~ubuntu-branches/ubuntu/maverick/gpsdrive/maverick

# ltmain.sh - Provide generalized library-building support services.

# NOTE: Changing this file will not affect anything until you rerun configure.

#

# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004

# Free Software Foundation, Inc.

# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996

#

# 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 2 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, write to the Free Software

# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

#

# As a special exception to the GNU General Public License, if you

# distribute this file as part of a program that contains a

# configuration script generated by Autoconf, you may include it under

# the same distribution terms that you use for the rest of that program.

basename="s,^.*/,,g"

# Work around backward compatibility issue on IRIX 6.5. On IRIX 6.4+, sh

# is ksh but when the shell is invoked as "sh" and the current value of

# the _XPG environment variable is not equal to 1 (one), the special

# positional parameter $0, within a function call, is the name of the

# function.

progpath="$0"

# The name of this program:

progname=`echo "$progpath" | $SED $basename`

modename="$progname"

# Global variables:

EXIT_SUCCESS=0

EXIT_FAILURE=1

PROGRAM=ltmain.sh

PACKAGE=libtool

VERSION=1.5.8

TIMESTAMP=" (1.1220.2.118 2004/08/07 12:24:38)"

# See if we are running on zsh, and set the options which allow our

# commands through without removal of \ escapes.

if test -n "${ZSH_VERSION+set}" ; then

  setopt NO_GLOB_SUBST

fi

# Check that we have a working $echo.

if test "X$1" = X--no-reexec; then

  # Discard the --no-reexec flag, and continue.

  shift

elif test "X$1" = X--fallback-echo; then

  # Avoid inline document here, it may be left over

  :

elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then

  # Yippee, $echo works!

  :

else

  # Restart under the correct shell, and then maybe $echo will work.

  exec $SHELL "$progpath" --no-reexec ${1+"$@"}

fi

if test "X$1" = X--fallback-echo; then

  # used as fallback echo

  shift

  cat <<EOF

$*

EOF

  exit $EXIT_SUCCESS

fi

default_mode=

help="Try \`$progname --help' for more information."

magic="%%%MAGIC variable%%%"

mkdir="mkdir"

mv="mv -f"

rm="rm -f"

# Sed substitution that helps us do robust quoting.  It backslashifies

# metacharacters that are still active within double-quoted strings.

Xsed="${SED}"' -e 1s/^X//'

sed_quote_subst='s/\([\\`\\"$\\\\]\)/\\\1/g'

# test EBCDIC or ASCII

case `echo A|tr A '\301'` in

 A) # EBCDIC based system

  SP2NL="tr '\100' '\n'"

  NL2SP="tr '\r\n' '\100\100'"

  ;;

 *) # Assume ASCII based system

  SP2NL="tr '\040' '\012'"

  NL2SP="tr '\015\012' '\040\040'"

  ;;

esac

# NLS nuisances.

# Only set LANG and LC_ALL to C if already set.

# These must not be set unconditionally because not all systems understand

# e.g. LANG=C (notably SCO).

# We save the old values to restore during execute mode.

if test "${LC_ALL+set}" = set; then

  save_LC_ALL="$LC_ALL"; LC_ALL=C; export LC_ALL

fi

if test "${LANG+set}" = set; then

  save_LANG="$LANG"; LANG=C; export LANG

fi

# Make sure IFS has a sensible default

: ${IFS=" 	

"}

if test "$build_libtool_libs" != yes && test "$build_old_libs" != yes; then

  $echo "$modename: not configured to build any kind of library" 1>&2

  $echo "Fatal configuration error.  See the $PACKAGE docs for more information." 1>&2

  exit $EXIT_FAILURE

fi

# Global variables.

mode=$default_mode

nonopt=

prev=

prevopt=

run=

show="$echo"

show_help=

execute_dlfiles=

lo2o="s/\\.lo\$/.${objext}/"

o2lo="s/\\.${objext}\$/.lo/"

#####################################

# Shell function definitions:

# This seems to be the best place for them

# func_win32_libid arg

# return the library type of file 'arg'

#

# Need a lot of goo to handle *both* DLLs and import libs

# Has to be a shell function in order to 'eat' the argument

# that is supplied when $file_magic_command is called.

func_win32_libid () {

  win32_libid_type="unknown"

  win32_fileres=`file -L $1 2>/dev/null`

  case $win32_fileres in

  *ar\ archive\ import\ library*) # definitely import

    win32_libid_type="x86 archive import"

    ;;

  *ar\ archive*) # could be an import, or static

    if eval $OBJDUMP -f $1 | $SED -e '10q' 2>/dev/null | \

      $EGREP -e 'file format pe-i386(.*architecture: i386)?' >/dev/null ; then

      win32_nmres=`eval $NM -f posix -A $1 | \

	sed -n -e '1,100{/ I /{x;/import/!{s/^/import/;h;p;};x;};}'`

      if test "X$win32_nmres" = "Ximport" ; then

        win32_libid_type="x86 archive import"

      else

        win32_libid_type="x86 archive static"

      fi

    fi

    ;;

  *DLL*)

    win32_libid_type="x86 DLL"

    ;;

  *executable*) # but shell scripts are "executable" too...

    case $win32_fileres in

    *MS\ Windows\ PE\ Intel*)

      win32_libid_type="x86 DLL"

      ;;

    esac

    ;;

  esac

  $echo $win32_libid_type

}

# func_infer_tag arg

# Infer tagged configuration to use if any are available and

# if one wasn't chosen via the "--tag" command line option.

# Only attempt this if the compiler in the base compile

# command doesn't match the default compiler.

# arg is usually of the form 'gcc ...'

func_infer_tag () {

    if test -n "$available_tags" && test -z "$tagname"; then

      CC_quoted=

      for arg in $CC; do

	case $arg in

	  *[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \	]*|*]*|"")

	  arg="\"$arg\""

	  ;;

	esac

	CC_quoted="$CC_quoted $arg"

      done

      case $@ in

      # Blanks in the command may have been stripped by the calling shell,

      # but not from the CC environment variable when configure was run.

      " $CC "* | "$CC "* | " `$echo $CC` "* | "`$echo $CC` "* | " $CC_quoted"* | "$CC_quoted "* | " `$echo $CC_quoted` "* | "`$echo $CC_quoted` "*) ;;

      # Blanks at the start of $base_compile will cause this to fail

      # if we don't check for them as well.

      *)

	for z in $available_tags; do

	  if grep "^# ### BEGIN LIBTOOL TAG CONFIG: $z$" < "$progpath" > /dev/null; then

	    # Evaluate the configuration.

	    eval "`${SED} -n -e '/^# ### BEGIN LIBTOOL TAG CONFIG: '$z'$/,/^# ### END LIBTOOL TAG CONFIG: '$z'$/p' < $progpath`"

	    CC_quoted=

	    for arg in $CC; do

	    # Double-quote args containing other shell metacharacters.

	    case $arg in

	      *[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \	]*|*]*|"")

	      arg="\"$arg\""

	      ;;

	    esac

	    CC_quoted="$CC_quoted $arg"

	  done

	    case "$@ " in

	      " $CC "* | "$CC "* | " `$echo $CC` "* | "`$echo $CC` "* | " $CC_quoted"* | "$CC_quoted "* | " `$echo $CC_quoted` "* | "`$echo $CC_quoted` "*)

	      # The compiler in the base compile command matches

	      # the one in the tagged configuration.

	      # Assume this is the tagged configuration we want.

	      tagname=$z

	      break

	      ;;

	    esac

	  fi

	done

	# If $tagname still isn't set, then no tagged configuration

	# was found and let the user know that the "--tag" command

	# line option must be used.

	if test -z "$tagname"; then

	  $echo "$modename: unable to infer tagged configuration"

	  $echo "$modename: specify a tag with \`--tag'" 1>&2

	  exit $EXIT_FAILURE

#        else

#          $echo "$modename: using $tagname tagged configuration"

	fi

	;;

      esac

    fi

}

# func_extract_archives gentop oldlib ...

func_extract_archives () {

    my_gentop="$1"; shift

    my_oldlibs=${1+"$@"}

    my_oldobjs=""

    my_xlib=""

    my_xabs=""

    my_xdir=""

    my_status=""

    $show "${rm}r $my_gentop"

    $run ${rm}r "$my_gentop"

    $show "$mkdir $my_gentop"

    $run $mkdir "$my_gentop"

    my_status=$?

    if test "$my_status" -ne 0 && test ! -d "$my_gentop"; then

      exit $my_status

    fi

    for my_xlib in $my_oldlibs; do

      # Extract the objects.

      case $my_xlib in

	[\\/]* | [A-Za-z]:[\\/]*) my_xabs="$my_xlib" ;;

	*) my_xabs=`pwd`"/$my_xlib" ;;

      esac

      my_xlib=`$echo "X$my_xlib" | $Xsed -e 's%^.*/%%'`

      my_xdir="$my_gentop/$my_xlib"

      $show "${rm}r $my_xdir"

      $run ${rm}r "$my_xdir"

      $show "$mkdir $my_xdir"

      $run $mkdir "$my_xdir"

      status=$?

      if test "$status" -ne 0 && test ! -d "$my_xdir"; then

	exit $status

      fi

      case $host in

      *-darwin*)

	$show "Extracting $my_xabs"

	# Do not bother doing anything if just a dry run

	if test -z "$run"; then

	  darwin_orig_dir=`pwd`

	  cd $my_xdir || exit $?

	  darwin_archive=$my_xabs

	  darwin_curdir=`pwd`

	  darwin_base_archive=`basename $darwin_archive`

	  darwin_arches=`lipo -info "$darwin_archive" 2>/dev/null | $EGREP Architectures 2>/dev/null`

	  if test -n "$darwin_arches"; then 

	    darwin_arches=`echo "$darwin_arches" | $SED -e 's/.*are://'`

	    darwin_arch=

	    $show "$darwin_base_archive has multiple architectures $darwin_arches"

	    for darwin_arch in  $darwin_arches ; do

	      mkdir -p "unfat-$$/${darwin_base_archive}-${darwin_arch}"

	      lipo -thin $darwin_arch -output "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}" "${darwin_archive}"

	      # Remove the table of contents from the thin files.

	      $AR -d "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}" __.SYMDEF 2>/dev/null || true

	      $AR -d "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}" __.SYMDEF\ SORTED 2>/dev/null || true

	      cd "unfat-$$/${darwin_base_archive}-${darwin_arch}"

	      $AR -xo "${darwin_base_archive}"

	      rm "${darwin_base_archive}"

	      cd "$darwin_curdir"

	    done # $darwin_arches

      ## Okay now we have a bunch of thin objects, gotta fatten them up :)

	    darwin_filelist=`find unfat-$$ -type f | xargs basename | sort -u | $NL2SP`

	    darwin_file=

	    darwin_files=

	    for darwin_file in $darwin_filelist; do

	      darwin_files=`find unfat-$$ -name $darwin_file -print | $NL2SP`

	      lipo -create -output "$darwin_file" $darwin_files

	    done # $darwin_filelist

	    rm -rf unfat-$$

	    cd "$darwin_orig_dir"

	  else

	    cd $darwin_orig_dir

	    (cd $my_xdir && $AR x $my_xabs) || exit $?

	  fi # $darwin_arches

	fi # $run

      ;;

      *)

	# We will extract separately just the conflicting names and we will

	# no longer touch any unique names. It is faster to leave these

	# extract automatically by $AR in one run.

	$show "(cd $my_xdir && $AR x $my_xabs)"

	$run eval "(cd \$my_xdir && $AR x \$my_xabs)" || exit $?

	if ($AR t "$my_xabs" | sort | sort -uc >/dev/null 2>&1); then

	  :

	else

	  $echo "$modename: warning: object name conflicts; renaming object files" 1>&2

	  $echo "$modename: warning: to ensure that they will not overwrite" 1>&2

	  $AR t "$my_xabs" | sort | uniq -cd | while read -r count name

	  do

	    i=1

	    while test "$i" -le "$count"

	    do

	      # Put our $i before any first dot (extension)

	      # Never overwrite any file

	      name_to="$name"

	      while test "X$name_to" = "X$name" || test -f "$my_xdir/$name_to"

	      do

		name_to=`$echo "X$name_to" | $Xsed -e "s/\([^.]*\)/\1-$i/"`

	      done

	      $show "(cd $my_xdir && $AR xN $i $my_xabs '$name' && $mv '$name' '$name_to')"

	      $run eval "(cd \$my_xdir && $AR xN $i \$my_xabs '$name' && $mv '$name' '$name_to')" || exit $?

	      i=`expr $i + 1`

	    done

	  done

	fi

	;;

      esac

      my_oldobjs="$my_oldobjs "`find $my_xdir -name \*.$objext -print -o -name \*.lo -print | $NL2SP`

    done

    func_extract_archives_result="$my_oldobjs"

}

# End of Shell function definitions

#####################################

# Darwin sucks

eval std_shrext=\"$shrext_cmds\"

# Parse our command line options once, thoroughly.

while test "$#" -gt 0

do

  arg="$1"

  shift

  case $arg in

  -*=*) optarg=`$echo "X$arg" | $Xsed -e 's/[-_a-zA-Z0-9]*=//'` ;;

  *) optarg= ;;

  esac

  # If the previous option needs an argument, assign it.

  if test -n "$prev"; then

    case $prev in

    execute_dlfiles)

      execute_dlfiles="$execute_dlfiles $arg"

      ;;

    tag)

      tagname="$arg"

      preserve_args="${preserve_args}=$arg"

      # Check whether tagname contains only valid characters

      case $tagname in

      *[!-_A-Za-z0-9,/]*)

	$echo "$progname: invalid tag name: $tagname" 1>&2

	exit $EXIT_FAILURE

	;;

      esac

      case $tagname in

      CC)

	# Don't test for the "default" C tag, as we know, it's there, but

	# not specially marked.

	;;

      *)

	if grep "^# ### BEGIN LIBTOOL TAG CONFIG: $tagname$" < "$progpath" > /dev/null; then

	  taglist="$taglist $tagname"

	  # Evaluate the configuration.

	  eval "`${SED} -n -e '/^# ### BEGIN LIBTOOL TAG CONFIG: '$tagname'$/,/^# ### END LIBTOOL TAG CONFIG: '$tagname'$/p' < $progpath`"

	else

	  $echo "$progname: ignoring unknown tag $tagname" 1>&2

	fi

	;;

      esac

      ;;

    *)

      eval "$prev=\$arg"

      ;;

    esac

    prev=

    prevopt=

    continue

  fi

  # Have we seen a non-optional argument yet?

  case $arg in

  --help)

    show_help=yes

    ;;

  --version)

    $echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"

    $echo

    $echo "Copyright (C) 2003  Free Software Foundation, Inc."

    $echo "This is free software; see the source for copying conditions.  There is NO"

    $echo "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."

    exit $EXIT_SUCCESS

    ;;

  --config)

    ${SED} -e '1,/^# ### BEGIN LIBTOOL CONFIG/d' -e '/^# ### END LIBTOOL CONFIG/,$d' $progpath

    # Now print the configurations for the tags.

    for tagname in $taglist; do

      ${SED} -n -e "/^# ### BEGIN LIBTOOL TAG CONFIG: $tagname$/,/^# ### END LIBTOOL TAG CONFIG: $tagname$/p" < "$progpath"

    done

    exit $EXIT_SUCCESS

    ;;

  --debug)

    $echo "$progname: enabling shell trace mode"

    set -x

    preserve_args="$preserve_args $arg"

    ;;

  --dry-run | -n)

    run=:

    ;;

  --features)

    $echo "host: $host"

    if test "$build_libtool_libs" = yes; then

      $echo "enable shared libraries"

    else

      $echo "disable shared libraries"

    fi

    if test "$build_old_libs" = yes; then

      $echo "enable static libraries"

    else

      $echo "disable static libraries"

    fi

    exit $EXIT_SUCCESS

    ;;

  --finish) mode="finish" ;;

  --mode) prevopt="--mode" prev=mode ;;

  --mode=*) mode="$optarg" ;;

  --preserve-dup-deps) duplicate_deps="yes" ;;

  --quiet | --silent)

    show=:

    preserve_args="$preserve_args $arg"

    ;;

  --tag) prevopt="--tag" prev=tag ;;

  --tag=*)

    set tag "$optarg" ${1+"$@"}

    shift

    prev=tag

    preserve_args="$preserve_args --tag"

    ;;

  -dlopen)

    prevopt="-dlopen"

    prev=execute_dlfiles

    ;;

  -*)

    $echo "$modename: unrecognized option \`$arg'" 1>&2

    $echo "$help" 1>&2

    exit $EXIT_FAILURE

    ;;

  *)

    nonopt="$arg"

    break

    ;;

  esac

done

if test -n "$prevopt"; then

  $echo "$modename: option \`$prevopt' requires an argument" 1>&2

  $echo "$help" 1>&2

  exit $EXIT_FAILURE

fi

# If this variable is set in any of the actions, the command in it

# will be execed at the end.  This prevents here-documents from being

# left over by shells.

exec_cmd=

if test -z "$show_help"; then

  # Infer the operation mode.

  if test -z "$mode"; then

    $echo "*** Warning: inferring the mode of operation is deprecated." 1>&2

    $echo "*** Future versions of Libtool will require -mode=MODE be specified." 1>&2

    case $nonopt in

    *cc | cc* | *++ | gcc* | *-gcc* | g++* | xlc*)

      mode=link

      for arg

      do

	case $arg in

	-c)

	   mode=compile

	   break

	   ;;

	esac

      done

      ;;

    *db | *dbx | *strace | *truss)

      mode=execute

      ;;

    *install*|cp|mv)

      mode=install

      ;;

    *rm)

      mode=uninstall

      ;;

    *)

      # If we have no mode, but dlfiles were specified, then do execute mode.

      test -n "$execute_dlfiles" && mode=execute

      # Just use the default operation mode.

      if test -z "$mode"; then

	if test -n "$nonopt"; then

	  $echo "$modename: warning: cannot infer operation mode from \`$nonopt'" 1>&2

	else

	  $echo "$modename: warning: cannot infer operation mode without MODE-ARGS" 1>&2

	fi

      fi

      ;;

    esac

  fi

  # Only execute mode is allowed to have -dlopen flags.

  if test -n "$execute_dlfiles" && test "$mode" != execute; then

    $echo "$modename: unrecognized option \`-dlopen'" 1>&2

    $echo "$help" 1>&2

    exit $EXIT_FAILURE

  fi

  # Change the help message to a mode-specific one.

  generic_help="$help"

  help="Try \`$modename --help --mode=$mode' for more information."

  # These modes are in order of execution frequency so that they run quickly.

  case $mode in

  # libtool compile mode

  compile)

    modename="$modename: compile"

    # Get the compilation command and the source file.

    base_compile=

    srcfile="$nonopt"  #  always keep a non-empty value in "srcfile"

    suppress_opt=yes

    suppress_output=

    arg_mode=normal

    libobj=

    later=

    for arg

    do

      case "$arg_mode" in

      arg  )

	# do not "continue".  Instead, add this to base_compile

	lastarg="$arg"

	arg_mode=normal

	;;

      target )

	libobj="$arg"

	arg_mode=normal

	continue

	;;

      normal )

	# Accept any command-line options.

	case $arg in

	-o)

	  if test -n "$libobj" ; then

	    $echo "$modename: you cannot specify \`-o' more than once" 1>&2

	    exit $EXIT_FAILURE

	  fi

	  arg_mode=target

	  continue

	  ;;

	-static | -prefer-pic | -prefer-non-pic)

	  later="$later $arg"

	  continue

	  ;;

	-no-suppress)

	  suppress_opt=no

	  continue

	  ;;

	-Xcompiler)

	  arg_mode=arg  #  the next one goes into the "base_compile" arg list

	  continue      #  The current "srcfile" will either be retained or

	  ;;            #  replaced later.  I would guess that would be a bug.

	-Wc,*)

	  args=`$echo "X$arg" | $Xsed -e "s/^-Wc,//"`

	  lastarg=

	  save_ifs="$IFS"; IFS=','

 	  for arg in $args; do

	    IFS="$save_ifs"

	    # Double-quote args containing other shell metacharacters.

	    # Many Bourne shells cannot handle close brackets correctly

	    # in scan sets, so we specify it separately.

	    case $arg in

	      *[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \	]*|*]*|"")

	      arg="\"$arg\""

	      ;;

	    esac

	    lastarg="$lastarg $arg"

	  done

	  IFS="$save_ifs"

	  lastarg=`$echo "X$lastarg" | $Xsed -e "s/^ //"`

	  # Add the arguments to base_compile.

	  base_compile="$base_compile $lastarg"

	  continue

	  ;;

	* )

	  # Accept the current argument as the source file.

	  # The previous "srcfile" becomes the current argument.

	  #

	  lastarg="$srcfile"

	  srcfile="$arg"

	  ;;

	esac  #  case $arg

	;;

      esac    #  case $arg_mode

      # Aesthetically quote the previous argument.

      lastarg=`$echo "X$lastarg" | $Xsed -e "$sed_quote_subst"`

      case $lastarg in

      # Double-quote args containing other shell metacharacters.

      # Many Bourne shells cannot handle close brackets correctly

      # in scan sets, so we specify it separately.

      *[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \	]*|*]*|"")

	lastarg="\"$lastarg\""

	;;

      esac

      base_compile="$base_compile $lastarg"

    done # for arg

    case $arg_mode in

    arg)

      $echo "$modename: you must specify an argument for -Xcompile"

      exit $EXIT_FAILURE

      ;;

    target)

      $echo "$modename: you must specify a target with \`-o'" 1>&2

      exit $EXIT_FAILURE

      ;;

    *)

      # Get the name of the library object.

      [ -z "$libobj" ] && libobj=`$echo "X$srcfile" | $Xsed -e 's%^.*/%%'`

      ;;

    esac

    # Recognize several different file suffixes.

    # If the user specifies -o file.o, it is replaced with file.lo

    xform='[cCFSifmso]'

    case $libobj in

    *.ada) xform=ada ;;

    *.adb) xform=adb ;;

    *.ads) xform=ads ;;

    *.asm) xform=asm ;;

    *.c++) xform=c++ ;;

    *.cc) xform=cc ;;

    *.ii) xform=ii ;;

    *.class) xform=class ;;

    *.cpp) xform=cpp ;;

    *.cxx) xform=cxx ;;

    *.f90) xform=f90 ;;

    *.for) xform=for ;;

    *.java) xform=java ;;

    esac

    libobj=`$echo "X$libobj" | $Xsed -e "s/\.$xform$/.lo/"`

    case $libobj in

    *.lo) obj=`$echo "X$libobj" | $Xsed -e "$lo2o"` ;;

    *)

      $echo "$modename: cannot determine name of library object from \`$libobj'" 1>&2

      exit $EXIT_FAILURE

      ;;

    esac

    func_infer_tag $base_compile

    for arg in $later; do

      case $arg in

      -static)

	build_old_libs=yes

	continue

	;;

      -prefer-pic)

	pic_mode=yes

	continue

	;;

      -prefer-non-pic)

	pic_mode=no

	continue

	;;

      esac

    done

    objname=`$echo "X$obj" | $Xsed -e 's%^.*/%%'`

    xdir=`$echo "X$obj" | $Xsed -e 's%/[^/]*$%%'`

    if test "X$xdir" = "X$obj"; then

      xdir=

    else

      xdir=$xdir/

    fi

    lobj=${xdir}$objdir/$objname

    if test -z "$base_compile"; then

      $echo "$modename: you must specify a compilation command" 1>&2

      $echo "$help" 1>&2

      exit $EXIT_FAILURE

    fi

    # Delete any leftover library objects.

    if test "$build_old_libs" = yes; then

      removelist="$obj $lobj $libobj ${libobj}T"

    else

      removelist="$lobj $libobj ${libobj}T"

    fi

    $run $rm $removelist

    trap "$run $rm $removelist; exit $EXIT_FAILURE" 1 2 15

    # On Cygwin there's no "real" PIC flag so we must build both object types

    case $host_os in

    cygwin* | mingw* | pw32* | os2*)

      pic_mode=default

      ;;

    esac

    if test "$pic_mode" = no && test "$deplibs_check_method" != pass_all; then

      # non-PIC code in shared libraries is not supported

      pic_mode=default

    fi

    # Calculate the filename of the output object if compiler does

    # not support -o with -c

    if test "$compiler_c_o" = no; then

      output_obj=`$echo "X$srcfile" | $Xsed -e 's%^.*/%%' -e 's%\.[^.]*$%%'`.${objext}

      lockfile="$output_obj.lock"

      removelist="$removelist $output_obj $lockfile"

      trap "$run $rm $removelist; exit $EXIT_FAILURE" 1 2 15

    else

      output_obj=

      need_locks=no

      lockfile=

    fi

    # Lock this critical section if it is needed

    # We use this script file to make the link, it avoids creating a new file

    if test "$need_locks" = yes; then

      until $run ln "$progpath" "$lockfile" 2>/dev/null; do

	$show "Waiting for $lockfile to be removed"

	sleep 2

      done

    elif test "$need_locks" = warn; then

      if test -f "$lockfile"; then

	$echo "\

*** ERROR, $lockfile exists and contains:

`cat $lockfile 2>/dev/null`

This indicates that another process is trying to use the same

temporary object file, and libtool could not work around it because

your compiler does not support \`-c' and \`-o' together.  If you

repeat this compilation, it may succeed, by chance, but you had better

avoid parallel builds (make -j) in this platform, or get a better

compiler."

	$run $rm $removelist

	exit $EXIT_FAILURE

      fi

      $echo $srcfile > "$lockfile"

    fi