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require 'requirement'
require 'requirements/fortran_dependency'
require 'requirements/language_module_dependency'
require 'requirements/minimum_macos_requirement'
require 'requirements/mpi_dependency'
require 'requirements/python_dependency'
require 'requirements/x11_dependency'
class XcodeDependency < Requirement
fatal true
satisfy(:build_env => false) { MacOS::Xcode.installed? }
def message
message = <<-EOS.undent
A full installation of Xcode.app is required to compile this software.
Installing just the Command Line Tools is not sufficient.
EOS
if MacOS.version >= :lion
message += <<-EOS.undent
Xcode can be installed from the App Store.
EOS
else
message += <<-EOS.undent
Xcode can be installed from https://developer.apple.com/downloads/
EOS
end
end
end
class MysqlDependency < Requirement
fatal true
default_formula 'mysql'
satisfy { which 'mysql_config' }
end
class PostgresqlDependency < Requirement
fatal true
default_formula 'postgresql'
satisfy { which 'pg_config' }
end
class TeXDependency < Requirement
fatal true
satisfy { which('tex') || which('latex') }
def message;
if File.exist?("/usr/texbin")
texbin_path = "/usr/texbin"
else
texbin_path = "its bin directory"
end
<<-EOS.undent
A LaTeX distribution is required for Homebrew to install this formula.
You can install MacTeX distribution from:
http://www.tug.org/mactex/
Make sure that "/usr/texbin", or the location you installed it to, is in
your PATH before proceeding.
EOS
end
end
class ArchRequirement < Requirement
fatal true
def initialize(arch)
@arch = arch.pop
super
end
satisfy do
case @arch
when :x86_64 then MacOS.prefer_64_bit?
when :intel, :ppc then Hardware::CPU.type == @arch
end
end
def message
"This formula requires an #{@arch} architecture."
end
end
class MercurialDependency < Requirement
fatal true
default_formula 'mercurial'
satisfy { which('hg') }
end
class GitDependency < Requirement
fatal true
default_formula 'git'
satisfy { !!which('git') }
end
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