Sha256: 7f9b618f09703d536f07ef07f0b68e993078cbed430392700766f9a987820e9a
Contents?: true
Size: 1.35 KB
Versions: 11
Compression:
Stored size: 1.35 KB
Contents
require 'rbconfig'
dl_ext = RbConfig::CONFIG['DLEXT']
namespace :rbx_parser do
_ = lambda { |file| File.expand_path(file, File.dirname(__FILE__)); }
lexer_c = file _["lexer.c"] => _["lexer.lex"] do |task|
Dir.chdir _["."] do
sh 'flex', '--outfile', task.to_s, '--header-file=lexer.h',
task.prerequisites.first
end
end
parser_c = file _["parser.c"] => _["parser.y"] do |task|
Dir.chdir(_["."]) { sh "bison", "--output", task.to_s, "-d", "-v", task.prerequisites.first }
end
makefile = file _["Makefile"] => [_["extconf.rb"], lexer_c, parser_c] do |task|
Dir.chdir(_["."]) { sh 'rbx', task.prerequisites.first }
end
desc "Builds the parser."
task :parser => parser_c
desc "Builds the lexer."
task :lexer => lexer_c
desc "Compiles the generated lexer and parser."
task :compile => [makefile, parser_c, lexer_c] do
sh 'make', '-C', _["."]
end
desc "Cleans up generated files."
task :clean do
rm_f lexer_c.to_s
rm_f parser_c.to_s
rm_f makefile.to_s
rm_f _["lexer.h"]
rm_f _["parser.h"]
rm_f _["parser.output"]
rm_f Dir.glob(_["*.{o,so,rbc,log}"])
sh 'make', '-C', _["."], "clean" rescue nil
end
parser_e = file _["fancy_parser.#{dl_ext}"] => :compile
task :ext => parser_e
desc "Invokes the compile task."
task :default => :compile
end
task :clean => "rbx_parser:clean"
Version data entries
11 entries across 11 versions & 1 rubygems