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Fix bad install names in executables

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Signed-off-by: Jack Nagel <jacknagel@gmail.com>
This commit is contained in:
Jack Nagel 2012-09-04 10:49:14 -05:00
parent f589644aa4
commit 186a76c741
1 changed files with 27 additions and 14 deletions
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41
Library/Homebrew/keg_fix_install_names.rb
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@ -6,19 +6,17 @@ class Keg
system MacOS.locate("install_name_tool"), "-id", id, file if file.dylib?
bad_names.each do |bad_name|
new_name = bad_name
new_name = Pathname.new(bad_name).basename unless (file.parent + new_name).exist?
# First check to see if the dylib is present in the current
# directory, so we can skip the more expensive search.
if (file.parent + new_name).exist?
system MacOS.locate("install_name_tool"), "-change", bad_name, "@loader_path/#{new_name}", file
# If file is a dylib or bundle itself, look for the dylib named by
# bad_name relative to the lib directory, so that we can skip the more
# expensive recursive search if possible.
if file.dylib? or file.mach_o_bundle? and (file.parent + bad_name).exist?
system MacOS.locate("install_name_tool"), "-change", bad_name, "@loader_path/#{bad_name}", file
elsif file.mach_o_executable? and (lib/bad_name).exist?
system MacOS.locate("install_name_tool"), "-change", bad_name, "#{lib}/#{bad_name}", file
else
# Otherwise, try and locate the appropriate dylib by walking
# the entire 'lib' tree recursively.
abs_name = (self+'lib').find do |pn|
break pn if pn.basename == Pathname.new(new_name)
end
# Otherwise, try and locate the dylib by walking the entire
# lib tree recursively.
abs_name = find_dylib(Pathname.new(bad_name).basename)
if abs_name and abs_name.exist?
system MacOS.locate("install_name_tool"), "-change", bad_name, abs_name, file
@ -36,6 +34,8 @@ class Keg
OTOOL_RX = /\t(.*) \(compatibility version (\d+\.)*\d+, current version (\d+\.)*\d+\)/
def lib; join 'lib' end
def bad_install_names_for file
ENV['HOMEBREW_MACH_O_FILE'] = file.to_s # solves all shell escaping problems
install_names = `#{MacOS.locate("otool")} -L "$HOMEBREW_MACH_O_FILE"`.split "\n"
@ -43,8 +43,8 @@ class Keg
install_names.shift # first line is fluff
install_names.map!{ |s| OTOOL_RX =~ s && $1 }
# Bundles don't have an ID
id = install_names.shift unless file.mach_o_bundle?
# Bundles and executables do not have an ID
id = install_names.shift if file.dylib?
install_names.compact!
install_names.reject!{ |fn| fn =~ /^@(loader|executable)_path/ }
@ -67,6 +67,12 @@ class Keg
yield id, install_names
end
def find_dylib name
(join 'lib').find do |pn|
break pn if pn.basename == Pathname.new(name)
end
end
def mach_o_files
mach_o_files = []
if (lib = join 'lib').directory?
@ -75,6 +81,13 @@ class Keg
mach_o_files << pn if pn.dylib? or pn.mach_o_bundle?
end
end
if (bin = join 'bin').directory?
bin.find do |pn|
next if pn.symlink? or pn.directory?
mach_o_files << pn if pn.mach_o_executable?
end
end
mach_o_files
end
end