1 files changed, 282 insertions, 0 deletions
diff --git a/ruby_1_8_5/ext/socket/extconf.rb b/ruby_1_8_5/ext/socket/extconf.rb
new file mode 100644
index 0000000000..41b715e0af
--- /dev/null
+++ b/ruby_1_8_5/ext/socket/extconf.rb
@@ -0,0 +1,282 @@
+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
+
+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>
+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") do
+  checking_for("wide getaddrinfo") {try_run(<<EOF)}
+#{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
+
+main()
+{
+  int passive, gaierr, inet4 = 0, inet6 = 0;
+  struct addrinfo hints, *ai, *aitop;
+  char straddr[INET6_ADDRSTRLEN], strport[16];
+
+  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)
+      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
+end
+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"
+  $defs << "-DLOOKUP_ORDER_HACK_INET6"
+when "UNSPEC"
+  # nothing special
+else
+  abort <<EOS
+
+Fatal: invalid value for --with-lookup-order-hack (expected INET, INET6 or UNSPEC)
+EOS
+end
+
+$objs = ["socket.#{$OBJEXT}"]
+
+unless getaddr_info_ok and have_func("getnameinfo", "netdb.h") and have_func("getaddrinfo", "netdb.h")
+  if have_struct_member("struct in6_addr", "s6_addr8", headers)
+    $defs[-1] = "-DHAVE_ADDR8"
+  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/inet.h")
+  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