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#!/usr/bin/ruby
require 'global'
def text_for_keg_only_formula f
if f.keg_only? == :provided_by_osx
rationale = "This is because the formula is already provided by OS X."
elsif f.keg_only?.kind_of? String
rationale = "The formula provides the following rationale:\n\n#{f.keg_only?.chomp}"
else
rationale = "The formula didn't provide any rationale for this."
end
<<-EOS
#{f.name} is keg-only. This means it is not symlinked into Homebrew's
prefix. #{rationale}
Generally there are no consequences of this for you, however if you build your
own software and it requires this formula, you may want to run this command to
link it into the Homebrew prefix:
brew link #{f.name}
EOS
end
# I like this little at all, but see no alternative seeing as the formula
# rb file has to be the running script to allow it to use __END__ and DATA
at_exit do
begin
require 'extend/ENV'
require 'fileutils'
require 'hardware'
require 'keg'
require 'brew.h.rb'
ENV.extend(HomebrewEnvExtension)
ENV.setup_build_environment
install(Formula.factory($0))
rescue Exception => e
if ENV['HOMEBREW_ERROR_PIPE']
pipe = IO.new(ENV['HOMEBREW_ERROR_PIPE'].to_i, 'w')
Marshal.dump(e, pipe)
pipe.close
exit! 1
else
onoe e
puts e.backtrace
exit! 2
end
end
end
def install f
show_summary_heading = false
f.deps.each do |dep|
dep = Formula.factory dep
if dep.keg_only?
ENV.prepend 'LDFLAGS', "-L#{dep.lib}"
ENV.prepend 'CPPFLAGS', "-I#{dep.include}"
ENV.prepend 'PATH', "#{dep.bin}", ':'
ENV.prepend 'PKG_CONFIG_PATH', dep.lib+'pkgconfig', ':'
end
end
if ARGV.verbose?
ohai "Build Environment"
%w[PATH CFLAGS LDFLAGS CPPFLAGS MAKEFLAGS CC CXX MACOSX_DEPLOYMENT_TARGET PKG_CONFIG_PATH].each do |env|
puts "#{env}: #{ENV[env]}" unless ENV[env].to_s.empty?
end
end
build_time = nil
begin
f.brew do
if ARGV.flag? '--interactive'
ohai "Entering interactive mode"
puts "Type `exit' to return and finalize the installation"
puts "Install to this prefix: #{f.prefix}"
interactive_shell
nil
elsif ARGV.include? '--help'
system './configure --help'
exit $?
else
f.prefix.mkpath
beginning=Time.now
f.install
FORMULA_META_FILES.each do |file|
FileUtils.mv "#{file}.txt", file rescue nil
f.prefix.install file rescue nil
end
build_time = Time.now-beginning
end
end
rescue Exception
if f.prefix.directory?
f.prefix.rmtree
f.prefix.parent.rmdir_if_possible
end
raise
end
if f.caveats
ohai "Caveats", f.caveats
show_summary_heading = true
end
ohai 'Finishing up' if ARGV.verbose?
begin
clean f
rescue Exception => e
opoo "The cleaning step did not complete successfully"
puts "Still, the installation was successful, so we will link it into your prefix"
ohai e, e.backtrace if ARGV.debug?
show_summary_heading = true
end
raise "Nothing was installed to #{f.prefix}" unless f.installed?
# warn the user if stuff was installed outside of their PATH
paths = ENV['PATH'].split(':').collect{|p| File.expand_path p}
[f.bin, f.sbin].each do |bin|
if bin.directory?
rootbin = (HOMEBREW_PREFIX+bin.basename).to_s
bin = File.expand_path bin
unless paths.include? rootbin
opoo "#{rootbin} is not in your PATH"
puts "You can amend this by altering your ~/.bashrc file"
show_summary_heading = true
end
end
end
if f.keg_only?
ohai 'Caveats', text_for_keg_only_formula(f)
show_summary_heading = true
else
begin
Keg.new(f.prefix).link
rescue Exception => e
onoe "The linking step did not complete successfully"
puts "The package built, but is not symlinked into #{HOMEBREW_PREFIX}"
puts "You can try again using `brew link #{f.name}'"
ohai e, e.backtrace if ARGV.debug?
show_summary_heading = true
end
end
ohai "Summary" if ARGV.verbose? or show_summary_heading
print "#{f.prefix}: #{f.prefix.abv}"
print ", built in #{pretty_duration build_time}" if build_time
puts
end
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