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Merge pull request #6303 from xu-cheng/rust-elf

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keg_relocate: relocate the interpreter for elf files with INTERP header (Linux)
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Mike McQuaid 2019-07-28 15:43:48 +01:00 committed by GitHub
commit 86e64cbb4e
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2 changed files with 20 additions and 2 deletions
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2
Library/Homebrew/extend/os/linux/keg_relocate.rb
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@ -39,7 +39,7 @@ class Keg
new_rpath = rpath.join(":")
cmd = [patchelf, "--force-rpath", "--set-rpath", new_rpath]
if file.binary_executable?
if file.with_interpreter?
old_interpreter = Utils.safe_popen_read(patchelf, "--print-interpreter", file).strip
new_interpreter = if File.readable? "#{new_prefix}/lib/ld.so"
"#{new_prefix}/lib/ld.so"

20
Library/Homebrew/os/linux/elf.rb
View File

@ -68,10 +68,28 @@ module ELFShim
elf_type == :executable
end
def with_interpreter?
return @with_interpreter if defined? @with_interpreter
@with_interpreter = if binary_executable?
true
elsif dylib?
if which "readelf"
Utils.popen_read("readelf", "-l", to_path).include?(" INTERP ")
elsif which "file"
Utils.popen_read("file", "-L", "-b", to_path).include?(" interpreter ")
else
raise "Please install either readelf (from binutils) or file."
end
else
false
end
end
def dynamic_elf?
return @dynamic_elf if defined? @dynamic_elf
if which "readelf"
@dynamic_elf = if which "readelf"
Utils.popen_read("readelf", "-l", to_path).include?(" DYNAMIC ")
elsif which "file"
!Utils.popen_read("file", "-L", "-b", to_path)[/dynamic|shared/].nil?