smalltalk: fixed shared files issue with libsigsegv

develop/smalltalk/smalltalk.conf

@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: package/.../smalltalk/smalltalk.conf
-# Copyright (C) 2007 The OpenSDE Project
+# Copyright (C) 2007 - 2010 The OpenSDE Project
 #
 # More information can be found in the files COPYING and README.
 #
@@ -12,6 +12,14 @@
 # GNU General Public License can be found in the file COPYING.
 # --- SDE-COPYRIGHT-NOTE-END ---
 
+# use libsigsegv provided by the system and not the built-in one
+# avoiding shared files with libsigsegv
+# Anyway the included version of libsigsegv should not be installed
+# by smalltalk folks!
+if pkginstalled libsigsegv; then
+	var_append extraconfopt ' ' "--with-system-libsigsegv=$(pkgprefix -r libdir libsigsegv)"
+fi
+
 if pkginstalled tk; then
     tlibdir=`pkgprefix libdir tk`
     var_append confopt  ' ' "--with-tk=$tlibdir --with-tcl=$tlibdir"

develop/smalltalk/use-system-sigsegv.patch

@@ -0,0 +1,60 @@
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../smalltalk/use-system-sigsegv.patch
+# Copyright (C) 2010 The OpenSDE Project
+#
+# More information can be found in the files COPYING and README.
+#
+# This patch file is dual-licensed. It is available under the license the
+# patched project is licensed under, as long as it is an OpenSource license
+# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
+# of the GNU General Public License as published by the Free Software
+# Foundation; either version 2 of the License, or (at your option) any later
+# version.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+If '--with-system-libsigsegv' is used while running configure, we should
+also include the 'sigsegv.h' header file from the system, otherwise the
+build is failing.
+
+diff -ruN smalltalk-3.2.1-orig/config.h.in smalltalk-3.2.1/config.h.in
+--- smalltalk-3.2.1-orig/config.h.in	2010-07-25 12:37:50.000000000 +0200
++++ smalltalk-3.2.1/config.h.in	2010-07-27 15:09:45.968174955 +0200
+@@ -450,6 +450,9 @@
+ /* Define to 1 if libsigsegv is being used */
+ #undef HAVE_SIGSEGV_H
+ 
++/* Define to 1 if system libsigsegv is being used */
++#undef USE_SYSTEM_SIGSEGV
++
+ /* Define to 1 if you have the `sigsetmask' function. */
+ #undef HAVE_SIGSETMASK
+ 
+diff -ruN smalltalk-3.2.1-orig/configure smalltalk-3.2.1/configure
+--- smalltalk-3.2.1-orig/configure	2010-07-25 12:37:33.000000000 +0200
++++ smalltalk-3.2.1/configure	2010-07-27 14:51:36.772169677 +0200
+@@ -6199,6 +6199,7 @@
+ # Check whether --with-system-libsigsegv was given.
+ if test "${with_system_libsigsegv+set}" = set; then :
+   withval=$with_system_libsigsegv;
++  $as_echo "#define USE_SYSTEM_SIGSEGV 1" >>confdefs.h
+ else
+   with_system_libsigsegv=no
+ fi
+diff -ruN smalltalk-3.2.1-orig/libgst/gstpriv.h smalltalk-3.2.1/libgst/gstpriv.h
+--- smalltalk-3.2.1-orig/libgst/gstpriv.h	2010-04-21 11:25:01.000000000 +0200
++++ smalltalk-3.2.1/libgst/gstpriv.h	2010-07-27 14:29:14.244174367 +0200
+@@ -107,8 +107,12 @@
+ #endif
+ 
+ #ifdef HAVE_SIGSEGV_H
++#ifdef USE_SYSTEM_SIGSEGV
++#include <sigsegv.h>
++#else
+ #include "sigsegv.h"
+ #endif
++#endif
+ 
+ #include "gst.h"
+