samples/lindbg: add live target, env

samples/lindebug.rb

@@ -719,10 +719,17 @@ def load_commands
 	opts = {}
 	OptionParser.new { |opt|
 		opt.on('-m map', '--map filemap') { |f| opts[:filemap] = f }
+		opt.on('-e env=value', '--env key=value') { |f| k, v = f.split('=', 2) ; ENV[k] = v }
 		opt.on('--cpu cpu') { |c| opts[:sc_cpu] = c }
 	}.parse!(ARGV)
 
 	case ARGV.first
+	when /^live:(.*)/
+		t = $1
+		t = t.to_i if $1 =~ /^[0-9]+$/
+		os = Metasm::OS.current
+		raise 'no such target' if not target = os.find_process(t) || os.create_process(t)
+		dbg = target.debugger
 	when /^emu:(.*)/
 		exepath = $1
 		opts[:sc_cpu] = eval(opts[:sc_cpu]) if opts[:sc_cpu] =~ /[.(\s:]/