python_helper.rb: Little comment improvement

This commit is contained in:
Samuel John 2013-06-07 14:26:25 +02:00
parent 20ac914112
commit 386373da40

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@ -11,6 +11,9 @@
# Second, inside the block, a formula author may call this method to access # Second, inside the block, a formula author may call this method to access
# certain convienience methods for the currently selected Python, e.g. # certain convienience methods for the currently selected Python, e.g.
# `python.site_packages`. # `python.site_packages`.
# This method should be executed in the context of the formula, so that
# prefix is defined. Note, that this method will set @current_python to be
# able to refer to the current python if a block is executed for 2.x and 3.x.
def python_helper(options={:allowed_major_versions => [2, 3]}, &block) def python_helper(options={:allowed_major_versions => [2, 3]}, &block)
if !block_given? and !@current_python.nil? if !block_given? and !@current_python.nil?
# We are already inside of a `python do ... end` block, so just return # We are already inside of a `python do ... end` block, so just return
@ -64,6 +67,9 @@ def python_helper(options={:allowed_major_versions => [2, 3]}, &block)
ENV.prepend 'CMAKE_INCLUDE_PATH', py.incdir, ':' ENV.prepend 'CMAKE_INCLUDE_PATH', py.incdir, ':'
ENV.prepend 'PKG_CONFIG_PATH', py.pkg_config_path, ':' if py.pkg_config_path ENV.prepend 'PKG_CONFIG_PATH', py.pkg_config_path, ':' if py.pkg_config_path
ENV.prepend 'PATH', py.binary.dirname, ':' unless py.from_osx? ENV.prepend 'PATH', py.binary.dirname, ':' unless py.from_osx?
#Note: Don't set LDFLAGS to point to the Python.framework, because
# it breaks builds (for example scipy.)
# Track the state of the currently selected python for this block, # Track the state of the currently selected python for this block,
# so if this python_helper is called again _inside_ the block, # so if this python_helper is called again _inside_ the block,
# we can just return the right python (see `else`-branch a few lines down): # we can just return the right python (see `else`-branch a few lines down):