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-rw-r--r--Library/Homebrew/global.rb13
-rwxr-xr-xLibrary/Homebrew/install.rb3
-rwxr-xr-xbin/brew49
3 files changed, 45 insertions, 20 deletions
diff --git a/Library/Homebrew/global.rb b/Library/Homebrew/global.rb
index 757fb8d74..07c5f315c 100644
--- a/Library/Homebrew/global.rb
+++ b/Library/Homebrew/global.rb
@@ -28,6 +28,8 @@ require 'hardware'
ARGV.extend(HomebrewArgvExtension)
+HOMEBREW_VERSION = 0.4
+HOMEBREW_WWW = 'http://bit.ly/Homebrew'
if Process.uid == 0
# technically this is not the correct place, this cache is for *all users*
@@ -37,14 +39,9 @@ else
HOMEBREW_CACHE=Pathname.new("~/Library/Caches/Homebrew").expand_path
end
-HOMEBREW_PREFIX = (Pathname.getwd+__FILE__).dirname.parent.parent.cleanpath
-HOMEBREW_CELLAR = HOMEBREW_PREFIX+'Cellar'
-HOMEBREW_VERSION = 0.4
-HOMEBREW_WWW = 'http://bit.ly/Homebrew'
-
-# we use Library as we allow people to symlink their Homebrew into another
-# directory so they can hack in one place and use it in another
-HOMEBREW_REPOSITORY = (HOMEBREW_PREFIX+'Library').realpath.parent
+HOMEBREW_PREFIX = Pathname.new(BREW_FILE).dirname.parent # Where we link under
+HOMEBREW_REPOSITORY = Pathname.new(BREW_FILE).realpath.dirname.parent # Where .git is found
+HOMEBREW_CELLAR = HOMEBREW_REPOSITORY+'Cellar' # Where we build into
MACOS_FULL_VERSION = `/usr/bin/sw_vers -productVersion`.chomp
MACOS_VERSION = /(10\.\d+)(\.\d+)?/.match(MACOS_FULL_VERSION).captures.first.to_f
diff --git a/Library/Homebrew/install.rb b/Library/Homebrew/install.rb
index 927e976bc..a27cd2e4f 100755
--- a/Library/Homebrew/install.rb
+++ b/Library/Homebrew/install.rb
@@ -1,4 +1,6 @@
#!/usr/bin/ruby
+BREW_FILE = `which brew`.strip
+
require 'global'
require 'brew.h'
@@ -8,6 +10,7 @@ require 'formula'
require 'hardware'
require 'keg'
+
show_summary_heading = false
def text_for_keg_only_formula f
diff --git a/bin/brew b/bin/brew
index 2195e3a20..3ffed4210 100755
--- a/bin/brew
+++ b/bin/brew
@@ -5,16 +5,14 @@
# odd exceptions. Reduce our support burden by showing a user-friendly error.
Dir.getwd rescue abort "The current working directory doesn't exist, cannot proceed."
+BREW_FILE = __FILE__
+
def homebrew_rubylib_path
lib_path = "/../../Library/Homebrew"
- # we resolve off of Dir.getwd as otherwise the symlink gets resolved!
- brew_path = if not File.symlink? __FILE__ or File.exist? Dir.getwd+'/'+__FILE__+lib_path
- # standard 100% symlinked or non-symlinked installation
- __FILE__
- else
- # non-standard installation -- just this script is symlinked
- File.readlink(__FILE__)
- end
+
+ # Library/Homebrew is relative to the real path of brew
+ brew_path = __FILE__
+ brew_path = File.readlink(brew_path) if File.symlink? brew_path
return File.expand_path(brew_path+lib_path)
end
@@ -53,12 +51,36 @@ case Hardware.cpu_type when :ppc, :dunno
abort "Sorry, Homebrew does not support your computer's CPU architecture."
end
+def dump_config
+ puts <<-EOS
+HOMEBREW_VERSION: #{HOMEBREW_VERSION}
+
+HOMEBREW_PREFIX: #{HOMEBREW_PREFIX}
+\tWhere do we symlink installs to?
+
+HOMEBREW_CELLAR: #{HOMEBREW_CELLAR}
+\tWhere do we store our built products?
+
+HOMEBREW_CACHE: #{HOMEBREW_CACHE}
+\tWhere do we cache our downloads?
+
+HOMEBREW_REPOSITORY: #{HOMEBREW_REPOSITORY}
+\tWhere is our .git?
+
+library path: #{homebrew_rubylib_path}
+\tWhat do we put on the ruby path?
+EOS
+end
+
+
begin
require 'brew.h'
case ARGV.shift
when '--prefix'
puts HOMEBREW_PREFIX
+ when '--config'
+ dump_config
when 'home', 'homepage'
if ARGV.named_empty?
@@ -83,7 +105,7 @@ begin
end
when 'search', '-S'
- formulae = (HOMEBREW_PREFIX+'Library'+'Formula').children.sort.map{|f| f.basename('.rb') }
+ formulae = (HOMEBREW_REPOSITORY+'Library/Formula').children.sort.map{|f| f.basename('.rb') }
if ARGV.first =~ /^\/(.*)\/$/
puts_columns formulae.grep(Regexp.new($1))
else
@@ -95,9 +117,9 @@ begin
# EDITOR isn't a good fit here, we need a GUI client that actually has
# a UI for projects, so apologies if this wasn't what you expected,
# please improve it! :)
- exec 'mate', *Dir["#{HOMEBREW_PREFIX}/Library/*"]<<
- "#{HOMEBREW_PREFIX}/bin/brew"<<
- "#{HOMEBREW_PREFIX}/README.md"
+ exec 'mate', *Dir["#{HOMEBREW_REPOSITORY}/Library/*"]<<
+ "#{HOMEBREW_REPOSITORY}/bin/brew"<<
+ "#{HOMEBREW_REPOSITORY}/README.md"
else
exec_editor *ARGV.formulae.collect {|f| f.path}
end
@@ -108,6 +130,9 @@ begin
exit 0
end
+ # The Cellar lives under the repository
+ raise "Cannot write to #{HOMEBREW_REPOSITORY}" unless HOMEBREW_REPOSITORY.writable?
+ # The Prefix is where we symlink under
raise "Cannot write to #{HOMEBREW_PREFIX}" unless HOMEBREW_PREFIX.writable?
if ARGV.interactive? and ARGV.formulae.length > 1