AnyEvent/constants.pl.PL

#! perl

# this file is unfortunately only executed at Makefile.PL time

my ($fh, $oldstdout);

BEGIN {
   open $fh, ">lib/AnyEvent/constants.pl"
      or die "lib/AnyEvent/constants.pl: $!\n";

   $oldstdout = select $fh;

   print "# automatically generated from constants.pl.PL\n";
}

{
   # from common::sense 3.7
   use strict qw(vars subs);
   no warnings;
   use warnings qw(FATAL closed threads internal debugging pack malloc portable prototype
                   inplace io pipe unpack deprecated glob digit printf
                   layer reserved taint closure semicolon);
   no warnings qw(exec newline unopened);

   BEGIN {
      my $H    = $^H;
      my $WARN = ${^WARNING_BITS};

      print "sub AnyEvent::common_sense {\n";
      printf "   local \$^W;\n";
      printf "   \${^WARNING_BITS} ^= \${^WARNING_BITS} ^ \"%s\";\n",
             join "", map "\\x$_", unpack "(H2)*", ${^WARNING_BITS};
      # use strict, use utf8;
      printf "   \$^H |= 0x%x;\n", $^H;
      print "}\n";
   }
}

use Config;

print "# generated for perl $] built for $Config{archname}\n";

# when built as part of perl, these are not available
BEGIN { eval "use Socket ()" }
BEGIN { eval "use Fcntl  ()" }
BEGIN { eval "use POSIX  ()" }

sub i($$) {
   print "sub $_[0](){", $_[1]*1, "}\n";
}

sub n($$) {
   print "sub $_[0](){", (defined $_[1] ? $_[1]*1 : "undef"), "}\n";
}

print "package AnyEvent;\n";

our $WIN32 = $^O =~ /mswin32/i;

# used a lot
i CYGWIN => $^O =~ /cygwin/i;
i WIN32  => $WIN32;

# add these purely to avoid loading Fcntl, which is slow and bloated.

i F_SETFD    => eval { Fcntl::F_SETFD() } || 2;
i F_SETFL    => eval { Fcntl::F_SETFL() } || 4;
i O_NONBLOCK => eval { Fcntl::O_NONBLOCK() } || 04000;
i FD_CLOEXEC => eval { Fcntl::FD_CLOEXEC() } || 1;

print "package AnyEvent::Base;\n";

# add these purely to avoid loading POSIX, which is slow and bloated.

i WNOHANG    => eval { POSIX::WNOHANG() } || 1;

print "package AnyEvent::IO;\n";

i O_RDONLY   => eval { Fcntl::O_RDONLY() } || 0;
i O_WRONLY   => eval { Fcntl::O_WRONLY() } || 1;
i O_RDWR     => eval { Fcntl::O_RDWR  () } || 2;
i O_CREAT    => eval { Fcntl::O_CREAT () } || 64;
i O_EXCL     => eval { Fcntl::O_EXCL  () } || 128;
i O_TRUNC    => eval { Fcntl::O_TRUNC () } || 512;
i O_APPEND   => eval { Fcntl::O_APPEND() } || 1024;

print "package AnyEvent::Util;\n";

# broken windows perls use undocumented error codes...
if ($WIN32) {
   i WSAEINVAL      => 10022;
   i WSAEWOULDBLOCK => 10035;
   i WSAEINPROGRESS => 10036;
} else {
   # these should never match any errno value
   i WSAEINVAL      => -1e99;
   i WSAEWOULDBLOCK => -1e99;
   i WSAEINPROGRESS => -1e99;
}

my $af_inet6;

$af_inet6 ||= eval {                  Socket::AF_INET6 () }; # where it should be
$af_inet6 ||= eval { require Socket6; Socket6::AF_INET6() }; # where it actually is ...

# ... or isn't, because nobody has it installed
$af_inet6 ||= 10 if $^O =~ /linux/;
$af_inet6 ||= 23 if $^O =~ /cygwin/i;
$af_inet6 ||= 23 if AnyEvent::WIN32;
$af_inet6 ||= 24 if $^O =~ /openbsd|netbsd/;
$af_inet6 ||= 28 if $^O =~ /freebsd/;

#TODO: EDOM/ESPIPE
#TODO: maybe move socket stuff to Socket::?

i _AF_INET6     => $af_inet6;
#i AF_UNIX      => Socket::AF_UNIX ();
#i SOCK_STREAM  => Socket::SOCK_STREAM ();
#i SOCK_DGRAM   => Socket::SOCK_DGRAM ();
#i SOL_SOCKET   => Socket::SOL_SOCKET ();
#i SO_REUSEADDR => Socket::SO_REUSEADDR ();
#i SO_KEEPALIVE => Socket::SO_KEEPALIVE ();
#i SO_OOBINLINE => Socket::SO_OOBINLINE ();
#i IPPROTO_TCP  => Socket::IPPROTO_TCP ();

print "package AnyEvent::Socket;\n";

# more hardcoded os-specific constants - none
# of these are available via any known module, but we
# are forward-looking and try Socket:: anyways.
my %const;

while (<DATA>) {
   my ($os, $name, $default) = split /\s+/;

   $const{$name} ||= undef; # make sure it exists

   next unless $os eq $^O;

   my $value = eval "Socket::$name ()";
   $value = eval $default unless defined $value;

   $const{$name} = $value;
}

for my $k (sort keys %const) {
   n $k, $const{$k};
}

print "1;\n";

close $fh;
select $oldstdout;

1

__DATA__
linux   TCP_MAXSEG      2
linux   TCP_CORK        3
linux   TCP_KEEPIDLE    4
linux   TCP_KEEPINTVL   5
linux   TCP_KEEPCNT     6
linux   TCP_SYNCNT      7
linux   TCP_LINGER2     8
linux   TCP_DEFER_ACCEPT        9
linux   TCP_WINDOW_CLAMP        10
linux   TCP_INFO        11
linux   TCP_QUICKACK    12
linux   TCP_CONGESTION  13
linux   TCP_MD5SIG      14
netbsd  TCP_MAXSEG      2
netbsd  TCP_KEEPIDLE    3
netbsd  TCP_NOPUSH      4
netbsd  TCP_KEEPINTVL   5
netbsd  TCP_KEEPCNT     6
netbsd  TCP_KEEPINIT    7
netbsd  TCP_NOOPT       8
netbsd  TCP_MD5SIG      0x10
netbsd  TCP_CONGESTION  0x20
cygwin  TCP_MAXSEG      0x02
cygwin  TCP_NOPUSH      0x04
cygwin  TCP_NOOPT       0x08
freebsd TCP_MAXSEG      0x02
freebsd TCP_NOPUSH      0x04
freebsd TCP_NOOPT       0x08
freebsd TCP_MD5SIG      0x10
freebsd TCP_INFO        0x20
freebsd TCP_CONGESTION  0x40
solaris TCP_CORK        0x18
solaris TCP_LINGER2     0x1C
solaris TCP_INIT_CWND   0x15
solaris TCP_KEEPALIVE   0x8
solaris TCP_MAXSEG      0x02
openbsd TCP_MAXSEG      0x02
openbsd TCP_MD5SIG      0x04
openbsd TCP_SACK_ENABLE 0x08
darwin  TCP_MAXSEG      0x02
darwin  TCP_NOPUSH      0x04
darwin  TCP_NOOPT       0x08
darwin  TCP_KEEPALIVE   0x10
darwin  TCP_CONNECTIONTIMEOUT   0x20
Revision:	1.13
Committed:	Tue Jul 30 23:14:32 2013 UTC (10 years, 9 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.12:	+36 -7 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#! perl
2
3	root	1.4	# this file is unfortunately only executed at Makefile.PL time
4
5	root	1.13	my ($fh, $oldstdout);
6
7			BEGIN {
8			open $fh, ">lib/AnyEvent/constants.pl"
9			or die "lib/AnyEvent/constants.pl: $!\n";
10
11			$oldstdout = select $fh;
12
13			print "# automatically generated from constants.pl.PL\n";
14			}
15
16			{
17			# from common::sense 3.7
18			use strict qw(vars subs);
19			no warnings;
20			use warnings qw(FATAL closed threads internal debugging pack malloc portable prototype
21			inplace io pipe unpack deprecated glob digit printf
22			layer reserved taint closure semicolon);
23			no warnings qw(exec newline unopened);
24
25			BEGIN {
26			my $H = $^H;
27			my $WARN = ${^WARNING_BITS};
28
29			print "sub AnyEvent::common_sense {\n";
30			printf " local \$^W;\n";
31			printf " \${^WARNING_BITS} ^= \${^WARNING_BITS} ^ \"%s\";\n",
32			join "", map "\\x$_", unpack "(H2)*", ${^WARNING_BITS};
33			# use strict, use utf8;
34			printf " \$^H \|= 0x%x;\n", $^H;
35			print "}\n";
36			}
37			}
38
39	root	1.7	use Config;
40	root	1.8
41	root	1.13	print "# generated for perl $] built for $Config{archname}\n";
42
43	root	1.8	# when built as part of perl, these are not available
44			BEGIN { eval "use Socket ()" }
45			BEGIN { eval "use Fcntl ()" }
46	root	1.10	BEGIN { eval "use POSIX ()" }
47	root	1.6
48	root	1.1	sub i($$) {
49	root	1.7	print "sub $_[0](){", $_[1]*1, "}\n";
50	root	1.1	}
51
52	root	1.6	sub n($$) {
53	root	1.7	print "sub $_[0](){", (defined $_[1] ? $_[1]*1 : "undef"), "}\n";
54	root	1.6	}
55
56	root	1.1	print "package AnyEvent;\n";
57
58			our $WIN32 = $^O =~ /mswin32/i;
59
60	root	1.7	# used a lot
61	root	1.1	i CYGWIN => $^O =~ /cygwin/i;
62			i WIN32 => $WIN32;
63
64	root	1.7	# add these purely to avoid loading Fcntl, which is slow and bloated.
65	root	1.1
66	root	1.8	i F_SETFD => eval { Fcntl::F_SETFD() } \|\| 2;
67			i F_SETFL => eval { Fcntl::F_SETFL() } \|\| 4;
68			i O_NONBLOCK => eval { Fcntl::O_NONBLOCK() } \|\| 04000;
69			i FD_CLOEXEC => eval { Fcntl::FD_CLOEXEC() } \|\| 1;
70	root	1.1
71	root	1.10	print "package AnyEvent::Base;\n";
72
73			# add these purely to avoid loading POSIX, which is slow and bloated.
74
75			i WNOHANG => eval { POSIX::WNOHANG() } \|\| 1;
76
77	root	1.11	print "package AnyEvent::IO;\n";
78
79			i O_RDONLY => eval { Fcntl::O_RDONLY() } \|\| 0;
80			i O_WRONLY => eval { Fcntl::O_WRONLY() } \|\| 1;
81			i O_RDWR => eval { Fcntl::O_RDWR () } \|\| 2;
82			i O_CREAT => eval { Fcntl::O_CREAT () } \|\| 64;
83			i O_EXCL => eval { Fcntl::O_EXCL () } \|\| 128;
84			i O_TRUNC => eval { Fcntl::O_TRUNC () } \|\| 512;
85			i O_APPEND => eval { Fcntl::O_APPEND() } \|\| 1024;
86
87	root	1.1	print "package AnyEvent::Util;\n";
88
89			# broken windows perls use undocumented error codes...
90			if ($WIN32) {
91			i WSAEINVAL => 10022;
92			i WSAEWOULDBLOCK => 10035;
93			i WSAEINPROGRESS => 10036;
94			} else {
95			# these should never match any errno value
96			i WSAEINVAL => -1e99;
97			i WSAEWOULDBLOCK => -1e99;
98			i WSAEINPROGRESS => -1e99;
99			}
100
101			my $af_inet6;
102
103	root	1.7	$af_inet6 \|\|= eval { Socket::AF_INET6 () }; # where it should be
104			$af_inet6 \|\|= eval { require Socket6; Socket6::AF_INET6() }; # where it actually is ...
105	root	1.1
106	root	1.7	# ... or isn't, because nobody has it installed
107	root	1.1	$af_inet6 \|\|= 10 if $^O =~ /linux/;
108			$af_inet6 \|\|= 23 if $^O =~ /cygwin/i;
109			$af_inet6 \|\|= 23 if AnyEvent::WIN32;
110			$af_inet6 \|\|= 24 if $^O =~ /openbsd\|netbsd/;
111			$af_inet6 \|\|= 28 if $^O =~ /freebsd/;
112
113	root	1.7	#TODO: EDOM/ESPIPE
114			#TODO: maybe move socket stuff to Socket::?
115	root	1.1
116			i _AF_INET6 => $af_inet6;
117			#i AF_UNIX => Socket::AF_UNIX ();
118			#i SOCK_STREAM => Socket::SOCK_STREAM ();
119			#i SOCK_DGRAM => Socket::SOCK_DGRAM ();
120			#i SOL_SOCKET => Socket::SOL_SOCKET ();
121			#i SO_REUSEADDR => Socket::SO_REUSEADDR ();
122			#i SO_KEEPALIVE => Socket::SO_KEEPALIVE ();
123			#i SO_OOBINLINE => Socket::SO_OOBINLINE ();
124			#i IPPROTO_TCP => Socket::IPPROTO_TCP ();
125
126	root	1.7	print "package AnyEvent::Socket;\n";
127
128	root	1.6	# more hardcoded os-specific constants - none
129			# of these are available via any known module, but we
130			# are forward-looking and try Socket:: anyways.
131			my %const;
132
133			while (<DATA>) {
134			my ($os, $name, $default) = split /\s+/;
135
136			$const{$name} \|\|= undef; # make sure it exists
137
138			next unless $os eq $^O;
139
140			my $value = eval "Socket::$name ()";
141			$value = eval $default unless defined $value;
142
143			$const{$name} = $value;
144			}
145
146			for my $k (sort keys %const) {
147			n $k, $const{$k};
148			}
149
150	root	1.1	print "1;\n";
151
152	root	1.3	close $fh;
153			select $oldstdout;
154
155	root	1.6	1
156	root	1.3
157	root	1.6	__DATA__
158			linux TCP_MAXSEG 2
159			linux TCP_CORK 3
160			linux TCP_KEEPIDLE 4
161			linux TCP_KEEPINTVL 5
162			linux TCP_KEEPCNT 6
163			linux TCP_SYNCNT 7
164			linux TCP_LINGER2 8
165			linux TCP_DEFER_ACCEPT 9
166			linux TCP_WINDOW_CLAMP 10
167			linux TCP_INFO 11
168			linux TCP_QUICKACK 12
169			linux TCP_CONGESTION 13
170			linux TCP_MD5SIG 14
171			netbsd TCP_MAXSEG 2
172			netbsd TCP_KEEPIDLE 3
173			netbsd TCP_NOPUSH 4
174			netbsd TCP_KEEPINTVL 5
175			netbsd TCP_KEEPCNT 6
176			netbsd TCP_KEEPINIT 7
177			netbsd TCP_NOOPT 8
178			netbsd TCP_MD5SIG 0x10
179			netbsd TCP_CONGESTION 0x20
180			cygwin TCP_MAXSEG 0x02
181			cygwin TCP_NOPUSH 0x04
182			cygwin TCP_NOOPT 0x08
183			freebsd TCP_MAXSEG 0x02
184			freebsd TCP_NOPUSH 0x04
185			freebsd TCP_NOOPT 0x08
186			freebsd TCP_MD5SIG 0x10
187			freebsd TCP_INFO 0x20
188			freebsd TCP_CONGESTION 0x40
189			solaris TCP_CORK 0x18
190			solaris TCP_LINGER2 0x1C
191			solaris TCP_INIT_CWND 0x15
192			solaris TCP_KEEPALIVE 0x8
193			solaris TCP_MAXSEG 0x02
194			openbsd TCP_MAXSEG 0x02
195			openbsd TCP_MD5SIG 0x04
196			openbsd TCP_SACK_ENABLE 0x08
197			darwin TCP_MAXSEG 0x02
198			darwin TCP_NOPUSH 0x04
199			darwin TCP_NOOPT 0x08
200			darwin TCP_KEEPALIVE 0x10
201			darwin TCP_CONNECTIONTIMEOUT 0x20