMachO` and `RubyMachO` module implement a common set of methods that simplify querying `mach_data`. Move these into a shared module, that gets included after either of these implementations is loaded and included in `Pathname`.
64 lines
1.3 KiB
Ruby
64 lines
1.3 KiB
Ruby
require "vendor/macho/macho"
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module RubyMachO
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# @private
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def macho
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@macho ||= begin
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MachO.open(to_s)
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end
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end
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# @private
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def mach_data
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@mach_data ||= begin
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machos = []
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mach_data = []
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if MachO.fat_magic?(macho.magic)
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machos = macho.machos
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else
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machos << macho
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end
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machos.each do |m|
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arch = case m.cputype
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when "CPU_TYPE_I386" then :i386
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when "CPU_TYPE_X86_64" then :x86_64
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when "CPU_TYPE_POWERPC" then :ppc7400
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when "CPU_TYPE_POWERPC64" then :ppc64
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else :dunno
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end
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type = case m.filetype
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when "MH_EXECUTE" then :executable
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when "MH_DYLIB" then :dylib
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when "MH_BUNDLE" then :bundle
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else :dunno
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end
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mach_data << { :arch => arch, :type => type }
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end
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mach_data
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rescue MachO::NotAMachOError
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# Silently ignore errors that indicate the file is not a Mach-O binary ...
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[]
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rescue
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# ... but complain about other (parse) errors for further investigation.
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if ARGV.homebrew_developer?
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onoe "Failed to read Mach-O binary: #{self}"
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raise
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end
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[]
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end
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end
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def dynamically_linked_libraries
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macho.linked_dylibs
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end
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def dylib_id
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macho.dylib_id
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end
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end
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