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# Copyright 2009 Max Howell <max@methylblue.com>
#
# This file is part of Homebrew.
#
# Homebrew is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Homebrew is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Homebrew. If not, see <http://www.gnu.org/licenses/>.
require 'pathname'
$root=Pathname.new(__FILE__).dirname.parent.parent.realpath
$formula=$root+'Library'+'Formula'
$cellar=$root+'Cellar'
HOMEBREW_VERSION='0.3'
HOMEBREW_CACHE=File.expand_path "~/Library/Caches/Homebrew"
######################################################################## utils
def ohai title
n=`tput cols`.strip.to_i-4
puts "\033[0;34m==>\033[0;0;1m #{title[0,n]}\033[0;0m"
end
############################################################### class Pathname
# we enhance Pathname to make our code more legible
# of course this kind of thing is evil, but meh
class Pathname
def mv dst
FileUtils.mv to_s, dst
end
def rename dst
dst=Pathname.new dst
dst.unlink if dst.exist?
mv dst
end
def install src
if src.is_a? Array
src.each {|src| install src }
elsif File.exist? src
mkpath
if File.symlink? src
# we use the BSD mv command because FileUtils copies the target and
# not the link! I'm beginning to wish I'd used Python quite honestly!
`mv #{src} #{to_s}`
else
# we mv when possible as it is faster and you should only be using
# this function when installing from the temporary build directory
FileUtils.mv src, to_s
end
end
end
def cp dst
if file?
FileUtils.cp to_s, dst
else
FileUtils.cp_r to_s, dst
end
end
# extended to support the double extensions .tar.gz and .tar.bz2
def extname
/(\.tar\.(gz|bz2))$/.match to_s
return $1 if $1
return File.extname(to_s)
end
# for filetypes we support, basename without extension
def stem
return File.basename(to_s, extname)
end
def version
# eg. boost_1_39_0
/((\d+_)+\d+)$/.match stem
return $1.gsub('_', '.') if $1
# eg. foobar-4.5.1-1
/-((\d+\.)*\d+-\d+)$/.match stem
return $1 if $1
# eg. foobar-4.5.1
/-((\d+\.)*\d+)$/.match stem
return $1 if $1
# eg. foobar-4.5.1b
/-((\d+\.)*\d+([abc]|rc\d))$/.match stem
return $1 if $1
# eg foobar-4.5.0-beta1
/-((\d+\.)*\d+-beta\d+)$/.match stem
return $1 if $1
# eg. foobar4.5.1
/((\d+\.)*\d+)$/.match stem
return $1 if $1
# eg. otp_src_R13B (this is erlang's style)
# eg. astyle_1.23_macosx.tar.gz
stem.scan /_([^_]+)/ do |match|
return match.first if /\d/.match $1
end
end
end
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