From: nobu.nokada@...
Date: 2003-09-01T00:00:08+09:00
Subject: Re: errors compiling Ruby under Solaris

Hi,

At Sun, 31 Aug 2003 15:18:06 +0900,
Kurt M. Dresner wrote:
> It turns out that the thing I sent before was from a Solaris 9 machine,
> but apparently I need to compile it on a Solaris 8 machine.  When I went
> to the Solaris 8 machine and looked in that header file, there wasn't
> even a projid_t in the file, which makes me think it was different
> headers.

Try -E option to check the pre-processed source.

> So how do I go about figuring out what headers I need for sys/socket.h?
> 
> Here are the #include's from the file...

What file?

> #include <sys/types.h>
> #include <sys/uio.h>
> #include <sys/feature_tests.h>

Since -DHAVE_SYS_UIO_H is already defined, sys/feature_tests.h
is also necessary?

Although I guess it's a bug of Solaris.


Index: ext/socket/extconf.rb
===================================================================
RCS file: /cvs/ruby/src/ruby/ext/socket/extconf.rb,v
retrieving revision 1.30
diff -u -2 -p -r1.30 extconf.rb
--- ext/socket/extconf.rb	30 Jul 2003 00:32:03 -0000	1.30
+++ ext/socket/extconf.rb	31 Aug 2003 14:50:37 -0000
@@ -28,5 +28,5 @@ $ipv6 = false
 default_ipv6 = /cygwin/ !~ RUBY_PLATFORM
 if enable_config("ipv6", default_ipv6)
-  if try_link(<<EOF)
+  if checking_for("ipv6") {try_link(<<EOF)}
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -46,12 +46,9 @@ $ipv6libdir = nil
 $ipv6trylibc = nil
 if $ipv6
-  if macro_defined?("IPV6_INRIA_VERSION", <<EOF)
-#include <netinet/in.h>
-EOF
+  checking_for("ipv6 type") {
+  if macro_defined?("IPV6_INRIA_VERSION", "#include <netinet/in.h>")
     $ipv6type = "inria"
     $CFLAGS="-DINET6 "+$CFLAGS
-  elsif macro_defined?("__KAME__", <<EOF)
-#include <netinet/in.h>
-EOF
+  elsif macro_defined?("__KAME__", "#include <netinet/in.h>")
     $ipv6type = "kame"
     $ipv6lib="inet6"
@@ -64,21 +61,15 @@ EOF
     $ipv6libdir="/usr/inet6/lib"
     $CFLAGS="-DINET6 -I/usr/inet6/include "+$CFLAGS
-  elsif macro_defined?("_TOSHIBA_INET6", <<EOF)
-#include <sys/param.h>
-EOF
+  elsif macro_defined?("_TOSHIBA_INET6", "#include <sys/param.h>")
     $ipv6type = "toshiba"
     $ipv6lib="inet6"
     $ipv6libdir="/usr/local/v6/lib"
     $CFLAGS="-DINET6 "+$CFLAGS
-  elsif macro_defined?("__V6D__", <<EOF)
-#include </usr/local/v6/include/sys/v6config.h>
-EOF
+  elsif macro_defined?("__V6D__", "#include </usr/local/v6/include/sys/v6config.h>")
     $ipv6type = "v6d"
     $ipv6lib="v6"
     $ipv6libdir="/usr/local/v6/lib"
     $CFLAGS="-DINET6 -I/usr/local/v6/include "+$CFLAGS
-  elsif macro_defined?("_ZETA_MINAMI_INET6", <<EOF)
-#include <sys/param.h>
-EOF
+  elsif macro_defined?("_ZETA_MINAMI_INET6", "#include <sys/param.h>")
     $ipv6type = "zeta"
     $ipv6lib="inet6"
@@ -90,5 +81,6 @@ EOF
     $CFLAGS="-DINET6 "+$CFLAGS
   end
-  
+  $ipv6type}
+
   if $ipv6lib
     if File.directory? $ipv6libdir and File.exist? "#{$ipv6libdir}/lib#{$ipv6lib}.a"
@@ -106,88 +98,32 @@ EOS
 end
 
-  if try_link(<<EOF)
-#ifdef _WIN32
-# include <windows.h>
-# include <winsock.h>
-#else
-# include <sys/types.h>
-# include <netdb.h>
-# include <string.h>
-# include <sys/socket.h>
-# include <netinet/in.h>
-#endif
-int
-main()
-{
-   struct sockaddr_in sin;
-
-   sin.sin_len;
-   return 0;
-}
-EOF
-    $CFLAGS="-DHAVE_SIN_LEN "+$CFLAGS
+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 try_link(<<EOF)
-#ifdef _WIN32
-# include <windows.h>
-# include <winsock.h>
-#else
-# include <sys/types.h>
-# include <netdb.h>
-# include <string.h>
-# include <sys/socket.h>
-#endif
-int
-main()
-{
-   struct sockaddr_storage ss;
-
-   ss.ss_family;
-   return 0;
-}
-EOF
-    $CFLAGS="-DHAVE_SOCKADDR_STORAGE "+$CFLAGS
-else      #   doug's fix, NOW add -Dss_family... only if required!
-$CPPFLAGS += " -Dss_family=__ss_family -Dss_len=__ss_len"
-  if try_link(<<EOF)
-#ifdef _WIN32
-# include <windows.h>
-# include <winsock.h>
-#else
-# include <sys/types.h>
-# include <netdb.h>
-# include <string.h>
-# include <sys/socket.h>
-#endif
-int
-main()
-{
-   struct sockaddr_storage ss;
-
-   ss.ss_family;
-   return 0;
-}
-EOF
-    $CFLAGS="-DHAVE_SOCKADDR_STORAGE "+$CFLAGS
+if have_struct_member("struct sockaddr_in", "sin_len", headers)
+  $defs[-1] = "-DHAVE_SIN_LEN"
 end
+
+flags = " -Dss_family=__ss_family -Dss_len=__ss_len"
+begin
+  if have_struct_member("struct sockaddr_storage", "ss_family", headers)
+    $defs[-1] = "-DHAVE_SOCKADDR_STORAGE"
+  elsif flags #   doug's fix, NOW add -Dss_family... only if required!
+    $CPPFLAGS += flags
+    retry
+  end
 end
 
-  if try_link(<<EOF)
-#include <sys/types.h>
-#include <netdb.h>
-#include <string.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-int
-main()
-{
-   struct sockaddr sa;
+if have_struct_member("struct sockaddr", "sa_len", headers)
+  $defs[-1] = "-DHAVE_SA_LEN "+$CFLAGS
+end
 
-   sa.sa_len;
-   return 0;
-}
-EOF
-    $CFLAGS="-DHAVE_SA_LEN "+$CFLAGS
+unless have_type("socklen_t", headers)
+  $defs[-1] = "-Dsocklen_t=int"
 end
 
@@ -201,10 +137,6 @@ end
 
 $getaddr_info_ok = false
-if !enable_config("wide-getaddrinfo", false) and try_run(<<EOF)
-#include <sys/types.h>
-#include <netdb.h>
-#include <string.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
+if !enable_config("wide-getaddrinfo", false) and checking_for("getaddrinfo") {try_run(<<EOF)}
+#{cpp_include(headers)}
 
 #ifndef AF_LOCAL
@@ -336,20 +268,4 @@ else
   have_header("arpa/nameser.h")
   have_header("resolv.h")
-end
-
-if !try_link(<<EOF)
-#include <sys/types.h>
-#include <netdb.h>
-#include <string.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-int
-main()
-{
-   socklen_t len;
-   return 0;
-}
-EOF
-  $CFLAGS="-Dsocklen_t=int "+$CFLAGS
 end
 


-- 
Nobu Nakada