From: nobu.nokada@...
Date: 2002-12-19T23:33:41+09:00
Subject: Re: ruby-1.6.8-preview4 compile fails in ncurses

Hi,

At Thu, 19 Dec 2002 20:55:45 +0900,
Jeremy Henty wrote:
> Compiling ruby-1.6.8-preview fails with lots of undefined references
> when trying to build curses.  I have never had his problem with
> previous versions: 1.6.6 and 1.6.7 built straight out of the box.  I
> think I have upgraded glibc-* packages since I last tried to build
> ruby, so may be that is the reason?
> 
> Details: 
> AMD K6 233MHz
> Linux 2.2.23
> Red Hat 6.2 
> glibc-2.1.3-28 (rpm) 
> gcc 2.95.3
> ../configure \
> 	--enable-shared

On my box, it worked fine.  Whitch version is your ld?
  $ ld -v
  GNU ld version 2.11.92.0.10 20011021

Does this patch fix it?


Index: extmk.rb.in
===================================================================
RCS file: /cvs/ruby/src/ruby/ext/Attic/extmk.rb.in,v
retrieving revision 1.34.2.37
diff -u -2 -p -r1.34.2.37 extmk.rb.in
--- extmk.rb.in	11 Dec 2002 15:13:37 -0000	1.34.2.37
+++ extmk.rb.in	19 Dec 2002 14:31:52 -0000
@@ -379,9 +379,9 @@ def create_makefile(target)
   $DLDFLAGS = '@DLDFLAGS@'
   if /linux/ =~ RUBY_PLATFORM and $configure_args['--enable-shared'] and "@GNU_LD@" == "yes"
-    $DLDFLAGS << " -Wl,--no-undefined"
+    $DLDFLAGS << " -Wl,--no-undefined -Wl,--allow-shlib-undefined"
   end
 
   if $configure_args['--enable-shared'] or "@LIBRUBY@" != "@LIBRUBY_A@"
-    $libs = "@LIBRUBYARG@ " + $libs
+    optlibs = "@LIBRUBYARG@ @LIBS@ "
     $LIBPATH.unshift $topdir
   end
@@ -449,5 +449,5 @@ target_prefix = #{target_prefix}
 "
   mfile.printf "LOCAL_LIBS = %s %s\n", $LOCAL_LIBS, $local_flags
-  mfile.printf "LIBS = %s\n", $libs
+  mfile.printf "LIBS = %s%s\n", optlibs, $libs
   mfile.printf "OBJS = "
   if !$objs then


-- 
Nobu Nakada