shotgun/rubinius

   1 #!/usr/bin/env ruby
   2
   3 PR = %r!(.*?)[/]?shotgun/rubinius!
   4
   5 m = PR.match($0)
   6
   7 if m
   8   # Good to go.
   9 elsif File.symlink?($0)
  10   path = File.readlink($0)
  11   m = PR.match(path)
  12 end
  13
  14 my_name = File.basename($0)
  15
  16 prefix = m[1]
  17 prefix = "" if prefix == "./"
  18
  19 unless prefix[0] == ?/
  20   prefix = File.expand_path File.join(Dir.getwd, prefix)
  21 end
  22
  23 real = File.join(prefix, 'shotgun/rubinius.local.bin')
  24
  25 # Setup all the crazy library path stuff so that librubinus is picked
  26 # up properly.
  27
  28 @prefix = prefix
  29
  30 def set_env(name)
  31   addition = "#{@prefix}/shotgun/lib"
  32
  33   if cur = ENV[name]
  34     ENV[name] = "#{addition}:#{cur}"
  35   else
  36     ENV[name] = addition
  37   end
  38 end
  39
  40 set_env 'LD_LIBRARY_PATH'
  41 set_env 'LD_LIBRARY_PATH_64'
  42 set_env 'SHLIB'
  43 set_env 'LIBPATH'
  44 set_env 'PATH'
  45 set_env 'DYLD_LIBRARY_PATH'
  46 set_env 'DYLD_FALLBACK_LIBRARY_PATH'
  47
  48 ENV['RBX_IN_BUILDDIR'] = "1"
  49
  50 ENV['RBX_PREFIX'] = "#{prefix}/"
  51
  52 unless ENV['RBX_BOOTSTRAP']
  53   ENV['RBX_BOOTSTRAP'] = "#{prefix}/runtime/bootstrap"
  54 end
  55
  56 unless ENV['RBX_CORE']
  57   ENV['RBX_CORE'] = "#{prefix}/runtime/core"
  58 end
  59
  60 unless ENV['RBX_PLATFORM']
  61   ENV['RBX_PLATFORM'] = "#{prefix}/runtime/platform"
  62 end
  63
  64 unless ENV['RBX_LOADER']
  65   ENV['RBX_LOADER'] = "#{prefix}/runtime/loader.rbc"
  66 end
  67
  68 unless ENV['RBX_PLATFORM_CONF']
  69   ENV['RBX_PLATFORM_CONF'] = "#{prefix}/runtime/platform.conf"
  70 end
  71
  72 ENV['RUBYLIB'] = %w(lib stdlib).map { |dir| File.join(prefix, dir) }.join(":")
  73
  74 if ARGV[0] == "--gdb"
  75   ARGV.shift
  76
  77   ENV['PATH'] = "#{prefix}/shotgun:#{ENV['PATH']}"
  78   args = ['-x', "#{prefix}/shotgun/gdbcommands"]
  79   if `uname -s` == "Darwin" and `uname -r`.split(".")[0].to_i < 9
  80     args << '-x' << "#{prefix}/shotgun/gdbenvironment"
  81   end
  82   args << '--args' << "/dev/null"
  83
  84   exec "gdb", *(args + ARGV)
  85 elsif ARGV[0] == "--valgrind"
  86   ARGV.shift
  87   args = ['-v', real]
  88   exec 'valgrind', *(args + ARGV)
  89 elsif ARGV[0] == "--shark"
  90   ARGV.shift
  91   puts "Starting up rubinius, then pausing for shark to start"
  92   pid = fork { sleep 5; exec real, *ARGV }
  93   exec "shark -o rbxshark -i -1 -a #{pid}"
  94 elsif ARGV[0] == "--dtrace"
  95   ARGV.shift
  96   puts "Starting up rubinius, then pausing for dtrace to start"
  97   pid = fork { sleep 5; exec real, *ARGV }
  98   exec "dtrace -s #{ENV['SCRIPT']} -p #{pid}"
  99 else
 100   exec [real, my_name], *ARGV
 101 end