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Block-style env DSL examples

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This commit is contained in:
Jack Nagel 2013-01-19 20:45:58 -06:00
parent 2503cedf2c
commit 09d4a7fb36
1 changed files with 4 additions and 6 deletions
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10
Library/Homebrew/requirements.rb
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@ -57,6 +57,8 @@ class X11Dependency < Requirement
fatal true fatal true
env { x11 }
def initialize(*tags) def initialize(*tags)
tags.flatten! tags.flatten!
@min_version = tags.shift if /(\d\.)+\d/ === tags.first @min_version = tags.shift if /(\d\.)+\d/ === tags.first
@ -74,10 +76,6 @@ class X11Dependency < Requirement
EOS EOS
end end
def modify_build_environment
ENV.x11
end
def <=> other def <=> other
unless other.is_a? X11Dependency unless other.is_a? X11Dependency
raise TypeError, "expected X11Dependency" raise TypeError, "expected X11Dependency"
@ -142,11 +140,11 @@ class MPIDependency < Requirement
@unknown_langs.empty? and @non_functional.empty? @unknown_langs.empty? and @non_functional.empty?
end end
def modify_build_environment env do |req|
# Set environment variables to help configure scripts find MPI compilers. # Set environment variables to help configure scripts find MPI compilers.
# Variable names taken from: # Variable names taken from:
# http://www.gnu.org/software/autoconf-archive/ax_mpi.html # http://www.gnu.org/software/autoconf-archive/ax_mpi.html
lang_list.each do |lang| req.lang_list.each do |lang|
compiler = 'mpi' + lang.to_s compiler = 'mpi' + lang.to_s
mpi_path = which compiler mpi_path = which compiler