asio/boostify.pl - third_party/asio - Git at Google

 #!/usr/bin/perl -w

 use strict;
 use File::Path;

 our $boost_dir = "boostified";

 sub print_line
 {
   my ($output, $line, $from, $lineno) = @_;

   # Warn if the resulting line is >80 characters wide.
   if (length($line) > 80)
   {
     if ($from =~ /\.[chi]pp$/)
     {
       print("Warning: $from:$lineno: output >80 characters wide.\n");
     }
   }

   # Write the output.
   print($output $line . "\n");
 }

 sub source_contains_asio_thread_usage
 {
   my ($from) = @_;

   # Open the input file.
   open(my $input, "<$from") or die("Can't open $from for reading");

   # Check file for use of asio::thread.
   while (my $line = <$input>)
   {
     chomp($line);
     if ($line =~ /asio::thread/)
     {
       close($input);
       return 1;
     }
     elsif ($line =~ /^ *thread /)
     {
       close($input);
       return 1;
     }
   }

   close($input);
   return 0;
 }

 sub source_contains_asio_include
 {
   my ($from) = @_;

   # Open the input file.
   open(my $input, "<$from") or die("Can't open $from for reading");

   # Check file for inclusion of asio.hpp.
   while (my $line = <$input>)
   {
     chomp($line);
     if ($line =~ /# *include [<"]asio\.hpp[>"]/)
     {
       close($input);
       return 1;
     }
   }

   close($input);
   return 0;
 }

 sub source_contains_boostify_error_categories
 {
   my ($from) = @_;

   # Open the input file.
   open(my $input, "<$from") or die("Can't open $from for reading");

   # Check file for boostify error category directive.
   while (my $line = <$input>)
   {
     chomp($line);
     if ($line =~ /boostify: error category/)
     {
       close($input);
       return 1;
     }
   }

   close($input);
   return 0;
 }

 my $error_cat_defns = <<"EOF";
 inline const boost::system::error_category& get_system_category()
 {
   return boost::system::system_category();
 }

 #if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

 extern BOOST_ASIO_DECL
 const boost::system::error_category& get_netdb_category();

 extern BOOST_ASIO_DECL
 const boost::system::error_category& get_addrinfo_category();

 #else // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

 inline const boost::system::error_category& get_netdb_category()
 {
   return get_system_category();
 }

 inline const boost::system::error_category& get_addrinfo_category()
 {
   return get_system_category();
 }

 #endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

 extern BOOST_ASIO_DECL
 const boost::system::error_category& get_misc_category();

 extern BOOST_ASIO_DECL
 const boost::system::error_category& get_ssl_category();

 static const boost::system::error_category& system_category
   = boost::asio::error::get_system_category();
 static const boost::system::error_category& netdb_category
   = boost::asio::error::get_netdb_category();
 static const boost::system::error_category& addrinfo_category
   = boost::asio::error::get_addrinfo_category();
 static const boost::system::error_category& misc_category
   = boost::asio::error::get_misc_category();
 static const boost::system::error_category& ssl_category
   = boost::asio::error::get_ssl_category();

 } // namespace error
 } // namespace asio

 namespace system {

 template<> struct is_error_code_enum<boost::asio::error::basic_errors>
 {
   static const bool value = true;
 };

 template<> struct is_error_code_enum<boost::asio::error::netdb_errors>
 {
   static const bool value = true;
 };

 template<> struct is_error_code_enum<boost::asio::error::addrinfo_errors>
 {
   static const bool value = true;
 };

 template<> struct is_error_code_enum<boost::asio::error::misc_errors>
 {
   static const bool value = true;
 };

 template<> struct is_error_code_enum<boost::asio::error::ssl_errors>
 {
   static const bool value = true;
 };

 } // namespace system

 namespace asio {
 namespace error {
 EOF

 my $error_cat_func_defns = <<"EOF";
 #if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

 namespace detail {

 class netdb_category : public boost::system::error_category
 {
 public:
   const char* name() const
   {
     return "asio.netdb";
   }

   std::string message(int value) const
   {
     if (value == error::host_not_found)
       return "Host not found (authoritative)";
     if (value == error::host_not_found_try_again)
       return "Host not found (non-authoritative), try again later";
     if (value == error::no_data)
       return "The query is valid, but it does not have associated data";
     if (value == error::no_recovery)
       return "A non-recoverable error occurred during database lookup";
     return "asio.netdb error";
   }
 };

 } // namespace detail

 const boost::system::error_category& get_netdb_category()
 {
   static detail::netdb_category instance;
   return instance;
 }

 namespace detail {

 class addrinfo_category : public boost::system::error_category
 {
 public:
   const char* name() const
   {
     return "asio.addrinfo";
   }

   std::string message(int value) const
   {
     if (value == error::service_not_found)
       return "Service not found";
     if (value == error::socket_type_not_supported)
       return "Socket type not supported";
     return "asio.addrinfo error";
   }
 };

 } // namespace detail

 const boost::system::error_category& get_addrinfo_category()
 {
   static detail::addrinfo_category instance;
   return instance;
 }

 #endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

 namespace detail {

 class misc_category : public boost::system::error_category
 {
 public:
   const char* name() const
   {
     return "asio.misc";
   }

   std::string message(int value) const
   {
     if (value == error::already_open)
       return "Already open";
     if (value == error::eof)
       return "End of file";
     if (value == error::not_found)
       return "Element not found";
     if (value == error::fd_set_failure)
       return "The descriptor does not fit into the select call's fd_set";
     return "asio.misc error";
   }
 };

 } // namespace detail

 const boost::system::error_category& get_misc_category()
 {
   static detail::misc_category instance;
   return instance;
 }

 namespace detail {

 class ssl_category : public boost::system::error_category
 {
 public:
   const char* name() const
   {
     return "asio.ssl";
   }

   std::string message(int) const
   {
     return "asio.ssl error";
   }
 };

 } // namespace detail

 const boost::system::error_category& get_ssl_category()
 {
   static detail::ssl_category instance;
   return instance;
 }
 EOF

 sub copy_source_file
 {
   my ($from, $to) = @_;

   # Ensure the output directory exists.
   my $dir = $to;
   $dir =~ s/[^\/]*$//;
   mkpath($dir);

   # First determine whether the file makes any use of asio::thread.
   my $uses_asio_thread = source_contains_asio_thread_usage($from);
   my $includes_asio = source_contains_asio_include($from);

   # Check whether the file includes error handling header files.
   my $includes_boostify_ecats = source_contains_boostify_error_categories($from);

   # Open the files.
   open(my $input, "<$from") or die("Can't open $from for reading");
   open(my $output, ">$to") or die("Can't open $to for writing");

   # Copy the content.
   my $lineno = 1;
   while (my $line = <$input>)
   {
     chomp($line);

     # Unconditional replacements.
     $line =~ s/[\\@]ref boost_bind/boost::bind()/g;
     if ($from =~ /.*\.txt$/)
     {
       $line =~ s/[\\@]ref async_read/boost::asio::async_read()/g;
       $line =~ s/[\\@]ref async_write/boost::asio::async_write()/g;
     }
     if ($line =~ /asio_detail_posix_thread_function/)
     {
       $line =~ s/asio_detail_posix_thread_function/boost_asio_detail_posix_thread_function/g;
     }
     if ($line =~ /ASIO_/ && !($line =~ /BOOST_ASIO_/))
     {
       $line =~ s/ASIO_/BOOST_ASIO_/g;
     }

     # Conditional replacements.
     if ($line =~ /^namespace asio {/)
     {
       print_line($output, "namespace boost {", $from, $lineno);
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /^} \/\/ namespace asio$/)
     {
       print_line($output, $line, $from, $lineno);
       print_line($output, "} // namespace boost", $from, $lineno);
     }
     elsif ($line =~ /^(# *include )[<"](asio\.hpp)[>"]$/)
     {
       print_line($output, $1 . "<boost/" . $2 . ">", $from, $lineno);
       if ($uses_asio_thread)
       {
         print_line($output, $1 . "<boost/thread.hpp>", $from, $lineno);
         $uses_asio_thread = 0;
       }
     }
     elsif ($line =~ /^(# *include )[<"]boost\/.*[>"].*$/)
     {
       if (!$includes_asio && $uses_asio_thread)
       {
         print_line($output, $1 . "<boost/thread.hpp>", $from, $lineno);
         $uses_asio_thread = 0;
       }
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /^(# *include )[<"](asio\/detail\/config\.hpp)[>"]$/)
     {
       print_line($output, $1 . "<boost/" . $2 . ">", $from, $lineno);
       if ($includes_boostify_ecats)
       {
         $includes_boostify_ecats = 0;
         print_line($output, $1 . "<boost/cerrno.hpp>", $from, $lineno);
         print_line($output, $1 . "<boost/system/error_code.hpp>", $from, $lineno);
       }
     }
     elsif ($line =~ /# *include <cerrno>/)
     {
       if ($includes_boostify_ecats)
       {
         # Line is removed.
       }
       else
       {
         print_line($output, $line, $from, $lineno);
       }
     }
     elsif ($line =~ /# *include [<"]asio\/thread\.hpp[>"]/)
     {
       # Line is removed.
     }
     elsif ($line =~ /(# *include )[<"]asio\/error_code\.hpp[>"]/)
     {
       print_line($output, $1 . "<boost/system/error_code.hpp>", $from, $lineno);
     }
     elsif ($line =~ /# *include [<"]asio\/impl\/error_code\.[hi]pp[>"]/)
     {
       # Line is removed.
     }
     elsif ($line =~ /(# *include )[<"]asio\/system_error\.hpp[>"]/)
     {
       print_line($output, $1 . "<boost/system/system_error.hpp>", $from, $lineno);
     }
     elsif ($line =~ /(^.*# *include )[<"](asio\/.*)[>"](.*)$/)
     {
       print_line($output, $1 . "<boost/" . $2 . ">" . $3, $from, $lineno);
     }
     elsif ($line =~ /( *)op->Internal = asio::error::get_system_category\(\);/)
     {
       my $indent = $1;
       $line =~ s/asio.*$/reinterpret_cast<ulong_ptr_t>(/g;
       print_line($output, $line, $from, $lineno);
       $line = $indent . "    &boost::asio::error::get_system_category());";
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /op->Internal = ec\.category\(\);/)
     {
       $line =~ s/ec.*$/reinterpret_cast<ulong_ptr_t>(&ec.category());/g;
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /static_cast<asio::error_category>\(op->Internal\)\);/)
     {
       $line =~ s/static_cast<asio::error_category>/*reinterpret_cast<boost::system::error_category*>/g;
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /op->Internal = result_ec\.category\(\);/)
     {
       $line =~ s/res.*$/reinterpret_cast<ulong_ptr_t>(&result_ec.category());/g;
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /asio::thread/)
     {
       $line =~ s/asio::thread/boost::thread/g;
       if (!($line =~ /boost::asio::/))
       {
         $line =~ s/asio::/boost::asio::/g;
       }
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /^( *)thread( .*)$/)
     {
       if (!($line =~ /boost::asio::/))
       {
         $line =~ s/asio::/boost::asio::/g;
       }
       print_line($output, $1 . "boost::thread" . $2, $from, $lineno);
     }
     elsif ($line =~ /boostify: error category definitions start here/)
     {
       print($output $error_cat_defns);
       while ($line = <$input>)
       {
         last if $line =~ /boostify: error category definitions end here/;
       }
     }
     elsif ($line =~ /boostify: error category function definitions go here/)
     {
       print($output $error_cat_func_defns);
     }
     elsif ($line =~ /asio::/ && !($line =~ /boost::asio::/))
     {
       $line =~ s/asio::error_code/boost::system::error_code/g;
       $line =~ s/asio::system_error/boost::system::system_error/g;
       $line =~ s/asio::/boost::asio::/g;
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /using namespace asio/)
     {
       $line =~ s/using namespace asio/using namespace boost::asio/g;
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /asio_handler_alloc_helpers/)
     {
       $line =~ s/asio_handler_alloc_helpers/boost_asio_handler_alloc_helpers/g;
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /asio_handler_invoke_helpers/)
     {
       $line =~ s/asio_handler_invoke_helpers/boost_asio_handler_invoke_helpers/g;
       print_line($output, $line, $from, $lineno);
     }
     elsif ($line =~ /[\\@]ref boost_bind/)
     {
       $line =~ s/[\\@]ref boost_bind/boost::bind()/g;
       print_line($output, $line, $from, $lineno);
     }
     else
     {
       print_line($output, $line, $from, $lineno);
     }
     ++$lineno;
   }

   # Ok, we're done.
   close($input);
   close($output);
 }

 sub copy_include_files
 {
   my @dirs = (
       "include",
       "include/asio",
       "include/asio/detail",
       "include/asio/detail/impl",
       "include/asio/impl",
       "include/asio/ip",
       "include/asio/ip/impl",
       "include/asio/ip/detail",
       "include/asio/ip/detail/impl",
       "include/asio/local",
       "include/asio/local/detail",
       "include/asio/local/detail/impl",
       "include/asio/posix",
       "include/asio/ssl",
       "include/asio/ssl/detail",
       "include/asio/windows");

   foreach my $dir (@dirs)
   {
     our $boost_dir;
     my @files = ( glob("$dir/*.hpp"), glob("$dir/*.ipp"), glob("$dir/*cpp") );
     foreach my $file (@files)
     {
       if ($file ne "include/asio/thread.hpp"
           and $file ne "include/asio/error_code.hpp"
           and $file ne "include/asio/system_error.hpp"
           and $file ne "include/asio/impl/error_code.hpp"
           and $file ne "include/asio/impl/error_code.ipp")
       {
         my $from = $file;
         my $to = $file;
         $to =~ s/^include\//$boost_dir\/boost\//;
         copy_source_file($from, $to);
       }
     }
   }
 }

 sub create_lib_directory
 {
   my @dirs = (
       "doc",
       "example",
       "test");

   our $boost_dir;
   foreach my $dir (@dirs)
   {
     mkpath("$boost_dir/libs/asio/$dir");
   }
 }

 sub copy_unit_tests
 {
   my @dirs = (
       "src/tests/unit",
       "src/tests/unit/archetypes",
       "src/tests/unit/ip",
       "src/tests/unit/local",
       "src/tests/unit/posix",
       "src/tests/unit/ssl",
       "src/tests/unit/windows");

   our $boost_dir;
   foreach my $dir (@dirs)
   {
     my @files = ( glob("$dir/*.*pp"), glob("$dir/Jamfile*") );
     foreach my $file (@files)
     {
       if ($file ne "src/tests/unit/thread.cpp"
           and $file ne "src/tests/unit/error_handler.cpp"
           and $file ne "src/tests/unit/unit_test.cpp")
       {
         my $from = $file;
         my $to = $file;
         $to =~ s/^src\/tests\/unit\//$boost_dir\/libs\/asio\/test\//;
         copy_source_file($from, $to);
       }
     }
   }
 }

 sub copy_examples
 {
   my @dirs = (
       "src/examples/allocation",
       "src/examples/buffers",
       "src/examples/chat",
       "src/examples/echo",
       "src/examples/http/client",
       "src/examples/http/doc_root",
       "src/examples/http/server",
       "src/examples/http/server2",
       "src/examples/http/server3",
       "src/examples/http/server4",
       "src/examples/icmp",
       "src/examples/invocation",
       "src/examples/iostreams",
       "src/examples/local",
       "src/examples/multicast",
       "src/examples/nonblocking",
       "src/examples/porthopper",
       "src/examples/serialization",
       "src/examples/services",
       "src/examples/socks4",
       "src/examples/ssl",
       "src/examples/timeouts",
       "src/examples/timers",
       "src/examples/tutorial",
       "src/examples/tutorial/daytime1",
       "src/examples/tutorial/daytime2",
       "src/examples/tutorial/daytime3",
       "src/examples/tutorial/daytime4",
       "src/examples/tutorial/daytime5",
       "src/examples/tutorial/daytime6",
       "src/examples/tutorial/daytime7",
       "src/examples/tutorial/timer1",
       "src/examples/tutorial/timer2",
       "src/examples/tutorial/timer3",
       "src/examples/tutorial/timer4",
       "src/examples/tutorial/timer5",
       "src/examples/windows");

   our $boost_dir;
   foreach my $dir (@dirs)
   {
     my @files = (
         glob("$dir/*.*pp"),
         glob("$dir/*.html"),
         glob("$dir/Jamfile*"),
         glob("$dir/*.pem"),
         glob("$dir/README*"),
         glob("$dir/*.txt"));
     foreach my $file (@files)
     {
       my $from = $file;
       my $to = $file;
       $to =~ s/^src\/examples\//$boost_dir\/libs\/asio\/example\//;
       copy_source_file($from, $to);
     }
   }
 }

 copy_include_files();
 create_lib_directory();
 copy_unit_tests();
 copy_examples();
	#!/usr/bin/perl -w

	use strict;
	use File::Path;

	our $boost_dir = "boostified";

	sub print_line
	{
	my ($output, $line, $from, $lineno) = @_;

	# Warn if the resulting line is >80 characters wide.
	if (length($line) > 80)
	{
	if ($from =~ /\.[chi]pp$/)
	{
	print("Warning: $from:$lineno: output >80 characters wide.\n");
	}
	}

	# Write the output.
	print($output $line . "\n");
	}

	sub source_contains_asio_thread_usage
	{
	my ($from) = @_;

	# Open the input file.
	open(my $input, "<$from") or die("Can't open $from for reading");

	# Check file for use of asio::thread.
	while (my $line = <$input>)
	{
	chomp($line);
	if ($line =~ /asio::thread/)
	{
	close($input);
	return 1;
	}
	elsif ($line =~ /^ *thread /)
	{
	close($input);
	return 1;
	}
	}

	close($input);
	return 0;
	}

	sub source_contains_asio_include
	{
	my ($from) = @_;

	# Open the input file.
	open(my $input, "<$from") or die("Can't open $from for reading");

	# Check file for inclusion of asio.hpp.
	while (my $line = <$input>)
	{
	chomp($line);
	if ($line =~ /# *include [<"]asio\.hpp[>"]/)
	{
	close($input);
	return 1;
	}
	}

	close($input);
	return 0;
	}

	sub source_contains_boostify_error_categories
	{
	my ($from) = @_;

	# Open the input file.
	open(my $input, "<$from") or die("Can't open $from for reading");

	# Check file for boostify error category directive.
	while (my $line = <$input>)
	{
	chomp($line);
	if ($line =~ /boostify: error category/)
	{
	close($input);
	return 1;
	}
	}

	close($input);
	return 0;
	}

	my $error_cat_defns = <<"EOF";
	inline const boost::system::error_category& get_system_category()
	{
	return boost::system::system_category();
	}

	#if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

	extern BOOST_ASIO_DECL
	const boost::system::error_category& get_netdb_category();

	extern BOOST_ASIO_DECL
	const boost::system::error_category& get_addrinfo_category();

	#else // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

	inline const boost::system::error_category& get_netdb_category()
	{
	return get_system_category();
	}

	inline const boost::system::error_category& get_addrinfo_category()
	{
	return get_system_category();
	}

	#endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

	extern BOOST_ASIO_DECL
	const boost::system::error_category& get_misc_category();

	extern BOOST_ASIO_DECL
	const boost::system::error_category& get_ssl_category();

	static const boost::system::error_category& system_category
	= boost::asio::error::get_system_category();
	static const boost::system::error_category& netdb_category
	= boost::asio::error::get_netdb_category();
	static const boost::system::error_category& addrinfo_category
	= boost::asio::error::get_addrinfo_category();
	static const boost::system::error_category& misc_category
	= boost::asio::error::get_misc_category();
	static const boost::system::error_category& ssl_category
	= boost::asio::error::get_ssl_category();

	} // namespace error
	} // namespace asio

	namespace system {

	template<> struct is_error_code_enum<boost::asio::error::basic_errors>
	{
	static const bool value = true;
	};

	template<> struct is_error_code_enum<boost::asio::error::netdb_errors>
	{
	static const bool value = true;
	};

	template<> struct is_error_code_enum<boost::asio::error::addrinfo_errors>
	{
	static const bool value = true;
	};

	template<> struct is_error_code_enum<boost::asio::error::misc_errors>
	{
	static const bool value = true;
	};

	template<> struct is_error_code_enum<boost::asio::error::ssl_errors>
	{
	static const bool value = true;
	};

	} // namespace system

	namespace asio {
	namespace error {
	EOF

	my $error_cat_func_defns = <<"EOF";
	#if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

	namespace detail {

	class netdb_category : public boost::system::error_category
	{
	public:
	const char* name() const
	{
	return "asio.netdb";
	}

	std::string message(int value) const
	{
	if (value == error::host_not_found)
	return "Host not found (authoritative)";
	if (value == error::host_not_found_try_again)
	return "Host not found (non-authoritative), try again later";
	if (value == error::no_data)
	return "The query is valid, but it does not have associated data";
	if (value == error::no_recovery)
	return "A non-recoverable error occurred during database lookup";
	return "asio.netdb error";
	}
	};

	} // namespace detail

	const boost::system::error_category& get_netdb_category()
	{
	static detail::netdb_category instance;
	return instance;
	}

	namespace detail {

	class addrinfo_category : public boost::system::error_category
	{
	public:
	const char* name() const
	{
	return "asio.addrinfo";
	}

	std::string message(int value) const
	{
	if (value == error::service_not_found)
	return "Service not found";
	if (value == error::socket_type_not_supported)
	return "Socket type not supported";
	return "asio.addrinfo error";
	}
	};

	} // namespace detail

	const boost::system::error_category& get_addrinfo_category()
	{
	static detail::addrinfo_category instance;
	return instance;
	}

	#endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)

	namespace detail {

	class misc_category : public boost::system::error_category
	{
	public:
	const char* name() const
	{
	return "asio.misc";
	}

	std::string message(int value) const
	{
	if (value == error::already_open)
	return "Already open";
	if (value == error::eof)
	return "End of file";
	if (value == error::not_found)
	return "Element not found";
	if (value == error::fd_set_failure)
	return "The descriptor does not fit into the select call's fd_set";
	return "asio.misc error";
	}
	};

	} // namespace detail

	const boost::system::error_category& get_misc_category()
	{
	static detail::misc_category instance;
	return instance;
	}

	namespace detail {

	class ssl_category : public boost::system::error_category
	{
	public:
	const char* name() const
	{
	return "asio.ssl";
	}

	std::string message(int) const
	{
	return "asio.ssl error";
	}
	};

	} // namespace detail

	const boost::system::error_category& get_ssl_category()
	{
	static detail::ssl_category instance;
	return instance;
	}
	EOF

	sub copy_source_file
	{
	my ($from, $to) = @_;

	# Ensure the output directory exists.
	my $dir = $to;
	$dir =~ s/[^\/]*$//;
	mkpath($dir);

	# First determine whether the file makes any use of asio::thread.
	my $uses_asio_thread = source_contains_asio_thread_usage($from);
	my $includes_asio = source_contains_asio_include($from);

	# Check whether the file includes error handling header files.
	my $includes_boostify_ecats = source_contains_boostify_error_categories($from);

	# Open the files.
	open(my $input, "<$from") or die("Can't open $from for reading");
	open(my $output, ">$to") or die("Can't open $to for writing");

	# Copy the content.
	my $lineno = 1;
	while (my $line = <$input>)
	{
	chomp($line);

	# Unconditional replacements.
	$line =~ s/[\\@]ref boost_bind/boost::bind()/g;
	if ($from =~ /.*\.txt$/)
	{
	$line =~ s/[\\@]ref async_read/boost::asio::async_read()/g;
	$line =~ s/[\\@]ref async_write/boost::asio::async_write()/g;
	}
	if ($line =~ /asio_detail_posix_thread_function/)
	{
	$line =~ s/asio_detail_posix_thread_function/boost_asio_detail_posix_thread_function/g;
	}
	if ($line =~ /ASIO_/ && !($line =~ /BOOST_ASIO_/))
	{
	$line =~ s/ASIO_/BOOST_ASIO_/g;
	}

	# Conditional replacements.
	if ($line =~ /^namespace asio {/)
	{
	print_line($output, "namespace boost {", $from, $lineno);
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /^} \/\/ namespace asio$/)
	{
	print_line($output, $line, $from, $lineno);
	print_line($output, "} // namespace boost", $from, $lineno);
	}
	elsif ($line =~ /^(# *include )[<"](asio\.hpp)[>"]$/)
	{
	print_line($output, $1 . "<boost/" . $2 . ">", $from, $lineno);
	if ($uses_asio_thread)
	{
	print_line($output, $1 . "<boost/thread.hpp>", $from, $lineno);
	$uses_asio_thread = 0;
	}
	}
	elsif ($line =~ /^(# include )[<"]boost\/.[>"].*$/)
	{
	if (!$includes_asio && $uses_asio_thread)
	{
	print_line($output, $1 . "<boost/thread.hpp>", $from, $lineno);
	$uses_asio_thread = 0;
	}
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /^(# *include )[<"](asio\/detail\/config\.hpp)[>"]$/)
	{
	print_line($output, $1 . "<boost/" . $2 . ">", $from, $lineno);
	if ($includes_boostify_ecats)
	{
	$includes_boostify_ecats = 0;
	print_line($output, $1 . "<boost/cerrno.hpp>", $from, $lineno);
	print_line($output, $1 . "<boost/system/error_code.hpp>", $from, $lineno);
	}
	}
	elsif ($line =~ /# *include <cerrno>/)
	{
	if ($includes_boostify_ecats)
	{
	# Line is removed.
	}
	else
	{
	print_line($output, $line, $from, $lineno);
	}
	}
	elsif ($line =~ /# *include [<"]asio\/thread\.hpp[>"]/)
	{
	# Line is removed.
	}
	elsif ($line =~ /(# *include )[<"]asio\/error_code\.hpp[>"]/)
	{
	print_line($output, $1 . "<boost/system/error_code.hpp>", $from, $lineno);
	}
	elsif ($line =~ /# *include [<"]asio\/impl\/error_code\.[hi]pp[>"]/)
	{
	# Line is removed.
	}
	elsif ($line =~ /(# *include )[<"]asio\/system_error\.hpp[>"]/)
	{
	print_line($output, $1 . "<boost/system/system_error.hpp>", $from, $lineno);
	}
	elsif ($line =~ /(^.# include )[<"](asio\/.)[>"](.)$/)
	{
	print_line($output, $1 . "<boost/" . $2 . ">" . $3, $from, $lineno);
	}
	elsif ($line =~ /( *)op->Internal = asio::error::get_system_category\(\);/)
	{
	my $indent = $1;
	$line =~ s/asio.*$/reinterpret_cast<ulong_ptr_t>(/g;
	print_line($output, $line, $from, $lineno);
	$line = $indent . " &boost::asio::error::get_system_category());";
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /op->Internal = ec\.category\(\);/)
	{
	$line =~ s/ec.*$/reinterpret_cast<ulong_ptr_t>(&ec.category());/g;
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /static_cast<asio::error_category>\(op->Internal\)\);/)
	{
	$line =~ s/static_cast<asio::error_category>/reinterpret_cast<boost::system::error_category>/g;
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /op->Internal = result_ec\.category\(\);/)
	{
	$line =~ s/res.*$/reinterpret_cast<ulong_ptr_t>(&result_ec.category());/g;
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /asio::thread/)
	{
	$line =~ s/asio::thread/boost::thread/g;
	if (!($line =~ /boost::asio::/))
	{
	$line =~ s/asio::/boost::asio::/g;
	}
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /^( )thread( .)$/)
	{
	if (!($line =~ /boost::asio::/))
	{
	$line =~ s/asio::/boost::asio::/g;
	}
	print_line($output, $1 . "boost::thread" . $2, $from, $lineno);
	}
	elsif ($line =~ /boostify: error category definitions start here/)
	{
	print($output $error_cat_defns);
	while ($line = <$input>)
	{
	last if $line =~ /boostify: error category definitions end here/;
	}
	}
	elsif ($line =~ /boostify: error category function definitions go here/)
	{
	print($output $error_cat_func_defns);
	}
	elsif ($line =~ /asio::/ && !($line =~ /boost::asio::/))
	{
	$line =~ s/asio::error_code/boost::system::error_code/g;
	$line =~ s/asio::system_error/boost::system::system_error/g;
	$line =~ s/asio::/boost::asio::/g;
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /using namespace asio/)
	{
	$line =~ s/using namespace asio/using namespace boost::asio/g;
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /asio_handler_alloc_helpers/)
	{
	$line =~ s/asio_handler_alloc_helpers/boost_asio_handler_alloc_helpers/g;
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /asio_handler_invoke_helpers/)
	{
	$line =~ s/asio_handler_invoke_helpers/boost_asio_handler_invoke_helpers/g;
	print_line($output, $line, $from, $lineno);
	}
	elsif ($line =~ /[\\@]ref boost_bind/)
	{
	$line =~ s/[\\@]ref boost_bind/boost::bind()/g;
	print_line($output, $line, $from, $lineno);
	}
	else
	{
	print_line($output, $line, $from, $lineno);
	}
	++$lineno;
	}

	# Ok, we're done.
	close($input);
	close($output);
	}

	sub copy_include_files
	{
	my @dirs = (
	"include",
	"include/asio",
	"include/asio/detail",
	"include/asio/detail/impl",
	"include/asio/impl",
	"include/asio/ip",
	"include/asio/ip/impl",
	"include/asio/ip/detail",
	"include/asio/ip/detail/impl",
	"include/asio/local",
	"include/asio/local/detail",
	"include/asio/local/detail/impl",
	"include/asio/posix",
	"include/asio/ssl",
	"include/asio/ssl/detail",
	"include/asio/windows");

	foreach my $dir (@dirs)
	{
	our $boost_dir;
	my @files = ( glob("$dir/.hpp"), glob("$dir/.ipp"), glob("$dir/*cpp") );
	foreach my $file (@files)
	{
	if ($file ne "include/asio/thread.hpp"
	and $file ne "include/asio/error_code.hpp"
	and $file ne "include/asio/system_error.hpp"
	and $file ne "include/asio/impl/error_code.hpp"
	and $file ne "include/asio/impl/error_code.ipp")
	{
	my $from = $file;
	my $to = $file;
	$to =~ s/^include\//$boost_dir\/boost\//;
	copy_source_file($from, $to);
	}
	}
	}
	}

	sub create_lib_directory
	{
	my @dirs = (
	"doc",
	"example",
	"test");

	our $boost_dir;
	foreach my $dir (@dirs)
	{
	mkpath("$boost_dir/libs/asio/$dir");
	}
	}

	sub copy_unit_tests
	{
	my @dirs = (
	"src/tests/unit",
	"src/tests/unit/archetypes",
	"src/tests/unit/ip",
	"src/tests/unit/local",
	"src/tests/unit/posix",
	"src/tests/unit/ssl",
	"src/tests/unit/windows");

	our $boost_dir;
	foreach my $dir (@dirs)
	{
	my @files = ( glob("$dir/.pp"), glob("$dir/Jamfile*") );
	foreach my $file (@files)
	{
	if ($file ne "src/tests/unit/thread.cpp"
	and $file ne "src/tests/unit/error_handler.cpp"
	and $file ne "src/tests/unit/unit_test.cpp")
	{
	my $from = $file;
	my $to = $file;
	$to =~ s/^src\/tests\/unit\//$boost_dir\/libs\/asio\/test\//;
	copy_source_file($from, $to);
	}
	}
	}
	}

	sub copy_examples
	{
	my @dirs = (
	"src/examples/allocation",
	"src/examples/buffers",
	"src/examples/chat",
	"src/examples/echo",
	"src/examples/http/client",
	"src/examples/http/doc_root",
	"src/examples/http/server",
	"src/examples/http/server2",
	"src/examples/http/server3",
	"src/examples/http/server4",
	"src/examples/icmp",
	"src/examples/invocation",
	"src/examples/iostreams",
	"src/examples/local",
	"src/examples/multicast",
	"src/examples/nonblocking",
	"src/examples/porthopper",
	"src/examples/serialization",
	"src/examples/services",
	"src/examples/socks4",
	"src/examples/ssl",
	"src/examples/timeouts",
	"src/examples/timers",
	"src/examples/tutorial",
	"src/examples/tutorial/daytime1",
	"src/examples/tutorial/daytime2",
	"src/examples/tutorial/daytime3",
	"src/examples/tutorial/daytime4",
	"src/examples/tutorial/daytime5",
	"src/examples/tutorial/daytime6",
	"src/examples/tutorial/daytime7",
	"src/examples/tutorial/timer1",
	"src/examples/tutorial/timer2",
	"src/examples/tutorial/timer3",
	"src/examples/tutorial/timer4",
	"src/examples/tutorial/timer5",
	"src/examples/windows");

	our $boost_dir;
	foreach my $dir (@dirs)
	{
	my @files = (
	glob("$dir/.pp"),
	glob("$dir/*.html"),
	glob("$dir/Jamfile*"),
	glob("$dir/*.pem"),
	glob("$dir/README*"),
	glob("$dir/*.txt"));
	foreach my $file (@files)
	{
	my $from = $file;
	my $to = $file;
	$to =~ s/^src\/examples\//$boost_dir\/libs\/asio\/example\//;
	copy_source_file($from, $to);
	}
	}
	}

	copy_include_files();
	create_lib_directory();
	copy_unit_tests();
	copy_examples();