ltconfig

   1 #! /bin/sh
   2
   3 # ltconfig - Create a system-specific libtool.
   4 # Copyright (C) 1996-1999 Free Software Foundation, Inc.
   5 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
   6 #
   7 # This file is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20 #
  21 # As a special exception to the GNU General Public License, if you
  22 # distribute this file as part of a program that contains a
  23 # configuration script generated by Autoconf, you may include it under
  24 # the same distribution terms that you use for the rest of that program.
  25
  26 # A lot of this script is taken from autoconf-2.10.
  27
  28 # Check that we are running under the correct shell.
  29 SHELL=${CONFIG_SHELL-/bin/sh}
  30 echo=echo
  31 if test "X$1" = X--no-reexec; then
  32   # Discard the --no-reexec flag, and continue.
  33   shift
  34 elif test "X$1" = X--fallback-echo; then
  35   # Avoid inline document here, it may be left over
  36   :
  37 elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then
  38   # Yippee, $echo works!
  39   :
  40 else
  41   # Restart under the correct shell.
  42   exec "$SHELL" "$0" --no-reexec ${1+"$@"}
  43 fi
  44
  45 if test "X$1" = X--fallback-echo; then
  46   # used as fallback echo
  47   shift
  48   cat <<EOF
  49 $*
  50 EOF
  51   exit 0
  52 fi
  53
  54 # Find the correct PATH separator.  Usually this is `:', but
  55 # DJGPP uses `;' like DOS.
  56 if test "X${PATH_SEPARATOR+set}" != Xset; then
  57   UNAME=${UNAME-`uname 2>/dev/null`}
  58   case X$UNAME in
  59     *-DOS) PATH_SEPARATOR=';' ;;
  60     *)     PATH_SEPARATOR=':' ;;
  61   esac
  62 fi
  63
  64 # The HP-UX ksh and POSIX shell print the target directory to stdout
  65 # if CDPATH is set.
  66 if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
  67
  68 if test "X${echo_test_string+set}" != Xset; then
  69   # find a string as large as possible, as long as the shell can cope with it
  70   for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do
  71     # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
  72     if (echo_test_string="`eval $cmd`") 2>/dev/null &&
  73        echo_test_string="`eval $cmd`" &&
  74        (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then
  75       break
  76     fi
  77   done
  78 fi
  79
  80 if test "X`($echo '\t') 2>/dev/null`" != 'X\t' ||
  81    test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then
  82   # The Solaris, AIX, and Digital Unix default echo programs unquote
  83   # backslashes.  This makes it impossible to quote backslashes using
  84   #   echo "$something" | sed 's/\\/\\\\/g'
  85   #
  86   # So, first we look for a working echo in the user's PATH.
  87
  88   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
  89   for dir in $PATH /usr/ucb; do
  90     if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
  91        test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
  92        test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
  93       echo="$dir/echo"
  94       break
  95     fi
  96   done
  97   IFS="$save_ifs"
  98
  99   if test "X$echo" = Xecho; then
 100     # We didn't find a better echo, so look for alternatives.
 101     if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
 102        test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
 103       # This shell has a builtin print -r that does the trick.
 104       echo='print -r'
 105     elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
 106          test "X$CONFIG_SHELL" != X/bin/ksh; then
 107       # If we have ksh, try running ltconfig again with it.
 108       ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}"
 109       export ORIGINAL_CONFIG_SHELL
 110       CONFIG_SHELL=/bin/ksh
 111       export CONFIG_SHELL
 112       exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"}
 113     else
 114       # Try using printf.
 115       echo='printf "%s\n"'
 116       if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
 117          test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
 118         # Cool, printf works
 119         :
 120       elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
 121            test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
 122         CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL"
 123         export CONFIG_SHELL
 124         SHELL="$CONFIG_SHELL"
 125         export SHELL
 126         echo="$CONFIG_SHELL $0 --fallback-echo"
 127       elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
 128            test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
 129         echo="$CONFIG_SHELL $0 --fallback-echo"
 130       else
 131         # maybe with a smaller string...
 132         prev=:
 133
 134         for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do
 135           if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then
 136             break
 137           fi
 138           prev="$cmd"
 139         done
 140
 141         if test "$prev" != 'sed 50q "$0"'; then
 142           echo_test_string=`eval $prev`
 143           export echo_test_string
 144           exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"}
 145         else
 146           # Oops.  We lost completely, so just stick with echo.
 147           echo=echo
 148         fi
 149       fi
 150     fi
 151   fi
 152 fi
 153
 154 # Sed substitution that helps us do robust quoting.  It backslashifies
 155 # metacharacters that are still active within double-quoted strings.
 156 Xsed='sed -e s/^X//'
 157 sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'
 158
 159 # Same as above, but do not quote variable references.
 160 double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'
 161
 162 # Sed substitution to delay expansion of an escaped shell variable in a
 163 # double_quote_subst'ed string.
 164 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
 165
 166 # The name of this program.
 167 progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
 168
 169 # Constants:
 170 PROGRAM=ltconfig
 171 PACKAGE=libtool
 172 VERSION=1.3.5
 173 TIMESTAMP=" (1.385.2.206 2000/05/27 11:12:27)"
 174 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
 175 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
 176 rm="rm -f"
 177
 178 help="Try \`$progname --help' for more information."
 179
 180 # Global variables:
 181 default_ofile=libtool
 182 can_build_shared=yes
 183 enable_shared=yes
 184 # All known linkers require a `.a' archive for static linking (except M$VC,
 185 # which needs '.lib').
 186 enable_static=yes
 187 enable_fast_install=yes
 188 enable_dlopen=unknown
 189 enable_win32_dll=no
 190 ltmain=
 191 silent=
 192 srcdir=
 193 ac_config_guess=
 194 ac_config_sub=
 195 host=
 196 nonopt=
 197 ofile="$default_ofile"
 198 verify_host=yes
 199 with_gcc=no
 200 with_gnu_ld=no
 201 need_locks=yes
 202 ac_ext=c
 203 objext=o
 204 libext=a
 205 exeext=
 206 cache_file=
 207
 208 old_AR="$AR"
 209 old_CC="$CC"
 210 old_CFLAGS="$CFLAGS"
 211 old_CPPFLAGS="$CPPFLAGS"
 212 old_LDFLAGS="$LDFLAGS"
 213 old_LD="$LD"
 214 old_LN_S="$LN_S"
 215 old_LIBS="$LIBS"
 216 old_NM="$NM"
 217 old_RANLIB="$RANLIB"
 218 old_DLLTOOL="$DLLTOOL"
 219 old_OBJDUMP="$OBJDUMP"
 220 old_AS="$AS"
 221
 222 # Parse the command line options.
 223 args=
 224 prev=
 225 for option
 226 do
 227   case "$option" in
 228   -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
 229   *) optarg= ;;
 230   esac
 231
 232   # If the previous option needs an argument, assign it.
 233   if test -n "$prev"; then
 234     eval "$prev=\$option"
 235     prev=
 236     continue
 237   fi
 238
 239   case "$option" in
 240   --help) cat <<EOM
 241 Usage: $progname [OPTION]... [HOST [LTMAIN]]
 242
 243 Generate a system-specific libtool script.
 244
 245     --debug                enable verbose shell tracing
 246     --disable-shared       do not build shared libraries
 247     --disable-static       do not build static libraries
 248     --disable-fast-install do not optimize for fast installation
 249     --enable-dlopen        enable dlopen support
 250     --enable-win32-dll     enable building dlls on win32 hosts
 251     --help                 display this help and exit
 252     --no-verify            do not verify that HOST is a valid host type
 253 -o, --output=FILE          specify the output file [default=$default_ofile]
 254     --quiet                same as \`--silent'
 255     --silent               do not print informational messages
 256     --srcdir=DIR           find \`config.guess' in DIR
 257     --version              output version information and exit
 258     --with-gcc             assume that the GNU C compiler will be used
 259     --with-gnu-ld          assume that the C compiler uses the GNU linker
 260     --disable-lock         disable file locking
 261     --cache-file=FILE      configure cache file
 262
 263 LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program
 264 that provides basic libtool functionality.
 265
 266 HOST is the canonical host system name [default=guessed].
 267 EOM
 268   exit 0
 269   ;;
 270
 271   --debug)
 272     echo "$progname: enabling shell trace mode"
 273     set -x
 274     ;;
 275
 276   --disable-shared) enable_shared=no ;;
 277
 278   --disable-static) enable_static=no ;;
 279
 280   --disable-fast-install) enable_fast_install=no ;;
 281
 282   --enable-dlopen) enable_dlopen=yes ;;
 283
 284   --enable-win32-dll) enable_win32_dll=yes ;;
 285
 286   --quiet | --silent) silent=yes ;;
 287
 288   --srcdir) prev=srcdir ;;
 289   --srcdir=*) srcdir="$optarg" ;;
 290
 291   --no-verify) verify_host=no ;;
 292
 293   --output | -o) prev=ofile ;;
 294   --output=*) ofile="$optarg" ;;
 295
 296   --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;;
 297
 298   --with-gcc) with_gcc=yes ;;
 299   --with-gnu-ld) with_gnu_ld=yes ;;
 300
 301   --disable-lock) need_locks=no ;;
 302
 303   --cache-file=*) cache_file="$optarg" ;;
 304
 305   -*)
 306     echo "$progname: unrecognized option \`$option'" 1>&2
 307     echo "$help" 1>&2
 308     exit 1
 309     ;;
 310
 311   *)
 312     if test -z "$ltmain"; then
 313       ltmain="$option"
 314     elif test -z "$host"; then
 315 # This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1
 316 #      if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then
 317 #        echo "$progname: warning \`$option' is not a valid host type" 1>&2
 318 #      fi
 319       host="$option"
 320     else
 321       echo "$progname: too many arguments" 1>&2
 322       echo "$help" 1>&2
 323       exit 1
 324     fi ;;
 325   esac
 326 done
 327
 328 if test -z "$ltmain"; then
 329   echo "$progname: you must specify a LTMAIN file" 1>&2
 330   echo "$help" 1>&2
 331   exit 1
 332 fi
 333
 334 if test ! -f "$ltmain"; then
 335   echo "$progname: \`$ltmain' does not exist" 1>&2
 336   echo "$help" 1>&2
 337   exit 1
 338 fi
 339
 340 # Quote any args containing shell metacharacters.
 341 ltconfig_args=
 342 for arg
 343 do
 344   case "$arg" in
 345   *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
 346   ltconfig_args="$ltconfig_args '$arg'" ;;
 347   *) ltconfig_args="$ltconfig_args $arg" ;;
 348   esac
 349 done
 350
 351 # A relevant subset of AC_INIT.
 352
 353 # File descriptor usage:
 354 # 0 standard input
 355 # 1 file creation
 356 # 2 errors and warnings
 357 # 3 some systems may open it to /dev/tty
 358 # 4 used on the Kubota Titan
 359 # 5 compiler messages saved in config.log
 360 # 6 checking for... messages and results
 361 if test "$silent" = yes; then
 362   exec 6>/dev/null
 363 else
 364   exec 6>&1
 365 fi
 366 exec 5>>./config.log
 367
 368 # NLS nuisances.
 369 # Only set LANG and LC_ALL to C if already set.
 370 # These must not be set unconditionally because not all systems understand
 371 # e.g. LANG=C (notably SCO).
 372 if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi
 373 if test "X${LANG+set}"   = Xset; then LANG=C;   export LANG;   fi
 374
 375 if test -n "$cache_file" && test -r "$cache_file"; then
 376   echo "loading cache $cache_file within ltconfig"
 377   . $cache_file
 378 fi
 379
 380 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
 381   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
 382   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
 383     ac_n= ac_c='
 384 ' ac_t='        '
 385   else
 386     ac_n=-n ac_c= ac_t=
 387   fi
 388 else
 389   ac_n= ac_c='\c' ac_t=
 390 fi
 391
 392 if test -z "$srcdir"; then
 393   # Assume the source directory is the same one as the path to LTMAIN.
 394   srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'`
 395   test "$srcdir" = "$ltmain" && srcdir=.
 396 fi
 397
 398 trap "$rm conftest*; exit 1" 1 2 15
 399 if test "$verify_host" = yes; then
 400   # Check for config.guess and config.sub.
 401   ac_aux_dir=
 402   for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
 403     if test -f $ac_dir/config.guess; then
 404       ac_aux_dir=$ac_dir
 405       break
 406     fi
 407   done
 408   if test -z "$ac_aux_dir"; then
 409     echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
 410     echo "$help" 1>&2
 411     exit 1
 412   fi
 413   ac_config_guess=$ac_aux_dir/config.guess
 414   ac_config_sub=$ac_aux_dir/config.sub
 415
 416   # Make sure we can run config.sub.
 417   if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :
 418   else
 419     echo "$progname: cannot run $ac_config_sub" 1>&2
 420     echo "$help" 1>&2
 421     exit 1
 422   fi
 423
 424   echo $ac_n "checking host system type""... $ac_c" 1>&6
 425
 426   host_alias=$host
 427   case "$host_alias" in
 428   "")
 429     if host_alias=`$SHELL $ac_config_guess`; then :
 430     else
 431       echo "$progname: cannot guess host type; you must specify one" 1>&2
 432       echo "$help" 1>&2
 433       exit 1
 434     fi ;;
 435   esac
 436   host=`$SHELL $ac_config_sub $host_alias`
 437   echo "$ac_t$host" 1>&6
 438
 439   # Make sure the host verified.
 440   test -z "$host" && exit 1
 441
 442 elif test -z "$host"; then
 443   echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
 444   echo "$help" 1>&2
 445   exit 1
 446 else
 447   host_alias=$host
 448 fi
 449
 450 # Transform linux* to *-*-linux-gnu*, to support old configure scripts.
 451 case "$host_os" in
 452 linux-gnu*) ;;
 453 linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
 454 esac
 455
 456 host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 457 host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 458 host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 459
 460 case "$host_os" in
 461 aix3*)
 462   # AIX sometimes has problems with the GCC collect2 program.  For some
 463   # reason, if we set the COLLECT_NAMES environment variable, the problems
 464   # vanish in a puff of smoke.
 465   if test "X${COLLECT_NAMES+set}" != Xset; then
 466     COLLECT_NAMES=
 467     export COLLECT_NAMES
 468   fi
 469   ;;
 470 esac
 471
 472 # Determine commands to create old-style static archives.
 473 old_archive_cmds='$AR cru $oldlib$oldobjs'
 474 old_postinstall_cmds='chmod 644 $oldlib'
 475 old_postuninstall_cmds=
 476
 477 # Set a sane default for `AR'.
 478 test -z "$AR" && AR=ar
 479
 480 # Set a sane default for `OBJDUMP'.
 481 test -z "$OBJDUMP" && OBJDUMP=objdump
 482
 483 # If RANLIB is not set, then run the test.
 484 if test "${RANLIB+set}" != "set"; then
 485   result=no
 486
 487   echo $ac_n "checking for ranlib... $ac_c" 1>&6
 488   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
 489   for dir in $PATH; do
 490     test -z "$dir" && dir=.
 491     if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then
 492       RANLIB="ranlib"
 493       result="ranlib"
 494       break
 495     fi
 496   done
 497   IFS="$save_ifs"
 498
 499   echo "$ac_t$result" 1>&6
 500 fi
 501
 502 if test -n "$RANLIB"; then
 503   old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
 504   old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
 505 fi
 506
 507 # Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin.
 508 test -z "$DLLTOOL" && DLLTOOL=dlltool
 509 test -z "$OBJDUMP" && OBJDUMP=objdump
 510 test -z "$AS" && AS=as
 511
 512 # Check to see if we are using GCC.
 513 if test "$with_gcc" != yes || test -z "$CC"; then
 514   # If CC is not set, then try to find GCC or a usable CC.
 515   if test -z "$CC"; then
 516     echo $ac_n "checking for gcc... $ac_c" 1>&6
 517     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
 518     for dir in $PATH; do
 519       test -z "$dir" && dir=.
 520       if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then
 521         CC="gcc"
 522         break
 523       fi
 524     done
 525     IFS="$save_ifs"
 526
 527     if test -n "$CC"; then
 528       echo "$ac_t$CC" 1>&6
 529     else
 530       echo "$ac_t"no 1>&6
 531     fi
 532   fi
 533
 534   # Not "gcc", so try "cc", rejecting "/usr/ucb/cc".
 535   if test -z "$CC"; then
 536     echo $ac_n "checking for cc... $ac_c" 1>&6
 537     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
 538     cc_rejected=no
 539     for dir in $PATH; do
 540       test -z "$dir" && dir=.
 541       if test -f $dir/cc || test -f $dir/cc$ac_exeext; then
 542         if test "$dir/cc" = "/usr/ucb/cc"; then
 543           cc_rejected=yes
 544           continue
 545         fi
 546         CC="cc"
 547         break
 548       fi
 549     done
 550     IFS="$save_ifs"
 551     if test $cc_rejected = yes; then
 552       # We found a bogon in the path, so make sure we never use it.
 553       set dummy $CC
 554       shift
 555       if test $# -gt 0; then
 556         # We chose a different compiler from the bogus one.
 557         # However, it has the same name, so the bogon will be chosen
 558         # first if we set CC to just the name; use the full file name.
 559         shift
 560         set dummy "$dir/cc" "$@"
 561         shift
 562         CC="$@"
 563       fi
 564     fi
 565
 566     if test -n "$CC"; then
 567       echo "$ac_t$CC" 1>&6
 568     else
 569       echo "$ac_t"no 1>&6
 570     fi
 571
 572     if test -z "$CC"; then
 573       echo "$progname: error: no acceptable cc found in \$PATH" 1>&2
 574       exit 1
 575     fi
 576   fi
 577
 578   # Now see if the compiler is really GCC.
 579   with_gcc=no
 580   echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6
 581   echo "$progname:581: checking whether we are using GNU C" >&5
 582
 583   $rm conftest.c
 584   cat > conftest.c <<EOF
 585 #ifdef __GNUC__
 586   yes;
 587 #endif
 588 EOF
 589   if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
 590     with_gcc=yes
 591   fi
 592   $rm conftest.c
 593   echo "$ac_t$with_gcc" 1>&6
 594 fi
 595
 596 # Allow CC to be a program name with arguments.
 597 set dummy $CC
 598 compiler="$2"
 599
 600 echo $ac_n "checking for object suffix... $ac_c" 1>&6
 601 $rm conftest*
 602 echo 'int i = 1;' > conftest.c
 603 echo "$progname:603: checking for object suffix" >& 5
 604 if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
 605   # Append any warnings to the config.log.
 606   cat conftest.err 1>&5
 607
 608   for ac_file in conftest.*; do
 609     case $ac_file in
 610     *.c) ;;
 611     *) objext=`echo $ac_file | sed -e s/conftest.//` ;;
 612     esac
 613   done
 614 else
 615   cat conftest.err 1>&5
 616   echo "$progname: failed program was:" >&5
 617   cat conftest.c >&5
 618 fi
 619 $rm conftest*
 620 echo "$ac_t$objext" 1>&6
 621
 622 echo $ac_n "checking for executable suffix... $ac_c" 1>&6
 623 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
 624   echo $ac_n "(cached) $ac_c" 1>&6
 625 else
 626   ac_cv_exeext="no"
 627   $rm conftest*
 628   echo 'main () { return 0; }' > conftest.c
 629   echo "$progname:629: checking for executable suffix" >& 5
 630   if { (eval echo $progname:630: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then
 631     # Append any warnings to the config.log.
 632     cat conftest.err 1>&5
 633
 634     for ac_file in conftest.*; do
 635       case $ac_file in
 636       *.c | *.err | *.$objext ) ;;
 637       *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;;
 638       esac
 639     done
 640   else
 641     cat conftest.err 1>&5
 642     echo "$progname: failed program was:" >&5
 643     cat conftest.c >&5
 644   fi
 645   $rm conftest*
 646 fi
 647 if test "X$ac_cv_exeext" = Xno; then
 648   exeext=""
 649 else
 650   exeext="$ac_cv_exeext"
 651 fi
 652 echo "$ac_t$ac_cv_exeext" 1>&6
 653
 654 echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
 655 pic_flag=
 656 special_shlib_compile_flags=
 657 wl=
 658 link_static_flag=
 659 no_builtin_flag=
 660
 661 if test "$with_gcc" = yes; then
 662   wl='-Wl,'
 663   link_static_flag='-static'
 664
 665   case "$host_os" in
 666   beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
 667     # PIC is the default for these OSes.
 668     ;;
 669   aix*)
 670     # Below there is a dirty hack to force normal static linking with -ldl
 671     # The problem is because libdl dynamically linked with both libc and
 672     # libC (AIX C++ library), which obviously doesn't included in libraries
 673     # list by gcc. This cause undefined symbols with -static flags.
 674     # This hack allows C programs to be linked with "-static -ldl", but
 675     # we not sure about C++ programs.
 676     link_static_flag="$link_static_flag ${wl}-lC"
 677     ;;
 678   cygwin* | mingw* | os2*)
 679     # We can build DLLs from non-PIC.
 680     ;;
 681   amigaos*)
 682     # FIXME: we need at least 68020 code to build shared libraries, but
 683     # adding the `-m68020' flag to GCC prevents building anything better,
 684     # like `-m68040'.
 685     pic_flag='-m68020 -resident32 -malways-restore-a4'
 686     ;;
 687   sysv4*MP*)
 688     if test -d /usr/nec; then
 689        pic_flag=-Kconform_pic
 690     fi
 691     ;;
 692   *)
 693     pic_flag='-fPIC'
 694     ;;
 695   esac
 696 else
 697   # PORTME Check for PIC flags for the system compiler.
 698   case "$host_os" in
 699   aix3* | aix4*)
 700     # All AIX code is PIC.
 701     link_static_flag='-bnso -bI:/lib/syscalls.exp'
 702     ;;
 703
 704   hpux9* | hpux10* | hpux11*)
 705     # Is there a better link_static_flag that works with the bundled CC?
 706     wl='-Wl,'
 707     link_static_flag="${wl}-a ${wl}archive"
 708     pic_flag='+Z'
 709     ;;
 710
 711   irix5* | irix6*)
 712     wl='-Wl,'
 713     link_static_flag='-non_shared'
 714     # PIC (with -KPIC) is the default.
 715     ;;
 716
 717   cygwin* | mingw* | os2*)
 718     # We can build DLLs from non-PIC.
 719     ;;
 720
 721   osf3* | osf4* | osf5*)
 722     # All OSF/1 code is PIC.
 723     wl='-Wl,'
 724     link_static_flag='-non_shared'
 725     ;;
 726
 727   sco3.2v5*)
 728     pic_flag='-Kpic'
 729     link_static_flag='-dn'
 730     special_shlib_compile_flags='-belf'
 731     ;;
 732
 733   solaris*)
 734     pic_flag='-KPIC'
 735     link_static_flag='-Bstatic'
 736     wl='-Wl,'
 737     ;;
 738
 739   sunos4*)
 740     pic_flag='-PIC'
 741     link_static_flag='-Bstatic'
 742     wl='-Qoption ld '
 743     ;;
 744
 745   sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
 746     pic_flag='-KPIC'
 747     link_static_flag='-Bstatic'
 748     wl='-Wl,'
 749     ;;
 750
 751   uts4*)
 752     pic_flag='-pic'
 753     link_static_flag='-Bstatic'
 754     ;;
 755   sysv4*MP*)
 756     if test -d /usr/nec ;then
 757       pic_flag='-Kconform_pic'
 758       link_static_flag='-Bstatic'
 759     fi
 760     ;;
 761   *)
 762     can_build_shared=no
 763     ;;
 764   esac
 765 fi
 766
 767 if test -n "$pic_flag"; then
 768   echo "$ac_t$pic_flag" 1>&6
 769
 770   # Check to make sure the pic_flag actually works.
 771   echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6
 772   $rm conftest*
 773   echo "int some_variable = 0;" > conftest.c
 774   save_CFLAGS="$CFLAGS"
 775   CFLAGS="$CFLAGS $pic_flag -DPIC"
 776   echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5
 777   if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
 778     # Append any warnings to the config.log.
 779     cat conftest.err 1>&5
 780
 781     case "$host_os" in
 782     hpux9* | hpux10* | hpux11*)
 783       # On HP-UX, both CC and GCC only warn that PIC is supported... then they
 784       # create non-PIC objects.  So, if there were any warnings, we assume that
 785       # PIC is not supported.
 786       if test -s conftest.err; then
 787         echo "$ac_t"no 1>&6
 788         can_build_shared=no
 789         pic_flag=
 790       else
 791         echo "$ac_t"yes 1>&6
 792         pic_flag=" $pic_flag"
 793       fi
 794       ;;
 795     *)
 796       echo "$ac_t"yes 1>&6
 797       pic_flag=" $pic_flag"
 798       ;;
 799     esac
 800   else
 801     # Append any errors to the config.log.
 802     cat conftest.err 1>&5
 803     can_build_shared=no
 804     pic_flag=
 805     echo "$ac_t"no 1>&6
 806   fi
 807   CFLAGS="$save_CFLAGS"
 808   $rm conftest*
 809 else
 810   echo "$ac_t"none 1>&6
 811 fi
 812
 813 # Check to see if options -o and -c are simultaneously supported by compiler
 814 echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6
 815 $rm -r conftest 2>/dev/null
 816 mkdir conftest
 817 cd conftest
 818 $rm conftest*
 819 echo "int some_variable = 0;" > conftest.c
 820 mkdir out
 821 # According to Tom Tromey, Ian Lance Taylor reported there are C compilers
 822 # that will create temporary files in the current directory regardless of
 823 # the output directory.  Thus, making CWD read-only will cause this test
 824 # to fail, enabling locking or at least warning the user not to do parallel
 825 # builds.
 826 chmod -w .
 827 save_CFLAGS="$CFLAGS"
 828 CFLAGS="$CFLAGS -o out/conftest2.o"
 829 echo "$progname:829: checking if $compiler supports -c -o file.o" >&5
 830 if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then
 831
 832   # The compiler can only warn and ignore the option if not recognized
 833   # So say no if there are warnings
 834     if test -s out/conftest.err; then
 835       echo "$ac_t"no 1>&6
 836       compiler_c_o=no
 837     else
 838       echo "$ac_t"yes 1>&6
 839       compiler_c_o=yes
 840     fi
 841 else
 842   # Append any errors to the config.log.
 843   cat out/conftest.err 1>&5
 844   compiler_c_o=no
 845   echo "$ac_t"no 1>&6
 846 fi
 847 CFLAGS="$save_CFLAGS"
 848 chmod u+w .
 849 $rm conftest* out/*
 850 rmdir out
 851 cd ..
 852 rmdir conftest
 853 $rm -r conftest 2>/dev/null
 854
 855 if test x"$compiler_c_o" = x"yes"; then
 856   # Check to see if we can write to a .lo
 857   echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6
 858   $rm conftest*
 859   echo "int some_variable = 0;" > conftest.c
 860   save_CFLAGS="$CFLAGS"
 861   CFLAGS="$CFLAGS -c -o conftest.lo"
 862   echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5
 863 if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then
 864
 865     # The compiler can only warn and ignore the option if not recognized
 866     # So say no if there are warnings
 867       if test -s conftest.err; then
 868         echo "$ac_t"no 1>&6
 869         compiler_o_lo=no
 870       else
 871         echo "$ac_t"yes 1>&6
 872         compiler_o_lo=yes
 873       fi
 874   else
 875     # Append any errors to the config.log.
 876     cat conftest.err 1>&5
 877     compiler_o_lo=no
 878     echo "$ac_t"no 1>&6
 879   fi
 880   CFLAGS="$save_CFLAGS"
 881   $rm conftest*
 882 else
 883   compiler_o_lo=no
 884 fi
 885
 886 # Check to see if we can do hard links to lock some files if needed
 887 hard_links="nottested"
 888 if test "$compiler_c_o" = no && test "$need_locks" != no; then
 889   # do not overwrite the value of need_locks provided by the user
 890   echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6
 891   hard_links=yes
 892   $rm conftest*
 893   ln conftest.a conftest.b 2>/dev/null && hard_links=no
 894   touch conftest.a
 895   ln conftest.a conftest.b 2>&5 || hard_links=no
 896   ln conftest.a conftest.b 2>/dev/null && hard_links=no
 897   echo "$ac_t$hard_links" 1>&6
 898   $rm conftest*
 899   if test "$hard_links" = no; then
 900     echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2
 901     need_locks=warn
 902   fi
 903 else
 904   need_locks=no
 905 fi
 906
 907 if test "$with_gcc" = yes; then
 908   # Check to see if options -fno-rtti -fno-exceptions are supported by compiler
 909   echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6
 910   $rm conftest*
 911   echo "int some_variable = 0;" > conftest.c
 912   save_CFLAGS="$CFLAGS"
 913   CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c"
 914   echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
 915   if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then
 916
 917     # The compiler can only warn and ignore the option if not recognized
 918     # So say no if there are warnings
 919       if test -s conftest.err; then
 920         echo "$ac_t"no 1>&6
 921         compiler_rtti_exceptions=no
 922       else
 923         echo "$ac_t"yes 1>&6
 924         compiler_rtti_exceptions=yes
 925       fi
 926   else
 927     # Append any errors to the config.log.
 928     cat conftest.err 1>&5
 929     compiler_rtti_exceptions=no
 930     echo "$ac_t"no 1>&6
 931   fi
 932   CFLAGS="$save_CFLAGS"
 933   $rm conftest*
 934
 935   if test "$compiler_rtti_exceptions" = "yes"; then
 936     no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
 937   else
 938     no_builtin_flag=' -fno-builtin'
 939   fi
 940
 941 fi
 942
 943 # Check for any special shared library compilation flags.
 944 if test -n "$special_shlib_compile_flags"; then
 945   echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2
 946   if echo "$old_CC $old_CFLAGS " | egrep -e "[  ]$special_shlib_compile_flags[  ]" >/dev/null; then :
 947   else
 948     echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2
 949     can_build_shared=no
 950   fi
 951 fi
 952
 953 echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6
 954 $rm conftest*
 955 echo 'main(){return(0);}' > conftest.c
 956 save_LDFLAGS="$LDFLAGS"
 957 LDFLAGS="$LDFLAGS $link_static_flag"
 958 echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5
 959 if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
 960   echo "$ac_t$link_static_flag" 1>&6
 961 else
 962   echo "$ac_t"none 1>&6
 963   link_static_flag=
 964 fi
 965 LDFLAGS="$save_LDFLAGS"
 966 $rm conftest*
 967
 968 if test -z "$LN_S"; then
 969   # Check to see if we can use ln -s, or we need hard links.
 970   echo $ac_n "checking whether ln -s works... $ac_c" 1>&6
 971   $rm conftest.dat
 972   if ln -s X conftest.dat 2>/dev/null; then
 973     $rm conftest.dat
 974     LN_S="ln -s"
 975   else
 976     LN_S=ln
 977   fi
 978   if test "$LN_S" = "ln -s"; then
 979     echo "$ac_t"yes 1>&6
 980   else
 981     echo "$ac_t"no 1>&6
 982   fi
 983 fi
 984
 985 # Make sure LD is an absolute path.
 986 if test -z "$LD"; then
 987   ac_prog=ld
 988   if test "$with_gcc" = yes; then
 989     # Check if gcc -print-prog-name=ld gives a path.
 990     echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6
 991     echo "$progname:991: checking for ld used by GCC" >&5
 992     ac_prog=`($CC -print-prog-name=ld) 2>&5`
 993     case "$ac_prog" in
 994     # Accept absolute paths.
 995     [\\/]* | [A-Za-z]:[\\/]*)
 996       re_direlt='/[^/][^/]*/\.\./'
 997       # Canonicalize the path of ld
 998       ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
 999       while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
1000         ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
1001       done
1002       test -z "$LD" && LD="$ac_prog"
1003       ;;
1004     "")
1005       # If it fails, then pretend we are not using GCC.
1006       ac_prog=ld
1007       ;;
1008     *)
1009       # If it is relative, then search for the first ld in PATH.
1010       with_gnu_ld=unknown
1011       ;;
1012     esac
1013   elif test "$with_gnu_ld" = yes; then
1014     echo $ac_n "checking for GNU ld... $ac_c" 1>&6
1015     echo "$progname:1015: checking for GNU ld" >&5
1016   else
1017     echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
1018     echo "$progname:1018: checking for non-GNU ld" >&5
1019   fi
1020
1021   if test -z "$LD"; then
1022     IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
1023     for ac_dir in $PATH; do
1024       test -z "$ac_dir" && ac_dir=.
1025       if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
1026         LD="$ac_dir/$ac_prog"
1027         # Check to see if the program is GNU ld.  I'd rather use --version,
1028         # but apparently some GNU ld's only accept -v.
1029         # Break only if it was the GNU/non-GNU ld that we prefer.
1030         if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
1031           test "$with_gnu_ld" != no && break
1032         else
1033           test "$with_gnu_ld" != yes && break
1034         fi
1035       fi
1036     done
1037     IFS="$ac_save_ifs"
1038   fi
1039
1040   if test -n "$LD"; then
1041     echo "$ac_t$LD" 1>&6
1042   else
1043     echo "$ac_t"no 1>&6
1044   fi
1045
1046   if test -z "$LD"; then
1047     echo "$progname: error: no acceptable ld found in \$PATH" 1>&2
1048     exit 1
1049   fi
1050 fi
1051
1052 # Check to see if it really is or is not GNU ld.
1053 echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6
1054 # I'd rather use --version here, but apparently some GNU ld's only accept -v.
1055 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
1056   with_gnu_ld=yes
1057 else
1058   with_gnu_ld=no
1059 fi
1060 echo "$ac_t$with_gnu_ld" 1>&6
1061
1062 # See if the linker supports building shared libraries.
1063 echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
1064
1065 allow_undefined_flag=
1066 no_undefined_flag=
1067 need_lib_prefix=unknown
1068 need_version=unknown
1069 # when you set need_version to no, make sure it does not cause -set_version
1070 # flags to be left without arguments
1071 archive_cmds=
1072 archive_expsym_cmds=
1073 old_archive_from_new_cmds=
1074 export_dynamic_flag_spec=
1075 whole_archive_flag_spec=
1076 thread_safe_flag_spec=
1077 hardcode_libdir_flag_spec=
1078 hardcode_libdir_separator=
1079 hardcode_direct=no
1080 hardcode_minus_L=no
1081 hardcode_shlibpath_var=unsupported
1082 runpath_var=
1083 always_export_symbols=no
1084 export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols'
1085 # include_expsyms should be a list of space-separated symbols to be *always*
1086 # included in the symbol list
1087 include_expsyms=
1088 # exclude_expsyms can be an egrep regular expression of symbols to exclude
1089 # it will be wrapped by ` (' and `)$', so one must not match beginning or
1090 # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
1091 # as well as any symbol that contains `d'.
1092 exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
1093 # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
1094 # platforms (ab)use it in PIC code, but their linkers get confused if
1095 # the symbol is explicitly referenced.  Since portable code cannot
1096 # rely on this symbol name, it's probably fine to never include it in
1097 # preloaded symbol tables.
1098
1099 case "$host_os" in
1100 cygwin* | mingw*)
1101   # FIXME: the MSVC++ port hasn't been tested in a loooong time
1102   # When not using gcc, we currently assume that we are using
1103   # Microsoft Visual C++.
1104   if test "$with_gcc" != yes; then
1105     with_gnu_ld=no
1106   fi
1107   ;;
1108
1109 esac
1110
1111 ld_shlibs=yes
1112 if test "$with_gnu_ld" = yes; then
1113   # If archive_cmds runs LD, not CC, wlarc should be empty
1114   wlarc='${wl}'
1115
1116   # See if GNU ld supports shared libraries.
1117   case "$host_os" in
1118   aix3* | aix4*)
1119     # On AIX, the GNU linker is very broken
1120     ld_shlibs=no
1121     cat <<EOF 1>&2
1122
1123 *** Warning: the GNU linker, at least up to release 2.9.1, is reported
1124 *** to be unable to reliably create shared libraries on AIX.
1125 *** Therefore, libtool is disabling shared libraries support.  If you
1126 *** really care for shared libraries, you may want to modify your PATH
1127 *** so that a non-GNU linker is found, and then restart.
1128
1129 EOF
1130     ;;
1131
1132   amigaos*)
1133     archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
1134     hardcode_libdir_flag_spec='-L$libdir'
1135     hardcode_minus_L=yes
1136
1137     # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
1138     # that the semantics of dynamic libraries on AmigaOS, at least up
1139     # to version 4, is to share data among multiple programs linked
1140     # with the same dynamic library.  Since this doesn't match the
1141     # behavior of shared libraries on other platforms, we can use
1142     # them.
1143     ld_shlibs=no
1144     ;;
1145
1146   beos*)
1147     if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1148       allow_undefined_flag=unsupported
1149       # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
1150       # support --undefined.  This deserves some investigation.  FIXME
1151       archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1152     else
1153       ld_shlibs=no
1154     fi
1155     ;;
1156
1157   cygwin* | mingw*)
1158     # hardcode_libdir_flag_spec is actually meaningless, as there is
1159     # no search path for DLLs.
1160     hardcode_libdir_flag_spec='-L$libdir'
1161     allow_undefined_flag=unsupported
1162     always_export_symbols=yes
1163
1164     # Extract the symbol export list from an `--export-all' def file,
1165     # then regenerate the def file from the symbol export list, so that
1166     # the compiled dll only exports the symbol export list.
1167     # Be careful not to strip the DATA tag left by newer dlltools.
1168     export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
1169       test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
1170       $DLLTOOL --export-all --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def  $objdir/$soname-ltdll.$objext $libobjs $convenience~
1171       sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $objdir/$soname-def > $export_symbols'
1172
1173     # If DATA tags from a recent dlltool are present, honour them!
1174     archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~
1175       _lt_hint=1;
1176       cat $export_symbols | while read symbol; do
1177         set dummy \$symbol;
1178         case \$# in
1179           2) echo "     \$2 @ \$_lt_hint ; " >> $objdir/$soname-def;;
1180           *) echo "     \$2 @ \$_lt_hint \$3 ; " >> $objdir/$soname-def;;
1181         esac;
1182         _lt_hint=`expr 1 + \$_lt_hint`;
1183       done~
1184       test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
1185       test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
1186       $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
1187       $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
1188       $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
1189       $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
1190       $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts'
1191
1192       old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a'
1193     ;;
1194
1195   netbsd*)
1196     if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1197       archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1198       archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1199     else
1200       archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib'
1201       # can we support soname and/or expsyms with a.out? -oliva
1202     fi
1203     ;;
1204
1205   solaris* | sysv5*)
1206     if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
1207       ld_shlibs=no
1208       cat <<EOF 1>&2
1209
1210 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
1211 *** create shared libraries on Solaris systems.  Therefore, libtool
1212 *** is disabling shared libraries support.  We urge you to upgrade GNU
1213 *** binutils to release 2.9.1 or newer.  Another option is to modify
1214 *** your PATH or compiler configuration so that the native linker is
1215 *** used, and then restart.
1216
1217 EOF
1218     elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1219       archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1220       archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1221     else
1222       ld_shlibs=no
1223     fi
1224     ;;
1225
1226   sunos4*)
1227     archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linkopts'
1228     wlarc=
1229     hardcode_direct=yes
1230     hardcode_shlibpath_var=no
1231     ;;
1232
1233   *)
1234     if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1235       archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1236       archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1237     else
1238       ld_shlibs=no
1239     fi
1240     ;;
1241   esac
1242
1243   if test "$ld_shlibs" = yes; then
1244     runpath_var=LD_RUN_PATH
1245     hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
1246     export_dynamic_flag_spec='${wl}--export-dynamic'
1247     case $host_os in
1248     cygwin* | mingw*)
1249       # dlltool doesn't understand --whole-archive et. al.
1250       whole_archive_flag_spec=
1251       ;;
1252     *)
1253       # ancient GNU ld didn't support --whole-archive et. al.
1254       if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
1255         whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
1256       else
1257         whole_archive_flag_spec=
1258       fi
1259       ;;
1260     esac
1261   fi
1262 else
1263   # PORTME fill in a description of your system's linker (not GNU ld)
1264   case "$host_os" in
1265   aix3*)
1266     allow_undefined_flag=unsupported
1267     always_export_symbols=yes
1268     archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
1269     # Note: this linker hardcodes the directories in LIBPATH if there
1270     # are no directories specified by -L.
1271     hardcode_minus_L=yes
1272     if test "$with_gcc" = yes && test -z "$link_static_flag"; then
1273       # Neither direct hardcoding nor static linking is supported with a
1274       # broken collect2.
1275       hardcode_direct=unsupported
1276     fi
1277     ;;
1278
1279   aix4*)
1280     hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib'
1281     hardcode_libdir_separator=':'
1282     if test "$with_gcc" = yes; then
1283       collect2name=`${CC} -print-prog-name=collect2`
1284       if test -f "$collect2name" && \
1285          strings "$collect2name" | grep resolve_lib_name >/dev/null
1286       then
1287         # We have reworked collect2
1288         hardcode_direct=yes
1289       else
1290         # We have old collect2
1291         hardcode_direct=unsupported
1292         # It fails to find uninstalled libraries when the uninstalled
1293         # path is not listed in the libpath.  Setting hardcode_minus_L
1294         # to unsupported forces relinking
1295         hardcode_minus_L=yes
1296         hardcode_libdir_flag_spec='-L$libdir'
1297         hardcode_libdir_separator=
1298       fi
1299       shared_flag='-shared'
1300     else
1301       shared_flag='${wl}-bM:SRE'
1302       hardcode_direct=yes
1303     fi
1304     allow_undefined_flag=' ${wl}-berok'
1305     archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
1306     archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
1307     case "$host_os" in aix4.[01]|aix4.[01].*)
1308       # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on
1309       always_export_symbols=yes ;;
1310     esac
1311    ;;
1312
1313   amigaos*)
1314     archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
1315     hardcode_libdir_flag_spec='-L$libdir'
1316     hardcode_minus_L=yes
1317     # see comment about different semantics on the GNU ld section
1318     ld_shlibs=no
1319     ;;
1320
1321   cygwin* | mingw*)
1322     # When not using gcc, we currently assume that we are using
1323     # Microsoft Visual C++.
1324     # hardcode_libdir_flag_spec is actually meaningless, as there is
1325     # no search path for DLLs.
1326     hardcode_libdir_flag_spec=' '
1327     allow_undefined_flag=unsupported
1328     # Tell ltmain to make .lib files, not .a files.
1329     libext=lib
1330     # FIXME: Setting linknames here is a bad hack.
1331     archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
1332     # The linker will automatically build a .lib file if we build a DLL.
1333     old_archive_from_new_cmds='true'
1334     # FIXME: Should let the user specify the lib program.
1335     old_archive_cmds='lib /OUT:$oldlib$oldobjs'
1336     fix_srcfile_path='`cygpath -w $srcfile`'
1337     ;;
1338
1339   freebsd1*)
1340     ld_shlibs=no
1341     ;;
1342
1343   # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
1344   # support.  Future versions do this automatically, but an explicit c++rt0.o
1345   # does not break anything, and helps significantly (at the cost of a little
1346   # extra space).
1347   freebsd2.2*)
1348     archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o'
1349     hardcode_libdir_flag_spec='-R$libdir'
1350     hardcode_direct=yes
1351     hardcode_shlibpath_var=no
1352     ;;
1353
1354   # Unfortunately, older versions of FreeBSD 2 do not have this feature.
1355   freebsd2*)
1356     archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
1357     hardcode_direct=yes
1358     hardcode_minus_L=yes
1359     hardcode_shlibpath_var=no
1360     ;;
1361
1362   # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
1363   freebsd*)
1364     archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts'
1365     hardcode_libdir_flag_spec='-R$libdir'
1366     hardcode_direct=yes
1367     hardcode_shlibpath_var=no
1368     ;;
1369
1370   hpux9* | hpux10* | hpux11*)
1371     case "$host_os" in
1372     hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;;
1373     *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;;
1374     esac
1375     hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
1376     hardcode_libdir_separator=:
1377     hardcode_direct=yes
1378     hardcode_minus_L=yes # Not in the search PATH, but as the default
1379                          # location of the library.
1380     export_dynamic_flag_spec='${wl}-E'
1381     ;;
1382
1383   irix5* | irix6*)
1384     if test "$with_gcc" = yes; then
1385       archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1386     else
1387       archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1388     fi
1389     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1390     hardcode_libdir_separator=:
1391     ;;
1392
1393   netbsd*)
1394     if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1395       archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'  # a.out
1396     else
1397       archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts'      # ELF
1398     fi
1399     hardcode_libdir_flag_spec='${wl}-R$libdir'
1400     hardcode_direct=yes
1401     hardcode_shlibpath_var=no
1402     ;;
1403
1404   openbsd*)
1405     archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
1406     hardcode_libdir_flag_spec='-R$libdir'
1407     hardcode_direct=yes
1408     hardcode_shlibpath_var=no
1409     ;;
1410
1411   os2*)
1412     hardcode_libdir_flag_spec='-L$libdir'
1413     hardcode_minus_L=yes
1414     allow_undefined_flag=unsupported
1415     archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $linkopts $objdir/$libname.def'
1416     old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def'
1417     ;;
1418
1419   osf3*)
1420     if test "$with_gcc" = yes; then
1421       allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
1422       archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1423     else
1424       allow_undefined_flag=' -expect_unresolved \*'
1425       archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1426     fi
1427     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1428     hardcode_libdir_separator=:
1429     ;;
1430
1431   osf4* | osf5*)  # As osf3* with the addition of the -msym flag
1432     if test "$with_gcc" = yes; then
1433       allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
1434       archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1435     else
1436       allow_undefined_flag=' -expect_unresolved \*'
1437       archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1438     fi
1439     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1440     hardcode_libdir_separator=:
1441     ;;
1442   rhapsody*)
1443     archive_cmds='$CC -bundle -undefined suppress -o $lib $libobjs $deplibs $linkopts'
1444     hardcode_libdir_flags_spec='-L$libdir'
1445     hardcode_direct=yes
1446     hardcode_shlibpath_var=no
1447     ;;
1448
1449   sco3.2v5*)
1450     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1451     hardcode_shlibpath_var=no
1452     runpath_var=LD_RUN_PATH
1453     hardcode_runpath_var=yes
1454     ;;
1455
1456   solaris*)
1457     no_undefined_flag=' -z text'
1458     # $CC -shared without GNU ld will not create a library from C++
1459     # object files and a static libstdc++, better avoid it by now
1460     archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
1461     archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
1462                 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
1463     hardcode_libdir_flag_spec='-R$libdir'
1464     hardcode_shlibpath_var=no
1465     case "$host_os" in
1466     solaris2.[0-5] | solaris2.[0-5].*) ;;
1467     *) # Supported since Solaris 2.6 (maybe 2.5.1?)
1468       whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
1469     esac
1470     ;;
1471
1472   sunos4*)
1473     archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts'
1474     hardcode_libdir_flag_spec='-L$libdir'
1475     hardcode_direct=yes
1476     hardcode_minus_L=yes
1477     hardcode_shlibpath_var=no
1478     ;;
1479
1480   sysv4)
1481     if test "x$host_vendor" = xsequent; then
1482       # Use $CC to link under sequent, because it throws in some extra .o
1483       # files that make .init and .fini sections work.
1484       archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $linkopts'
1485     else
1486       archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1487     fi
1488     runpath_var='LD_RUN_PATH'
1489     hardcode_shlibpath_var=no
1490     hardcode_direct=no #Motorola manual says yes, but my tests say they lie
1491     ;;
1492
1493   sysv4.3*)
1494     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1495     hardcode_shlibpath_var=no
1496     export_dynamic_flag_spec='-Bexport'
1497     ;;
1498
1499   sysv5*)
1500     no_undefined_flag=' -z text'
1501     # $CC -shared without GNU ld will not create a library from C++
1502     # object files and a static libstdc++, better avoid it by now
1503     archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
1504     archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
1505                 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
1506     hardcode_libdir_flag_spec=
1507     hardcode_shlibpath_var=no
1508     runpath_var='LD_RUN_PATH'
1509     ;;
1510
1511   uts4*)
1512     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1513     hardcode_libdir_flag_spec='-L$libdir'
1514     hardcode_shlibpath_var=no
1515     ;;
1516
1517   dgux*)
1518     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1519     hardcode_libdir_flag_spec='-L$libdir'
1520     hardcode_shlibpath_var=no
1521     ;;
1522
1523   sysv4*MP*)
1524     if test -d /usr/nec; then
1525       archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1526       hardcode_shlibpath_var=no
1527       runpath_var=LD_RUN_PATH
1528       hardcode_runpath_var=yes
1529       ld_shlibs=yes
1530     fi
1531     ;;
1532
1533   sysv4.2uw2*)
1534     archive_cmds='$LD -G -o $lib $libobjs $deplibs $linkopts'
1535     hardcode_direct=yes
1536     hardcode_minus_L=no
1537     hardcode_shlibpath_var=no
1538     hardcode_runpath_var=yes
1539     runpath_var=LD_RUN_PATH
1540     ;;
1541
1542   unixware7*)
1543     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1544     runpath_var='LD_RUN_PATH'
1545     hardcode_shlibpath_var=no
1546     ;;
1547
1548   *)
1549     ld_shlibs=no
1550     ;;
1551   esac
1552 fi
1553 echo "$ac_t$ld_shlibs" 1>&6
1554 test "$ld_shlibs" = no && can_build_shared=no
1555
1556 if test -z "$NM"; then
1557   echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6
1558   case "$NM" in
1559   [\\/]* | [A-Za-z]:[\\/]*) ;; # Let the user override the test with a path.
1560   *)
1561     IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
1562     for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do
1563       test -z "$ac_dir" && ac_dir=.
1564       if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext; then
1565         # Check to see if the nm accepts a BSD-compat flag.
1566         # Adding the `sed 1q' prevents false positives on HP-UX, which says:
1567         #   nm: unknown option "B" ignored
1568         if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
1569           NM="$ac_dir/nm -B"
1570           break
1571         elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
1572           NM="$ac_dir/nm -p"
1573           break
1574         else
1575           NM=${NM="$ac_dir/nm"} # keep the first match, but
1576           continue # so that we can try to find one that supports BSD flags
1577         fi
1578       fi
1579     done
1580     IFS="$ac_save_ifs"
1581     test -z "$NM" && NM=nm
1582     ;;
1583   esac
1584   echo "$ac_t$NM" 1>&6
1585 fi
1586
1587 # Check for command to grab the raw symbol name followed by C symbol from nm.
1588 echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
1589
1590 # These are sane defaults that work on at least a few old systems.
1591 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
1592
1593 # Character class describing NM global symbol codes.
1594 symcode='[BCDEGRST]'
1595
1596 # Regexp to match symbols that can be accessed directly from C.
1597 sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
1598
1599 # Transform the above into a raw symbol and a C symbol.
1600 symxfrm='\1 \2\3 \3'
1601
1602 # Transform an extracted symbol line into a proper C declaration
1603 global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
1604
1605 # Define system-specific variables.
1606 case "$host_os" in
1607 aix*)
1608   symcode='[BCDT]'
1609   ;;
1610 cygwin* | mingw*)
1611   symcode='[ABCDGISTW]'
1612   ;;
1613 hpux*) # Its linker distinguishes data from code symbols
1614   global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
1615   ;;
1616 irix*)
1617   symcode='[BCDEGRST]'
1618   ;;
1619 solaris*)
1620   symcode='[BDT]'
1621   ;;
1622 sysv4)
1623   symcode='[DFNSTU]'
1624   ;;
1625 esac
1626
1627 # If we're using GNU nm, then use its standard symbol codes.
1628 if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
1629   symcode='[ABCDGISTW]'
1630 fi
1631
1632 # Try without a prefix undercore, then with it.
1633 for ac_symprfx in "" "_"; do
1634
1635   # Write the raw and C identifiers.
1636   global_symbol_pipe="sed -n -e 's/^.*[         ]\($symcode\)[  ][      ]*\($ac_symprfx\)$sympat$/$symxfrm/p'"
1637
1638   # Check to see that the pipe works correctly.
1639   pipe_works=no
1640   $rm conftest*
1641   cat > conftest.c <<EOF
1642 #ifdef __cplusplus
1643 extern "C" {
1644 #endif
1645 char nm_test_var;
1646 void nm_test_func(){}
1647 #ifdef __cplusplus
1648 }
1649 #endif
1650 main(){nm_test_var='a';nm_test_func();return(0);}
1651 EOF
1652
1653   echo "$progname:1653: checking if global_symbol_pipe works" >&5
1654   if { (eval echo $progname:1654: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
1655     # Now try to grab the symbols.
1656     nlist=conftest.nm
1657     if { echo "$progname:1657: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
1658
1659       # Try sorting and uniquifying the output.
1660       if sort "$nlist" | uniq > "$nlist"T; then
1661         mv -f "$nlist"T "$nlist"
1662       else
1663         rm -f "$nlist"T
1664       fi
1665
1666       # Make sure that we snagged all the symbols we need.
1667       if egrep ' nm_test_var$' "$nlist" >/dev/null; then
1668         if egrep ' nm_test_func$' "$nlist" >/dev/null; then
1669           cat <<EOF > conftest.c
1670 #ifdef __cplusplus
1671 extern "C" {
1672 #endif
1673
1674 EOF
1675           # Now generate the symbol file.
1676           eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c'
1677
1678           cat <<EOF >> conftest.c
1679 #if defined (__STDC__) && __STDC__
1680 # define lt_ptr_t void *
1681 #else
1682 # define lt_ptr_t char *
1683 # define const
1684 #endif
1685
1686 /* The mapping between symbol names and symbols. */
1687 const struct {
1688   const char *name;
1689   lt_ptr_t address;
1690 }
1691 lt_preloaded_symbols[] =
1692 {
1693 EOF
1694           sed 's/^. \(.*\) \(.*\)$/  {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c
1695           cat <<\EOF >> conftest.c
1696   {0, (lt_ptr_t) 0}
1697 };
1698
1699 #ifdef __cplusplus
1700 }
1701 #endif
1702 EOF
1703           # Now try linking the two files.
1704           mv conftest.$objext conftstm.$objext
1705           save_LIBS="$LIBS"
1706           save_CFLAGS="$CFLAGS"
1707           LIBS="conftstm.$objext"
1708           CFLAGS="$CFLAGS$no_builtin_flag"
1709           if { (eval echo $progname:1709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1710             pipe_works=yes
1711           else
1712             echo "$progname: failed program was:" >&5
1713             cat conftest.c >&5
1714           fi
1715           LIBS="$save_LIBS"
1716         else
1717           echo "cannot find nm_test_func in $nlist" >&5
1718         fi
1719       else
1720         echo "cannot find nm_test_var in $nlist" >&5
1721       fi
1722     else
1723       echo "cannot run $global_symbol_pipe" >&5
1724     fi
1725   else
1726     echo "$progname: failed program was:" >&5
1727     cat conftest.c >&5
1728   fi
1729   $rm conftest* conftst*
1730
1731   # Do not use the global_symbol_pipe unless it works.
1732   if test "$pipe_works" = yes; then
1733     break
1734   else
1735     global_symbol_pipe=
1736   fi
1737 done
1738 if test "$pipe_works" = yes; then
1739   echo "${ac_t}ok" 1>&6
1740 else
1741   echo "${ac_t}failed" 1>&6
1742 fi
1743
1744 if test -z "$global_symbol_pipe"; then
1745   global_symbol_to_cdecl=
1746 fi
1747
1748 # Check hardcoding attributes.
1749 echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
1750 hardcode_action=
1751 if test -n "$hardcode_libdir_flag_spec" || \
1752    test -n "$runpath_var"; then
1753
1754   # We can hardcode non-existant directories.
1755   if test "$hardcode_direct" != no &&
1756      # If the only mechanism to avoid hardcoding is shlibpath_var, we
1757      # have to relink, otherwise we might link with an installed library
1758      # when we should be linking with a yet-to-be-installed one
1759      ## test "$hardcode_shlibpath_var" != no &&
1760      test "$hardcode_minus_L" != no; then
1761     # Linking always hardcodes the temporary library directory.
1762     hardcode_action=relink
1763   else
1764     # We can link without hardcoding, and we can hardcode nonexisting dirs.
1765     hardcode_action=immediate
1766   fi
1767 else
1768   # We cannot hardcode anything, or else we can only hardcode existing
1769   # directories.
1770   hardcode_action=unsupported
1771 fi
1772 echo "$ac_t$hardcode_action" 1>&6
1773
1774
1775 reload_flag=
1776 reload_cmds='$LD$reload_flag -o $output$reload_objs'
1777 echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6
1778 # PORTME Some linkers may need a different reload flag.
1779 reload_flag='-r'
1780 echo "$ac_t$reload_flag" 1>&6
1781 test -n "$reload_flag" && reload_flag=" $reload_flag"
1782
1783 # PORTME Fill in your ld.so characteristics
1784 library_names_spec=
1785 libname_spec='lib$name'
1786 soname_spec=
1787 postinstall_cmds=
1788 postuninstall_cmds=
1789 finish_cmds=
1790 finish_eval=
1791 shlibpath_var=
1792 shlibpath_overrides_runpath=unknown
1793 version_type=none
1794 dynamic_linker="$host_os ld.so"
1795 sys_lib_dlsearch_path_spec="/lib /usr/lib"
1796 sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
1797 file_magic_cmd=
1798 file_magic_test_file=
1799 deplibs_check_method='unknown'
1800 # Need to set the preceding variable on all platforms that support
1801 # interlibrary dependencies.
1802 # 'none' -- dependencies not supported.
1803 # `unknown' -- same as none, but documents that we really don't know.
1804 # 'pass_all' -- all dependencies passed with no checks.
1805 # 'test_compile' -- check by making test program.
1806 # 'file_magic [regex]' -- check by looking for files in library path
1807 # which responds to the $file_magic_cmd with a given egrep regex.
1808 # If you have `file' or equivalent on your system and you're not sure
1809 # whether `pass_all' will *always* work, you probably want this one.
1810 echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
1811 case "$host_os" in
1812 aix3*)
1813   version_type=linux
1814   library_names_spec='${libname}${release}.so$versuffix $libname.a'
1815   shlibpath_var=LIBPATH
1816
1817   # AIX has no versioning support, so we append a major version to the name.
1818   soname_spec='${libname}${release}.so$major'
1819   ;;
1820
1821 aix4*)
1822   version_type=linux
1823   # AIX has no versioning support, so currently we can not hardcode correct
1824   # soname into executable. Probably we can add versioning support to
1825   # collect2, so additional links can be useful in future.
1826   # We preserve .a as extension for shared libraries though AIX4.2
1827   # and later linker supports .so
1828   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a'
1829   shlibpath_var=LIBPATH
1830   deplibs_check_method=pass_all
1831   ;;
1832
1833 amigaos*)
1834   library_names_spec='$libname.ixlibrary $libname.a'
1835   # Create ${libname}_ixlibrary.a entries in /sys/libs.
1836   finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "(cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a)"; (cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a) || exit 1; done'
1837   ;;
1838
1839 beos*)
1840   library_names_spec='${libname}.so'
1841   dynamic_linker="$host_os ld.so"
1842   shlibpath_var=LIBRARY_PATH
1843   deplibs_check_method=pass_all
1844   lt_cv_dlopen="load_add_on"
1845   lt_cv_dlopen_libs=
1846   lt_cv_dlopen_self=yes
1847   ;;
1848
1849 bsdi4*)
1850   version_type=linux
1851   need_version=no
1852   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1853   soname_spec='${libname}${release}.so$major'
1854   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
1855   shlibpath_var=LD_LIBRARY_PATH
1856   deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)'
1857   file_magic_cmd=/usr/bin/file
1858   file_magic_test_file=/shlib/libc.so
1859   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
1860   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
1861   export_dynamic_flag_spec=-rdynamic
1862   # the default ld.so.conf also contains /usr/contrib/lib and
1863   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
1864   # libtool to hard-code these into programs
1865   ;;
1866
1867 cygwin* | mingw*)
1868   version_type=windows
1869   need_version=no
1870   need_lib_prefix=no
1871   if test "$with_gcc" = yes; then
1872     library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.a'
1873   else
1874     library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
1875   fi
1876   dynamic_linker='Win32 ld.exe'
1877   deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
1878   file_magic_cmd='${OBJDUMP} -f'
1879   # FIXME: first we should search . and the directory the executable is in
1880   shlibpath_var=PATH
1881   lt_cv_dlopen="LoadLibrary"
1882   lt_cv_dlopen_libs=
1883   ;;
1884
1885 freebsd1*)
1886   dynamic_linker=no
1887   ;;
1888
1889 freebsd*)
1890   objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
1891   version_type=freebsd-$objformat
1892   case "$version_type" in
1893     freebsd-elf*)
1894       deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object'
1895       file_magic_cmd=/usr/bin/file
1896       file_magic_test_file=`echo /usr/lib/libc.so*`
1897       library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1898       need_version=no
1899       need_lib_prefix=no
1900       ;;
1901     freebsd-*)
1902       deplibs_check_method=unknown
1903       library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix'
1904       need_version=yes
1905       ;;
1906   esac
1907   shlibpath_var=LD_LIBRARY_PATH
1908   case "$host_os" in
1909   freebsd2* | freebsd3.[01]* | freebsdelf3.[01]*)
1910     shlibpath_overrides_runpath=yes
1911     ;;
1912   *) # from 3.2 on
1913     shlibpath_overrides_runpath=no
1914     ;;
1915   esac
1916   ;;
1917
1918 gnu*)
1919   version_type=linux
1920   need_lib_prefix=no
1921   need_version=no
1922   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so'
1923   soname_spec='${libname}${release}.so$major'
1924   shlibpath_var=LD_LIBRARY_PATH
1925   deplibs_check_method=pass_all
1926   ;;
1927
1928 hpux9* | hpux10* | hpux11*)
1929   # Give a soname corresponding to the major version so that dld.sl refuses to
1930   # link against other versions.
1931   dynamic_linker="$host_os dld.sl"
1932   version_type=sunos
1933   need_lib_prefix=no
1934   need_version=no
1935   shlibpath_var=SHLIB_PATH
1936   shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1937   library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
1938   soname_spec='${libname}${release}.sl$major'
1939   # HP-UX runs *really* slowly unless shared libraries are mode 555.
1940   postinstall_cmds='chmod 555 $lib'
1941   case "$host_os" in
1942   hpux10.20*)
1943     # TODO:  Does this work for hpux-11 too?
1944     deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library'
1945     file_magic_cmd=/usr/bin/file
1946     file_magic_test_file=/usr/lib/libc.sl
1947     ;;
1948   esac
1949   ;;
1950
1951 irix5* | irix6*)
1952   version_type=irix
1953   need_lib_prefix=no
1954   need_version=no
1955   soname_spec='${libname}${release}.so.$major'
1956   library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major ${libname}${release}.so $libname.so'
1957   case "$host_os" in
1958   irix5*)
1959     libsuff= shlibsuff=
1960     # this will be overridden with pass_all, but let us keep it just in case
1961     deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1"
1962     ;;
1963   *)
1964     case "$LD" in # libtool.m4 will add one of these switches to LD
1965     *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;;
1966     *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;;
1967     *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;;
1968     *) libsuff= shlibsuff= libmagic=never-match;;
1969     esac
1970     ;;
1971   esac
1972   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1973   shlibpath_overrides_runpath=no
1974   sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1975   sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1976   file_magic_cmd=/usr/bin/file
1977   file_magic_test_file=`echo /lib${libsuff}/libc.so*`
1978   deplibs_check_method='pass_all'
1979   ;;
1980
1981 # No shared lib support for Linux oldld, aout, or coff.
1982 linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
1983   dynamic_linker=no
1984   ;;
1985
1986 # This must be Linux ELF.
1987 linux-gnu*)
1988   version_type=linux
1989   need_lib_prefix=no
1990   need_version=no
1991   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1992   soname_spec='${libname}${release}.so$major'
1993   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1994   shlibpath_var=LD_LIBRARY_PATH
1995   shlibpath_overrides_runpath=no
1996   deplibs_check_method=pass_all
1997
1998   if test -f /lib/ld.so.1; then
1999     dynamic_linker='GNU ld.so'
2000   else
2001     # Only the GNU ld.so supports shared libraries on MkLinux.
2002     case "$host_cpu" in
2003     powerpc*) dynamic_linker=no ;;
2004     *) dynamic_linker='Linux ld.so' ;;
2005     esac
2006   fi
2007   ;;
2008
2009 netbsd*)
2010   version_type=sunos
2011   if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
2012     library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2013     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2014     dynamic_linker='NetBSD (a.out) ld.so'
2015   else
2016     library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
2017     soname_spec='${libname}${release}.so$major'
2018     dynamic_linker='NetBSD ld.elf_so'
2019   fi
2020   shlibpath_var=LD_LIBRARY_PATH
2021   ;;
2022
2023 openbsd*)
2024   version_type=sunos
2025   if test "$with_gnu_ld" = yes; then
2026     need_lib_prefix=no
2027     need_version=no
2028   fi
2029   library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2030   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2031   shlibpath_var=LD_LIBRARY_PATH
2032   ;;
2033
2034 os2*)
2035   libname_spec='$name'
2036   need_lib_prefix=no
2037   library_names_spec='$libname.dll $libname.a'
2038   dynamic_linker='OS/2 ld.exe'
2039   shlibpath_var=LIBPATH
2040   ;;
2041
2042 osf3* | osf4* | osf5*)
2043   version_type=osf
2044   need_version=no
2045   soname_spec='${libname}${release}.so'
2046   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
2047   shlibpath_var=LD_LIBRARY_PATH
2048   # this will be overridden with pass_all, but let us keep it just in case
2049   deplibs_check_method='file_magic COFF format alpha shared library'
2050   file_magic_cmd=/usr/bin/file
2051   file_magic_test_file=/shlib/libc.so
2052   deplibs_check_method='pass_all'
2053   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2054   sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2055   ;;
2056
2057 rhapsody*)
2058   version_type=sunos
2059   library_names_spec='${libname}.so'
2060   soname_spec='${libname}.so'
2061   shlibpath_var=DYLD_LIBRARY_PATH
2062   deplibs_check_method=pass_all
2063   ;;
2064
2065 sco3.2v5*)
2066   version_type=osf
2067   soname_spec='${libname}${release}.so$major'
2068   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2069   shlibpath_var=LD_LIBRARY_PATH
2070   ;;
2071
2072 solaris*)
2073   version_type=linux
2074   need_lib_prefix=no
2075   need_version=no
2076   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2077   soname_spec='${libname}${release}.so$major'
2078   shlibpath_var=LD_LIBRARY_PATH
2079   shlibpath_overrides_runpath=yes
2080   # ldd complains unless libraries are executable
2081   postinstall_cmds='chmod +x $lib'
2082   deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib"
2083   file_magic_cmd=/usr/bin/file
2084   file_magic_test_file=/lib/libc.so
2085   ;;
2086
2087 sunos4*)
2088   version_type=sunos
2089   library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2090   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2091   shlibpath_var=LD_LIBRARY_PATH
2092   shlibpath_overrides_runpath=yes
2093   if test "$with_gnu_ld" = yes; then
2094     need_lib_prefix=no
2095   fi
2096   need_version=yes
2097   ;;
2098
2099 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
2100   version_type=linux
2101   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2102   soname_spec='${libname}${release}.so$major'
2103   shlibpath_var=LD_LIBRARY_PATH
2104   case "$host_vendor" in
2105     sequent)
2106       file_magic_cmd='/bin/file'
2107       deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
2108       ;;
2109     ncr)
2110       deplibs_check_method='pass_all'
2111       ;;
2112     motorola)
2113       need_lib_prefix=no
2114       need_version=no
2115       shlibpath_overrides_runpath=no
2116       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2117       deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'
2118       file_magic_cmd=/usr/bin/file
2119       file_magic_test_file=`echo /usr/lib/libc.so*`
2120       ;;
2121   esac
2122   ;;
2123
2124 uts4*)
2125   version_type=linux
2126   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2127   soname_spec='${libname}${release}.so$major'
2128   shlibpath_var=LD_LIBRARY_PATH
2129   ;;
2130
2131 dgux*)
2132   version_type=linux
2133   need_lib_prefix=no
2134   need_version=no
2135   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2136   soname_spec='${libname}${release}.so$major'
2137   shlibpath_var=LD_LIBRARY_PATH
2138   ;;
2139
2140 sysv4*MP*)
2141   if test -d /usr/nec ;then
2142     version_type=linux
2143     library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
2144     soname_spec='$libname.so.$major'
2145     shlibpath_var=LD_LIBRARY_PATH
2146   fi
2147   ;;
2148
2149 *)
2150   dynamic_linker=no
2151   ;;
2152 esac
2153 echo "$ac_t$dynamic_linker" 1>&6
2154 test "$dynamic_linker" = no && can_build_shared=no
2155
2156 # Report the final consequences.
2157 echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
2158
2159 # Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
2160 # configure.in, otherwise build static only libraries.
2161 case "$host_os" in
2162 cygwin* | mingw* | os2*)
2163   if test x$can_build_shared = xyes; then
2164     test x$enable_win32_dll = xno && can_build_shared=no
2165     echo "checking if package supports dlls... $can_build_shared" 1>&6
2166   fi
2167 ;;
2168 esac
2169
2170 if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then
2171   case "$deplibs_check_method" in
2172   "file_magic "*)
2173     file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
2174     if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2175        egrep "$file_magic_regex" > /dev/null; then
2176       :
2177     else
2178       cat <<EOF 1>&2
2179
2180 *** Warning: the command libtool uses to detect shared libraries,
2181 *** $file_magic_cmd, produces output that libtool cannot recognize.
2182 *** The result is that libtool may fail to recognize shared libraries
2183 *** as such.  This will affect the creation of libtool libraries that
2184 *** depend on shared libraries, but programs linked with such libtool
2185 *** libraries will work regardless of this problem.  Nevertheless, you
2186 *** may want to report the problem to your system manager and/or to
2187 *** bug-libtool@gnu.org
2188
2189 EOF
2190     fi ;;
2191   esac
2192 fi
2193
2194 echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
2195 test "$can_build_shared" = "no" && enable_shared=no
2196
2197 # On AIX, shared libraries and static libraries use the same namespace, and
2198 # are all built from PIC.
2199 case "$host_os" in
2200 aix3*)
2201   test "$enable_shared" = yes && enable_static=no
2202   if test -n "$RANLIB"; then
2203     archive_cmds="$archive_cmds~\$RANLIB \$lib"
2204     postinstall_cmds='$RANLIB $lib'
2205   fi
2206   ;;
2207
2208 aix4*)
2209   test "$enable_shared" = yes && enable_static=no
2210   ;;
2211 esac
2212
2213 echo "$ac_t$enable_shared" 1>&6
2214
2215 # Make sure either enable_shared or enable_static is yes.
2216 test "$enable_shared" = yes || enable_static=yes
2217
2218 echo "checking whether to build static libraries... $enable_static" 1>&6
2219
2220 if test "$hardcode_action" = relink; then
2221   # Fast installation is not supported
2222   enable_fast_install=no
2223 elif test "$shlibpath_overrides_runpath" = yes ||
2224      test "$enable_shared" = no; then
2225   # Fast installation is not necessary
2226   enable_fast_install=needless
2227 fi
2228
2229 echo $ac_n "checking for objdir... $ac_c" 1>&6
2230 rm -f .libs 2>/dev/null
2231 mkdir .libs 2>/dev/null
2232 if test -d .libs; then
2233   objdir=.libs
2234 else
2235   # MS-DOS does not allow filenames that begin with a dot.
2236   objdir=_libs
2237 fi
2238 rmdir .libs 2>/dev/null
2239 echo "$ac_t$objdir" 1>&6
2240
2241 if test "x$enable_dlopen" != xyes; then
2242   enable_dlopen=unknown
2243   enable_dlopen_self=unknown
2244   enable_dlopen_self_static=unknown
2245 else
2246 if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then
2247   lt_cv_dlopen=no lt_cv_dlopen_libs=
2248 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
2249 echo "$progname:2248: checking for dlopen in -ldl" >&5
2250 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
2251 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2252   echo $ac_n "(cached) $ac_c" 1>&6
2253 else
2254   ac_save_LIBS="$LIBS"
2255 LIBS="-ldl  $LIBS"
2256 cat > conftest.$ac_ext <<EOF
2257 #line 2256 "ltconfig"
2258 /* Override any gcc2 internal prototype to avoid an error.  */
2259 /* We use char because int might match the return type of a gcc2
2260     builtin and then its argument prototype would still apply.  */
2261 #ifdef __cplusplus
2262 extern "C"
2263 #endif
2264 char dlopen();
2265
2266 int main() {
2267 dlopen()
2268 ; return 0; }
2269 EOF
2270 if { (eval echo $progname:2269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2271   rm -rf conftest*
2272   eval "ac_cv_lib_$ac_lib_var=yes"
2273 else
2274   echo "$progname: failed program was:" >&5
2275   cat conftest.$ac_ext >&5
2276   rm -rf conftest*
2277   eval "ac_cv_lib_$ac_lib_var=no"
2278 fi
2279 rm -f conftest*
2280 LIBS="$ac_save_LIBS"
2281
2282 fi
2283 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2284   echo "$ac_t""yes" 1>&6
2285   lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
2286 else
2287   echo "$ac_t""no" 1>&6
2288 echo $ac_n "checking for dlopen""... $ac_c" 1>&6
2289 echo "$progname:2288: checking for dlopen" >&5
2290 if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
2291   echo $ac_n "(cached) $ac_c" 1>&6
2292 else
2293   cat > conftest.$ac_ext <<EOF
2294 #line 2293 "ltconfig"
2295 /* System header to define __stub macros and hopefully few prototypes,
2296     which can conflict with char dlopen(); below.  */
2297 #include <assert.h>
2298 /* Override any gcc2 internal prototype to avoid an error.  */
2299 /* We use char because int might match the return type of a gcc2
2300     builtin and then its argument prototype would still apply.  */
2301 #ifdef __cplusplus
2302 extern "C"
2303 #endif
2304 char dlopen();
2305
2306 int main() {
2307
2308 /* The GNU C library defines this for functions which it implements
2309     to always fail with ENOSYS.  Some functions are actually named
2310     something starting with __ and the normal name is an alias.  */
2311 #if defined (__stub_dlopen) || defined (__stub___dlopen)
2312 choke me
2313 #else
2314 dlopen();
2315 #endif
2316
2317 ; return 0; }
2318 EOF
2319 if { (eval echo $progname:2318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2320   rm -rf conftest*
2321   eval "ac_cv_func_dlopen=yes"
2322 else
2323   echo "$progname: failed program was:" >&5
2324   cat conftest.$ac_ext >&5
2325   rm -rf conftest*
2326   eval "ac_cv_func_dlopen=no"
2327 fi
2328 rm -f conftest*
2329 fi
2330 if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then
2331   echo "$ac_t""yes" 1>&6
2332   lt_cv_dlopen="dlopen"
2333 else
2334   echo "$ac_t""no" 1>&6
2335 echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
2336 echo "$progname:2335: checking for dld_link in -ldld" >&5
2337 ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'`
2338 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2339   echo $ac_n "(cached) $ac_c" 1>&6
2340 else
2341   ac_save_LIBS="$LIBS"
2342 LIBS="-ldld  $LIBS"
2343 cat > conftest.$ac_ext <<EOF
2344 #line 2343 "ltconfig"
2345 /* Override any gcc2 internal prototype to avoid an error.  */
2346 /* We use char because int might match the return type of a gcc2
2347     builtin and then its argument prototype would still apply.  */
2348 #ifdef __cplusplus
2349 extern "C"
2350 #endif
2351 char dld_link();
2352
2353 int main() {
2354 dld_link()
2355 ; return 0; }
2356 EOF
2357 if { (eval echo $progname:2356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2358   rm -rf conftest*
2359   eval "ac_cv_lib_$ac_lib_var=yes"
2360 else
2361   echo "$progname: failed program was:" >&5
2362   cat conftest.$ac_ext >&5
2363   rm -rf conftest*
2364   eval "ac_cv_lib_$ac_lib_var=no"
2365 fi
2366 rm -f conftest*
2367 LIBS="$ac_save_LIBS"
2368
2369 fi
2370 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2371   echo "$ac_t""yes" 1>&6
2372   lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
2373 else
2374   echo "$ac_t""no" 1>&6
2375 echo $ac_n "checking for shl_load""... $ac_c" 1>&6
2376 echo "$progname:2375: checking for shl_load" >&5
2377 if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then
2378   echo $ac_n "(cached) $ac_c" 1>&6
2379 else
2380   cat > conftest.$ac_ext <<EOF
2381 #line 2380 "ltconfig"
2382 /* System header to define __stub macros and hopefully few prototypes,
2383     which can conflict with char shl_load(); below.  */
2384 #include <assert.h>
2385 /* Override any gcc2 internal prototype to avoid an error.  */
2386 /* We use char because int might match the return type of a gcc2
2387     builtin and then its argument prototype would still apply.  */
2388 #ifdef __cplusplus
2389 extern "C"
2390 #endif
2391 char shl_load();
2392
2393 int main() {
2394
2395 /* The GNU C library defines this for functions which it implements
2396     to always fail with ENOSYS.  Some functions are actually named
2397     something starting with __ and the normal name is an alias.  */
2398 #if defined (__stub_shl_load) || defined (__stub___shl_load)
2399 choke me
2400 #else
2401 shl_load();
2402 #endif
2403
2404 ; return 0; }
2405 EOF
2406 if { (eval echo $progname:2405: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2407   rm -rf conftest*
2408   eval "ac_cv_func_shl_load=yes"
2409 else
2410   echo "$progname: failed program was:" >&5
2411   cat conftest.$ac_ext >&5
2412   rm -rf conftest*
2413   eval "ac_cv_func_shl_load=no"
2414 fi
2415 rm -f conftest*
2416 fi
2417
2418 if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then
2419   echo "$ac_t""yes" 1>&6
2420   lt_cv_dlopen="shl_load"
2421 else
2422   echo "$ac_t""no" 1>&6
2423 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
2424 echo "$progname:2423: checking for shl_load in -ldld" >&5
2425 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
2426 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2427   echo $ac_n "(cached) $ac_c" 1>&6
2428 else
2429   ac_save_LIBS="$LIBS"
2430 LIBS="-ldld  $LIBS"
2431 cat > conftest.$ac_ext <<EOF
2432 #line 2431 "ltconfig"
2433 #include "confdefs.h"
2434 /* Override any gcc2 internal prototype to avoid an error.  */
2435 /* We use char because int might match the return type of a gcc2
2436     builtin and then its argument prototype would still apply.  */
2437 #ifdef __cplusplus
2438 extern "C"
2439 #endif
2440 char shl_load();
2441
2442 int main() {
2443 shl_load()
2444 ; return 0; }
2445 EOF
2446 if { (eval echo $progname:2445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2447   rm -rf conftest*
2448   eval "ac_cv_lib_$ac_lib_var=yes"
2449 else
2450   echo "$progname: failed program was:" >&5
2451   cat conftest.$ac_ext >&5
2452   rm -rf conftest*
2453   eval "ac_cv_lib_$ac_lib_var=no"
2454 fi
2455 rm -f conftest*
2456 LIBS="$ac_save_LIBS"
2457
2458 fi
2459 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2460   echo "$ac_t""yes" 1>&6
2461   lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
2462 else
2463   echo "$ac_t""no" 1>&6
2464 fi
2465
2466
2467 fi
2468
2469
2470 fi
2471
2472
2473 fi
2474
2475
2476 fi
2477
2478 fi
2479
2480   if test "x$lt_cv_dlopen" != xno; then
2481     enable_dlopen=yes
2482   fi
2483
2484   case "$lt_cv_dlopen" in
2485   dlopen)
2486 for ac_hdr in dlfcn.h; do
2487 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
2488 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
2489 echo "$progname:2488: checking for $ac_hdr" >&5
2490 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2491   echo $ac_n "(cached) $ac_c" 1>&6
2492 else
2493   cat > conftest.$ac_ext <<EOF
2494 #line 2493 "ltconfig"
2495 #include <$ac_hdr>
2496 int fnord = 0;
2497 EOF
2498 ac_try="$ac_compile >/dev/null 2>conftest.out"
2499 { (eval echo $progname:2498: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2500 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
2501 if test -z "$ac_err"; then
2502   rm -rf conftest*
2503   eval "ac_cv_header_$ac_safe=yes"
2504 else
2505   echo "$ac_err" >&5
2506   echo "$progname: failed program was:" >&5
2507   cat conftest.$ac_ext >&5
2508   rm -rf conftest*
2509   eval "ac_cv_header_$ac_safe=no"
2510 fi
2511 rm -f conftest*
2512 fi
2513 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2514   echo "$ac_t""yes" 1>&6
2515 else
2516   echo "$ac_t""no" 1>&6
2517 fi
2518 done
2519
2520     if test "x$ac_cv_header_dlfcn_h" = xyes; then
2521       CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
2522     fi
2523     eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
2524     LIBS="$lt_cv_dlopen_libs $LIBS"
2525
2526   echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
2527 echo "$progname:2526: checking whether a program can dlopen itself" >&5
2528 if test "${lt_cv_dlopen_self+set}" = set; then
2529   echo $ac_n "(cached) $ac_c" 1>&6
2530 else
2531   if test "$cross_compiling" = yes; then
2532     lt_cv_dlopen_self=cross
2533   else
2534     cat > conftest.c <<EOF
2535 #line 2534 "ltconfig"
2536
2537 #if HAVE_DLFCN_H
2538 #include <dlfcn.h>
2539 #endif
2540
2541 #include <stdio.h>
2542
2543 #ifdef RTLD_GLOBAL
2544 # define LTDL_GLOBAL    RTLD_GLOBAL
2545 #else
2546 # ifdef DL_GLOBAL
2547 #  define LTDL_GLOBAL   DL_GLOBAL
2548 # else
2549 #  define LTDL_GLOBAL   0
2550 # endif
2551 #endif
2552
2553 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2554    find out it does not work in some platform. */
2555 #ifndef LTDL_LAZY_OR_NOW
2556 # ifdef RTLD_LAZY
2557 #  define LTDL_LAZY_OR_NOW      RTLD_LAZY
2558 # else
2559 #  ifdef DL_LAZY
2560 #   define LTDL_LAZY_OR_NOW     DL_LAZY
2561 #  else
2562 #   ifdef RTLD_NOW
2563 #    define LTDL_LAZY_OR_NOW    RTLD_NOW
2564 #   else
2565 #    ifdef DL_NOW
2566 #     define LTDL_LAZY_OR_NOW   DL_NOW
2567 #    else
2568 #     define LTDL_LAZY_OR_NOW   0
2569 #    endif
2570 #   endif
2571 #  endif
2572 # endif
2573 #endif
2574
2575 fnord() { int i=42;}
2576 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2577     if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2578                if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2579
2580 EOF
2581 if { (eval echo $progname:2580: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2582 then
2583   lt_cv_dlopen_self=yes
2584 else
2585   echo "$progname: failed program was:" >&5
2586   cat conftest.$ac_ext >&5
2587   rm -fr conftest*
2588   lt_cv_dlopen_self=no
2589 fi
2590 rm -fr conftest*
2591 fi
2592
2593 fi
2594
2595 echo "$ac_t""$lt_cv_dlopen_self" 1>&6
2596
2597   if test "$lt_cv_dlopen_self" = yes; then
2598     LDFLAGS="$LDFLAGS $link_static_flag"
2599   echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
2600 echo "$progname:2599: checking whether a statically linked program can dlopen itself" >&5
2601 if test "${lt_cv_dlopen_self_static+set}" = set; then
2602   echo $ac_n "(cached) $ac_c" 1>&6
2603 else
2604   if test "$cross_compiling" = yes; then
2605     lt_cv_dlopen_self_static=cross
2606   else
2607     cat > conftest.c <<EOF
2608 #line 2607 "ltconfig"
2609
2610 #if HAVE_DLFCN_H
2611 #include <dlfcn.h>
2612 #endif
2613
2614 #include <stdio.h>
2615
2616 #ifdef RTLD_GLOBAL
2617 # define LTDL_GLOBAL    RTLD_GLOBAL
2618 #else
2619 # ifdef DL_GLOBAL
2620 #  define LTDL_GLOBAL   DL_GLOBAL
2621 # else
2622 #  define LTDL_GLOBAL   0
2623 # endif
2624 #endif
2625
2626 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2627    find out it does not work in some platform. */
2628 #ifndef LTDL_LAZY_OR_NOW
2629 # ifdef RTLD_LAZY
2630 #  define LTDL_LAZY_OR_NOW      RTLD_LAZY
2631 # else
2632 #  ifdef DL_LAZY
2633 #   define LTDL_LAZY_OR_NOW     DL_LAZY
2634 #  else
2635 #   ifdef RTLD_NOW
2636 #    define LTDL_LAZY_OR_NOW    RTLD_NOW
2637 #   else
2638 #    ifdef DL_NOW
2639 #     define LTDL_LAZY_OR_NOW   DL_NOW
2640 #    else
2641 #     define LTDL_LAZY_OR_NOW   0
2642 #    endif
2643 #   endif
2644 #  endif
2645 # endif
2646 #endif
2647
2648 fnord() { int i=42;}
2649 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2650     if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2651     if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2652
2653 EOF
2654 if { (eval echo $progname:2653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2655 then
2656   lt_cv_dlopen_self_static=yes
2657 else
2658   echo "$progname: failed program was:" >&5
2659   cat conftest.$ac_ext >&5
2660   rm -fr conftest*
2661   lt_cv_dlopen_self_static=no
2662 fi
2663 rm -fr conftest*
2664 fi
2665
2666 fi
2667
2668 echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
2669 fi
2670     ;;
2671   esac
2672
2673   case "$lt_cv_dlopen_self" in
2674   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2675   *) enable_dlopen_self=unknown ;;
2676   esac
2677
2678   case "$lt_cv_dlopen_self_static" in
2679   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2680   *) enable_dlopen_self_static=unknown ;;
2681   esac
2682 fi
2683
2684 # Copy echo and quote the copy, instead of the original, because it is
2685 # used later.
2686 ltecho="$echo"
2687 if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
2688    ltecho="$CONFIG_SHELL \$0 --fallback-echo"
2689 fi
2690 LTSHELL="$SHELL"
2691
2692 LTCONFIG_VERSION="$VERSION"
2693
2694 # Only quote variables if we're using ltmain.sh.
2695 case "$ltmain" in
2696 *.sh)
2697   # Now quote all the things that may contain metacharacters.
2698   for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \
2699     old_LD old_LDFLAGS old_LIBS \
2700     old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \
2701     AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \
2702     reload_flag reload_cmds wl \
2703     pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
2704     thread_safe_flag_spec whole_archive_flag_spec libname_spec \
2705     library_names_spec soname_spec \
2706     RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
2707     old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \
2708     file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \
2709     finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
2710     hardcode_libdir_flag_spec hardcode_libdir_separator  \
2711     sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
2712     compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do
2713
2714     case "$var" in
2715     reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
2716     old_postinstall_cmds | old_postuninstall_cmds | \
2717     export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
2718     postinstall_cmds | postuninstall_cmds | \
2719     finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
2720       # Double-quote double-evaled strings.
2721       eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\""
2722       ;;
2723     *)
2724       eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\""
2725       ;;
2726     esac
2727   done
2728
2729   case "$ltecho" in
2730   *'\$0 --fallback-echo"')
2731     ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
2732     ;;
2733   esac
2734
2735   trap "$rm \"$ofile\"; exit 1" 1 2 15
2736   echo "creating $ofile"
2737   $rm "$ofile"
2738   cat <<EOF > "$ofile"
2739 #! $SHELL
2740
2741 # `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
2742 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2743 # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
2744 #
2745 # Copyright (C) 1996-1999 Free Software Foundation, Inc.
2746 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
2747 #
2748 # This program is free software; you can redistribute it and/or modify
2749 # it under the terms of the GNU General Public License as published by
2750 # the Free Software Foundation; either version 2 of the License, or
2751 # (at your option) any later version.
2752 #
2753 # This program is distributed in the hope that it will be useful, but
2754 # WITHOUT ANY WARRANTY; without even the implied warranty of
2755 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
2756 # General Public License for more details.
2757 #
2758 # You should have received a copy of the GNU General Public License
2759 # along with this program; if not, write to the Free Software
2760 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2761 #
2762 # As a special exception to the GNU General Public License, if you
2763 # distribute this file as part of a program that contains a
2764 # configuration script generated by Autoconf, you may include it under
2765 # the same distribution terms that you use for the rest of that program.
2766
2767 # Sed that helps us avoid accidentally triggering echo(1) options like -n.
2768 Xsed="sed -e s/^X//"
2769
2770 # The HP-UX ksh and POSIX shell print the target directory to stdout
2771 # if CDPATH is set.
2772 if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
2773
2774 ### BEGIN LIBTOOL CONFIG
2775 EOF
2776   cfgfile="$ofile"
2777   ;;
2778
2779 *)
2780   # Double-quote the variables that need it (for aesthetics).
2781   for var in old_CC old_CFLAGS old_CPPFLAGS \
2782     old_LD old_LDFLAGS old_LIBS \
2783     old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS; do
2784     eval "$var=\\\"\$var\\\""
2785   done
2786
2787   # Just create a config file.
2788   cfgfile="$ofile.cfg"
2789   trap "$rm \"$cfgfile\"; exit 1" 1 2 15
2790   echo "creating $cfgfile"
2791   $rm "$cfgfile"
2792   cat <<EOF > "$cfgfile"
2793 # `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
2794 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2795 EOF
2796   ;;
2797 esac
2798
2799 cat <<EOF >> "$cfgfile"
2800 # Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
2801 #
2802 # CC=$old_CC CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
2803 # LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
2804 # NM=$old_NM RANLIB=$old_RANLIB LN_S=$old_LN_S \\
2805 # DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP AS=$old_AS \\
2806 #   $0$ltconfig_args
2807 #
2808 # Compiler and other test output produced by $progname, useful for
2809 # debugging $progname, is in ./config.log if it exists.
2810
2811 # The version of $progname that generated this script.
2812 LTCONFIG_VERSION=$LTCONFIG_VERSION
2813
2814 # Shell to use when invoking shell scripts.
2815 SHELL=$LTSHELL
2816
2817 # Whether or not to build shared libraries.
2818 build_libtool_libs=$enable_shared
2819
2820 # Whether or not to build static libraries.
2821 build_old_libs=$enable_static
2822
2823 # Whether or not to optimize for fast installation.
2824 fast_install=$enable_fast_install
2825
2826 # The host system.
2827 host_alias=$host_alias
2828 host=$host
2829
2830 # An echo program that does not interpret backslashes.
2831 echo=$ltecho
2832
2833 # The archiver.
2834 AR=$AR
2835
2836 # The default C compiler.
2837 CC=$CC
2838
2839 # The linker used to build libraries.
2840 LD=$LD
2841
2842 # Whether we need hard or soft links.
2843 LN_S=$LN_S
2844
2845 # A BSD-compatible nm program.
2846 NM=$NM
2847
2848 # Used on cygwin: DLL creation program.
2849 DLLTOOL="$DLLTOOL"
2850
2851 # Used on cygwin: object dumper.
2852 OBJDUMP="$OBJDUMP"
2853
2854 # Used on cygwin: assembler.
2855 AS="$AS"
2856
2857 # The name of the directory that contains temporary libtool files.
2858 objdir=$objdir
2859
2860 # How to create reloadable object files.
2861 reload_flag=$reload_flag
2862 reload_cmds=$reload_cmds
2863
2864 # How to pass a linker flag through the compiler.
2865 wl=$wl
2866
2867 # Object file suffix (normally "o").
2868 objext="$objext"
2869
2870 # Old archive suffix (normally "a").
2871 libext="$libext"
2872
2873 # Executable file suffix (normally "").
2874 exeext="$exeext"
2875
2876 # Additional compiler flags for building library objects.
2877 pic_flag=$pic_flag
2878
2879 # Does compiler simultaneously support -c and -o options?
2880 compiler_c_o=$compiler_c_o
2881
2882 # Can we write directly to a .lo ?
2883 compiler_o_lo=$compiler_o_lo
2884
2885 # Must we lock files when doing compilation ?
2886 need_locks=$need_locks
2887
2888 # Do we need the lib prefix for modules?
2889 need_lib_prefix=$need_lib_prefix
2890
2891 # Do we need a version for libraries?
2892 need_version=$need_version
2893
2894 # Whether dlopen is supported.
2895 dlopen=$enable_dlopen
2896
2897 # Whether dlopen of programs is supported.
2898 dlopen_self=$enable_dlopen_self
2899
2900 # Whether dlopen of statically linked programs is supported.
2901 dlopen_self_static=$enable_dlopen_self_static
2902
2903 # Compiler flag to prevent dynamic linking.
2904 link_static_flag=$link_static_flag
2905
2906 # Compiler flag to turn off builtin functions.
2907 no_builtin_flag=$no_builtin_flag
2908
2909 # Compiler flag to allow reflexive dlopens.
2910 export_dynamic_flag_spec=$export_dynamic_flag_spec
2911
2912 # Compiler flag to generate shared objects directly from archives.
2913 whole_archive_flag_spec=$whole_archive_flag_spec
2914
2915 # Compiler flag to generate thread-safe objects.
2916 thread_safe_flag_spec=$thread_safe_flag_spec
2917
2918 # Library versioning type.
2919 version_type=$version_type
2920
2921 # Format of library name prefix.
2922 libname_spec=$libname_spec
2923
2924 # List of archive names.  First name is the real one, the rest are links.
2925 # The last name is the one that the linker finds with -lNAME.
2926 library_names_spec=$library_names_spec
2927
2928 # The coded name of the library, if different from the real name.
2929 soname_spec=$soname_spec
2930
2931 # Commands used to build and install an old-style archive.
2932 RANLIB=$RANLIB
2933 old_archive_cmds=$old_archive_cmds
2934 old_postinstall_cmds=$old_postinstall_cmds
2935 old_postuninstall_cmds=$old_postuninstall_cmds
2936
2937 # Create an old-style archive from a shared archive.
2938 old_archive_from_new_cmds=$old_archive_from_new_cmds
2939
2940 # Commands used to build and install a shared archive.
2941 archive_cmds=$archive_cmds
2942 archive_expsym_cmds=$archive_expsym_cmds
2943 postinstall_cmds=$postinstall_cmds
2944 postuninstall_cmds=$postuninstall_cmds
2945
2946 # Method to check whether dependent libraries are shared objects.
2947 deplibs_check_method=$deplibs_check_method
2948
2949 # Command to use when deplibs_check_method == file_magic.
2950 file_magic_cmd=$file_magic_cmd
2951
2952 # Flag that allows shared libraries with undefined symbols to be built.
2953 allow_undefined_flag=$allow_undefined_flag
2954
2955 # Flag that forces no undefined symbols.
2956 no_undefined_flag=$no_undefined_flag
2957
2958 # Commands used to finish a libtool library installation in a directory.
2959 finish_cmds=$finish_cmds
2960
2961 # Same as above, but a single script fragment to be evaled but not shown.
2962 finish_eval=$finish_eval
2963
2964 # Take the output of nm and produce a listing of raw symbols and C names.
2965 global_symbol_pipe=$global_symbol_pipe
2966
2967 # Transform the output of nm in a proper C declaration
2968 global_symbol_to_cdecl=$global_symbol_to_cdecl
2969
2970 # This is the shared library runtime path variable.
2971 runpath_var=$runpath_var
2972
2973 # This is the shared library path variable.
2974 shlibpath_var=$shlibpath_var
2975
2976 # Is shlibpath searched before the hard-coded library search path?
2977 shlibpath_overrides_runpath=$shlibpath_overrides_runpath
2978
2979 # How to hardcode a shared library path into an executable.
2980 hardcode_action=$hardcode_action
2981
2982 # Flag to hardcode \$libdir into a binary during linking.
2983 # This must work even if \$libdir does not exist.
2984 hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
2985
2986 # Whether we need a single -rpath flag with a separated argument.
2987 hardcode_libdir_separator=$hardcode_libdir_separator
2988
2989 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
2990 # resulting binary.
2991 hardcode_direct=$hardcode_direct
2992
2993 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
2994 # resulting binary.
2995 hardcode_minus_L=$hardcode_minus_L
2996
2997 # Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
2998 # the resulting binary.
2999 hardcode_shlibpath_var=$hardcode_shlibpath_var
3000
3001 # Compile-time system search path for libraries
3002 sys_lib_search_path_spec=$sys_lib_search_path_spec
3003
3004 # Run-time system search path for libraries
3005 sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
3006
3007 # Fix the shell variable \$srcfile for the compiler.
3008 fix_srcfile_path="$fix_srcfile_path"
3009
3010 # Set to yes if exported symbols are required.
3011 always_export_symbols=$always_export_symbols
3012
3013 # The commands to list exported symbols.
3014 export_symbols_cmds=$export_symbols_cmds
3015
3016 # Symbols that should not be listed in the preloaded symbols.
3017 exclude_expsyms=$exclude_expsyms
3018
3019 # Symbols that must always be exported.
3020 include_expsyms=$include_expsyms
3021
3022 EOF
3023
3024 case "$ltmain" in
3025 *.sh)
3026   echo '### END LIBTOOL CONFIG' >> "$ofile"
3027   echo >> "$ofile"
3028   case "$host_os" in
3029   aix3*)
3030     cat <<\EOF >> "$ofile"
3031
3032 # AIX sometimes has problems with the GCC collect2 program.  For some
3033 # reason, if we set the COLLECT_NAMES environment variable, the problems
3034 # vanish in a puff of smoke.
3035 if test "X${COLLECT_NAMES+set}" != Xset; then
3036   COLLECT_NAMES=
3037   export COLLECT_NAMES
3038 fi
3039 EOF
3040     ;;
3041   esac
3042
3043   # Append the ltmain.sh script.
3044   sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
3045   # We use sed instead of cat because bash on DJGPP gets confused if
3046   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
3047   # text mode, it properly converts lines to CR/LF.  This bash problem
3048   # is reportedly fixed, but why not run on old versions too?
3049
3050   chmod +x "$ofile"
3051   ;;
3052
3053 *)
3054   # Compile the libtool program.
3055   echo "FIXME: would compile $ltmain"
3056   ;;
3057 esac
3058
3059 test -n "$cache_file" || exit 0
3060
3061 # AC_CACHE_SAVE
3062 trap '' 1 2 15
3063 cat > confcache <<\EOF
3064 # This file is a shell script that caches the results of configure
3065 # tests run on this system so they can be shared between configure
3066 # scripts and configure runs.  It is not useful on other systems.
3067 # If it contains results you don't want to keep, you may remove or edit it.
3068 #
3069 # By default, configure uses ./config.cache as the cache file,
3070 # creating it if it does not exist already.  You can give configure
3071 # the --cache-file=FILE option to use a different cache file; that is
3072 # what configure does when it calls configure scripts in
3073 # subdirectories, so they share the cache.
3074 # Giving --cache-file=/dev/null disables caching, for debugging configure.
3075 # config.status only pays attention to the cache file if you give it the
3076 # --recheck option to rerun configure.
3077 #
3078 EOF
3079 # The following way of writing the cache mishandles newlines in values,
3080 # but we know of no workaround that is simple, portable, and efficient.
3081 # So, don't put newlines in cache variables' values.
3082 # Ultrix sh set writes to stderr and can't be redirected directly,
3083 # and sets the high bit in the cache file unless we assign to the vars.
3084 (set) 2>&1 |
3085   case `(ac_space=' '; set | grep ac_space) 2>&1` in
3086   *ac_space=\ *)
3087     # `set' does not quote correctly, so add quotes (double-quote substitution
3088     # turns \\\\ into \\, and sed turns \\ into \).
3089     sed -n \
3090       -e "s/'/'\\\\''/g" \
3091       -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
3092     ;;
3093   *)
3094     # `set' quotes correctly as required by POSIX, so do not add quotes.
3095     sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
3096     ;;
3097   esac >> confcache
3098 if cmp -s $cache_file confcache; then
3099   :
3100 else
3101   if test -w $cache_file; then
3102     echo "updating cache $cache_file"
3103     cat confcache > $cache_file
3104   else
3105     echo "not updating unwritable cache $cache_file"
3106   fi
3107 fi
3108 rm -f confcache
3109
3110 exit 0
3111
3112 # Local Variables:
3113 # mode:shell-script
3114 # sh-indentation:2
3115 # End: