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#!/usr/bin/env ruby
require 'amqpgen'
#
# Run a set of code generation templates.
#
if ARGV.size < 3
puts <<EOS
Usage: #{ARGV[0]} OUTDIR SPEC.xml [ ... ] TEMPLATE.rb [ ... ]
or: #{ARGV[0]} OUTDIR SPEC.xml [ ... ] all [ makefragment.mk ]
Parse all SPEC.xml files to create an AMQP model, run each TEMPLATE
putting the resulting files under OUTDIR. Prints a list of files
generated to standard output.
If OUTDIR is '-' then just prints file list without generating files.
EOS
exit 1
end
Outdir=ARGV[0]
Specs=ARGV.grep(/\.xml$/)
Amqp=AmqpRoot.new(*Specs)
# Run selected templates
if ARGV.any? { |arg| arg=="all" }
templates=Dir["#{File.dirname __FILE__}/templates/*.rb"]
else
templates=ARGV.grep(/\.rb$/)
end
templates.each { |t| load t }
def make_continue(lines) lines.join(" \\\n "); end
# Generate makefile
makefile=ARGV.grep(/.mk$/)[0]
if makefile
dir=Dir.getwd
Dir.chdir File.dirname(__FILE__)
generator_files=Dir["**/*.rb"] << File.basename(__FILE__)
Dir.chdir dir
rgen_generator=generator_files.map{ |f| "$(rgen_dir)/#{f}" }
rgen_srcs=GenFiles.get.map{ |f| "#{Outdir}/#{f}" }
File.open(makefile, 'w') { |out|
out << <<EOS
# Generated makefile fragment.
# Including makefile defines $(rgen_dir) $(rgen_cmd) and $(specs).
rgen_generator=#{make_continue rgen_generator}
rgen_client_cpp=#{make_continue(rgen_srcs.grep %r|/qpid/client/.+\.cpp$|)}
rgen_common_cpp=#{make_continue(rgen_srcs.grep %r|qpid/framing/.+\.cpp$|)}
rgen_srcs=#{make_continue rgen_srcs}
# Header file install rules.
EOS
["framing", "client", "broker"].each { |ns|
dir="qpid/#{ns}"
dir_ = dir.tr("/", "_")
regex=%r|#{dir}/.+\.h$|
out << <<EOS
#{dir_}dir = $(includedir)/#{dir}
dist_#{dir_}_HEADERS = #{make_continue rgen_srcs.grep(regex)}
EOS
}
out << <<EOS
if GENERATE
$(rgen_srcs) $(srcdir)/#{File.basename makefile}: $(rgen_generator) $(specs)
$(rgen_cmd)
# Empty rule in case a generator file is renamed/removed.
$(rgen_generator):
endif
EOS
}
end
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