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Make flag lists into constants

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This commit is contained in:
Jack Nagel 2013-06-13 18:28:41 -05:00
parent 7d6371cd19
commit a458555ccb
1 changed files with 12 additions and 15 deletions
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27
Library/Homebrew/extend/ENV.rb
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@ -1,8 +1,10 @@
require 'hardware'
module HomebrewEnvExtension
# -w: keep signal to noise high
SAFE_CFLAGS_FLAGS = "-w -pipe"
CC_FLAG_VARS = %w{CFLAGS CXXFLAGS OBJCFLAGS OBJCXXFLAGS}
FC_FLAG_VARS = %w{FCFLAGS FFLAGS}
DEFAULT_FLAGS = '-march=core2 -msse4'
def setup_build_environment
# Clear CDPATH to avoid make issues that depend on changing directories
@ -303,21 +305,21 @@ module HomebrewEnvExtension
end
def replace_in_cflags before, after
cc_flag_vars.each do |key|
CC_FLAG_VARS.each do |key|
self[key] = self[key].sub before, after if self[key]
end
end
# Convenience method to set all C compiler flags in one shot.
def set_cflags f
cc_flag_vars.each do |key|
CC_FLAG_VARS.each do |key|
self[key] = f
end
end
# Sets architecture-specific flags for every environment variable
# given in the list `flags`.
def set_cpu_flags flags, default='-march=core2 -msse4', map=Hardware::CPU.optimization_flags
def set_cpu_flags flags, default=DEFAULT_FLAGS, map=Hardware::CPU.optimization_flags
cflags =~ %r{(-Xarch_i386 )-march=}
xarch = $1.to_s
remove flags, %r{(-Xarch_i386 )?-march=\S*}
@ -337,8 +339,8 @@ module HomebrewEnvExtension
remove flags, '-Qunused-arguments'
end
def set_cpu_cflags default='-march=core2 -msse4', map=Hardware::CPU.optimization_flags
set_cpu_flags cc_flag_vars, default, map
def set_cpu_cflags default=DEFAULT_FLAGS, map=Hardware::CPU.optimization_flags
set_cpu_flags CC_FLAG_VARS, default, map
end
# actually c-compiler, so cc would be a better name
@ -392,14 +394,11 @@ class << ENV
end
removed
end
def cc_flag_vars
%w{CFLAGS CXXFLAGS OBJCFLAGS OBJCXXFLAGS}
end
def append_to_cflags newflags
append(cc_flag_vars, newflags)
append(CC_FLAG_VARS, newflags)
end
def remove_from_cflags f
remove cc_flag_vars, f
remove CC_FLAG_VARS, f
end
def append keys, value, separator = ' '
value = value.to_s
@ -459,8 +458,6 @@ class << ENV
end
def fortran
fc_flag_vars = %w{FCFLAGS FFLAGS}
# superenv removes these PATHs, but this option needs them
# TODO fix better, probably by making a super-fc
ENV['PATH'] += ":#{HOMEBREW_PREFIX}/bin:/usr/local/bin"
@ -493,8 +490,8 @@ class << ENV
self['FC'] = which 'gfortran'
self['F77'] = self['FC']
fc_flag_vars.each {|key| self[key] = cflags}
set_cpu_flags(fc_flag_vars)
FC_FLAG_VARS.each {|key| self[key] = cflags}
set_cpu_flags(FC_FLAG_VARS)
else
onoe <<-EOS
This formula requires a fortran compiler, but we could not find one by