AnyEvent/constants.pl.PL

#! perl

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

use Socket;

open my $fh, ">lib/AnyEvent/constants.pl"
   or die "lib/AnyEvent/constants.pl: $_[0]\n";

my $oldstdout = select $fh;

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;

i CYGWIN => $^O =~ /cygwin/i;
i WIN32  => $WIN32;

use Fcntl ();

i F_SETFL    => eval { Fcntl::F_SETFL() };
i F_SETFD    => eval { Fcntl::F_SETFD() };
i O_NONBLOCK => eval { Fcntl::O_NONBLOCK() };
i FD_CLOEXEC => eval { Fcntl::FD_CLOEXEC() };

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 () };
$af_inet6 ||= eval { require Socket6; Socket6::AF_INET6() };

# uhoh
$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: WSAxxx, EDOM/ESPIPE

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 ();

# 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:	1.6
Committed:	Mon Oct 11 03:41:39 2010 UTC (14 years, 1 month ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.5:	+75 -3 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	1.6	use Socket;
6
7	root	1.3	open my $fh, ">lib/AnyEvent/constants.pl"
8			or die "lib/AnyEvent/constants.pl: $_[0]\n";
9
10			my $oldstdout = select $fh;
11	root	1.1
12			sub i($$) {
13			print "sub $_[0] () { ", $_[1]*1, " }\n";
14			}
15
16	root	1.6	sub n($$) {
17			print "sub $_[0] () { ", (defined $_[1] ? $_[1]*1 : "undef"), " }\n";
18			}
19
20	root	1.1	print "package AnyEvent;\n";
21
22			our $WIN32 = $^O =~ /mswin32/i;
23
24			i CYGWIN => $^O =~ /cygwin/i;
25			i WIN32 => $WIN32;
26
27			use Fcntl ();
28
29	root	1.2	i F_SETFL => eval { Fcntl::F_SETFL() };
30			i F_SETFD => eval { Fcntl::F_SETFD() };
31			i O_NONBLOCK => eval { Fcntl::O_NONBLOCK() };
32			i FD_CLOEXEC => eval { Fcntl::FD_CLOEXEC() };
33	root	1.1
34			print "package AnyEvent::Util;\n";
35
36			# broken windows perls use undocumented error codes...
37			if ($WIN32) {
38			i WSAEINVAL => 10022;
39			i WSAEWOULDBLOCK => 10035;
40			i WSAEINPROGRESS => 10036;
41			} else {
42			# these should never match any errno value
43			i WSAEINVAL => -1e99;
44			i WSAEWOULDBLOCK => -1e99;
45			i WSAEINPROGRESS => -1e99;
46			}
47
48			my $af_inet6;
49
50	root	1.6	$af_inet6 \|\|= eval { Socket::AF_INET6 () };
51	root	1.5	$af_inet6 \|\|= eval { require Socket6; Socket6::AF_INET6() };
52	root	1.1
53			# uhoh
54			$af_inet6 \|\|= 10 if $^O =~ /linux/;
55			$af_inet6 \|\|= 23 if $^O =~ /cygwin/i;
56			$af_inet6 \|\|= 23 if AnyEvent::WIN32;
57			$af_inet6 \|\|= 24 if $^O =~ /openbsd\|netbsd/;
58			$af_inet6 \|\|= 28 if $^O =~ /freebsd/;
59
60			#TODO: WSAxxx, EDOM/ESPIPE
61
62			i _AF_INET6 => $af_inet6;
63			#i AF_UNIX => Socket::AF_UNIX ();
64			#i SOCK_STREAM => Socket::SOCK_STREAM ();
65			#i SOCK_DGRAM => Socket::SOCK_DGRAM ();
66			#i SOL_SOCKET => Socket::SOL_SOCKET ();
67			#i SO_REUSEADDR => Socket::SO_REUSEADDR ();
68			#i SO_KEEPALIVE => Socket::SO_KEEPALIVE ();
69			#i SO_OOBINLINE => Socket::SO_OOBINLINE ();
70			#i IPPROTO_TCP => Socket::IPPROTO_TCP ();
71
72	root	1.6	# more hardcoded os-specific constants - none
73			# of these are available via any known module, but we
74			# are forward-looking and try Socket:: anyways.
75			my %const;
76
77			while (<DATA>) {
78			my ($os, $name, $default) = split /\s+/;
79
80			$const{$name} \|\|= undef; # make sure it exists
81
82			next unless $os eq $^O;
83
84			my $value = eval "Socket::$name ()";
85			$value = eval $default unless defined $value;
86
87			$const{$name} = $value;
88			}
89
90			for my $k (sort keys %const) {
91			n $k, $const{$k};
92			}
93
94	root	1.1	print "1;\n";
95
96	root	1.3	close $fh;
97			select $oldstdout;
98
99	root	1.6	1
100	root	1.3
101	root	1.6	__DATA__
102			linux TCP_MAXSEG 2
103			linux TCP_CORK 3
104			linux TCP_KEEPIDLE 4
105			linux TCP_KEEPINTVL 5
106			linux TCP_KEEPCNT 6
107			linux TCP_SYNCNT 7
108			linux TCP_LINGER2 8
109			linux TCP_DEFER_ACCEPT 9
110			linux TCP_WINDOW_CLAMP 10
111			linux TCP_INFO 11
112			linux TCP_QUICKACK 12
113			linux TCP_CONGESTION 13
114			linux TCP_MD5SIG 14
115			netbsd TCP_MAXSEG 2
116			netbsd TCP_KEEPIDLE 3
117			netbsd TCP_NOPUSH 4
118			netbsd TCP_KEEPINTVL 5
119			netbsd TCP_KEEPCNT 6
120			netbsd TCP_KEEPINIT 7
121			netbsd TCP_NOOPT 8
122			netbsd TCP_MD5SIG 0x10
123			netbsd TCP_CONGESTION 0x20
124			cygwin TCP_MAXSEG 0x02
125			cygwin TCP_NOPUSH 0x04
126			cygwin TCP_NOOPT 0x08
127			freebsd TCP_MAXSEG 0x02
128			freebsd TCP_NOPUSH 0x04
129			freebsd TCP_NOOPT 0x08
130			freebsd TCP_MD5SIG 0x10
131			freebsd TCP_INFO 0x20
132			freebsd TCP_CONGESTION 0x40
133			solaris TCP_CORK 0x18
134			solaris TCP_LINGER2 0x1C
135			solaris TCP_INIT_CWND 0x15
136			solaris TCP_KEEPALIVE 0x8
137			solaris TCP_MAXSEG 0x02
138			openbsd TCP_MAXSEG 0x02
139			openbsd TCP_MD5SIG 0x04
140			openbsd TCP_SACK_ENABLE 0x08
141			darwin TCP_MAXSEG 0x02
142			darwin TCP_NOPUSH 0x04
143			darwin TCP_NOOPT 0x08
144			darwin TCP_KEEPALIVE 0x10
145			darwin TCP_CONNECTIONTIMEOUT 0x20