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Versions: 50
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Contents
# modified version of Rake's provided make-style dependency loader
# customizations:
# (1) handles windows drives in paths -- colons don't confuse task demarcation
# (2) handles spaces in directory paths
module Rake
# Makefile loader to be used with the import file loader.
class MakefileLoader
# Load the makefile dependencies in +fn+.
def load(fn)
open(fn) do |mf|
lines = mf.read
lines.gsub!(/#[^\n]*\n/m, "") # remove comments
lines.gsub!(/\\\n/, ' ') # string together line continuations into single line
lines.split("\n").each do |line|
process_line(line)
end
end
end
private
# Process one logical line of makefile data.
def process_line(line)
# split on presence of task demaractor followed by space (i.e don't get confused by a colon in a win path)
file_tasks, args = line.split(/:\s/)
return if args.nil?
# split at non-escaped space boundary between files (i.e. escaped spaces in paths are left alone)
dependents = args.split(/\b\s+/)
# replace escaped spaces and clean up any extra whitespace
dependents.map! { |path| path.gsub(/\\ /, ' ').strip }
file_tasks.strip.split.each do |file_task|
file file_task => dependents
end
end
end
# Install the handler
Rake.application.add_loader('mf', MakefileLoader.new)
end
Version data entries
50 entries across 50 versions & 1 rubygems