[PATCH] HP-UX shared libparrot support

[Nick Glencross]

This patch adds the necessary hints for HP-UX to build using shared libraries by default.

I only have access to gcc on HP-UX, but the necessary compiler flags for the HP commericial compiler are there too.

Cheers,

Nick

Index: config/init/hints/hpux.pm
===================================================================
--- config/init/hints/hpux.pm   (revision 10936)
+++ config/init/hints/hpux.pm   (working copy)
@@ -14,7 +14,56 @@
         $libs .= ' -lpthread';
     }
 
-    $conf->data->set(libs => $libs);
+# It is possible to have various permutations of compiler and linker on
+# HP-UX:
+#
+#   * The bundled (K&R) compiler/linker, which won't ever build parrot
+#   * The commercial (c89) compiler and HP linker
+#   * gcc with the HP linker
+#   * gcc with the GNU linker
+#
+# Ever though we may have gcc, we need to know which linker is being used
+#
+# Note: The only configuration currently available to me is gcc with the
+#       HP linker, so confirmation on other permutations would be appreciated
+    
+    my $cc_shared      = $conf->data->get('cc_shared');
+    my $ld_share_flags = $conf->data->get('ld_share_flags');
+
+    my ($rpath, $ld_libparrot_soname);
+
+    if ($ld_share_flags eq '-b')
+    {
+       # HP linker
+       
+       $rpath = '-Wl,+s -Wl,+b -Wl,';
+       
+       $ld_libparrot_soname = '+h libparrot$(SHARE_EXT).$(SOVERSION) ';
+    }
+    else
+    {
+       # GNU linker (based on Linux)
+       
+       $rpath = '-Wl,-rpath=';
+       
+       $ld_libparrot_soname='-Wl,-soname=libparrot$(SHARE_EXT).$(SOVERSION) ';
+    }
+
+
+    $conf->data->set
+       (
+        libs => $libs,
+        
+        has_dynamic_linking => 1,
+        parrot_is_shared    => 1,  
+
+        libparrot_shared       => 'libparrot$(SHARE_EXT).$(SOVERSION)',
+        libparrot_shared_alias => 'libparrot$(SHARE_EXT)',
+        
+        rpath => $rpath,
+        
+        ld_libparrot_soname => $ld_libparrot_soname,
+        );
 }
 
 1;