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/cvs/AnyEvent/constants.pl.PL
Revision: 1.9
Committed: Fri Nov 26 21:27:41 2010 UTC (13 years, 11 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.8: +0 -1 lines
Log Message:
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File Contents

# 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 1.7 use Config;
6 root 1.8
7     # when built as part of perl, these are not available
8     BEGIN { eval "use Socket ()" }
9     BEGIN { eval "use Fcntl ()" }
10 root 1.6
11 root 1.3 open my $fh, ">lib/AnyEvent/constants.pl"
12     or die "lib/AnyEvent/constants.pl: $_[0]\n";
13    
14     my $oldstdout = select $fh;
15 root 1.1
16 root 1.7 print "# automatically generated from constants.pl.PL for perl $] built for $Config{archname}\n";
17    
18 root 1.1 sub i($$) {
19 root 1.7 print "sub $_[0](){", $_[1]*1, "}\n";
20 root 1.1 }
21    
22 root 1.6 sub n($$) {
23 root 1.7 print "sub $_[0](){", (defined $_[1] ? $_[1]*1 : "undef"), "}\n";
24 root 1.6 }
25    
26 root 1.1 print "package AnyEvent;\n";
27    
28     our $WIN32 = $^O =~ /mswin32/i;
29    
30 root 1.7 # used a lot
31 root 1.1 i CYGWIN => $^O =~ /cygwin/i;
32     i WIN32 => $WIN32;
33    
34 root 1.7 # add these purely to avoid loading Fcntl, which is slow and bloated.
35 root 1.1
36 root 1.8 i F_SETFD => eval { Fcntl::F_SETFD() } || 2;
37     i F_SETFL => eval { Fcntl::F_SETFL() } || 4;
38     i O_NONBLOCK => eval { Fcntl::O_NONBLOCK() } || 04000;
39     i FD_CLOEXEC => eval { Fcntl::FD_CLOEXEC() } || 1;
40 root 1.1
41     print "package AnyEvent::Util;\n";
42    
43     # broken windows perls use undocumented error codes...
44     if ($WIN32) {
45     i WSAEINVAL => 10022;
46     i WSAEWOULDBLOCK => 10035;
47     i WSAEINPROGRESS => 10036;
48     } else {
49     # these should never match any errno value
50     i WSAEINVAL => -1e99;
51     i WSAEWOULDBLOCK => -1e99;
52     i WSAEINPROGRESS => -1e99;
53     }
54    
55     my $af_inet6;
56    
57 root 1.7 $af_inet6 ||= eval { Socket::AF_INET6 () }; # where it should be
58     $af_inet6 ||= eval { require Socket6; Socket6::AF_INET6() }; # where it actually is ...
59 root 1.1
60 root 1.7 # ... or isn't, because nobody has it installed
61 root 1.1 $af_inet6 ||= 10 if $^O =~ /linux/;
62     $af_inet6 ||= 23 if $^O =~ /cygwin/i;
63     $af_inet6 ||= 23 if AnyEvent::WIN32;
64     $af_inet6 ||= 24 if $^O =~ /openbsd|netbsd/;
65     $af_inet6 ||= 28 if $^O =~ /freebsd/;
66    
67 root 1.7 #TODO: EDOM/ESPIPE
68     #TODO: maybe move socket stuff to Socket::?
69 root 1.1
70     i _AF_INET6 => $af_inet6;
71     #i AF_UNIX => Socket::AF_UNIX ();
72     #i SOCK_STREAM => Socket::SOCK_STREAM ();
73     #i SOCK_DGRAM => Socket::SOCK_DGRAM ();
74     #i SOL_SOCKET => Socket::SOL_SOCKET ();
75     #i SO_REUSEADDR => Socket::SO_REUSEADDR ();
76     #i SO_KEEPALIVE => Socket::SO_KEEPALIVE ();
77     #i SO_OOBINLINE => Socket::SO_OOBINLINE ();
78     #i IPPROTO_TCP => Socket::IPPROTO_TCP ();
79    
80 root 1.7 print "package AnyEvent::Socket;\n";
81    
82 root 1.6 # more hardcoded os-specific constants - none
83     # of these are available via any known module, but we
84     # are forward-looking and try Socket:: anyways.
85     my %const;
86    
87     while (<DATA>) {
88     my ($os, $name, $default) = split /\s+/;
89    
90     $const{$name} ||= undef; # make sure it exists
91    
92     next unless $os eq $^O;
93    
94     my $value = eval "Socket::$name ()";
95     $value = eval $default unless defined $value;
96    
97     $const{$name} = $value;
98     }
99    
100     for my $k (sort keys %const) {
101     n $k, $const{$k};
102     }
103    
104 root 1.1 print "1;\n";
105    
106 root 1.3 close $fh;
107     select $oldstdout;
108    
109 root 1.6 1
110 root 1.3
111 root 1.6 __DATA__
112     linux TCP_MAXSEG 2
113     linux TCP_CORK 3
114     linux TCP_KEEPIDLE 4
115     linux TCP_KEEPINTVL 5
116     linux TCP_KEEPCNT 6
117     linux TCP_SYNCNT 7
118     linux TCP_LINGER2 8
119     linux TCP_DEFER_ACCEPT 9
120     linux TCP_WINDOW_CLAMP 10
121     linux TCP_INFO 11
122     linux TCP_QUICKACK 12
123     linux TCP_CONGESTION 13
124     linux TCP_MD5SIG 14
125     netbsd TCP_MAXSEG 2
126     netbsd TCP_KEEPIDLE 3
127     netbsd TCP_NOPUSH 4
128     netbsd TCP_KEEPINTVL 5
129     netbsd TCP_KEEPCNT 6
130     netbsd TCP_KEEPINIT 7
131     netbsd TCP_NOOPT 8
132     netbsd TCP_MD5SIG 0x10
133     netbsd TCP_CONGESTION 0x20
134     cygwin TCP_MAXSEG 0x02
135     cygwin TCP_NOPUSH 0x04
136     cygwin TCP_NOOPT 0x08
137     freebsd TCP_MAXSEG 0x02
138     freebsd TCP_NOPUSH 0x04
139     freebsd TCP_NOOPT 0x08
140     freebsd TCP_MD5SIG 0x10
141     freebsd TCP_INFO 0x20
142     freebsd TCP_CONGESTION 0x40
143     solaris TCP_CORK 0x18
144     solaris TCP_LINGER2 0x1C
145     solaris TCP_INIT_CWND 0x15
146     solaris TCP_KEEPALIVE 0x8
147     solaris TCP_MAXSEG 0x02
148     openbsd TCP_MAXSEG 0x02
149     openbsd TCP_MD5SIG 0x04
150     openbsd TCP_SACK_ENABLE 0x08
151     darwin TCP_MAXSEG 0x02
152     darwin TCP_NOPUSH 0x04
153     darwin TCP_NOOPT 0x08
154     darwin TCP_KEEPALIVE 0x10
155     darwin TCP_CONNECTIONTIMEOUT 0x20