# Add in any libraries that this one depends upon.	compile_command="$compile_command$dependency_libs"	finalize_command="$finalize_command$dependency_libs"	continue	;;      # Some other compiler argument.      *)	# Unknown arguments in both finalize_command and compile_command need	# to be aesthetically quoted because they are evaled later.	arg=`$echo "X$arg" | $Xsed -e "$sed_quote_subst"`	case "$arg" in	*[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \	]*|*]*)	  arg="\"$arg\""	  ;;	esac	;;      esac      # Now actually substitute the argument into the commands.      if test -n "$arg"; then	compile_command="$compile_command $arg"	finalize_command="$finalize_command $arg"      fi    done    if test -n "$prev"; then      $echo "$modename: the \`$prevarg' option requires an argument" 1>&2      $echo "$help" 1>&2      exit 1    fi    if test "$export_dynamic" = yes && test -n "$export_dynamic_flag_spec"; then      eval arg=\"$export_dynamic_flag_spec\"      compile_command="$compile_command $arg"      finalize_command="$finalize_command $arg"    fi    oldlibs=    # calculate the name of the file, without its directory    outputname=`$echo "X$output" | $Xsed -e 's%^.*/%%'`    libobjs_save="$libobjs"    case "$output" in    "")      $echo "$modename: you must specify an output file" 1>&2      $echo "$help" 1>&2      exit 1      ;;    *.a | *.lib)      if test -n "$link_against_libtool_libs"; then	$echo "$modename: error: cannot link libtool libraries into archives" 1>&2	exit 1      fi      if test -n "$deplibs"; then	$echo "$modename: warning: \`-l' and \`-L' are ignored for archives" 1>&2      fi      if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then	$echo "$modename: warning: \`-dlopen' is ignored for archives" 1>&2      fi      if test -n "$rpath"; then	$echo "$modename: warning: \`-rpath' is ignored for archives" 1>&2      fi      if test -n "$xrpath"; then	$echo "$modename: warning: \`-R' is ignored for archives" 1>&2      fi      if test -n "$vinfo"; then	$echo "$modename: warning: \`-version-info' is ignored for archives" 1>&2      fi      if test -n "$release"; then	$echo "$modename: warning: \`-release' is ignored for archives" 1>&2      fi      if test -n "$export_symbols" || test -n "$export_symbols_regex"; then	$echo "$modename: warning: \`-export-symbols' is ignored for archives" 1>&2      fi      # Now set the variables for building old libraries.      build_libtool_libs=no      oldlibs="$output"      ;;    *.la)      # Make sure we only generate libraries of the form `libNAME.la'.      case "$outputname" in      lib*)	name=`$echo "X$outputname" | $Xsed -e 's/\.la$//' -e 's/^lib//'`	eval libname=\"$libname_spec\"	;;      *)	if test "$module" = no; then	  $echo "$modename: libtool library \`$output' must begin with \`lib'" 1>&2	  $echo "$help" 1>&2	  exit 1	fi	if test "$need_lib_prefix" != no; then	  # Add the "lib" prefix for modules if required	  name=`$echo "X$outputname" | $Xsed -e 's/\.la$//'`	  eval libname=\"$libname_spec\"	else	  libname=`$echo "X$outputname" | $Xsed -e 's/\.la$//'`	fi	;;      esac      output_objdir=`$echo "X$output" | $Xsed -e 's%/[^/]*$%%'`      if test "X$output_objdir" = "X$output"; then	output_objdir="$objdir"      else	output_objdir="$output_objdir/$objdir"      fi      if test -n "$objs"; then	$echo "$modename: cannot build libtool library \`$output' from non-libtool objects:$objs" 2>&1	exit 1      fi      # How the heck are we supposed to write a wrapper for a shared library?      if test -n "$link_against_libtool_libs"; then	 $echo "$modename: error: cannot link shared libraries into libtool libraries" 1>&2	 exit 1      fi      if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then	$echo "$modename: warning: \`-dlopen' is ignored for libtool libraries" 1>&2      fi      set dummy $rpath      if test $# -gt 2; then	$echo "$modename: warning: ignoring multiple \`-rpath's for a libtool library" 1>&2      fi      install_libdir="$2"      oldlibs=      if test -z "$rpath"; then	if test "$build_libtool_libs" = yes; then	  # Building a libtool convenience library.	  libext=al	  oldlibs="$output_objdir/$libname.$libext $oldlibs"	  build_libtool_libs=convenience	  build_old_libs=yes	fi	dependency_libs="$deplibs"	if test -n "$vinfo"; then	  $echo "$modename: warning: \`-version-info' is ignored for convenience libraries" 1>&2	fi	if test -n "$release"; then	  $echo "$modename: warning: \`-release' is ignored for convenience libraries" 1>&2	fi      else	# Parse the version information argument.	IFS="${IFS= 	}"; save_ifs="$IFS"; IFS=':'	set dummy $vinfo 0 0 0	IFS="$save_ifs"	if test -n "$8"; then	  $echo "$modename: too many parameters to \`-version-info'" 1>&2	  $echo "$help" 1>&2	  exit 1	fi	current="$2"	revision="$3"	age="$4"	# Check that each of the things are valid numbers.	case "$current" in	0 | [1-9] | [1-9][0-9]*) ;;	*)	  $echo "$modename: CURRENT \`$current' is not a nonnegative integer" 1>&2	  $echo "$modename: \`$vinfo' is not valid version information" 1>&2	  exit 1	  ;;	esac	case "$revision" in	0 | [1-9] | [1-9][0-9]*) ;;	*)	  $echo "$modename: REVISION \`$revision' is not a nonnegative integer" 1>&2	  $echo "$modename: \`$vinfo' is not valid version information" 1>&2	  exit 1	  ;;	esac	case "$age" in	0 | [1-9] | [1-9][0-9]*) ;;	*)	  $echo "$modename: AGE \`$age' is not a nonnegative integer" 1>&2	  $echo "$modename: \`$vinfo' is not valid version information" 1>&2	  exit 1	  ;;	esac	if test $age -gt $current; then	  $echo "$modename: AGE \`$age' is greater than the current interface number \`$current'" 1>&2	  $echo "$modename: \`$vinfo' is not valid version information" 1>&2	  exit 1	fi	# Calculate the version variables.	major=	versuffix=	verstring=	case "$version_type" in	none) ;;	irix)	  major=`expr $current - $age + 1`	  versuffix="$major.$revision"	  verstring="sgi$major.$revision"	  # Add in all the interfaces that we are compatible with.	  loop=$revision	  while test $loop != 0; do	    iface=`expr $revision - $loop`	    loop=`expr $loop - 1`	    verstring="sgi$major.$iface:$verstring"	  done	  ;;	linux)	  major=.`expr $current - $age`	  versuffix="$major.$age.$revision"	  ;;	osf)	  major=`expr $current - $age`	  versuffix=".$current.$age.$revision"	  verstring="$current.$age.$revision"	  # Add in all the interfaces that we are compatible with.	  loop=$age	  while test $loop != 0; do	    iface=`expr $current - $loop`	    loop=`expr $loop - 1`	    verstring="$verstring:${iface}.0"	  done	  # Make executables depend on our current version.	  verstring="$verstring:${current}.0"	  ;;	sunos)	  major=".$current"	  versuffix=".$current.$revision"	  ;;	freebsd-aout)	  major=".$current"	  versuffix=".$current.$revision";	  ;;	freebsd-elf)	  major=".$current"	  versuffix=".$current";	  ;;	windows)	  # Like Linux, but with '-' rather than '.', since we only	  # want one extension on Windows 95.	  major=`expr $current - $age`	  versuffix="-$major-$age-$revision"	  ;;	*)	  $echo "$modename: unknown library version type \`$version_type'" 1>&2	  echo "Fatal configuration error.  See the $PACKAGE docs for more information." 1>&2	  exit 1	  ;;	esac	# Clear the version info if we defaulted, and they specified a release.	if test -z "$vinfo" && test -n "$release"; then	  major=	  verstring="0.0"	  if test "$need_version" = no; then	    versuffix=	  else	    versuffix=".0.0"	  fi	fi	# Remove version info from name if versioning should be avoided	if test "$avoid_version" = yes && test "$need_version" = no; then	  major=	  versuffix=	  verstring=""	fi		# Check to see if the archive will have undefined symbols.	if test "$allow_undefined" = yes; then	  if test "$allow_undefined_flag" = unsupported; then	    $echo "$modename: warning: undefined symbols not allowed in $host shared libraries" 1>&2	    build_libtool_libs=no	    build_old_libs=yes	  fi	else	  # Don't allow undefined symbols.	  allow_undefined_flag="$no_undefined_flag"	fi	dependency_libs="$deplibs"	case "$host" in	*-*-cygwin* | *-*-mingw* | *-*-os2* | *-*-beos*)	  # these systems don't actually have a c library (as such)!	  ;;	*)	  # Add libc to deplibs on all other systems.	  deplibs="$deplibs -lc"	  ;;	esac      fi      # Create the output directory, or remove our outputs if we need to.      if test -d $output_objdir; then	$show "${rm}r $output_objdir/$outputname $output_objdir/$libname.* $output_objdir/${libname}${release}.*"	$run ${rm}r $output_objdir/$outputname $output_objdir/$libname.* $output_objdir/${libname}${release}.*      else	$show "$mkdir $output_objdir"	$run $mkdir $output_objdir	status=$?	if test $status -ne 0 && test ! -d $output_objdir; then	  exit $status	fi      fi      # Now set the variables for building old libraries.      if test "$build_old_libs" = yes && test "$build_libtool_libs" != convenience ; then	oldlibs="$oldlibs $output_objdir/$libname.$libext"	# Transform .lo files to .o files.	oldobjs="$objs "`$echo "X$libobjs" | $SP2NL | $Xsed -e '/\.'${libext}'$/d' -e "$lo2o" | $NL2SP`      fi      if test "$build_libtool_libs" = yes; then	# Transform deplibs into only deplibs that can be linked in shared.	name_save=$name	libname_save=$libname	release_save=$release	versuffix_save=$versuffix	major_save=$major	# I'm not sure if I'm treating the release correctly.  I think	# release should show up in the -l (ie -lgmp5) so we don't want to	# add it in twice.  Is that correct?	release=""	versuffix=""	major=""	newdeplibs=	droppeddeps=no	case "$deplibs_check_method" in	pass_all)	  # Don't check for shared/static.  Everything works.	  # This might be a little naive.  We might want to check	  # whether the library exists or not.  But this is on	  # osf3 & osf4 and I'm not really sure... Just	  # implementing what was already the behaviour.	  newdeplibs=$deplibs	  ;;	test_compile)	  # This code stresses the "libraries are programs" paradigm to its	  # limits. Maybe even breaks it.  We compile a program, linking it	  # against the deplibs as a proxy for the library.  Then we can check	  # whether they linked in statically or dynamically with ldd.	  $rm conftest.c	  cat > conftest.c <<EOF	  int main() { return 0; }EOF	  $rm conftest	  $C_compiler -o conftest conftest.c $deplibs	  if test $? -eq 0 ; then	    ldd_output=`ldd conftest`	    for i in $deplibs; do	      name="`expr $i : '-l\(.*\)'`"	      # If $name is empty we are operating on a -L argument.	      if test "$name" != "" ; then		libname=`eval \\$echo \"$libname_spec\"`		deplib_matches=`eval \\$echo \"$library_names_spec\"`		set dummy $deplib_matches		deplib_match=$2		if test `expr "$ldd_output" : ".*$deplib_match"` -ne 0 ; then		  newdeplibs="$newdeplibs $i"		else		  droppeddeps=yes		  echo		  echo "*** Warning: This library needs some functionality provided by $i."		  echo "*** I have the capability to make that library automatically link in when"		  echo "*** you link to this library.  But I can only do this if you have a"		  echo "*** shared version of the library, which you do not appear to have."		fi	      else		newdeplibs="$newdeplibs $i"	      fi	    done	  else	    # Error occured in the first compile.  Let's try to salvage the situation:	    # Compile a seperate program for each library.	    for i in $deplibs; do	      name="`expr $i : '-l\(.*\)'`"	     # If $name is empty we are operating on a -L argument.	      if test "$name" != "" ; then		$rm conftest		$C_compiler -o conftest conftest.c $i		# Did it work?		if test $? -eq 0 ; then		  ldd_output=`ldd conftest`		  libname=`eval \\$echo \"$libname_spec\"`		  deplib_matches=`eval \\$echo \"$library_names_spec\"`		  set dummy $deplib_matches		  deplib_match=$2		  if test `expr "$ldd_output" : ".*$deplib_match"` -ne 0 ; then		    newdeplibs="$newdeplibs $i"		  else		    droppeddeps=yes		    echo		    echo "*** Warning: This library needs some functionality provided by $i."		    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		  droppeddeps=yes		  echo		  echo "*** Warning!  Library $i is needed by this library but I was not able to"		  echo "***  make it link in!  You will probably need to install it or some"		  echo "*** library that it depends on before this library will be fully"		  echo "*** functional.  Installing it before continuing would be even better."		fi	      else		newdeplibs="$newdeplibs $i"	      fi	    done	  fi	  ;;	file_magic*)	  set dummy $deplibs_check_method	  file_magic_regex="`expr \"$deplibs_check_method\" : \"$2 \(.*\)\"`"	  for a_deplib in $deplibs; do	    name="`expr $a_deplib : '-l\(.*\)'`"	    # If $name is empty we are operating on a -L argument.	    if test "$name" != "" ; then	      libname=`eval \\$echo \"$libname_spec\"`	      for i in $lib_search_path; do		    potential_libs=`ls $i/$libname[.-]* 2>/dev/null`		    for potent_lib in $potential_libs; do		      # Follow soft links.		      if ls -lLd "$potlib" 2>/dev/null \			 | grep " -> " >/dev/null; then			continue 		      fi		      # 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