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require 'cmd/missing'
class Volumes
def initialize
@volumes = get_mounts
end
def which path
vols = get_mounts path
# no volume found
if vols.empty?
return -1
end
vol_index = @volumes.index(vols[0])
# volume not found in volume list
if vol_index.nil?
return -1
end
return vol_index
end
def get_mounts path=nil
vols = []
# get the volume of path, if path is nil returns all volumes
raw_df = `/bin/df -P #{path}`
raw_df.split("\n").each do |line|
case line
# regex matches: /dev/disk0s2 489562928 440803616 48247312 91% /
when /^(.*)\s+([0-9]+)\s+([0-9]+)\s+([0-9]+)\s+([0-9]{1,3}\%)\s+(.*)/
vols << $6
end
end
return vols
end
end
class Checks
# Sorry for the lack of an indent here, the diff would have been unreadable.
############# HELPERS
def remove_trailing_slash s
(s[s.length-1] == '/') ? s[0,s.length-1] : s
end
def path_folders
@path_folders ||= ENV['PATH'].split(':').collect do |p|
begin remove_trailing_slash(File.expand_path(p))
rescue ArgumentError
onoe "The following PATH component is invalid: #{p}"
end
end.uniq.compact
end
# Finds files in HOMEBREW_PREFIX *and* /usr/local.
# Specify paths relative to a prefix eg. "include/foo.h".
# Sets @found for your convenience.
def find_relative_paths *relative_paths
@found = %W[#{HOMEBREW_PREFIX} /usr/local].uniq.inject([]) do |found, prefix|
found + relative_paths.map{|f| File.join(prefix, f) }.select{|f| File.exist? f }
end
end
############# END HELPERS
# See https://github.com/mxcl/homebrew/pull/9986
def check_path_for_trailing_slashes
bad_paths = ENV['PATH'].split(':').select{|p| p[p.length-1, p.length] == '/'}
return if bad_paths.empty?
s = <<-EOS.undent
Some directories in your path end in a slash.
Directories in your path should not end in a slash. This can break other
doctor checks. The following directories should be edited:
EOS
bad_paths.each{|p| s << " #{p}"}
s
end
# Installing MacGPG2 interferes with Homebrew in a big way
# http://sourceforge.net/projects/macgpg2/files/
def check_for_macgpg2
if File.exist? "/Applications/start-gpg-agent.app" or
File.exist? "/Library/Receipts/libiconv1.pkg" or
File.exist? "/usr/local/MacGPG2"
<<-EOS.undent
You may have installed MacGPG2 via the package installer.
Several other checks in this script will turn up problems, such as stray
dylibs in /usr/local and permissions issues with share and man in /usr/local/.
EOS
end unless File.exist? '/usr/local/MacGPG2/share/gnupg/VERSION'
end
def check_for_stray_dylibs
unbrewed_dylibs = Dir['/usr/local/lib/*.dylib'].select { |f| File.file? f and not File.symlink? f }
# Dylibs which are generally OK should be added to this list,
# with a short description of the software they come with.
white_list = {
"libfuse.2.dylib" => "MacFuse",
"libfuse_ino64.2.dylib" => "MacFuse"
}
bad_dylibs = unbrewed_dylibs.reject {|d| white_list.key? File.basename(d) }
return if bad_dylibs.empty?
s = <<-EOS.undent
Unbrewed dylibs were found in /usr/local/lib.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.
Unexpected dylibs:
EOS
bad_dylibs.each { |f| s << " #{f}" }
s
end
def check_for_stray_static_libs
unbrewed_alibs = Dir['/usr/local/lib/*.a'].select { |f| File.file? f and not File.symlink? f }
return if unbrewed_alibs.empty?
s = <<-EOS.undent
Unbrewed static libraries were found in /usr/local/lib.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.
Unexpected static libraries:
EOS
unbrewed_alibs.each{ |f| s << " #{f}" }
s
end
def check_for_stray_pcs
unbrewed_pcs = Dir['/usr/local/lib/pkgconfig/*.pc'].select { |f| File.file? f and not File.symlink? f }
# Package-config files which are generally OK should be added to this list,
# with a short description of the software they come with.
white_list = {
"fuse.pc" => "MacFuse",
}
bad_pcs = unbrewed_pcs.reject {|d| white_list.key? File.basename(d) }
return if bad_pcs.empty?
s = <<-EOS.undent
Unbrewed .pc files were found in /usr/local/lib/pkgconfig.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.
Unexpected .pc files:
EOS
bad_pcs.each{ |f| s << " #{f}" }
s
end
def check_for_stray_las
unbrewed_las = Dir['/usr/local/lib/*.la'].select { |f| File.file? f and not File.symlink? f }
white_list = {
"libfuse.la" => "MacFuse",
"libfuse_ino64.la" => "MacFuse",
}
bad_las = unbrewed_las.reject {|d| white_list.key? File.basename(d) }
return if bad_las.empty?
s = <<-EOS.undent
Unbrewed .la files were found in /usr/local/lib.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.
Unexpected .la files:
EOS
bad_las.each{ |f| s << " #{f}" }
s
end
def check_for_other_package_managers
if macports_or_fink_installed?
<<-EOS.undent
You have Macports or Fink installed.
This can cause trouble. You don't have to uninstall them, but you may like to
try temporarily moving them away, eg.
sudo mv /opt/local ~/macports
EOS
end
end
def check_for_broken_symlinks
broken_symlinks = []
%w[lib include sbin bin etc share].each do |d|
d = HOMEBREW_PREFIX/d
next unless d.directory?
d.find do |pn|
broken_symlinks << pn if pn.symlink? and pn.readlink.expand_path.to_s =~ /^#{HOMEBREW_PREFIX}/ and not pn.exist?
end
end
unless broken_symlinks.empty? then <<-EOS.undent
Broken symlinks were found. Remove them with `brew prune`:
#{broken_symlinks * "\n "}
EOS
end
end
def check_for_latest_xcode
if not MacOS::Xcode.installed?
if MacOS.version >= 10.7
if not MacOS::CLT.installed?
<<-EOS.undent
No developer tools installed
You should install the Command Line Tools: http://connect.apple.com
EOS
elsif not MacOS::CLT.latest_version?
<<-EOS.undent
A newer Command Line Tools for Xcode release is avaliable
You should install the latest version from: http://connect.apple.com
EOS
end
else
<<-EOS.undent
Xcode not installed
Most stuff needs Xcode to build: http://developer.apple.com/xcode/
EOS
end
elsif MacOS::Xcode.version < MacOS::Xcode.latest_version then <<-EOS.undent
Your Xcode (#{MacOS::Xcode.version}) is outdated
Please install Xcode #{MacOS::Xcode.latest_version}.
EOS
end
end
def check_for_stray_developer_directory
if MacOS::Xcode.version >= "4.3" and File.exist? "/Developer/Library"
return <<-EOS.undent
You have leftover files from an older version of Xcode.
You should delete them using:
/Developer/Library/uninstall-developer-folder
EOS
end
end
def check_cc
unless MacOS::CLT.installed?
if MacOS::Xcode.version >= "4.3"
return <<-EOS.undent
Experimental support for using Xcode without the "Command Line Tools".
You have only installed Xcode. If stuff is not building, try installing the
"Command Line Tools for Xcode" package.
EOS
else
return <<-EOS.undent
No compiler found in /usr/bin!
EOS
end
end
end
def check_standard_compilers
return if check_for_latest_xcode # only check if Xcode is up to date
if !MacOS.compilers_standard? then <<-EOS.undent
Your compilers are different from the standard versions for your Xcode.
If you have Xcode 4.3 or newer, you should install the Command Line Tools for
Xcode from within Xcode's Download preferences.
Otherwise, you should reinstall Xcode.
EOS
end
end
def __check_subdir_access base
target = HOMEBREW_PREFIX+base
return unless target.exist?
cant_read = []
target.find do |d|
next unless d.directory?
cant_read << d unless d.writable_real?
end
cant_read.sort!
if cant_read.length > 0 then
s = <<-EOS.undent
Some directories in #{target} aren't writable.
This can happen if you "sudo make install" software that isn't managed
by Homebrew. If a brew tries to add locale information to one of these
directories, then the install will fail during the link step.
You should probably `chown` them:
EOS
cant_read.each{ |f| s << " #{f}\n" }
s
end
end
def check_access_usr_local
return unless HOMEBREW_PREFIX.to_s == '/usr/local'
unless Pathname('/usr/local').writable_real? then <<-EOS.undent
The /usr/local directory is not writable.
Even if this directory was writable when you installed Homebrew, other
software may change permissions on this directory. Some versions of the
"InstantOn" component of Airfoil are known to do this.
You should probably change the ownership and permissions of /usr/local
back to your user account.
EOS
end
end
def check_access_share_locale
__check_subdir_access 'share/locale'
end
def check_access_share_man
__check_subdir_access 'share/man'
end
def __check_folder_access base, msg
folder = HOMEBREW_PREFIX+base
if folder.exist? and not folder.writable_real?
<<-EOS.undent
#{folder} isn't writable.
This can happen if you "sudo make install" software that isn't managed
by Homebrew.
#{msg}
You should probably `chown` #{folder}
EOS
end
end
def check_access_pkgconfig
__check_folder_access 'lib/pkgconfig',
'If a brew tries to write a .pc file to this directory, the install will\n'+
'fail during the link step.'
end
def check_access_include
__check_folder_access 'include',
'If a brew tries to write a header file to this directory, the install will\n'+
'fail during the link step.'
end
def check_access_etc
__check_folder_access 'etc',
'If a brew tries to write a file to this directory, the install will\n'+
'fail during the link step.'
end
def check_access_share
__check_folder_access 'share',
'If a brew tries to write a file to this directory, the install will\n'+
'fail during the link step.'
end
def check_usr_bin_ruby
if /^1\.9/.match RUBY_VERSION
<<-EOS.undent
Ruby version #{RUBY_VERSION} is unsupported.
Homebrew is developed and tested on Ruby 1.8.x, and may not work correctly
on other Rubies. Patches are accepted as long as they don't break on 1.8.x.
EOS
end
end
def check_homebrew_prefix
unless HOMEBREW_PREFIX.to_s == '/usr/local'
<<-EOS.undent
Your Homebrew is not installed to /usr/local
You can install Homebrew anywhere you want, but some brews may only build
correctly if you install in /usr/local. Sorry!
EOS
end
end
def check_xcode_prefix
prefix = MacOS::Xcode.prefix
return if prefix.nil?
if prefix.to_s.match(' ')
<<-EOS.undent
Xcode is installed to a directory with a space in the name.
This will cause some formulae to fail to build.
EOS
end
end
def check_xcode_select_path
# with the advent of CLT-only support, we don't need xcode-select
if MacOS::Xcode.bad_xcode_select_path?
<<-EOS.undent
Your xcode-select path is set to /
You must unset it or builds will hang:
sudo rm /usr/share/xcode-select/xcode_dir_*
EOS
elsif not MacOS::CLT.installed? and not File.file? "#{MacOS::Xcode.folder}/usr/bin/xcodebuild"
path = MacOS.app_with_bundle_id(MacOS::Xcode::V4_BUNDLE_ID) || MacOS.app_with_bundle_id(MacOS::Xcode::V3_BUNDLE_ID)
path = '/Developer' if path.nil? or not path.directory?
<<-EOS.undent
Your Xcode is configured with an invalid path.
You should change it to the correct path:
sudo xcode-select -switch #{path}
EOS
end
end
def check_user_path_1
$seen_prefix_bin = false
$seen_prefix_sbin = false
seen_usr_bin = false
out = nil
path_folders.each do |p| case p
when '/usr/bin'
seen_usr_bin = true
unless $seen_prefix_bin
# only show the doctor message if there are any conflicts
# rationale: a default install should not trigger any brew doctor messages
conflicts = Dir["#{HOMEBREW_PREFIX}/bin/*"].
map{ |fn| File.basename fn }.
select{ |bn| File.exist? "/usr/bin/#{bn}" }
if conflicts.size > 0
out = <<-EOS.undent
/usr/bin occurs before #{HOMEBREW_PREFIX}/bin
This means that system-provided programs will be used instead of those
provided by Homebrew. The following tools exist at both paths:
#{conflicts * "\n "}
Consider amending your PATH so that #{HOMEBREW_PREFIX}/bin
occurs before /usr/bin in your PATH.
EOS
end
end
when "#{HOMEBREW_PREFIX}/bin"
$seen_prefix_bin = true
when "#{HOMEBREW_PREFIX}/sbin"
$seen_prefix_sbin = true
end
end
out
end
def check_user_path_2
unless $seen_prefix_bin
<<-EOS.undent
Homebrew's bin was not found in your path.
Consider amending your PATH variable so it contains:
#{HOMEBREW_PREFIX}/bin
EOS
end
end
def check_user_path_3
# Don't complain about sbin not being in the path if it doesn't exist
sbin = (HOMEBREW_PREFIX+'sbin')
if sbin.directory? and sbin.children.length > 0
unless $seen_prefix_sbin
<<-EOS.undent
Homebrew's sbin was not found in your path.
Consider amending your PATH variable so it contains:
#{HOMEBREW_PREFIX}/sbin
EOS
end
end
end
def check_which_pkg_config
binary = which 'pkg-config'
return if binary.nil?
mono_config = Pathname.new("/usr/bin/pkg-config")
if mono_config.exist? && mono_config.realpath.to_s.include?("Mono.framework") then <<-EOS.undent
You have a non-Homebrew 'pkg-config' in your PATH:
/usr/bin/pkg-config => #{mono_config.realpath}
This was most likely created by the Mono installer. `./configure` may
have problems finding brew-installed packages using this other pkg-config.
EOS
elsif binary.to_s != "#{HOMEBREW_PREFIX}/bin/pkg-config" then <<-EOS.undent
You have a non-Homebrew 'pkg-config' in your PATH:
#{binary}
`./configure` may have problems finding brew-installed packages using
this other pkg-config.
EOS
end
end
def check_for_gettext
if %w[lib/libgettextlib.dylib
lib/libintl.dylib
include/libintl.h ].any? { |f| File.exist? "#{HOMEBREW_PREFIX}/#{f}" }
<<-EOS.undent
gettext was detected in your PREFIX.
The gettext provided by Homebrew is "keg-only", meaning it does not
get linked into your PREFIX by default.
If you `brew link gettext` then a large number of brews that don't
otherwise have a `depends_on 'gettext'` will pick up gettext anyway
during the `./configure` step.
If you have a non-Homebrew provided gettext, other problems will happen
especially if it wasn't compiled with the proper architectures.
EOS
end
end
def check_for_iconv
unless find_relative_paths("lib/iconv.dylib", "include/iconv.h").empty?
if (f = Formula.factory("libiconv") rescue nil) and f.linked_keg.directory?
if not f.keg_only? then <<-EOS.undent
A libiconv formula is installed and linked
This will break stuff. For serious. Unlink it.
EOS
else
# NOOP because: check_for_linked_keg_only_brews
end
else
s = <<-EOS.undent_________________________________________________________72
libiconv files detected at a system prefix other than /usr
Homebrew doesn't provide a libiconv formula, and expects to link against
the system version in /usr. libiconv in other prefixes can cause
compile or link failure, especially if compiled with improper
architectures. OS X itself never installs anything to /usr/local so
it was either installed by a user or some other third party software.
tl;dr: delete these files:
EOS
@found.inject(s){|s, f| s << " #{f}" }
end
end
end
def check_for_config_scripts
return unless HOMEBREW_CELLAR.exist?
real_cellar = HOMEBREW_CELLAR.realpath
config_scripts = []
whitelist = %W[/usr/bin /usr/sbin /usr/X11/bin /usr/X11R6/bin /opt/X11/bin #{HOMEBREW_PREFIX}/bin #{HOMEBREW_PREFIX}/sbin]
whitelist.map! { |d| d.downcase }
path_folders.each do |p|
next if whitelist.include? p.downcase
next if p =~ %r[^(#{real_cellar.to_s}|#{HOMEBREW_CELLAR.to_s})] if real_cellar
configs = Dir["#{p}/*-config"]
# puts "#{p}\n #{configs * ' '}" unless configs.empty?
config_scripts << [p, configs.collect {|p| File.basename(p)}] unless configs.empty?
end
unless config_scripts.empty?
s = <<-EOS.undent
"config" scripts exist outside your system or Homebrew directories.
`./configure` scripts often look for *-config scripts to determine if
software packages are installed, and what additional flags to use when
compiling and linking.
Having additional scripts in your path can confuse software installed via
Homebrew if the config script overrides a system or Homebrew provided
script of the same name. We found the following "config" scripts:
EOS
config_scripts.each do |pair|
dn = pair[0]
pair[1].each do |fn|
s << " #{dn}/#{fn}\n"
end
end
s
end
end
def check_for_DYLD_LIBRARY_PATH
if ENV['DYLD_LIBRARY_PATH']
<<-EOS.undent
Setting DYLD_LIBRARY_PATH can break dynamic linking.
You should probably unset it.
EOS
end
end
def check_for_DYLD_FALLBACK_LIBRARY_PATH
if ENV['DYLD_FALLBACK_LIBRARY_PATH']
<<-EOS.undent
Setting DYLD_FALLBACK_LIBRARY_PATH can break dynamic linking.
You should probably unset it.
EOS
end
end
def check_for_DYLD_INSERT_LIBRARIES
if ENV['DYLD_INSERT_LIBRARIES']
<<-EOS.undent
Setting DYLD_INSERT_LIBRARIES can cause Go builds to fail.
Having this set is common if you use this software:
http://asepsis.binaryage.com/
EOS
end
end
def check_for_symlinked_cellar
return unless HOMEBREW_CELLAR.exist?
if HOMEBREW_CELLAR.symlink?
<<-EOS.undent
Symlinked Cellars can cause problems.
Your Homebrew Cellar is a symlink: #{HOMEBREW_CELLAR}
which resolves to: #{HOMEBREW_CELLAR.realpath}
The recommended Homebrew installations are either:
(A) Have Cellar be a real directory inside of your HOMEBREW_PREFIX
(B) Symlink "bin/brew" into your prefix, but don't symlink "Cellar".
Older installations of Homebrew may have created a symlinked Cellar, but this can
cause problems when two formula install to locations that are mapped on top of each
other during the linking step.
EOS
end
end
def check_for_multiple_volumes
return unless HOMEBREW_CELLAR.exist?
volumes = Volumes.new
# Find the volumes for the TMP folder & HOMEBREW_CELLAR
real_cellar = HOMEBREW_CELLAR.realpath
tmp_prefix = ENV['HOMEBREW_TEMP'] || '/tmp'
tmp = Pathname.new `/usr/bin/mktemp -d #{tmp_prefix}/homebrew-brew-doctor-XXXX`.strip
real_temp = tmp.realpath.parent
where_cellar = volumes.which real_cellar
where_temp = volumes.which real_temp
Dir.delete tmp
unless where_cellar == where_temp then <<-EOS.undent
Your Cellar and TEMP directories are on different volumes.
OS X won't move relative symlinks across volumes unless the target file already
exists. Brews known to be affected by this are Git and Narwhal.
You should set the "HOMEBREW_TEMP" environmental variable to a suitable
directory on the same volume as your Cellar.
EOS
end
end
def check_for_git
unless which "git" then <<-EOS.undent
Git could not be found in your PATH.
Homebrew uses Git for several internal functions, and some formulae use Git
checkouts instead of stable tarballs. You may want to install Git:
brew install git
EOS
end
end
def check_git_newline_settings
return unless which "git"
autocrlf = `git config --get core.autocrlf`.chomp
safecrlf = `git config --get core.safecrlf`.chomp
if autocrlf == 'input' and safecrlf == 'true' then <<-EOS.undent
Suspicious Git newline settings found.
The detected Git newline settings can cause checkout problems:
core.autocrlf = #{autocrlf}
core.safecrlf = #{safecrlf}
If you are not routinely dealing with Windows-based projects,
consider removing these settings.
EOS
end
end
def check_for_autoconf
return unless MacOS::Xcode.provides_autotools?
autoconf = which('autoconf')
safe_autoconfs = %w[/usr/bin/autoconf /Developer/usr/bin/autoconf]
unless autoconf.nil? or safe_autoconfs.include? autoconf.to_s then <<-EOS.undent
An "autoconf" in your path blocks the Xcode-provided version at:
#{autoconf}
This custom autoconf may cause some Homebrew formulae to fail to compile.
EOS
end
end
def __check_linked_brew f
links_found = []
Pathname.new(f.prefix).find do |src|
dst=HOMEBREW_PREFIX+src.relative_path_from(f.prefix)
next unless dst.symlink?
dst_points_to = dst.realpath()
next unless dst_points_to.to_s == src.to_s
if src.directory?
Find.prune
else
links_found << dst
end
end
return links_found
end
def check_for_linked_keg_only_brews
require 'formula'
warnings = Hash.new
Formula.each do |f|
next unless f.keg_only? and f.installed?
links = __check_linked_brew f
warnings[f.name] = links unless links.empty?
end
unless warnings.empty?
s = <<-EOS.undent
Some keg-only formula are linked into the Cellar.
Linking a keg-only formula, such as gettext, into the cellar with
`brew link f` will cause other formulae to detect them during the
`./configure` step. This may cause problems when compiling those
other formulae.
Binaries provided by keg-only formulae may override system binaries
with other strange results.
You may wish to `brew unlink` these brews:
EOS
warnings.keys.each{ |f| s << " #{f}\n" }
s
end
end
def check_for_MACOSX_DEPLOYMENT_TARGET
target_var = ENV['MACOSX_DEPLOYMENT_TARGET']
if target_var and target_var != MACOS_VERSION.to_s then <<-EOS.undent
MACOSX_DEPLOYMENT_TARGET was set to #{target_var}
This is used by Fink, but having it set to a value different from the
current system version (#{MACOS_VERSION}) can cause problems, compiling
Git for instance, and should probably be removed.
EOS
end
end
def check_for_other_frameworks
# Other frameworks that are known to cause problems when present
%w{Mono.framework expat.framework libexpat.framework}.
map{ |frmwrk| "/Library/Frameworks/#{frmwrk}" }.
select{ |frmwrk| File.exist? frmwrk }.
map do |frmwrk| <<-EOS.undent
#{frmwrk} detected
This can be picked up by CMake's build system and likely cause the build to
fail. You may need to move this file out of the way to compile CMake.
EOS
end.join
end
def check_tmpdir
tmpdir = ENV['TMPDIR']
"TMPDIR #{tmpdir.inspect} doesn't exist." unless tmpdir.nil? or File.directory? tmpdir
end
def check_missing_deps
return unless HOMEBREW_CELLAR.exist?
s = Set.new
Homebrew.missing_deps(Homebrew.installed_brews).each do |_, deps|
s.merge deps
end
if s.length > 0 then <<-EOS.undent
Some installed formula are missing dependencies.
You should `brew install` the missing dependencies:
brew install #{s.to_a.sort * " "}
Run `brew missing` for more details.
EOS
end
end
def check_git_status
return unless which "git"
HOMEBREW_REPOSITORY.cd do
unless `git status -s -- Library/Homebrew/ 2>/dev/null`.chomp.empty?
<<-EOS.undent_________________________________________________________72
You have uncommitted modifications to Homebrew
If this a surprise to you, then you should stash these modifications.
Stashing returns Homebrew to a pristine state but can be undone
should you later need to do so for some reason.
cd #{HOMEBREW_REPOSITORY}/Library && git stash && git clean -f
EOS
end
end
end
def check_for_leopard_ssl
if MacOS.version == :leopard and not ENV['GIT_SSL_NO_VERIFY']
<<-EOS.undent
The version of libcurl provided with Mac OS X Leopard has outdated
SSL certificates.
This can cause problems when running Homebrew commands that use Git to
fetch over HTTPS, e.g. `brew update` or installing formulae that perform
Git checkouts.
You can force Git to ignore these errors by setting GIT_SSL_NO_VERIFY.
export GIT_SSL_NO_VERIFY=1
EOS
end
end
def check_git_version
# see https://github.com/blog/642-smart-http-support
return unless which "git"
`git --version`.chomp =~ /git version (\d)\.(\d)\.(\d)/
if $2.to_i < 6 or $2.to_i == 6 and $3.to_i < 6 then <<-EOS.undent
An outdated version of Git was detected in your PATH.
Git 1.6.6 or newer is required to perform checkouts over HTTP from GitHub.
Please upgrade: brew upgrade git
EOS
end
end
def check_for_enthought_python
if which "enpkg" then <<-EOS.undent
Enthought Python was found in your PATH.
This can cause build problems, as this software installs its own
copies of iconv and libxml2 into directories that are picked up by
other build systems.
EOS
end
end
def check_for_bad_python_symlink
return unless which "python"
# Indeed Python --version outputs to stderr (WTF?)
`python --version 2>&1` =~ /Python (\d+)\./
unless $1 == "2" then <<-EOS.undent
python is symlinked to python#$1
This will confuse build scripts and in general lead to subtle breakage.
EOS
end
end
def check_for_pydistutils_cfg_in_home
if File.exist? ENV['HOME']+'/.pydistutils.cfg' then <<-EOS.undent
A .pydistutils.cfg file was found in $HOME, which may cause Python
builds to fail. See:
http://bugs.python.org/issue6138
http://bugs.python.org/issue4655
EOS
end
end
def check_for_outdated_homebrew
return unless which 'git'
HOMEBREW_REPOSITORY.cd do
if File.directory? ".git"
local = `git rev-parse -q --verify refs/remotes/origin/master`.chomp
remote = /^([a-f0-9]{40})/.match(`git ls-remote origin refs/heads/master 2>/dev/null`)
if remote.nil? || local == remote[0]
return
end
end
timestamp = if File.directory? ".git"
`git log -1 --format="%ct" HEAD`.to_i
else
(HOMEBREW_REPOSITORY/"Library").mtime.to_i
end
if Time.now.to_i - timestamp > 60 * 60 * 24 then <<-EOS.undent
Your Homebrew is outdated
You haven't updated for at least 24 hours, this is a long time in brewland!
EOS
end
end
end
def check_for_unlinked_but_not_keg_only
return unless HOMEBREW_CELLAR.exist?
unlinked = HOMEBREW_CELLAR.children.reject do |rack|
if not rack.directory?
true
elsif not (HOMEBREW_REPOSITORY/"Library/LinkedKegs"/rack.basename).directory?
Formula.factory(rack.basename).keg_only? rescue nil
else
true
end
end.map{ |pn| pn.basename }
# NOTE very old kegs will be linked without the LinkedKegs symlink
# this will trigger this warning but it's wrong, we could detect that though
# but I don't feel like writing the code.
if not unlinked.empty? then <<-EOS.undent
You have unlinked kegs in your Cellar
Leaving kegs unlinked can lead to build-trouble and cause brews that depend on
those kegs to fail to run properly once built. Run `brew link` on these:
#{unlinked * "\n "}
EOS
end
end
def check_os_version
if MACOS_FULL_VERSION =~ /^10\.6(\.|$)/
unless (MACOS_FULL_VERSION == "10.6.8")
return <<-EOS.undent
Please update Snow Leopard.
10.6.8 is the supported version of Snow Leopard.
You are still running #{MACOS_FULL_VERSION}.
EOS
end
elsif MACOS_FULL_VERSION =~ /^10\.5(\.|$)/
unless (MACOS_FULL_VERSION == "10.5.8")
return <<-EOS.undent
Please update Leopard.
10.5.8 is the supported version of Leopard.
You are still running #{MACOS_FULL_VERSION}.
EOS
end
end
end
def check_xcode_license_approved
# If the user installs Xcode-only, they have to approve the
# license or no "xc*" tool will work.
<<-EOS.undent if `/usr/bin/xcrun clang 2>&1` =~ /license/ and not $?.success?
You have not agreed to the Xcode license.
Builds will fail! Agree to the license by opening Xcode.app or running:
xcodebuild -license
EOS
end
end # end class Checks
module Homebrew extend self
def doctor
checks = Checks.new
inject_dump_stats(checks) if ARGV.switch? 'D'
methods = if ARGV.named.empty?
# put slowest methods last
checks.methods.sort << "check_for_linked_keg_only_brews" << "check_for_outdated_homebrew"
else
ARGV.named
end.select{ |method| method =~ /^check_/ }.uniq
methods.each do |method|
out = checks.send(method)
unless out.nil? or out.empty?
lines = out.to_s.split('\n')
opoo lines.shift
Homebrew.failed = true
puts lines
end
end
puts "Your system is raring to brew." unless Homebrew.failed?
end
def inject_dump_stats checks
class << checks
alias_method :oldsend, :send
def send method
time = Time.now
oldsend(method)
ensure
$times[method] = Time.now - time
end
end
$times = {}
at_exit {
puts $times.sort_by{|k, v| v }.map{|k, v| "#{k}: #{v}"}
}
end
end
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