#!perl
use strict;
use ExtUtils::Constant 0.23 'WriteConstants';
use Config;
my @DEFINES;
my $cb;
my $seq = 0;
sub check_for
{
my %args = @_;
return if exists $Config{$args{confkey}};
$cb ||= ExtUtils::CBuilder->new( quiet => 1 );
my $main = $args{main};
print "Checking $args{define}...\n";
my $file_base = "test-$seq"; $seq++;
my $file_source = "$file_base.c";
{
open( my $file_source_fh, ">", $file_source ) or die "Cannot write $file_source - $!";
print $file_source_fh <<"EOF";
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <netinet/in.h>
#include <arpa/inet.h>
int main(int argc, char *argv[])
{
$main
return 0;
}
EOF
}
my $file_obj = eval { $cb->compile( source => $file_source ) };
unlink $file_source;
return 0 unless defined $file_obj;
my $file_exe = eval { $cb->link_executable( objects => $file_obj ) };
unlink $file_obj;
return 0 unless defined $file_exe;
# Don't need to try running it
unlink $file_exe;
push @DEFINES, $args{define};
}
sub check_for_func
{
my %args = @_;
my $func = delete $args{func};
check_for( %args, main => "void *p = &$func;" );
}
my %defines = (
# -Dfoo func() $Config{key}
HAS_GETADDRINFO => [ "getaddrinfo", "d_getaddrinfo" ],
HAS_GETNAMEINFO => [ "getnameinfo", "d_getnameinfo" ],
HAS_INET_ATON => [ "inet_aton", "d_inetaton" ],
HAS_INETNTOP => [ "inet_ntop", "d_inetntop" ],
HAS_INETPTON => [ "inet_pton", "d_inetpton" ],
);
foreach my $define ( sort keys %defines ) {
my ( $func, $key ) = @{$defines{$define}};
check_for_func(
confkey => $key,
define => $define,
func => $func
);
}
check_for(
confkey => "d_sockaddr_sa_len",
define => "HAS_SOCKADDR_SA_LEN",
main => "struct sockaddr sa; sa.sa_len = 0;"
);
check_for(
confkey => "d_sin6_scope_id",
define => "HAS_SIN6_SCOPE_ID",
main => "struct sockaddr_in6 sin6; sin6.sin6_scope_id = 0;"
);
my %makefile_args;
# Since we're providing a later version of a core module, before 5.12 the
# @INC order is wrong so we'll have to go in perl rather than site dirs
$makefile_args{INSTALLDIRS} = "perl" if $] < 5.012;
WriteMakefile(
NAME => 'Socket',
VERSION_FROM => 'Socket.pm',
($Config{libs} =~ /(-lsocks\S*)/ ? (LIBS => [ "$1" ] ) : ()),
XSPROTOARG => '-noprototypes', # XXX remove later?
realclean => {FILES=> 'const-c.inc const-xs.inc'},
DEFINE => join( " ", map { "-D$_" } @DEFINES ),
CONFIGURE_REQUIRES => {
'ExtUtils::CBuilder' => 0,
'ExtUtils::Constant' => '0.23',
},
%makefile_args,
);
my @names = (
qw(
AF_802 AF_AAL AF_APPLETALK AF_CCITT AF_CHAOS AF_CTF AF_DATAKIT
AF_DECnet AF_DLI AF_ECMA AF_GOSIP AF_HYLINK AF_IMPLINK AF_INET AF_INET6
AF_ISO AF_KEY AF_LAST AF_LAT AF_LINK AF_MAX AF_NBS AF_NIT AF_NS AF_OSI
AF_OSINET AF_PUP AF_ROUTE AF_SNA AF_UNIX AF_UNSPEC AF_USER AF_WAN
AF_X25
AI_ADDRCONFIG AI_ALL AI_CANONIDN AI_CANONNAME AI_IDN
AI_IDN_ALLOW_UNASSIGNED AI_IDN_USE_STD3_ASCII_RULES AI_NUMERICHOST
AI_NUMERICSERV AI_PASSIVE AI_V4MAPPED
EAI_ADDRFAMILY EAI_AGAIN EAI_BADFLAGS EAI_BADHINTS EAI_FAIL EAI_FAMILY
EAI_NODATA EAI_NONAME EAI_PROTOCOL EAI_SERVICE EAI_SOCKTYPE EAI_SYSTEM
IOV_MAX
IP_OPTIONS IP_HDRINCL IP_TOS IP_TTL IP_RECVOPTS IP_RECVRETOPTS
IP_RETOPTS
IPV6_ADD_MEMBERSHIP IPV6_DROP_MEMBERSHIP IPV6_MTU IPV6_MTU_DISCOVER
IPV6_MULTICAST_HOPS IPV6_MULTICAST_IF IPV6_MULTICAST_LOOP
IPV6_UNICAST_HOPS IPV6_V6ONLY
MSG_BCAST MSG_BTAG MSG_CTLFLAGS MSG_CTLIGNORE MSG_DONTWAIT MSG_EOF
MSG_EOR MSG_ERRQUEUE MSG_ETAG MSG_FIN MSG_MAXIOVLEN MSG_MCAST
MSG_NOSIGNAL MSG_RST MSG_SYN MSG_TRUNC MSG_URG MSG_WAITALL MSG_WIRE
NI_DGRAM NI_IDN NI_IDN_ALLOW_UNASSIGNED NI_IDN_USE_STD3_ASCII_RULES
NI_NAMEREQD NI_NOFQDN NI_NUMERICHOST NI_NUMERICSERV
PF_802 PF_AAL PF_APPLETALK PF_CCITT PF_CHAOS PF_CTF PF_DATAKIT
PF_DECnet PF_DLI PF_ECMA PF_GOSIP PF_HYLINK PF_IMPLINK PF_INET PF_INET6
PF_ISO PF_KEY PF_LAST PF_LAT PF_LINK PF_MAX PF_NBS PF_NIT PF_NS PF_OSI
PF_OSINET PF_PUP PF_ROUTE PF_SNA PF_UNIX PF_UNSPEC PF_USER PF_WAN
PF_X25
SCM_CONNECT SCM_CREDENTIALS SCM_CREDS SCM_TIMESTAMP
SOCK_DGRAM SOCK_RAW SOCK_RDM SOCK_SEQPACKET SOCK_STREAM
SOL_SOCKET
SOMAXCONN
SO_ACCEPTCONN SO_ATTACH_FILTER SO_BACKLOG SO_BROADCAST SO_CHAMELEON
SO_DEBUG SO_DETACH_FILTER SO_DGRAM_ERRIND SO_DONTLINGER SO_DONTROUTE
SO_ERROR SO_FAMILY SO_KEEPALIVE SO_LINGER SO_OOBINLINE SO_PASSCRED
SO_PASSIFNAME SO_PEERCRED SO_PROTOCOL SO_PROTOTYPE SO_RCVBUF
SO_RCVLOWAT SO_RCVTIMEO SO_REUSEADDR SO_REUSEPORT
SO_SECURITY_AUTHENTICATION SO_SECURITY_ENCRYPTION_NETWORK
SO_SECURITY_ENCRYPTION_TRANSPORT SO_SNDBUF SO_SNDLOWAT SO_SNDTIMEO
SO_STATE SO_TYPE SO_USELOOPBACK SO_XOPEN SO_XSE
TCP_KEEPALIVE TCP_MAXRT TCP_MAXSEG TCP_NODELAY TCP_STDURG TCP_CORK
TCP_KEEPIDLE TCP_KEEPINTVL TCP_KEEPCNT TCP_SYNCNT TCP_LINGER2
TCP_DEFER_ACCEPT TCP_WINDOW_CLAMP TCP_INFO TCP_QUICKACK TCP_CONGESTION
TCP_MD5SIG
UIO_MAXIOV
),
{name=>"IPPROTO_IP", type=>"IV", default=>["IV", 0]},
{name=>"IPPROTO_IPV6", type=>"IV", default=>["IV", 41]},
{name=>"IPPROTO_RAW", type=>"IV", default=>["IV", 255]},
{name=>"IPPROTO_ICMP", type=>"IV", default=>["IV", 1]},
{name=>"IPPROTO_TCP", type=>"IV", default=>["IV", 6]},
{name=>"IPPROTO_UDP", type=>"IV", default=>["IV", 17]},
{name=>"SHUT_RD", type=>"IV", default=>["IV", "0"]},
{name=>"SHUT_WR", type=>"IV", default=>["IV", "1"]},
{name=>"SHUT_RDWR", type=>"IV", default=>["IV", "2"]},
);
push @names, {
name => $_,
type => "IV",
macro => [ "#if defined($_) || defined(HAS_$_) /* might be an enum */\n",
"#endif\n" ]
} foreach qw (MSG_CTRUNC MSG_DONTROUTE MSG_OOB MSG_PEEK MSG_PROXY SCM_RIGHTS);
push @names, {
name => $_,
type => "SV",
pre => "struct in_addr ip_address; ip_address.s_addr = htonl($_);",
value => "newSVpvn_flags((char *)&ip_address,sizeof(ip_address), SVs_TEMP)",
} foreach qw(INADDR_ANY INADDR_LOOPBACK INADDR_NONE INADDR_BROADCAST);
push @names, {
name => $_,
type => "SV",
macro => [ "#ifdef ${_}_INIT\n",
"#endif\n" ],
pre => "struct in6_addr ip6_address = ${_}_INIT;",
value => "newSVpvn_flags((char *)&ip6_address,sizeof(ip6_address), SVs_TEMP)",
} foreach qw(IN6ADDR_ANY IN6ADDR_LOOPBACK);
WriteConstants(
PROXYSUBS => {autoload => 1},
NAME => 'Socket',
NAMES => \@names,
);