zoomedit:

* Added some basic data structures.
2008-04-09 19:11:05 +00:00 · 2008-04-09 19:11:05 +00:00 · dbe6bf3563
commit dbe6bf3563
parent 73f6346ed1
17 changed files with 1040 additions and 712 deletions
--- a/Makefile.in
+++ b/Makefile.in
@ -89,7 +89,6 @@ CXXFLAGS = @CXXFLAGS@
 CYGPATH_W = @CYGPATH_W@
 DEFS = @DEFS@
 DEPDIR = @DEPDIR@
-DSYMUTIL = @DSYMUTIL@
 ECHO = @ECHO@
 ECHO_C = @ECHO_C@
 ECHO_N = @ECHO_N@
@ -115,7 +114,6 @@ LTLIBOBJS = @LTLIBOBJS@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
-NMEDIT = @NMEDIT@
 OBJEXT = @OBJEXT@
 PACKAGE = @PACKAGE@
 PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
--- a/aclocal.m4
+++ b/aclocal.m4
@ -252,7 +252,7 @@ AC_DEFUN([AC_GTKGLEXT_SUPPORTS_MULTIHEAD],

 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-

-# serial 52 Debian 1.5.26-1 AC_PROG_LIBTOOL
+# serial 51 Debian 1.5.24-1ubuntu1 AC_PROG_LIBTOOL


 # AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED)
@ -340,6 +340,7 @@ AC_REQUIRE([AC_DEPLIBS_CHECK_METHOD])dnl
 AC_REQUIRE([AC_OBJEXT])dnl
 AC_REQUIRE([AC_EXEEXT])dnl
 dnl
+
 AC_LIBTOOL_SYS_MAX_CMD_LEN
 AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
 AC_LIBTOOL_OBJDIR
@ -441,8 +442,6 @@ file_magic*)
  ;;
 esac

-_LT_REQUIRED_DARWIN_CHECKS
-
 AC_PROVIDE_IFELSE([AC_LIBTOOL_DLOPEN], enable_dlopen=yes, enable_dlopen=no)
 AC_PROVIDE_IFELSE([AC_LIBTOOL_WIN32_DLL],
 enable_win32_dll=yes, enable_win32_dll=no)
@ -522,80 +521,9 @@ ac_outfile=conftest.$ac_objext
 echo "$lt_simple_link_test_code" >conftest.$ac_ext
 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 _lt_linker_boilerplate=`cat conftest.err`
-$rm -r conftest*
+$rm conftest*
 ])# _LT_LINKER_BOILERPLATE

-# _LT_REQUIRED_DARWIN_CHECKS
-# --------------------------
-# Check for some things on darwin
-AC_DEFUN([_LT_REQUIRED_DARWIN_CHECKS],[
-  case $host_os in
-    rhapsody* | darwin*)
-    AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
-    AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
-
-    AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
-      [lt_cv_apple_cc_single_mod=no
-      if test -z "${LT_MULTI_MODULE}"; then
-   # By default we will add the -single_module flag. You can override
-   # by either setting the environment variable LT_MULTI_MODULE
-   # non-empty at configure time, or by adding -multi_module to the
-   # link flags.
-   echo "int foo(void){return 1;}" > conftest.c
-   $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
-     -dynamiclib ${wl}-single_module conftest.c
-   if test -f libconftest.dylib; then
-     lt_cv_apple_cc_single_mod=yes
-     rm -rf libconftest.dylib*
-   fi
-   rm conftest.c
-      fi])
-    AC_CACHE_CHECK([for -exported_symbols_list linker flag],
-      [lt_cv_ld_exported_symbols_list],
-      [lt_cv_ld_exported_symbols_list=no
-      save_LDFLAGS=$LDFLAGS
-      echo "_main" > conftest.sym
-      LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
-      AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
-   [lt_cv_ld_exported_symbols_list=yes],
-   [lt_cv_ld_exported_symbols_list=no])
-   LDFLAGS="$save_LDFLAGS"
-    ])
-    case $host_os in
-    rhapsody* | darwin1.[[0123]])
-      _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
-    darwin1.*)
-     _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
-    darwin*)
-      # if running on 10.5 or later, the deployment target defaults
-      # to the OS version, if on x86, and 10.4, the deployment
-      # target defaults to 10.4. Don't you love it?
-      case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
-   10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
-     _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
-   10.[[012]]*)
-     _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
-   10.*)
-     _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
-      esac
-    ;;
-  esac
-    if test "$lt_cv_apple_cc_single_mod" = "yes"; then
-      _lt_dar_single_mod='$single_module'
-    fi
-    if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
-      _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
-    else
-      _lt_dar_export_syms="~$NMEDIT -s \$output_objdir/\${libname}-symbols.expsym \${lib}"
-    fi
-    if test "$DSYMUTIL" != ":"; then
-      _lt_dsymutil="~$DSYMUTIL \$lib || :"
-    else
-      _lt_dsymutil=
-    fi
-    ;;
-  esac
-])

 # _LT_AC_SYS_LIBPATH_AIX
 # ----------------------
@ -920,11 +848,7 @@ sparc*-*solaris*)
    *64-bit*)
      case $lt_cv_prog_gnu_ld in
      yes*) LD="${LD-ld} -m elf64_sparc" ;;
-      *)
-        if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
-	  LD="${LD-ld} -64"
-	fi
-	;;
+      *)    LD="${LD-ld} -64" ;;
      esac
      ;;
    esac
@ -1017,7 +941,7 @@ AC_CACHE_CHECK([$1], [$2],
       $2=yes
     fi
   fi
-   $rm -r conftest*
+   $rm conftest*
   LDFLAGS="$save_LDFLAGS"
 ])

@ -1288,7 +1212,7 @@ else
    AC_CHECK_FUNC([shl_load],
 	  [lt_cv_dlopen="shl_load"],
      [AC_CHECK_LIB([dld], [shl_load],
-	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
+	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-dld"],
 	[AC_CHECK_FUNC([dlopen],
 	      [lt_cv_dlopen="dlopen"],
 	  [AC_CHECK_LIB([dl], [dlopen],
@ -1296,7 +1220,7 @@ else
 	    [AC_CHECK_LIB([svld], [dlopen],
 		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
 	      [AC_CHECK_LIB([dld], [dld_link],
-		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
+		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-dld"])
 	      ])
 	    ])
 	  ])
@ -1613,7 +1537,7 @@ aix3*)
  soname_spec='${libname}${release}${shared_ext}$major'
  ;;

-aix[[4-9]]*)
+aix4* | aix5*)
  version_type=linux
  need_lib_prefix=no
  need_version=no
@ -2146,13 +2070,6 @@ esac
 AC_MSG_RESULT([$dynamic_linker])
 test "$dynamic_linker" = no && can_build_shared=no

-AC_CACHE_VAL([lt_cv_sys_lib_search_path_spec],
-[lt_cv_sys_lib_search_path_spec="$sys_lib_search_path_spec"])
-sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
-AC_CACHE_VAL([lt_cv_sys_lib_dlsearch_path_spec],
-[lt_cv_sys_lib_dlsearch_path_spec="$sys_lib_dlsearch_path_spec"])
-sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
-
 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
 if test "$GCC" = yes; then
  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
@ -2652,7 +2569,7 @@ lt_cv_deplibs_check_method='unknown'
 # whether `pass_all' will *always* work, you probably want this one.

 case $host_os in
-aix[[4-9]]*)
+aix4* | aix5*)
  lt_cv_deplibs_check_method=pass_all
  ;;

@ -3088,7 +3005,7 @@ aix3*)
  fi
  ;;

-aix[[4-9]]*)
+aix4* | aix5*)
  if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
    test "$enable_shared" = yes && enable_static=no
  fi
@ -3145,7 +3062,6 @@ _LT_AC_TAGVAR(postdep_objects, $1)=
 _LT_AC_TAGVAR(predeps, $1)=
 _LT_AC_TAGVAR(postdeps, $1)=
 _LT_AC_TAGVAR(compiler_lib_search_path, $1)=
-_LT_AC_TAGVAR(compiler_lib_search_dirs, $1)=

 # Source file extension for C++ test sources.
 ac_ext=cpp
@ -3255,7 +3171,7 @@ case $host_os in
    # FIXME: insert proper C++ library support
    _LT_AC_TAGVAR(ld_shlibs, $1)=no
    ;;
-  aix[[4-9]]*)
+  aix4* | aix5*)
    if test "$host_cpu" = ia64; then
      # On IA64, the linker does run time linking by default, so we don't
      # have to do anything special.
@ -3268,7 +3184,7 @@ case $host_os in
      # Test if we are trying to use run time linking or normal
      # AIX style linking. If -brtl is somewhere in LDFLAGS, we
      # need to do runtime linking.
-      case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
+      case $host_os in aix4.[[23]]|aix4.[[23]].*|aix5*)
 	for ld_flag in $LDFLAGS; do
 	  case $ld_flag in
 	  *-brtl*)
@ -3414,23 +3330,51 @@ case $host_os in
    fi
  ;;
      darwin* | rhapsody*)
+        case $host_os in
+        rhapsody* | darwin1.[[012]])
+         _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-undefined ${wl}suppress'
+         ;;
+       *) # Darwin 1.3 on
+         if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then
+           _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
+         else
+           case ${MACOSX_DEPLOYMENT_TARGET} in
+             10.[[012]])
+               _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
+               ;;
+             10.*)
+               _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-undefined ${wl}dynamic_lookup'
+               ;;
+           esac
+         fi
+         ;;
+        esac
      _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
      _LT_AC_TAGVAR(hardcode_direct, $1)=no
      _LT_AC_TAGVAR(hardcode_automatic, $1)=yes
      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=''
      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
-      _LT_AC_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
+
    if test "$GXX" = yes ; then
+      lt_int_apple_cc_single_mod=no
      output_verbose_link_cmd='echo'
-      _LT_AC_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
-      _LT_AC_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
-      _LT_AC_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
-      _LT_AC_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
-      if test "$lt_cv_apple_cc_single_mod" != "yes"; then
-        _LT_AC_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
-        _LT_AC_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
+      if $CC -dumpspecs 2>&1 | $EGREP 'single_module' >/dev/null ; then
+       lt_int_apple_cc_single_mod=yes
      fi
+      if test "X$lt_int_apple_cc_single_mod" = Xyes ; then
+       _LT_AC_TAGVAR(archive_cmds, $1)='$CC -dynamiclib -single_module $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring'
+      else
+          _LT_AC_TAGVAR(archive_cmds, $1)='$CC -r -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $deplibs $compiler_flags -install_name $rpath/$soname $verstring'
+        fi
+        _LT_AC_TAGVAR(module_cmds, $1)='$CC $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags'
+        # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin lds
+          if test "X$lt_int_apple_cc_single_mod" = Xyes ; then
+            _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -dynamiclib -single_module $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
+          else
+            _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -r -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $deplibs $compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
+          fi
+            _LT_AC_TAGVAR(module_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC $allow_undefined_flag  -o $lib -bundle $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
      else
      case $cc_basename in
        xlc*)
@ -3681,7 +3625,7 @@ case $host_os in
 	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
 	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
 	;;
-      pgCC* | pgcpp*)
+      pgCC*)
        # Portland Group C++ compiler
 	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
  	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
@ -4116,8 +4060,7 @@ lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
 # compiler output when linking a shared library.
 # Parse the compiler output and extract the necessary
 # objects, libraries and library flags.
-AC_DEFUN([AC_LIBTOOL_POSTDEP_PREDEP],
-[AC_REQUIRE([LT_AC_PROG_SED])dnl
+AC_DEFUN([AC_LIBTOOL_POSTDEP_PREDEP],[
 dnl we can't use the lt_simple_compile_test_code here,
 dnl because it contains code intended for an executable,
 dnl not a library.  It's possible we should let each
@ -4242,11 +4185,6 @@ fi

 $rm -f confest.$objext

-_LT_AC_TAGVAR(compiler_lib_search_dirs, $1)=
-if test -n "$_LT_AC_TAGVAR(compiler_lib_search_path, $1)"; then
-  _LT_AC_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_AC_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
-fi
-
 # PORTME: override above test on systems where it is broken
 ifelse([$1],[CXX],
 [case $host_os in
@ -4303,6 +4241,7 @@ solaris*)
  ;;
 esac
 ])
+
 case " $_LT_AC_TAGVAR(postdeps, $1) " in
 *" -lc "*) _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no ;;
 esac
@ -4387,7 +4326,7 @@ aix3*)
    postinstall_cmds='$RANLIB $lib'
  fi
  ;;
-aix[[4-9]]*)
+aix4* | aix5*)
  if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
    test "$enable_shared" = yes && enable_static=no
  fi
@ -4564,7 +4503,6 @@ if test -f "$ltmain"; then
    _LT_AC_TAGVAR(predeps, $1) \
    _LT_AC_TAGVAR(postdeps, $1) \
    _LT_AC_TAGVAR(compiler_lib_search_path, $1) \
-    _LT_AC_TAGVAR(compiler_lib_search_dirs, $1) \
    _LT_AC_TAGVAR(archive_cmds, $1) \
    _LT_AC_TAGVAR(archive_expsym_cmds, $1) \
    _LT_AC_TAGVAR(postinstall_cmds, $1) \
@ -4627,7 +4565,7 @@ ifelse([$1], [],
 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 #
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
 # Free Software Foundation, Inc.
 #
 # This file is part of GNU Libtool:
@ -4864,10 +4802,6 @@ predeps=$lt_[]_LT_AC_TAGVAR(predeps, $1)
 # shared library.
 postdeps=$lt_[]_LT_AC_TAGVAR(postdeps, $1)

-# The directories searched by this compiler when creating a shared
-# library
-compiler_lib_search_dirs=$lt_[]_LT_AC_TAGVAR(compiler_lib_search_dirs, $1)
-
 # The library search path used internally by the compiler when linking
 # a shared library.
 compiler_lib_search_path=$lt_[]_LT_AC_TAGVAR(compiler_lib_search_path, $1)
@ -5217,7 +5151,7 @@ EOF
    echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
    cat conftest.$ac_ext >&5
  fi
-  rm -rf conftest* conftst*
+  rm -f conftest* conftst*

  # Do not use the global_symbol_pipe unless it works.
  if test "$pipe_works" = yes; then
@ -5274,8 +5208,7 @@ AC_MSG_CHECKING([for $compiler option to produce PIC])
      # built for inclusion in a dll (and should export symbols for example).
      # Although the cygwin gcc ignores -fPIC, still need this for old-style
      # (--disable-auto-import) libraries
-      m4_if([$1], [GCJ], [],
-	[_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
+      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
      ;;
    darwin* | rhapsody*)
      # PIC is the default on this platform
@ -5312,7 +5245,7 @@ AC_MSG_CHECKING([for $compiler option to produce PIC])
    esac
  else
    case $host_os in
-      aix[[4-9]]*)
+      aix4* | aix5*)
 	# All AIX code is PIC.
 	if test "$host_cpu" = ia64; then
 	  # AIX 5 now supports IA64 processor
@ -5408,7 +5341,7 @@ AC_MSG_CHECKING([for $compiler option to produce PIC])
 	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
 	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
 	    ;;
-	  pgCC* | pgcpp*)
+	  pgCC*)
 	    # Portland Group C++ compiler.
 	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
 	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
@ -5559,8 +5492,7 @@ AC_MSG_CHECKING([for $compiler option to produce PIC])
      # built for inclusion in a dll (and should export symbols for example).
      # Although the cygwin gcc ignores -fPIC, still need this for old-style
      # (--disable-auto-import) libraries
-      m4_if([$1], [GCJ], [],
-	[_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
+      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
      ;;

    darwin* | rhapsody*)
@ -5630,8 +5562,7 @@ AC_MSG_CHECKING([for $compiler option to produce PIC])
    mingw* | cygwin* | pw32* | os2*)
      # This hack is so that the source file can tell whether it is being
      # built for inclusion in a dll (and should export symbols for example).
-      m4_if([$1], [GCJ], [],
-	[_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
+      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
      ;;

    hpux9* | hpux10* | hpux11*)
@ -5768,7 +5699,7 @@ AC_MSG_RESULT([$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)])
 #
 if test -n "$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)"; then
  AC_LIBTOOL_COMPILER_OPTION([if $compiler PIC flag $_LT_AC_TAGVAR(lt_prog_compiler_pic, $1) works],
-    _LT_AC_TAGVAR(lt_cv_prog_compiler_pic_works, $1),
+    _LT_AC_TAGVAR(lt_prog_compiler_pic_works, $1),
    [$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)ifelse([$1],[],[ -DPIC],[ifelse([$1],[CXX],[ -DPIC],[])])], [],
    [case $_LT_AC_TAGVAR(lt_prog_compiler_pic, $1) in
     "" | " "*) ;;
@ -5792,7 +5723,7 @@ esac
 #
 wl=$_LT_AC_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_AC_TAGVAR(lt_prog_compiler_static, $1)\"
 AC_LIBTOOL_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
-  _LT_AC_TAGVAR(lt_cv_prog_compiler_static_works, $1),
+  _LT_AC_TAGVAR(lt_prog_compiler_static_works, $1),
  $lt_tmp_static_flag,
  [],
  [_LT_AC_TAGVAR(lt_prog_compiler_static, $1)=])
@ -5808,7 +5739,7 @@ AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
 ifelse([$1],[CXX],[
  _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
  case $host_os in
-  aix[[4-9]]*)
+  aix4* | aix5*)
    # If we're using GNU nm, then we don't want the "-C" option.
    # -C means demangle to AIX nm, but means don't demangle with GNU nm
    if $NM -V 2>&1 | grep 'GNU' > /dev/null; then
@ -5830,7 +5761,6 @@ ifelse([$1],[CXX],[
    _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
  ;;
  esac
-  _LT_AC_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
 ],[
  runpath_var=
  _LT_AC_TAGVAR(allow_undefined_flag, $1)=
@ -5861,14 +5791,12 @@ ifelse([$1],[CXX],[
  # it will be wrapped by ` (' and `)$', so one must not match beginning or
  # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
  # as well as any symbol that contains `d'.
-  _LT_AC_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
+  _LT_AC_TAGVAR(exclude_expsyms, $1)="_GLOBAL_OFFSET_TABLE_"
  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
  # platforms (ab)use it in PIC code, but their linkers get confused if
  # the symbol is explicitly referenced.  Since portable code cannot
  # rely on this symbol name, it's probably fine to never include it in
  # preloaded symbol tables.
-  # Exclude shared library initialization/finalization symbols.
-dnl Note also adjust exclude_expsyms for C++ above.
  extract_expsyms_cmds=
  # Just being paranoid about ensuring that cc_basename is set.
  _LT_CC_BASENAME([$compiler])
@ -5918,7 +5846,7 @@ dnl Note also adjust exclude_expsyms for C++ above.

    # See if GNU ld supports shared libraries.
    case $host_os in
-    aix[[3-9]]*)
+    aix3* | aix4* | aix5*)
      # On AIX/PPC, the GNU linker is very broken
      if test "$host_cpu" != ia64; then
 	_LT_AC_TAGVAR(ld_shlibs, $1)=no
@ -6138,7 +6066,7 @@ _LT_EOF
      fi
      ;;

-    aix[[4-9]]*)
+    aix4* | aix5*)
      if test "$host_cpu" = ia64; then
 	# On IA64, the linker does run time linking by default, so we don't
 	# have to do anything special.
@ -6158,7 +6086,7 @@ _LT_EOF
 	# Test if we are trying to use run time linking or normal
 	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
 	# need to do runtime linking.
-	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
+	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix5*)
 	  for ld_flag in $LDFLAGS; do
  	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
  	    aix_use_runtimelinking=yes
@ -6318,10 +6246,11 @@ _LT_EOF
      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
    if test "$GCC" = yes ; then
    	output_verbose_link_cmd='echo'
-        _LT_AC_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
-        _LT_AC_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
-        _LT_AC_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
-        _LT_AC_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
+        _LT_AC_TAGVAR(archive_cmds, $1)='$CC -dynamiclib $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring'
+      _LT_AC_TAGVAR(module_cmds, $1)='$CC $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags'
+      # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin lds
+      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -dynamiclib $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
+      _LT_AC_TAGVAR(module_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC $allow_undefined_flag  -o $lib -bundle $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
    else
      case $cc_basename in
        xlc*)
--- a/726
+++ b/726
--- a/configure.ac
+++ b/configure.ac
@ -34,5 +34,10 @@ AM_PATH_GTKGLEXT_1_0(1.0.0,,AC_MSG_ERROR(Test for GtkGLExt failed.))

 #AC_CHECK_FUNCS([sqrtf], , AC_MSG_ERROR([required function sqrtf not found]))

-AC_CONFIG_FILES([Makefile src/Makefile src/Gui/Makefile])
+AC_CONFIG_FILES([
+  Makefile
+  src/Makefile 
+  src/Data/Makefile
+  src/Gui/Makefile
+])
 AC_OUTPUT
--- a/src/Data/Makefile.am
+++ b/src/Data/Makefile.am
@ -0,0 +1,3 @@
+noinst_LTLIBRARIES = libdata.la
+
+libdata_la_SOURCES = Triangle.cpp Vector.cpp Vertex.cpp
--- a/src/Data/Makefile.in
+++ b/src/Data/Makefile.in
@ -0,0 +1,438 @@
+# Makefile.in generated by automake 1.10.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008  Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+subdir = src/Data
+DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+	$(ACLOCAL_M4)
+mkinstalldirs = $(install_sh) -d
+CONFIG_HEADER = $(top_builddir)/src/config.h
+CONFIG_CLEAN_FILES =
+LTLIBRARIES = $(noinst_LTLIBRARIES)
+libdata_la_LIBADD =
+am_libdata_la_OBJECTS = Triangle.lo Vector.lo Vertex.lo
+libdata_la_OBJECTS = $(am_libdata_la_OBJECTS)
+DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)/src
+depcomp = $(SHELL) $(top_srcdir)/depcomp
+am__depfiles_maybe = depfiles
+CXXCOMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+	$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)
+LTCXXCOMPILE = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+	--mode=compile $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+	$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)
+CXXLD = $(CXX)
+CXXLINK = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+	--mode=link $(CXXLD) $(AM_CXXFLAGS) $(CXXFLAGS) $(AM_LDFLAGS) \
+	$(LDFLAGS) -o $@
+SOURCES = $(libdata_la_SOURCES)
+DIST_SOURCES = $(libdata_la_SOURCES)
+ETAGS = etags
+CTAGS = ctags
+DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+ACLOCAL = @ACLOCAL@
+AMTAR = @AMTAR@
+AR = @AR@
+AUTOCONF = @AUTOCONF@
+AUTOHEADER = @AUTOHEADER@
+AUTOMAKE = @AUTOMAKE@
+AWK = @AWK@
+CC = @CC@
+CCDEPMODE = @CCDEPMODE@
+CFLAGS = @CFLAGS@
+CPP = @CPP@
+CPPFLAGS = @CPPFLAGS@
+CXX = @CXX@
+CXXCPP = @CXXCPP@
+CXXDEPMODE = @CXXDEPMODE@
+CXXFLAGS = @CXXFLAGS@
+CYGPATH_W = @CYGPATH_W@
+DEFS = @DEFS@
+DEPDIR = @DEPDIR@
+ECHO = @ECHO@
+ECHO_C = @ECHO_C@
+ECHO_N = @ECHO_N@
+ECHO_T = @ECHO_T@
+EGREP = @EGREP@
+EXEEXT = @EXEEXT@
+F77 = @F77@
+FFLAGS = @FFLAGS@
+GREP = @GREP@
+GTKGLEXT_CFLAGS = @GTKGLEXT_CFLAGS@
+GTKGLEXT_LIBS = @GTKGLEXT_LIBS@
+INSTALL = @INSTALL@
+INSTALL_DATA = @INSTALL_DATA@
+INSTALL_PROGRAM = @INSTALL_PROGRAM@
+INSTALL_SCRIPT = @INSTALL_SCRIPT@
+INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
+LDFLAGS = @LDFLAGS@
+LIBOBJS = @LIBOBJS@
+LIBS = @LIBS@
+LIBTOOL = @LIBTOOL@
+LN_S = @LN_S@
+LTLIBOBJS = @LTLIBOBJS@
+MAINT = @MAINT@
+MAKEINFO = @MAKEINFO@
+MKDIR_P = @MKDIR_P@
+OBJEXT = @OBJEXT@
+PACKAGE = @PACKAGE@
+PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
+PACKAGE_NAME = @PACKAGE_NAME@
+PACKAGE_STRING = @PACKAGE_STRING@
+PACKAGE_TARNAME = @PACKAGE_TARNAME@
+PACKAGE_VERSION = @PACKAGE_VERSION@
+PATH_SEPARATOR = @PATH_SEPARATOR@
+PKG_CONFIG = @PKG_CONFIG@
+RANLIB = @RANLIB@
+SED = @SED@
+SET_MAKE = @SET_MAKE@
+SHELL = @SHELL@
+STRIP = @STRIP@
+VERSION = @VERSION@
+abs_builddir = @abs_builddir@
+abs_srcdir = @abs_srcdir@
+abs_top_builddir = @abs_top_builddir@
+abs_top_srcdir = @abs_top_srcdir@
+ac_ct_CC = @ac_ct_CC@
+ac_ct_CXX = @ac_ct_CXX@
+ac_ct_F77 = @ac_ct_F77@
+am__include = @am__include@
+am__leading_dot = @am__leading_dot@
+am__quote = @am__quote@
+am__tar = @am__tar@
+am__untar = @am__untar@
+bindir = @bindir@
+build = @build@
+build_alias = @build_alias@
+build_cpu = @build_cpu@
+build_os = @build_os@
+build_vendor = @build_vendor@
+builddir = @builddir@
+datadir = @datadir@
+datarootdir = @datarootdir@
+docdir = @docdir@
+dvidir = @dvidir@
+exec_prefix = @exec_prefix@
+glademm_CFLAGS = @glademm_CFLAGS@
+glademm_LIBS = @glademm_LIBS@
+host = @host@
+host_alias = @host_alias@
+host_cpu = @host_cpu@
+host_os = @host_os@
+host_vendor = @host_vendor@
+htmldir = @htmldir@
+includedir = @includedir@
+infodir = @infodir@
+install_sh = @install_sh@
+libdir = @libdir@
+libexecdir = @libexecdir@
+localedir = @localedir@
+localstatedir = @localstatedir@
+mandir = @mandir@
+mkdir_p = @mkdir_p@
+oldincludedir = @oldincludedir@
+pdfdir = @pdfdir@
+prefix = @prefix@
+program_transform_name = @program_transform_name@
+psdir = @psdir@
+sbindir = @sbindir@
+sharedstatedir = @sharedstatedir@
+srcdir = @srcdir@
+sysconfdir = @sysconfdir@
+target_alias = @target_alias@
+top_builddir = @top_builddir@
+top_srcdir = @top_srcdir@
+noinst_LTLIBRARIES = libdata.la
+libdata_la_SOURCES = Triangle.cpp Vector.cpp Vertex.cpp
+all: all-am
+
+.SUFFIXES:
+.SUFFIXES: .cpp .lo .o .obj
+$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh \
+		&& exit 0; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu  src/Data/Makefile'; \
+	cd $(top_srcdir) && \
+	  $(AUTOMAKE) --gnu  src/Data/Makefile
+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ $(am__aclocal_m4_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+clean-noinstLTLIBRARIES:
+	-test -z "$(noinst_LTLIBRARIES)" || rm -f $(noinst_LTLIBRARIES)
+	@list='$(noinst_LTLIBRARIES)'; for p in $$list; do \
+	  dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \
+	  test "$$dir" != "$$p" || dir=.; \
+	  echo "rm -f \"$${dir}/so_locations\""; \
+	  rm -f "$${dir}/so_locations"; \
+	done
+libdata.la: $(libdata_la_OBJECTS) $(libdata_la_DEPENDENCIES) 
+	$(CXXLINK)  $(libdata_la_OBJECTS) $(libdata_la_LIBADD) $(LIBS)
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/Triangle.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/Vector.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/Vertex.Plo@am__quote@
+
+.cpp.o:
+@am__fastdepCXX_TRUE@	$(CXXCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCXX_TRUE@	mv -f $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCXX_FALSE@	$(CXXCOMPILE) -c -o $@ $<
+
+.cpp.obj:
+@am__fastdepCXX_TRUE@	$(CXXCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'`
+@am__fastdepCXX_TRUE@	mv -f $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCXX_FALSE@	$(CXXCOMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
+
+.cpp.lo:
+@am__fastdepCXX_TRUE@	$(LTCXXCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCXX_TRUE@	mv -f $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCXX_FALSE@	$(LTCXXCOMPILE) -c -o $@ $<
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+
+ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
+	list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonemtpy = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	mkid -fID $$unique
+tags: TAGS
+
+TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	tags=; \
+	here=`pwd`; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	    $$tags $$unique; \
+	fi
+ctags: CTAGS
+CTAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	tags=; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	test -z "$(CTAGS_ARGS)$$tags$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$tags $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && cd $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) $$here
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+	    fi; \
+	    cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+	  else \
+	    test -f $(distdir)/$$file \
+	    || cp -p $$d/$$file $(distdir)/$$file \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LTLIBRARIES)
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+	mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-info: install-info-am
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-ps: install-ps-am
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+	clean-libtool clean-noinstLTLIBRARIES ctags distclean \
+	distclean-compile distclean-generic distclean-libtool \
+	distclean-tags distdir dvi dvi-am html html-am info info-am \
+	install install-am install-data install-data-am install-dvi \
+	install-dvi-am install-exec install-exec-am install-html \
+	install-html-am install-info install-info-am install-man \
+	install-pdf install-pdf-am install-ps install-ps-am \
+	install-strip installcheck installcheck-am installdirs \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+	pdf pdf-am ps ps-am tags uninstall uninstall-am
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
--- a/src/Data/Triangle.cpp
+++ b/src/Data/Triangle.cpp
@ -0,0 +1,28 @@
+/*
+ * Triangle.cpp
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Triangle.h"
+
+namespace ZoomEdit {
+namespace Data {
+
+
+
+}
+}
--- a/src/Data/Triangle.h
+++ b/src/Data/Triangle.h
@ -0,0 +1,40 @@
+/*
+ * Triangle.h
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ZOOMEDIT_DATA_TRIANGLE_H_
+#define ZOOMEDIT_DATA_TRIANGLE_H_
+
+#include "Vertex.h"
+
+namespace ZoomEdit {
+namespace Data {
+
+class Triangle {
+  private:
+    Vertex a, b, c;
+    Vector na, nb, nc;
+    
+  public:
+    Triangle(Vertex a0, Vertex b0, Vertex c0) : a(a0), b(b0), c(c0) {}
+};
+
+}
+}
+
+#endif /*ZOOMEDIT_DATA_TRIANGLE_H_*/
--- a/src/Data/Vector.cpp
+++ b/src/Data/Vector.cpp
@ -0,0 +1,83 @@
+/*
+ * Vector.cpp
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Vector.h"
+#include <cmath>
+
+namespace ZoomEdit {
+namespace Data {
+
+float Vector::lengthSq() const {
+  return x*x + y*y + z*z;
+}
+
+float Vector::length() const {
+  return std::sqrt(lengthSq());
+}
+
+Vector Vector::operator+(const Vector &v) const {
+  return Vector(x + v.x, y + v.y, z + v.z);
+}
+
+Vector Vector::operator-(const Vector &v) const {
+  return Vector(x - v.x, y - v.y, z - v.z);
+}
+
+Vector Vector::operator*(float f) const {
+  return Vector(x*f, y*f, z*f);
+}
+
+Vector Vector::operator/(float f) const {
+  return Vector(x/f, y/f, z/f);
+}
+
+Vector& Vector::operator+=(const Vector &v) {
+  x += v.x;
+  y += v.y;
+  z += v.z;
+  
+  return *this;
+}
+
+Vector& Vector::operator-=(const Vector &v) {
+  x -= v.x;
+  y -= v.y;
+  z -= v.z;
+  
+  return *this;
+}
+
+Vector& Vector::operator*=(float f) {
+  x *= f;
+  y *= f;
+  z *= f;
+  
+  return *this;
+}
+
+Vector& Vector::operator/=(float f) {
+  x /= f;
+  y /= f;
+  z /= f;
+  
+  return *this;
+}
+
+}
+}
--- a/src/Data/Vector.h
+++ b/src/Data/Vector.h
@ -0,0 +1,65 @@
+/*
+ * Vector.h
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ZOOMEDIT_DATA_VECTOR_H_
+#define ZOOMEDIT_DATA_VECTOR_H_
+
+namespace ZoomEdit {
+namespace Data {
+
+class Vector {
+  private:
+    float x, y, z;
+    
+  public:
+    Vector() : x(0), y(0), z(0) {}
+    Vector(float x0, float y0, float z0) : x(x0), y(y0), z(z0) {}
+    
+    float getX() const {return x;}
+    void setX(float x0) {x = x0;}
+    
+    float getY() const {return y;}
+    void setY(float y0) {y = y0;}
+    
+    float getZ() const {return z;}
+    void setZ(float z0) {z = z0;}
+    
+    float lengthSq() const;
+    float length() const;
+    
+    void normalize() {
+      if(lengthSq())
+        *this /= length();
+    }
+    
+    Vector operator+(const Vector &v) const;
+    Vector operator-(const Vector &v) const;
+    Vector operator*(float f) const;
+    Vector operator/(float f) const;
+    
+    Vector& operator+=(const Vector &v);
+    Vector& operator-=(const Vector &v);
+    Vector& operator*=(float f);
+    Vector& operator/=(float f);
+};
+
+}
+}
+
+#endif /*ZOOMEDIT_DATA_VECTOR_H_*/
--- a/src/Data/Vertex.cpp
+++ b/src/Data/Vertex.cpp
@ -0,0 +1,63 @@
+/*
+ * Vertex.cpp
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Vertex.h"
+#include <cmath>
+
+namespace ZoomEdit {
+namespace Data {
+
+float Vertex::distanceSq(const Vertex &v) const {
+  return (x - v.x)*(x - v.x) + (y - v.y)*(y - v.y) + (z - v.z)*(z - v.z);
+}
+
+float Vertex::distance(const Vertex &v) const {
+  return std::sqrt(distanceSq(v));
+}
+
+Vector Vertex::operator-(const Vertex &v) const {
+  return Vector(x - v.x, y - v.y, z - v.z);
+}
+
+Vertex Vertex::operator+(const Vector &v) const {
+  return Vertex(x + v.getX(), y + v.getY(), z + v.getZ());
+}
+
+Vertex Vertex::operator-(const Vector &v) const {
+  return Vertex(x - v.getX(), y - v.getY(), z - v.getZ());
+}
+
+Vertex& Vertex::operator+=(const Vector &v) {
+  x += v.getX();
+  y += v.getY();
+  z += v.getZ();
+  
+  return *this;
+}
+
+Vertex& Vertex::operator-=(const Vector &v) {
+  x -= v.getX();
+  y -= v.getY();
+  z -= v.getZ();
+  
+  return *this;
+}
+
+}
+}
--- a/src/Data/Vertex.h
+++ b/src/Data/Vertex.h
@ -0,0 +1,60 @@
+/*
+ * Vertex.h
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ZOOMEDIT_DATA_VERTEX_H_
+#define ZOOMEDIT_DATA_VERTEX_H_
+
+#include "Vector.h"
+
+namespace ZoomEdit {
+namespace Data {
+
+class Vertex {
+  private:
+    float x, y, z;
+    
+  public:
+    Vertex() : x(0), y(0), z(0) {}
+    Vertex(float x0, float y0, float z0) : x(x0), y(y0), z(z0) {}
+    
+    float getX() const {return x;}
+    void setX(float x0) {x = x0;}
+    
+    float getY() const {return y;}
+    void setY(float y0) {y = y0;}
+    
+    float getZ() const {return z;}
+    void setZ(float z0) {z = z0;}
+    
+    float distanceSq(const Vertex &v) const;
+    float distance(const Vertex &v) const;
+    
+    Vector operator-(const Vertex &v) const;
+    
+    Vertex operator+(const Vector &v) const;
+    Vertex operator-(const Vector &v) const;
+    
+    Vertex& operator+=(const Vector &v);
+    Vertex& operator-=(const Vector &v);
+};
+
+}
+}
+
+#endif /*ZOOMEDIT_DATA_VERTEX_H_*/
--- a/src/Gui/Makefile.in
+++ b/src/Gui/Makefile.in
@ -81,7 +81,6 @@ CXXFLAGS = @CXXFLAGS@
 CYGPATH_W = @CYGPATH_W@
 DEFS = @DEFS@
 DEPDIR = @DEPDIR@
-DSYMUTIL = @DSYMUTIL@
 ECHO = @ECHO@
 ECHO_C = @ECHO_C@
 ECHO_N = @ECHO_N@
@ -107,7 +106,6 @@ LTLIBOBJS = @LTLIBOBJS@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
-NMEDIT = @NMEDIT@
 OBJEXT = @OBJEXT@
 PACKAGE = @PACKAGE@
 PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
--- a/src/Gui/RenderArea.cpp
+++ b/src/Gui/RenderArea.cpp
@ -31,7 +31,7 @@ namespace Gui {
 GdkGLConfig *RenderArea::glconfig = NULL;

 RenderArea::RenderArea(BaseObjectType *cobject, const Glib::RefPtr<Gnome::Glade::Xml> &xml)
-: Gtk::DrawingArea(cobject), zoomLevel(0), scale(100), xCenter(0), yCenter(0) {
+: Gtk::DrawingArea(cobject), xCenter(0), yCenter(0), zoomLevel(0), scale(100) {
  if(!glconfig) {
    glconfig = gdk_gl_config_new_by_mode((GdkGLConfigMode)(GDK_GL_MODE_RGB | GDK_GL_MODE_DOUBLE));
    if(!glconfig) glconfig = gdk_gl_config_new_by_mode(GDK_GL_MODE_RGB); // Hmm, can't find double buffered config
--- a/src/Instance.h
+++ b/src/Instance.h
@ -47,7 +47,7 @@ class Instance {
    
    // Prevent shallow copy
    Instance(const Instance &o);
-    const Instance& operator=(const Instance &o);
+    Instance& operator=(const Instance &o);
 };

 }
--- a/src/Makefile.am
+++ b/src/Makefile.am
@ -1,6 +1,6 @@
-SUBDIRS = Gui
+SUBDIRS = Data Gui

 bin_PROGRAMS  	     = zoomedit
 zoomedit_SOURCES     = zoomedit.cpp Instance.cpp
 zoomedit_CPPFLAGS    = $(glademm_CFLAGS) $(GTKGLEXT_CFLAGS)
-zoomedit_LDADD       = Gui/libgui.la $(glademm_LIBS) $(GTKGLEXT_LIBS)
+zoomedit_LDADD       = Data/libdata.la Gui/libgui.la $(glademm_LIBS) $(GTKGLEXT_LIBS)
--- a/src/Makefile.in
+++ b/src/Makefile.in
@ -50,8 +50,8 @@ am_zoomedit_OBJECTS = zoomedit-zoomedit.$(OBJEXT) \
 	zoomedit-Instance.$(OBJEXT)
 zoomedit_OBJECTS = $(am_zoomedit_OBJECTS)
 am__DEPENDENCIES_1 =
-zoomedit_DEPENDENCIES = Gui/libgui.la $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+zoomedit_DEPENDENCIES = Data/libdata.la Gui/libgui.la \
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 DEFAULT_INCLUDES = -I.@am__isrc@
 depcomp = $(SHELL) $(top_srcdir)/depcomp
 am__depfiles_maybe = depfiles
@ -98,7 +98,6 @@ CXXFLAGS = @CXXFLAGS@
 CYGPATH_W = @CYGPATH_W@
 DEFS = @DEFS@
 DEPDIR = @DEPDIR@
-DSYMUTIL = @DSYMUTIL@
 ECHO = @ECHO@
 ECHO_C = @ECHO_C@
 ECHO_N = @ECHO_N@
@ -124,7 +123,6 @@ LTLIBOBJS = @LTLIBOBJS@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
-NMEDIT = @NMEDIT@
 OBJEXT = @OBJEXT@
 PACKAGE = @PACKAGE@
 PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
@ -193,10 +191,10 @@ sysconfdir = @sysconfdir@
 target_alias = @target_alias@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-SUBDIRS = Gui
+SUBDIRS = Data Gui
 zoomedit_SOURCES = zoomedit.cpp Instance.cpp
 zoomedit_CPPFLAGS = $(glademm_CFLAGS) $(GTKGLEXT_CFLAGS)
-zoomedit_LDADD = Gui/libgui.la $(glademm_LIBS) $(GTKGLEXT_LIBS)
+zoomedit_LDADD = Data/libdata.la Gui/libgui.la $(glademm_LIBS) $(GTKGLEXT_LIBS)
 all: config.h
 	$(MAKE) $(AM_MAKEFLAGS) all-recursive