/ext/socket/extconf.rb
Ruby | 317 lines | 265 code | 28 blank | 24 comment | 68 complexity | 64b1c7dd5843a6ba3f52e0cb1560caad MD5 | raw file
Possible License(s): AGPL-3.0, 0BSD, Unlicense, GPL-2.0, BSD-3-Clause, LGPL-2.1
- require 'mkmf'
- case RUBY_PLATFORM
- when /bccwin32/
- test_func = "WSACleanup"
- have_library("ws2_32", "WSACleanup")
- when /mswin32|mingw/
- test_func = "WSACleanup"
- if with_config("winsock2")
- have_library("ws2_32", "WSACleanup")
- else
- have_library("wsock32", "WSACleanup")
- end
- when /cygwin/
- test_func = "socket"
- when /beos/
- test_func = "socket"
- have_library("net", "socket")
- have_func("closesocket")
- when /i386-os2_emx/
- test_func = "socket"
- have_library("socket", "socket")
- else
- test_func = "socket"
- have_library("nsl", "t_open")
- have_library("socket", "socket")
- end
- unless $mswin or $bccwin or $mingw
- headers = %w<sys/types.h netdb.h string.h sys/socket.h netinet/in.h>
- end
- if /solaris/ =~ RUBY_PLATFORM and !try_compile("")
- # bug of gcc 3.0 on Solaris 8 ?
- headers << "sys/feature_tests.h"
- end
- if have_header("arpa/inet.h")
- headers << "arpa/inet.h"
- end
- ipv6 = false
- default_ipv6 = /cygwin/ !~ RUBY_PLATFORM
- if enable_config("ipv6", default_ipv6)
- if checking_for("ipv6") {try_link(<<EOF)}
- #include <sys/types.h>
- #include <sys/socket.h>
- int
- main()
- {
- socket(AF_INET6, SOCK_STREAM, 0);
- }
- EOF
- $defs << "-DENABLE_IPV6" << "-DINET6"
- ipv6 = true
- end
- end
- if ipv6
- ipv6lib = nil
- class << (fmt = "unknown")
- def %(s) s || self end
- end
- idirs, ldirs = dir_config("inet6", %w[/usr/inet6 /usr/local/v6].find {|d| File.directory?(d)})
- checking_for("ipv6 type", fmt) do
- if have_macro("IPV6_INRIA_VERSION", "netinet/in.h")
- "inria"
- elsif have_macro("__KAME__", "netinet/in.h")
- have_library(ipv6lib = "inet6")
- "kame"
- elsif have_macro("_TOSHIBA_INET6", "sys/param.h")
- have_library(ipv6lib = "inet6") and "toshiba"
- elsif have_macro("__V6D__", "sys/v6config.h")
- have_library(ipv6lib = "v6") and "v6d"
- elsif have_macro("_ZETA_MINAMI_INET6", "sys/param.h")
- have_library(ipv6lib = "inet6") and "zeta"
- elsif ipv6lib = with_config("ipv6-lib")
- warn <<EOS
- --with-ipv6-lib and --with-ipv6-libdir option will be obsolete, use
- --with-inet6lib and --with-inet6-{include,lib} options instead.
- EOS
- find_library(ipv6lib, nil, with_config("ipv6-libdir", ldirs)) and
- ipv6lib
- elsif have_library("inet6")
- "inet6"
- end
- end or not ipv6lib or abort <<EOS
- Fatal: no #{ipv6lib} library found. cannot continue.
- You need to fetch lib#{ipv6lib}.a from appropriate
- ipv6 kit and compile beforehand.
- EOS
- end
- if have_struct_member("struct sockaddr_in", "sin_len", headers)
- $defs[-1] = "-DHAVE_SIN_LEN"
- end
- # doug's fix, NOW add -Dss_family... only if required!
- [nil, " -Dss_family=__ss_family -Dss_len=__ss_len"].each do |flags|
- if flags
- cppflags = $CPPFLAGS
- $CPPFLAGS += flags
- end
- if have_struct_member("struct sockaddr_storage", "ss_family", headers)
- $defs[-1] = "-DHAVE_SOCKADDR_STORAGE"
- break
- elsif flags
- $CPPFLAGS = cppflags
- end
- end
- if have_struct_member("struct sockaddr", "sa_len", headers)
- $defs[-1] = "-DHAVE_SA_LEN "
- end
- have_header("netinet/tcp.h") if not /cygwin/ =~ RUBY_PLATFORM # for cygwin 1.1.5
- have_header("netinet/udp.h")
- if have_func("sendmsg") | have_func("recvmsg")
- have_struct_member('struct msghdr', 'msg_control', ['sys/types.h', 'sys/socket.h'])
- have_struct_member('struct msghdr', 'msg_accrights', ['sys/types.h', 'sys/socket.h'])
- end
- getaddr_info_ok = (enable_config("wide-getaddrinfo") && :wide) ||
- (checking_for("wide getaddrinfo") {try_run(<<EOF)} && :os)
- #{COMMON_HEADERS}
- #{cpp_include(headers)}
- #include <stdlib.h>
- #ifndef EXIT_SUCCESS
- #define EXIT_SUCCESS 0
- #endif
- #ifndef EXIT_FAILURE
- #define EXIT_FAILURE 1
- #endif
- #ifndef AF_LOCAL
- #define AF_LOCAL AF_UNIX
- #endif
- int
- main()
- {
- int passive, gaierr, inet4 = 0, inet6 = 0;
- struct addrinfo hints, *ai, *aitop;
- char straddr[INET6_ADDRSTRLEN], strport[16];
- #ifdef _WIN32
- WSADATA retdata;
- WSAStartup(MAKEWORD(2, 0), &retdata);
- #endif
- for (passive = 0; passive <= 1; passive++) {
- memset(&hints, 0, sizeof(hints));
- hints.ai_family = AF_UNSPEC;
- hints.ai_protocol = IPPROTO_TCP;
- hints.ai_flags = passive ? AI_PASSIVE : 0;
- hints.ai_socktype = SOCK_STREAM;
- if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
- (void)gai_strerror(gaierr);
- goto bad;
- }
- for (ai = aitop; ai; ai = ai->ai_next) {
- if (ai->ai_family == AF_LOCAL) continue;
- if (ai->ai_addr == NULL)
- goto bad;
- #if defined(_AIX)
- if (ai->ai_family == AF_INET6 && passive) {
- inet6++;
- continue;
- }
- ai->ai_addr->sa_len = ai->ai_addrlen;
- ai->ai_addr->sa_family = ai->ai_family;
- #endif
- if (ai->ai_addrlen == 0 ||
- getnameinfo(ai->ai_addr, ai->ai_addrlen,
- straddr, sizeof(straddr), strport, sizeof(strport),
- NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
- goto bad;
- }
- if (strcmp(strport, "54321") != 0) {
- goto bad;
- }
- switch (ai->ai_family) {
- case AF_INET:
- if (passive) {
- if (strcmp(straddr, "0.0.0.0") != 0) {
- goto bad;
- }
- } else {
- if (strcmp(straddr, "127.0.0.1") != 0) {
- goto bad;
- }
- }
- inet4++;
- break;
- case AF_INET6:
- if (passive) {
- if (strcmp(straddr, "::") != 0) {
- goto bad;
- }
- } else {
- if (strcmp(straddr, "::1") != 0) {
- goto bad;
- }
- }
- inet6++;
- break;
- case AF_UNSPEC:
- goto bad;
- break;
- default:
- /* another family support? */
- break;
- }
- }
- }
- if (!(inet4 == 0 || inet4 == 2))
- goto bad;
- if (!(inet6 == 0 || inet6 == 2))
- goto bad;
- if (aitop)
- freeaddrinfo(aitop);
- exit(EXIT_SUCCESS);
- bad:
- if (aitop)
- freeaddrinfo(aitop);
- exit(EXIT_FAILURE);
- }
- EOF
- if ipv6 and not getaddr_info_ok
- abort <<EOS
- Fatal: --enable-ipv6 is specified, and your OS seems to support IPv6 feature.
- But your getaddrinfo() and getnameinfo() are appeared to be broken. Sorry,
- you cannot compile IPv6 socket classes with broken these functions.
- You can try --enable-wide-getaddrinfo.
- EOS
- end
- case with_config("lookup-order-hack", "UNSPEC")
- when "INET"
- $defs << "-DLOOKUP_ORDER_HACK_INET"
- when "INET6"
- $defs << "-DLOOKUP_ORDER_HACK_INET6"
- when "UNSPEC"
- # nothing special
- else
- abort <<EOS
- Fatal: invalid value for --with-lookup-order-hack (expected INET, INET6 or UNSPEC)
- EOS
- end
- have_type("struct addrinfo", headers)
- have_func("freehostent")
- have_func("freeaddrinfo")
- if have_func("gai_strerror")
- if checking_for("gai_strerror() returns const pointer") {!try_compile(<<EOF)}
- #{COMMON_HEADERS}
- #{cpp_include(headers)}
- #include <stdlib.h>
- void
- conftest_gai_strerror_is_const()
- {
- *gai_strerror(0) = 0;
- }
- EOF
- $defs << "-DGAI_STRERROR_CONST"
- end
- end
- $objs = ["socket.#{$OBJEXT}"]
- if getaddr_info_ok == :wide or
- !have_func("getnameinfo", headers) or !have_func("getaddrinfo", headers)
- if have_struct_member("struct in6_addr", "s6_addr8", headers)
- $defs[-1] = "s6_addr=s6_addr8"
- end
- if ipv6 == "kame" && have_struct_member("struct in6_addr", "s6_addr32", headers)
- $defs[-1] = "-DFAITH"
- end
- $CPPFLAGS="-I. "+$CPPFLAGS
- $objs += ["getaddrinfo.#{$OBJEXT}"]
- $objs += ["getnameinfo.#{$OBJEXT}"]
- have_func("inet_ntop") or have_func("inet_ntoa")
- have_func("inet_pton") or have_func("inet_aton")
- have_func("getservbyport")
- have_header("arpa/nameser.h")
- have_header("resolv.h")
- end
- unless have_type("socklen_t", headers)
- $defs << "-Dsocklen_t=int"
- end
- have_header("sys/un.h")
- have_header("sys/uio.h")
- if have_func(test_func)
- have_func("hsterror")
- have_func("getipnodebyname") or have_func("gethostbyname2")
- have_func("socketpair")
- unless have_func("gethostname")
- have_func("uname")
- end
- if enable_config("socks", ENV["SOCKS_SERVER"])
- if have_library("socks5", "SOCKSinit")
- $defs << "-DSOCKS5" << "-DSOCKS"
- elsif have_library("socks", "Rconnect")
- $defs << "-DSOCKS"
- end
- end
- create_makefile("socket")
- end