ltmain.sh

share BIDI DEMO code

		      # The statement above tries to avoid entering an
		      # endless loop below, in case of cyclic links.
		      # We might still enter an endless loop, since a link
		      # loop can be closed while we follow links,
		      # but so what?
		      potlib="$potent_lib"
		      while test -h "$potlib" 2>/dev/null; do
			potliblink=`ls -ld $potlib | sed 's/.* -> //'`
			case "$potliblink" in
			[\\/]* | [A-Za-z]:[\\/]*) potlib="$potliblink";;
			*) potlib=`$echo "X$potlib" | $Xsed -e 's,[^/]*$,,'`"$potliblink";;
			esac
		      done
		      if eval $file_magic_cmd \"\$potlib\" 2>/dev/null \
			 | sed 10q \
			 | egrep "$file_magic_regex" > /dev/null; then
			newdeplibs="$newdeplibs $a_deplib"
			a_deplib=""
			break 2
		      fi
		    done
	      done
	      if test -n "$a_deplib" ; then
		droppeddeps=yes
		echo
		echo "*** Warning: This library needs some functionality provided by $a_deplib."
		echo "*** I have the capability to make that library automatically link in when"
		echo "*** you link to this library.  But I can only do this if you have a"
		echo "*** shared version of the library, which you do not appear to have."
	      fi
	    else
	      # Add a -L argument.
	      newdeplibs="$newdeplibs $a_deplib"
	    fi
	  done # Gone through all deplibs.
	  ;;
	none | unknown | *)
	  newdeplibs=""
	  if $echo "X $deplibs" | $Xsed -e 's/ -lc$//' \
	       -e 's/ -[LR][^ ]*//g' -e 's/[ 	]//g' |
	     grep . >/dev/null; then
	    echo
	    if test "X$deplibs_check_method" = "Xnone"; then
	      echo "*** Warning: inter-library dependencies are not supported in this platform."
	    else
	      echo "*** Warning: inter-library dependencies are not known to be supported."
	    fi
	    echo "*** All declared inter-library dependencies are being dropped."
	    droppeddeps=yes
	  fi
	  ;;
	esac
	versuffix=$versuffix_save
	major=$major_save
	release=$release_save
	libname=$libname_save
	name=$name_save

	if test "$droppeddeps" = yes; then
	  if test "$module" = yes; then
	    echo
	    echo "*** Warning: libtool could not satisfy all declared inter-library"
	    echo "*** dependencies of module $libname.  Therefore, libtool will create"
	    echo "*** a static module, that should work as long as the dlopening"
	    echo "*** application is linked with the -dlopen flag."
	    if test -z "$global_symbol_pipe"; then
	      echo
	      echo "*** However, this would only work if libtool was able to extract symbol"
	      echo "*** lists from a program, using \`nm' or equivalent, but libtool could"
	      echo "*** not find such a program.  So, this module is probably useless."
	      echo "*** \`nm' from GNU binutils and a full rebuild may help."
	    fi
	    if test "$build_old_libs" = no; then
	      oldlibs="$output_objdir/$libname.$libext"
	      build_libtool_libs=module
	      build_old_libs=yes
	    else
	      build_libtool_libs=no
	    fi
	  else
	    echo "*** The inter-library dependencies that have been dropped here will be"
	    echo "*** automatically added whenever a program is linked with this library"
	    echo "*** or is declared to -dlopen it."
	  fi
	fi
	# Done checking deplibs!
	deplibs=$newdeplibs
      fi

      # All the library-specific variables (install_libdir is set above).
      library_names=
      old_library=
      dlname=
      
      # Test again, we may have decided not to build it any more
      if test "$build_libtool_libs" = yes; then
	# Get the real and link names of the library.
	eval library_names=\"$library_names_spec\"
	set dummy $library_names
	realname="$2"
	shift; shift

	if test -n "$soname_spec"; then
	  eval soname=\"$soname_spec\"
	else
	  soname="$realname"
	fi

	lib="$output_objdir/$realname"
	for link
	do
	  linknames="$linknames $link"
	done

	# Ensure that we have .o objects for linkers which dislike .lo
	# (e.g. aix) in case we are running --disable-static
	for obj in $libobjs; do
	  xdir=`$echo "X$obj" | $Xsed -e 's%/[^/]*$%%'`
	  if test "X$xdir" = "X$obj"; then
	    xdir="."
	  else
	    xdir="$xdir"
	  fi
	  baseobj=`$echo "X$obj" | $Xsed -e 's%^.*/%%'`
	  oldobj=`$echo "X$baseobj" | $Xsed -e "$lo2o"`
	  if test ! -f $xdir/$oldobj; then
	    $show "(cd $xdir && ${LN_S} $baseobj $oldobj)"
	    $run eval '(cd $xdir && ${LN_S} $baseobj $oldobj)' || exit $?
	  fi
	done

	# Use standard objects if they are pic
	test -z "$pic_flag" && libobjs=`$echo "X$libobjs" | $SP2NL | $Xsed -e "$lo2o" | $NL2SP`

	# Prepare the list of exported symbols
	if test -z "$export_symbols"; then
	  if test "$always_export_symbols" = yes || test -n "$export_symbols_regex"; then
	    $show "generating symbol list for \`$libname.la'"
	    export_symbols="$output_objdir/$libname.exp"
	    $run $rm $export_symbols
	    eval cmds=\"$export_symbols_cmds\"
	    IFS="${IFS= 	}"; save_ifs="$IFS"; IFS='~'
	    for cmd in $cmds; do
	      IFS="$save_ifs"
	      $show "$cmd"
	      $run eval "$cmd" || exit $?
	    done
	    IFS="$save_ifs"
	    if test -n "$export_symbols_regex"; then
	      $show "egrep -e \"$export_symbols_regex\" \"$export_symbols\" > \"${export_symbols}T\""
	      $run eval 'egrep -e "$export_symbols_regex" "$export_symbols" > "${export_symbols}T"'
	      $show "$mv \"${export_symbols}T\" \"$export_symbols\""
	      $run eval '$mv "${export_symbols}T" "$export_symbols"'
	    fi
	  fi
	fi

	if test -n "$export_symbols" && test -n "$include_expsyms"; then
	  $run eval '$echo "X$include_expsyms" | $SP2NL >> "$export_symbols"'
	fi

	if test -n "$convenience"; then
	  if test -n "$whole_archive_flag_spec"; then
	    eval libobjs=\"\$libobjs $whole_archive_flag_spec\"
	  else
	    gentop="$output_objdir/${outputname}x"
	    $show "${rm}r $gentop"
	    $run ${rm}r "$gentop"
	    $show "mkdir $gentop"
	    $run mkdir "$gentop"
	    status=$?
	    if test $status -ne 0 && test ! -d "$gentop"; then
	      exit $status
	    fi
	    generated="$generated $gentop"

	    for xlib in $convenience; do
	      # Extract the objects.
	      case "$xlib" in
	      [\\/]* | [A-Za-z]:[\\/]*) xabs="$xlib" ;;
	      *) xabs=`pwd`"/$xlib" ;;
	      esac
	      xlib=`$echo "X$xlib" | $Xsed -e 's%^.*/%%'`
	      xdir="$gentop/$xlib"

	      $show "${rm}r $xdir"
	      $run ${rm}r "$xdir"
	      $show "mkdir $xdir"
	      $run mkdir "$xdir"
	      status=$?
	      if test $status -ne 0 && test ! -d "$xdir"; then
		exit $status
	      fi
	      $show "(cd $xdir && $AR x $xabs)"
	      $run eval "(cd \$xdir && $AR x \$xabs)" || exit $?

	      libobjs="$libobjs "`find $xdir -name \*.o -print -o -name \*.lo -print | $NL2SP`
	    done
	  fi
	fi

	if test "$thread_safe" = yes && test -n "$thread_safe_flag_spec"; then
	  eval flag=\"$thread_safe_flag_spec\"
	  linkopts="$linkopts $flag"
	fi

	# Do each of the archive commands.
	if test -n "$export_symbols" && test -n "$archive_expsym_cmds"; then
	  eval cmds=\"$archive_expsym_cmds\"
	else
	  eval cmds=\"$archive_cmds\"
	fi
	IFS="${IFS= 	}"; save_ifs="$IFS"; IFS='~'
	for cmd in $cmds; do
	  IFS="$save_ifs"
	  $show "$cmd"
	  $run eval "$cmd" || exit $?
	done
	IFS="$save_ifs"

	# Create links to the real library.
	for linkname in $linknames; do
	  if test "$realname" != "$linkname"; then
	    $show "(cd $output_objdir && $rm $linkname && $LN_S $realname $linkname)"
	    $run eval '(cd $output_objdir && $rm $linkname && $LN_S $realname $linkname)' || exit $?
	  fi
	done

	# If -module or -export-dynamic was specified, set the dlname.
	if test "$module" = yes || test "$export_dynamic" = yes; then
	  # On all known operating systems, these are identical.
	  dlname="$soname"
	fi
      fi
      ;;

    *.lo | *.o | *.obj)
      if test -n "$link_against_libtool_libs"; then
	$echo "$modename: error: cannot link libtool libraries into objects" 1>&2
	exit 1
      fi

      if test -n "$deplibs"; then
	$echo "$modename: warning: \`-l' and \`-L' are ignored for objects" 1>&2
      fi

      if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then
	$echo "$modename: warning: \`-dlopen' is ignored for objects" 1>&2
      fi

      if test -n "$rpath"; then
	$echo "$modename: warning: \`-rpath' is ignored for objects" 1>&2
      fi

      if test -n "$xrpath"; then
	$echo "$modename: warning: \`-R' is ignored for objects" 1>&2
      fi

      if test -n "$vinfo"; then
	$echo "$modename: warning: \`-version-info' is ignored for objects" 1>&2
      fi

      if test -n "$release"; then
	$echo "$modename: warning: \`-release' is ignored for objects" 1>&2
      fi

      case "$output" in
      *.lo)
	if test -n "$objs"; then
	  $echo "$modename: cannot build library object \`$output' from non-libtool objects" 1>&2
	  exit 1
	fi
	libobj="$output"
	obj=`$echo "X$output" | $Xsed -e "$lo2o"`
	;;
      *)
	libobj=
	obj="$output"
	;;
      esac

      # Delete the old objects.
      $run $rm $obj $libobj

      # Objects from convenience libraries.  This assumes
      # single-version convenience libraries.  Whenever we create
      # different ones for PIC/non-PIC, this we'll have to duplicate
      # the extraction.
      reload_conv_objs=
      gentop=
      # reload_cmds runs $LD directly, so let us get rid of
      # -Wl from whole_archive_flag_spec
      wl= 

      if test -n "$convenience"; then
	if test -n "$whole_archive_flag_spec"; then
	  eval reload_conv_objs=\"\$reload_objs $whole_archive_flag_spec\"
	else
	  gentop="$output_objdir/${obj}x"
	  $show "${rm}r $gentop"
	  $run ${rm}r "$gentop"
	  $show "mkdir $gentop"
	  $run mkdir "$gentop"
	  status=$?
	  if test $status -ne 0 && test ! -d "$gentop"; then
	    exit $status
	  fi
	  generated="$generated $gentop"

	  for xlib in $convenience; do
	    # Extract the objects.
	    case "$xlib" in
	    [\\/]* | [A-Za-z]:[\\/]*) xabs="$xlib" ;;
	    *) xabs=`pwd`"/$xlib" ;;
	    esac
	    xlib=`$echo "X$xlib" | $Xsed -e 's%^.*/%%'`
	    xdir="$gentop/$xlib"

	    $show "${rm}r $xdir"
	    $run ${rm}r "$xdir"
	    $show "mkdir $xdir"
	    $run mkdir "$xdir"
	    status=$?
	    if test $status -ne 0 && test ! -d "$xdir"; then
	      exit $status
	    fi
	    $show "(cd $xdir && $AR x $xabs)"
	    $run eval "(cd \$xdir && $AR x \$xabs)" || exit $?

	    reload_conv_objs="$reload_objs "`find $xdir -name \*.o -print -o -name \*.lo -print | $NL2SP`
	  done
	fi
      fi

      # Create the old-style object.
      reload_objs="$objs "`$echo "X$libobjs" | $SP2NL | $Xsed -e '/\.'${libext}$'/d' -e '/\.lib$/d' -e "$lo2o" | $NL2SP`" $reload_conv_objs"

      output="$obj"
      eval cmds=\"$reload_cmds\"
      IFS="${IFS= 	}"; save_ifs="$IFS"; IFS='~'
      for cmd in $cmds; do
	IFS="$save_ifs"
	$show "$cmd"
	$run eval "$cmd" || exit $?
      done
      IFS="$save_ifs"

      # Exit if we aren't doing a library object file.
      if test -z "$libobj"; then
	if test -n "$gentop"; then
	  $show "${rm}r $gentop"
	  $run ${rm}r $gentop
	fi

	exit 0
      fi

      if test "$build_libtool_libs" != yes; then
	if test -n "$gentop"; then
	  $show "${rm}r $gentop"
	  $run ${rm}r $gentop
	fi

	# Create an invalid libtool object if no PIC, so that we don't
	# accidentally link it into a program.
	$show "echo timestamp > $libobj"
	$run eval "echo timestamp > $libobj" || exit $?
	exit 0
      fi

      if test -n "$pic_flag"; then
	# Only do commands if we really have different PIC objects.
	reload_objs="$libobjs $reload_conv_objs"
	output="$libobj"
	eval cmds=\"$reload_cmds\"
	IFS="${IFS= 	}"; save_ifs="$IFS"; IFS='~'
	for cmd in $cmds; do
	  IFS="$save_ifs"
	  $show "$cmd"
	  $run eval "$cmd" || exit $?
	done
	IFS="$save_ifs"
      else
	# Just create a symlink.
	$show $rm $libobj
	$run $rm $libobj
	xdir=`$echo "X$libobj" | $Xsed -e 's%/[^/]*$%%'`
	if test "X$xdir" = "X$libobj"; then
	  xdir="."
	else
	  xdir="$xdir"
	fi
	baseobj=`$echo "X$libobj" | $Xsed -e 's%^.*/%%'`
	oldobj=`$echo "X$baseobj" | $Xsed -e "$lo2o"`
	$show "(cd $xdir && $LN_S $oldobj $baseobj)"
	$run eval '(cd $xdir && $LN_S $oldobj $baseobj)' || exit $?
      fi

      if test -n "$gentop"; then
	$show "${rm}r $gentop"
	$run ${rm}r $gentop
      fi

      exit 0
      ;;

    # Anything else should be a program.
    *)
      if test -n "$vinfo"; then
	$echo "$modename: warning: \`-version-info' is ignored for programs" 1>&2
      fi

      if test -n "$release"; then
	$echo "$modename: warning: \`-release' is ignored for programs" 1>&2
      fi

      if test "$preload" = yes; then
	if test "$dlopen" = unknown && test "$dlopen_self" = unknown &&
	   test "$dlopen_self_static" = unknown; then
	  $echo "$modename: warning: \`AC_LIBTOOL_DLOPEN' not used. Assuming no dlopen support."
	fi 
      fi
    
      if test -n "$rpath$xrpath"; then
	# If the user specified any rpath flags, then add them.
	for libdir in $rpath $xrpath; do
	  # This is the magic to use -rpath.
	  case "$compile_rpath " in
	  *" $libdir "*) ;;
	  *) compile_rpath="$compile_rpath $libdir" ;;
	  esac
	  case "$finalize_rpath " in
	  *" $libdir "*) ;;
	  *) finalize_rpath="$finalize_rpath $libdir" ;;
	  esac
	done
      fi

      # Now hardcode the library paths
      rpath=
      hardcode_libdirs=
      for libdir in $compile_rpath $finalize_rpath; do
	if test -n "$hardcode_libdir_flag_spec"; then
	  if test -n "$hardcode_libdir_separator"; then
	    if test -z "$hardcode_libdirs"; then
	      hardcode_libdirs="$libdir"
	    else
	      # Just accumulate the unique libdirs.
	      case "$hardcode_libdir_separator$hardcode_libdirs$hardcode_libdir_separator" in
	      *"$hardcode_libdir_separator$libdir$hardcode_libdir_separator"*)
		;;
	      *)
		hardcode_libdirs="$hardcode_libdirs$hardcode_libdir_separator$libdir"
		;;
	      esac
	    fi
	  else
	    eval flag=\"$hardcode_libdir_flag_spec\"
	    rpath="$rpath $flag"
	  fi
	elif test -n "$runpath_var"; then
	  case "$perm_rpath " in
	  *" $libdir "*) ;;
	  *) perm_rpath="$perm_rpath $libdir" ;;
	  esac
	fi
      done
      # Substitute the hardcoded libdirs into the rpath.
      if test -n "$hardcode_libdir_separator" &&
	 test -n "$hardcode_libdirs"; then
	libdir="$hardcode_libdirs"
	eval rpath=\" $hardcode_libdir_flag_spec\"
      fi
      compile_rpath="$rpath"

      rpath=
      hardcode_libdirs=
      for libdir in $finalize_rpath; do
	if test -n "$hardcode_libdir_flag_spec"; then
	  if test -n "$hardcode_libdir_separator"; then
	    if test -z "$hardcode_libdirs"; then
	      hardcode_libdirs="$libdir"
	    else
	      # Just accumulate the unique libdirs.
	      case "$hardcode_libdir_separator$hardcode_libdirs$hardcode_libdir_separ