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" | $Xsed -e 's%^.*/%%'`
 168
 169 # Constants:
 170 PROGRAM=ltconfig
 171 PACKAGE=libtool
 172 VERSION=1.3.4
 173 TIMESTAMP=" (1.385.2.196 1999/12/07 21:47:57)"
 174 ac_compile='${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) $ac_c" 1>&6
 625 else
 626   case "$host_os" in
 627   cygwin* | mingw* | os2*)
 628     ac_cv_exeext=.exe
 629     ;;
 630   *)
 631     ac_cv_exeext="no"
 632     $rm conftest*
 633     echo 'main () { return 0; }' > conftest.c
 634     echo "$progname:634: checking for executable suffix" >& 5
 635     if { (eval echo $progname:635: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then
 636       # Append any warnings to the config.log.
 637       cat conftest.err 1>&5
 638
 639       for ac_file in conftest.*; do
 640         case $ac_file in
 641         *.c | *.err | *.$objext ) ;;
 642         *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;;
 643         esac
 644       done
 645     else
 646       cat conftest.err 1>&5
 647       echo "$progname: failed program was:" >&5
 648       cat conftest.c >&5
 649     fi
 650     $rm conftest*
 651     ;;
 652   esac
 653 fi
 654 if test "X$ac_cv_exeext" = Xno; then
 655   exeext=""
 656 else
 657   exeext="$ac_cv_exeext"
 658 fi
 659 echo "$ac_t$ac_cv_exeext" 1>&6
 660
 661 echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
 662 pic_flag=
 663 special_shlib_compile_flags=
 664 wl=
 665 link_static_flag=
 666 no_builtin_flag=
 667
 668 if test "$with_gcc" = yes; then
 669   wl='-Wl,'
 670   link_static_flag='-static'
 671
 672   case "$host_os" in
 673   beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
 674     # PIC is the default for these OSes.
 675     ;;
 676   aix*)
 677     # Below there is a dirty hack to force normal static linking with -ldl
 678     # The problem is because libdl dynamically linked with both libc and
 679     # libC (AIX C++ library), which obviously doesn't included in libraries
 680     # list by gcc. This cause undefined symbols with -static flags.
 681     # This hack allows C programs to be linked with "-static -ldl", but
 682     # we not sure about C++ programs.
 683     link_static_flag="$link_static_flag ${wl}-lC"
 684     ;;
 685   cygwin* | mingw* | os2*)
 686     # We can build DLLs from non-PIC.
 687     ;;
 688   amigaos*)
 689     # FIXME: we need at least 68020 code to build shared libraries, but
 690     # adding the `-m68020' flag to GCC prevents building anything better,
 691     # like `-m68040'.
 692     pic_flag='-m68020 -resident32 -malways-restore-a4'
 693     ;;
 694   sysv4*MP*)
 695     if test -d /usr/nec; then
 696        pic_flag=-Kconform_pic
 697     fi
 698     ;;
 699   *)
 700     pic_flag='-fPIC'
 701     ;;
 702   esac
 703 else
 704   # PORTME Check for PIC flags for the system compiler.
 705   case "$host_os" in
 706   aix3* | aix4*)
 707     # All AIX code is PIC.
 708     link_static_flag='-bnso -bI:/lib/syscalls.exp'
 709     ;;
 710
 711   hpux9* | hpux10* | hpux11*)
 712     # Is there a better link_static_flag that works with the bundled CC?
 713     wl='-Wl,'
 714     link_static_flag="${wl}-a ${wl}archive"
 715     pic_flag='+Z'
 716     ;;
 717
 718   irix5* | irix6*)
 719     wl='-Wl,'
 720     link_static_flag='-non_shared'
 721     # PIC (with -KPIC) is the default.
 722     ;;
 723
 724   cygwin* | mingw* | os2*)
 725     # We can build DLLs from non-PIC.
 726     ;;
 727
 728   osf3* | osf4* | osf5*)
 729     # All OSF/1 code is PIC.
 730     wl='-Wl,'
 731     link_static_flag='-non_shared'
 732     ;;
 733
 734   sco3.2v5*)
 735     pic_flag='-Kpic'
 736     link_static_flag='-dn'
 737     special_shlib_compile_flags='-belf'
 738     ;;
 739
 740   solaris*)
 741     pic_flag='-KPIC'
 742     link_static_flag='-Bstatic'
 743     wl='-Wl,'
 744     ;;
 745
 746   sunos4*)
 747     pic_flag='-PIC'
 748     link_static_flag='-Bstatic'
 749     wl='-Qoption ld '
 750     ;;
 751
 752   sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
 753     pic_flag='-KPIC'
 754     link_static_flag='-Bstatic'
 755     wl='-Wl,'
 756     ;;
 757
 758   uts4*)
 759     pic_flag='-pic'
 760     link_static_flag='-Bstatic'
 761     ;;
 762
 763   sysv4*MP*)
 764     if test -d /usr/nec ;then
 765       pic_flag='-Kconform_pic'
 766       link_static_flag='-Bstatic'
 767     elif test -d /usr/dde ;then
 768       pic_flag='-KPIC'
 769       link_static_flag='-Bstatic'
 770       wl='-Wl,'
 771     fi
 772     ;;
 773   *)
 774     can_build_shared=no
 775     ;;
 776   esac
 777 fi
 778
 779 if test -n "$pic_flag"; then
 780   echo "$ac_t$pic_flag" 1>&6
 781
 782   # Check to make sure the pic_flag actually works.
 783   echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6
 784   $rm conftest*
 785   echo "int some_variable = 0;" > conftest.c
 786   save_CFLAGS="$CFLAGS"
 787   CFLAGS="$CFLAGS $pic_flag -DPIC"
 788   echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5
 789   if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
 790     # Append any warnings to the config.log.
 791     cat conftest.err 1>&5
 792
 793     case "$host_os" in
 794     hpux9* | hpux10* | hpux11*)
 795       # On HP-UX, both CC and GCC only warn that PIC is supported... then they
 796       # create non-PIC objects.  So, if there were any warnings, we assume that
 797       # PIC is not supported.
 798       if test -s conftest.err; then
 799         echo "$ac_t"no 1>&6
 800         can_build_shared=no
 801         pic_flag=
 802       else
 803         echo "$ac_t"yes 1>&6
 804         pic_flag=" $pic_flag"
 805       fi
 806       ;;
 807     *)
 808       echo "$ac_t"yes 1>&6
 809       pic_flag=" $pic_flag"
 810       ;;
 811     esac
 812   else
 813     # Append any errors to the config.log.
 814     cat conftest.err 1>&5
 815     can_build_shared=no
 816     pic_flag=
 817     echo "$ac_t"no 1>&6
 818   fi
 819   CFLAGS="$save_CFLAGS"
 820   $rm conftest*
 821 else
 822   echo "$ac_t"none 1>&6
 823 fi
 824
 825 # Check to see if options -o and -c are simultaneously supported by compiler
 826 echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6
 827 $rm -r conftest 2>/dev/null
 828 mkdir conftest
 829 cd conftest
 830 $rm conftest*
 831 echo "int some_variable = 0;" > conftest.c
 832 mkdir out
 833 # According to Tom Tromey, Ian Lance Taylor reported there are C compilers
 834 # that will create temporary files in the current directory regardless of
 835 # the output directory.  Thus, making CWD read-only will cause this test
 836 # to fail, enabling locking or at least warning the user not to do parallel
 837 # builds.
 838 chmod -w .
 839 save_CFLAGS="$CFLAGS"
 840 CFLAGS="$CFLAGS -o out/conftest2.o"
 841 echo "$progname:829: checking if $compiler supports -c -o file.o" >&5
 842 if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then
 843
 844   # The compiler can only warn and ignore the option if not recognized
 845   # So say no if there are warnings
 846     if test -s out/conftest.err; then
 847       echo "$ac_t"no 1>&6
 848       compiler_c_o=no
 849     else
 850       echo "$ac_t"yes 1>&6
 851       compiler_c_o=yes
 852     fi
 853 else
 854   # Append any errors to the config.log.
 855   cat out/conftest.err 1>&5
 856   compiler_c_o=no
 857   echo "$ac_t"no 1>&6
 858 fi
 859 CFLAGS="$save_CFLAGS"
 860 chmod u+w .
 861 $rm conftest* out/*
 862 rmdir out
 863 cd ..
 864 rmdir conftest
 865 $rm -r conftest 2>/dev/null
 866
 867 if test x"$compiler_c_o" = x"yes"; then
 868   # Check to see if we can write to a .lo
 869   echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6
 870   $rm conftest*
 871   echo "int some_variable = 0;" > conftest.c
 872   save_CFLAGS="$CFLAGS"
 873   CFLAGS="$CFLAGS -c -o conftest.lo"
 874   echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5
 875 if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then
 876
 877     # The compiler can only warn and ignore the option if not recognized
 878     # So say no if there are warnings
 879       if test -s conftest.err; then
 880         echo "$ac_t"no 1>&6
 881         compiler_o_lo=no
 882       else
 883         echo "$ac_t"yes 1>&6
 884         compiler_o_lo=yes
 885       fi
 886   else
 887     # Append any errors to the config.log.
 888     cat conftest.err 1>&5
 889     compiler_o_lo=no
 890     echo "$ac_t"no 1>&6
 891   fi
 892   CFLAGS="$save_CFLAGS"
 893   $rm conftest*
 894 else
 895   compiler_o_lo=no
 896 fi
 897
 898 # Check to see if we can do hard links to lock some files if needed
 899 hard_links="nottested"
 900 if test "$compiler_c_o" = no && test "$need_locks" != no; then
 901   # do not overwrite the value of need_locks provided by the user
 902   echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6
 903   hard_links=yes
 904   $rm conftest*
 905   ln conftest.a conftest.b 2>/dev/null && hard_links=no
 906   touch conftest.a
 907   ln conftest.a conftest.b 2>&5 || hard_links=no
 908   ln conftest.a conftest.b 2>/dev/null && hard_links=no
 909   echo "$ac_t$hard_links" 1>&6
 910   $rm conftest*
 911   if test "$hard_links" = no; then
 912     echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2
 913     need_locks=warn
 914   fi
 915 else
 916   need_locks=no
 917 fi
 918
 919 if test "$with_gcc" = yes; then
 920   # Check to see if options -fno-rtti -fno-exceptions are supported by compiler
 921   echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6
 922   $rm conftest*
 923   echo "int some_variable = 0;" > conftest.c
 924   save_CFLAGS="$CFLAGS"
 925   CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c"
 926   echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
 927   if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then
 928
 929     # The compiler can only warn and ignore the option if not recognized
 930     # So say no if there are warnings
 931       if test -s conftest.err; then
 932         echo "$ac_t"no 1>&6
 933         compiler_rtti_exceptions=no
 934       else
 935         echo "$ac_t"yes 1>&6
 936         compiler_rtti_exceptions=yes
 937       fi
 938   else
 939     # Append any errors to the config.log.
 940     cat conftest.err 1>&5
 941     compiler_rtti_exceptions=no
 942     echo "$ac_t"no 1>&6
 943   fi
 944   CFLAGS="$save_CFLAGS"
 945   $rm conftest*
 946
 947   if test "$compiler_rtti_exceptions" = "yes"; then
 948     no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
 949   else
 950     no_builtin_flag=' -fno-builtin'
 951   fi
 952
 953 fi
 954
 955 # Check for any special shared library compilation flags.
 956 if test -n "$special_shlib_compile_flags"; then
 957   echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2
 958   if echo "$old_CC $old_CFLAGS " | egrep -e "[  ]$special_shlib_compile_flags[  ]" >/dev/null; then :
 959   else
 960     echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2
 961     can_build_shared=no
 962   fi
 963 fi
 964
 965 echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6
 966 $rm conftest*
 967 echo 'main(){return(0);}' > conftest.c
 968 save_LDFLAGS="$LDFLAGS"
 969 LDFLAGS="$LDFLAGS $link_static_flag"
 970 echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5
 971 if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
 972   echo "$ac_t$link_static_flag" 1>&6
 973 else
 974   echo "$ac_t"none 1>&6
 975   link_static_flag=
 976 fi
 977 LDFLAGS="$save_LDFLAGS"
 978 $rm conftest*
 979
 980 if test -z "$LN_S"; then
 981   # Check to see if we can use ln -s, or we need hard links.
 982   echo $ac_n "checking whether ln -s works... $ac_c" 1>&6
 983   $rm conftest.dat
 984   if ln -s X conftest.dat 2>/dev/null; then
 985     $rm conftest.dat
 986     LN_S="ln -s"
 987   else
 988     LN_S=ln
 989   fi
 990   if test "$LN_S" = "ln -s"; then
 991     echo "$ac_t"yes 1>&6
 992   else
 993     echo "$ac_t"no 1>&6
 994   fi
 995 fi
 996
 997 # Make sure LD is an absolute path.
 998 if test -z "$LD"; then
 999   ac_prog=ld
1000   if test "$with_gcc" = yes; then
1001     # Check if gcc -print-prog-name=ld gives a path.
1002     echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6
1003     echo "$progname:991: checking for ld used by GCC" >&5
1004     ac_prog=`($CC -print-prog-name=ld) 2>&5`
1005     case "$ac_prog" in
1006     # Accept absolute paths.
1007     [\\/]* | [A-Za-z]:[\\/]*)
1008       re_direlt='/[^/][^/]*/\.\./'
1009       # Canonicalize the path of ld
1010       ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
1011       while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
1012         ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
1013       done
1014       test -z "$LD" && LD="$ac_prog"
1015       ;;
1016     "")
1017       # If it fails, then pretend we are not using GCC.
1018       ac_prog=ld
1019       ;;
1020     *)
1021       # If it is relative, then search for the first ld in PATH.
1022       with_gnu_ld=unknown
1023       ;;
1024     esac
1025   elif test "$with_gnu_ld" = yes; then
1026     echo $ac_n "checking for GNU ld... $ac_c" 1>&6
1027     echo "$progname:1015: checking for GNU ld" >&5
1028   else
1029     echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
1030     echo "$progname:1018: checking for non-GNU ld" >&5
1031   fi
1032
1033   if test -z "$LD"; then
1034     IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
1035     for ac_dir in $PATH; do
1036       test -z "$ac_dir" && ac_dir=.
1037       if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
1038         LD="$ac_dir/$ac_prog"
1039         # Check to see if the program is GNU ld.  I'd rather use --version,
1040         # but apparently some GNU ld's only accept -v.
1041         # Break only if it was the GNU/non-GNU ld that we prefer.
1042         if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
1043           test "$with_gnu_ld" != no && break
1044         else
1045           test "$with_gnu_ld" != yes && break
1046         fi
1047       fi
1048     done
1049     IFS="$ac_save_ifs"
1050   fi
1051
1052   if test -n "$LD"; then
1053     echo "$ac_t$LD" 1>&6
1054   else
1055     echo "$ac_t"no 1>&6
1056   fi
1057
1058   if test -z "$LD"; then
1059     echo "$progname: error: no acceptable ld found in \$PATH" 1>&2
1060     exit 1
1061   fi
1062 fi
1063
1064 # Check to see if it really is or is not GNU ld.
1065 echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6
1066 # I'd rather use --version here, but apparently some GNU ld's only accept -v.
1067 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
1068   with_gnu_ld=yes
1069 else
1070   with_gnu_ld=no
1071 fi
1072 echo "$ac_t$with_gnu_ld" 1>&6
1073
1074 # See if the linker supports building shared libraries.
1075 echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
1076
1077 allow_undefined_flag=
1078 no_undefined_flag=
1079 need_lib_prefix=unknown
1080 need_version=unknown
1081 # when you set need_version to no, make sure it does not cause -set_version
1082 # flags to be left without arguments
1083 archive_cmds=
1084 archive_expsym_cmds=
1085 old_archive_from_new_cmds=
1086 export_dynamic_flag_spec=
1087 whole_archive_flag_spec=
1088 thread_safe_flag_spec=
1089 hardcode_libdir_flag_spec=
1090 hardcode_libdir_separator=
1091 hardcode_direct=no
1092 hardcode_minus_L=no
1093 hardcode_shlibpath_var=unsupported
1094 runpath_var=
1095 always_export_symbols=no
1096 export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols'
1097 # include_expsyms should be a list of space-separated symbols to be *always*
1098 # included in the symbol list
1099 include_expsyms=
1100 # exclude_expsyms can be an egrep regular expression of symbols to exclude
1101 # it will be wrapped by ` (' and `)$', so one must not match beginning or
1102 # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
1103 # as well as any symbol that contains `d'.
1104 exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
1105 # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
1106 # platforms (ab)use it in PIC code, but their linkers get confused if
1107 # the symbol is explicitly referenced.  Since portable code cannot
1108 # rely on this symbol name, it's probably fine to never include it in
1109 # preloaded symbol tables.
1110
1111 case "$host_os" in
1112 cygwin* | mingw*)
1113   # FIXME: the MSVC++ port hasn't been tested in a loooong time
1114   # When not using gcc, we currently assume that we are using
1115   # Microsoft Visual C++.
1116   if test "$with_gcc" != yes; then
1117     with_gnu_ld=no
1118   fi
1119   ;;
1120
1121 esac
1122
1123 ld_shlibs=yes
1124 if test "$with_gnu_ld" = yes; then
1125   # If archive_cmds runs LD, not CC, wlarc should be empty
1126   wlarc='${wl}'
1127
1128   # See if GNU ld supports shared libraries.
1129   case "$host_os" in
1130   aix3* | aix4*)
1131     # On AIX, the GNU linker is very broken
1132     ld_shlibs=no
1133     cat <<EOF 1>&2
1134
1135 *** Warning: the GNU linker, at least up to release 2.9.1, is reported
1136 *** to be unable to reliably create shared libraries on AIX.
1137 *** Therefore, libtool is disabling shared libraries support.  If you
1138 *** really care for shared libraries, you may want to modify your PATH
1139 *** so that a non-GNU linker is found, and then restart.
1140
1141 EOF
1142     ;;
1143
1144   amigaos*)
1145     archive_cmds='$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 $objdir && a2ixlibrary -32)'
1146     hardcode_libdir_flag_spec='-L$libdir'
1147     hardcode_minus_L=yes
1148
1149     # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
1150     # that the semantics of dynamic libraries on AmigaOS, at least up
1151     # to version 4, is to share data among multiple programs linked
1152     # with the same dynamic library.  Since this doesn't match the
1153     # behavior of shared libraries on other platforms, we can use
1154     # them.
1155     ld_shlibs=no
1156     ;;
1157
1158   beos*)
1159     if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1160       allow_undefined_flag=unsupported
1161       # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
1162       # support --undefined.  This deserves some investigation.  FIXME
1163       archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1164     else
1165       ld_shlibs=no
1166     fi
1167     ;;
1168
1169   cygwin* | mingw*)
1170     # hardcode_libdir_flag_spec is actually meaningless, as there is
1171     # no search path for DLLs.
1172     hardcode_libdir_flag_spec='-L$libdir'
1173     allow_undefined_flag=unsupported
1174     always_export_symbols=yes
1175
1176     # Extract the symbol export list from an `--export-all' def file,
1177     # then regenerate the def file from the symbol export list, so that
1178     # the compiled dll only exports the symbol export list.
1179     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~
1180       test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
1181       $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~
1182       sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]* ; *//" < $objdir/$soname-def > $export_symbols'
1183
1184     archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~
1185       _lt_hint=1;
1186       for symbol in `cat $export_symbols`; do
1187         echo "  \$symbol @ \$_lt_hint ; " >> $objdir/$soname-def;
1188         _lt_hint=`expr 1 + \$_lt_hint`;
1189       done~
1190       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~
1191       test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
1192       $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
1193       $DLLTOOL --as=$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~
1194       $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
1195       $DLLTOOL --as=$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~
1196       $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts'
1197
1198       old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a'
1199     ;;
1200
1201   netbsd*)
1202     if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1203       archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1204       archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1205     else
1206       archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib'
1207       # can we support soname and/or expsyms with a.out? -oliva
1208     fi
1209     ;;
1210
1211   solaris* | sysv5*)
1212     if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
1213       ld_shlibs=no
1214       cat <<EOF 1>&2
1215
1216 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
1217 *** create shared libraries on Solaris systems.  Therefore, libtool
1218 *** is disabling shared libraries support.  We urge you to upgrade GNU
1219 *** binutils to release 2.9.1 or newer.  Another option is to modify
1220 *** your PATH or compiler configuration so that the native linker is
1221 *** used, and then restart.
1222
1223 EOF
1224     elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1225       archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1226       archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1227     else
1228       ld_shlibs=no
1229     fi
1230     ;;
1231
1232   sunos4*)
1233     archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linkopts'
1234     wlarc=
1235     hardcode_direct=yes
1236     hardcode_shlibpath_var=no
1237     ;;
1238
1239   *)
1240     if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1241       archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1242       archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1243     else
1244       ld_shlibs=no
1245     fi
1246     ;;
1247   esac
1248
1249   if test "$ld_shlibs" = yes; then
1250     runpath_var=LD_RUN_PATH
1251     hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
1252     export_dynamic_flag_spec='${wl}--export-dynamic'
1253     case $host_os in
1254     cygwin* | mingw*)
1255       # dlltool doesn't understand --whole-archive et. al.
1256       whole_archive_flag_spec=
1257       ;;
1258     *)
1259       # ancient GNU ld didn't support --whole-archive et. al.
1260       if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
1261         whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
1262       else
1263         whole_archive_flag_spec=
1264       fi
1265       ;;
1266     esac
1267   fi
1268 else
1269   # PORTME fill in a description of your system's linker (not GNU ld)
1270   case "$host_os" in
1271   aix3*)
1272     allow_undefined_flag=unsupported
1273     always_export_symbols=yes
1274     archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
1275     # Note: this linker hardcodes the directories in LIBPATH if there
1276     # are no directories specified by -L.
1277     hardcode_minus_L=yes
1278     if test "$with_gcc" = yes && test -z "$link_static_flag"; then
1279       # Neither direct hardcoding nor static linking is supported with a
1280       # broken collect2.
1281       hardcode_direct=unsupported
1282     fi
1283     ;;
1284
1285   aix4*)
1286     hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib'
1287     hardcode_libdir_separator=':'
1288     if test "$with_gcc" = yes; then
1289       collect2name=`${CC} -print-prog-name=collect2`
1290       if test -f "$collect2name" && \
1291          strings "$collect2name" | grep resolve_lib_name >/dev/null
1292       then
1293         # We have reworked collect2
1294         hardcode_direct=yes
1295       else
1296         # We have old collect2
1297         hardcode_direct=unsupported
1298         # It fails to find uninstalled libraries when the uninstalled
1299         # path is not listed in the libpath.  Setting hardcode_minus_L
1300         # to unsupported forces relinking
1301         hardcode_minus_L=yes
1302         hardcode_libdir_flag_spec='-L$libdir'
1303         hardcode_libdir_separator=
1304       fi
1305       shared_flag='-shared'
1306     else
1307       shared_flag='${wl}-bM:SRE'
1308       hardcode_direct=yes
1309     fi
1310     allow_undefined_flag=' ${wl}-berok'
1311     archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
1312     archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
1313     case "$host_os" in aix4.[01]|aix4.[01].*)
1314       # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on
1315       always_export_symbols=yes ;;
1316     esac
1317    ;;
1318
1319   amigaos*)
1320     archive_cmds='$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 $objdir && a2ixlibrary -32)'
1321     hardcode_libdir_flag_spec='-L$libdir'
1322     hardcode_minus_L=yes
1323     # see comment about different semantics on the GNU ld section
1324     ld_shlibs=no
1325     ;;
1326
1327   cygwin* | mingw*)
1328     # When not using gcc, we currently assume that we are using
1329     # Microsoft Visual C++.
1330     # hardcode_libdir_flag_spec is actually meaningless, as there is
1331     # no search path for DLLs.
1332     hardcode_libdir_flag_spec=' '
1333     allow_undefined_flag=unsupported
1334     # Tell ltmain to make .lib files, not .a files.
1335     libext=lib
1336     # FIXME: Setting linknames here is a bad hack.
1337     archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
1338     # The linker will automatically build a .lib file if we build a DLL.
1339     old_archive_from_new_cmds='true'
1340     # FIXME: Should let the user specify the lib program.
1341     old_archive_cmds='lib /OUT:$oldlib$oldobjs'
1342     fix_srcfile_path='`cygpath -w $srcfile`'
1343     ;;
1344
1345   freebsd1*)
1346     ld_shlibs=no
1347     ;;
1348
1349   # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
1350   # support.  Future versions do this automatically, but an explicit c++rt0.o
1351   # does not break anything, and helps significantly (at the cost of a little
1352   # extra space).
1353   freebsd2.2*)
1354     archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o'
1355     hardcode_libdir_flag_spec='-R$libdir'
1356     hardcode_direct=yes
1357     hardcode_shlibpath_var=no
1358     ;;
1359
1360   # Unfortunately, older versions of FreeBSD 2 do not have this feature.
1361   freebsd2*)
1362     archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
1363     hardcode_direct=yes
1364     hardcode_minus_L=yes
1365     hardcode_shlibpath_var=no
1366     ;;
1367
1368   # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
1369   freebsd*)
1370     archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts'
1371     hardcode_libdir_flag_spec='-R$libdir'
1372     hardcode_direct=yes
1373     hardcode_shlibpath_var=no
1374     ;;
1375
1376   hpux9* | hpux10* | hpux11*)
1377     case "$host_os" in
1378     hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;;
1379     *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;;
1380     esac
1381     hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
1382     hardcode_libdir_separator=:
1383     hardcode_direct=yes
1384     hardcode_minus_L=yes # Not in the search PATH, but as the default
1385                          # location of the library.
1386     export_dynamic_flag_spec='${wl}-E'
1387     ;;
1388
1389   irix5* | irix6*)
1390     if test "$with_gcc" = yes; then
1391       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 $lib'
1392     else
1393       archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1394     fi
1395     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1396     hardcode_libdir_separator=:
1397     ;;
1398
1399   netbsd*)
1400     if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1401       archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'  # a.out
1402     else
1403       archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts'      # ELF
1404     fi
1405     hardcode_libdir_flag_spec='${wl}-R$libdir'
1406     hardcode_direct=yes
1407     hardcode_shlibpath_var=no
1408     ;;
1409
1410   openbsd*)
1411     archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
1412     hardcode_libdir_flag_spec='-R$libdir'
1413     hardcode_direct=yes
1414     hardcode_shlibpath_var=no
1415     ;;
1416
1417   os2*)
1418     hardcode_libdir_flag_spec='-L$libdir'
1419     hardcode_minus_L=yes
1420     allow_undefined_flag=unsupported
1421     archive_cmds='$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'
1422     old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def'
1423     ;;
1424
1425   osf3*)
1426     if test "$with_gcc" = yes; then
1427       allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
1428       archive_cmds='$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 $lib'
1429     else
1430       allow_undefined_flag=' -expect_unresolved \*'
1431       archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1432     fi
1433     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1434     hardcode_libdir_separator=:
1435     ;;
1436
1437   osf4* | osf5*)  # As osf3* with the addition of the -msym flag
1438     if test "$with_gcc" = yes; then
1439       allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
1440       archive_cmds='$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 $lib'
1441     else
1442       allow_undefined_flag=' -expect_unresolved \*'
1443       archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1444     fi
1445     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1446     hardcode_libdir_separator=:
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     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1482     runpath_var='LD_RUN_PATH'
1483     hardcode_shlibpath_var=no
1484     hardcode_direct=no #Motorola manual says yes, but my tests say they lie
1485     ;;
1486
1487   sysv4.3*)
1488     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1489     hardcode_shlibpath_var=no
1490     export_dynamic_flag_spec='-Bexport'
1491     ;;
1492
1493   sysv5*)
1494     no_undefined_flag=' -z text'
1495     # $CC -shared without GNU ld will not create a library from C++
1496     # object files and a static libstdc++, better avoid it by now
1497     archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
1498     archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
1499                 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
1500     hardcode_libdir_flag_spec=
1501     hardcode_shlibpath_var=no
1502     runpath_var='LD_RUN_PATH'
1503     ;;
1504
1505   uts4*)
1506     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1507     hardcode_libdir_flag_spec='-L$libdir'
1508     hardcode_shlibpath_var=no
1509     ;;
1510
1511   dgux*)
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   sysv4*MP*)
1518     if test -d /usr/nec; then
1519       archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1520       hardcode_shlibpath_var=no
1521       runpath_var=LD_RUN_PATH
1522       hardcode_runpath_var=yes
1523       ld_shlibs=yes
1524     elif test -d /usr/dde; then
1525       archive_cmds='$CC -V -dy -G -z text -h $soname -o $lib $libobjs'
1526       hardcode_shlibpath_var=no
1527       runpath_var=LD_RUN_PATH
1528       no_undefined_flag='-z text'
1529       ld_shlibs=yes
1530     fi
1531     ;;
1532
1533   sysv4.2uw2*)
1534     archive_cmds='$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:1635: checking if global_symbol_pipe works" >&5
1654   if { (eval echo $progname:1636: \"$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 "$progname:1639: eval \"$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 $progname:1691: \"$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   ;;
1926
1927 hpux9* | hpux10* | hpux11*)
1928   # Give a soname corresponding to the major version so that dld.sl refuses to
1929   # link against other versions.
1930   dynamic_linker="$host_os dld.sl"
1931   version_type=sunos
1932   need_lib_prefix=no
1933   need_version=no
1934   shlibpath_var=SHLIB_PATH
1935   shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1936   library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
1937   soname_spec='${libname}${release}.sl$major'
1938   # HP-UX runs *really* slowly unless shared libraries are mode 555.
1939   postinstall_cmds='chmod 555 $lib'
1940   ;;
1941
1942 irix5* | irix6*)
1943   version_type=irix
1944   need_lib_prefix=no
1945   need_version=no
1946   soname_spec='${libname}${release}.so.$major'
1947   library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major ${libname}${release}.so $libname.so'
1948   case "$host_os" in
1949   irix5*)
1950     libsuff= shlibsuff=
1951     # this will be overridden with pass_all, but let us keep it just in case
1952     deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1"
1953     ;;
1954   *)
1955     case "$LD" in # libtool.m4 will add one of these switches to LD
1956     *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;;
1957     *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;;
1958     *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;;
1959     *) libsuff= shlibsuff= libmagic=never-match;;
1960     esac
1961     ;;
1962   esac
1963   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1964   shlibpath_overrides_runpath=no
1965   sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1966   sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1967   file_magic_cmd=/usr/bin/file
1968   file_magic_test_file=`echo /lib${libsuff}/libc.so*`
1969   deplibs_check_method='pass_all'
1970   ;;
1971
1972 # No shared lib support for Linux oldld, aout, or coff.
1973 linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
1974   dynamic_linker=no
1975   ;;
1976
1977 # This must be Linux ELF.
1978 linux-gnu*)
1979   version_type=linux
1980   need_lib_prefix=no
1981   need_version=no
1982   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1983   soname_spec='${libname}${release}.so$major'
1984   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1985   shlibpath_var=LD_LIBRARY_PATH
1986   shlibpath_overrides_runpath=no
1987   deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
1988   file_magic_cmd=/usr/bin/file
1989   file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
1990
1991   if test -f /lib/ld.so.1; then
1992     dynamic_linker='GNU ld.so'
1993   else
1994     # Only the GNU ld.so supports shared libraries on MkLinux.
1995     case "$host_cpu" in
1996     powerpc*) dynamic_linker=no ;;
1997     *) dynamic_linker='Linux ld.so' ;;
1998     esac
1999   fi
2000   ;;
2001
2002 netbsd*)
2003   version_type=sunos
2004   if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
2005     library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2006     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2007     dynamic_linker='NetBSD (a.out) ld.so'
2008   else
2009     library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
2010     soname_spec='${libname}${release}.so$major'
2011     dynamic_linker='NetBSD ld.elf_so'
2012   fi
2013   shlibpath_var=LD_LIBRARY_PATH
2014   ;;
2015
2016 openbsd*)
2017   version_type=sunos
2018   if test "$with_gnu_ld" = yes; then
2019     need_lib_prefix=no
2020     need_version=no
2021   fi
2022   library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2023   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2024   shlibpath_var=LD_LIBRARY_PATH
2025   ;;
2026
2027 os2*)
2028   libname_spec='$name'
2029   need_lib_prefix=no
2030   library_names_spec='$libname.dll $libname.a'
2031   dynamic_linker='OS/2 ld.exe'
2032   shlibpath_var=LIBPATH
2033   ;;
2034
2035 osf3* | osf4* | osf5*)
2036   version_type=osf
2037   need_version=no
2038   soname_spec='${libname}${release}.so'
2039   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
2040   shlibpath_var=LD_LIBRARY_PATH
2041   # this will be overridden with pass_all, but let us keep it just in case
2042   deplibs_check_method='file_magic COFF format alpha shared library'
2043   file_magic_cmd=/usr/bin/file
2044   file_magic_test_file=/shlib/libc.so
2045   deplibs_check_method='pass_all'
2046   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2047   sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2048   ;;
2049
2050 sco3.2v5*)
2051   version_type=osf
2052   soname_spec='${libname}${release}.so$major'
2053   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2054   shlibpath_var=LD_LIBRARY_PATH
2055   ;;
2056
2057 solaris*)
2058   version_type=linux
2059   need_lib_prefix=no
2060   need_version=no
2061   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2062   soname_spec='${libname}${release}.so$major'
2063   shlibpath_var=LD_LIBRARY_PATH
2064   shlibpath_overrides_runpath=yes
2065   # ldd complains unless libraries are executable
2066   postinstall_cmds='chmod +x $lib'
2067   deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib"
2068   file_magic_cmd=/usr/bin/file
2069   file_magic_test_file=/lib/libc.so
2070   ;;
2071
2072 sunos4*)
2073   version_type=sunos
2074   library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2075   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2076   shlibpath_var=LD_LIBRARY_PATH
2077   shlibpath_overrides_runpath=yes
2078   if test "$with_gnu_ld" = yes; then
2079     need_lib_prefix=no
2080   fi
2081   need_version=yes
2082   ;;
2083
2084 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
2085   version_type=linux
2086   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2087   soname_spec='${libname}${release}.so$major'
2088   shlibpath_var=LD_LIBRARY_PATH
2089   case "$host_vendor" in
2090     ncr)
2091       deplibs_check_method='pass_all'
2092       ;;
2093     motorola)
2094       need_lib_prefix=no
2095       need_version=no
2096       shlibpath_overrides_runpath=no
2097       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2098       deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'
2099       file_magic_cmd=/usr/bin/file
2100       file_magic_test_file=`echo /usr/lib/libc.so*`
2101       ;;
2102   esac
2103   ;;
2104
2105 uts4*)
2106   version_type=linux
2107   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2108   soname_spec='${libname}${release}.so$major'
2109   shlibpath_var=LD_LIBRARY_PATH
2110   ;;
2111
2112 dgux*)
2113   version_type=linux
2114   need_lib_prefix=no
2115   need_version=no
2116   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2117   soname_spec='${libname}${release}.so$major'
2118   shlibpath_var=LD_LIBRARY_PATH
2119   ;;
2120
2121 sysv4*MP*)
2122   if test -d /usr/nec ;then
2123     version_type=linux
2124     library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
2125     soname_spec='$libname.so.$major'
2126     shlibpath_var=LD_LIBRARY_PATH
2127   elif test -d /usr/dde ;then
2128     dynamic_linker="/usr/lib/libc.so.1"
2129     version_type=osf
2130     library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2131     soname_spec='${libname}${release}.so$major'
2132     shlibpath_var=LD_LIBRARY_PATH
2133   fi
2134   ;;
2135
2136 *)
2137   dynamic_linker=no
2138   ;;
2139 esac
2140 echo "$ac_t$dynamic_linker" 1>&6
2141 test "$dynamic_linker" = no && can_build_shared=no
2142
2143 # Report the final consequences.
2144 echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
2145
2146 # Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
2147 # configure.in, otherwise build static only libraries.
2148 case "$host_os" in
2149 cygwin* | mingw* | os2*)
2150   if test x$can_build_shared = xyes; then
2151     test x$enable_win32_dll = xno && can_build_shared=no
2152     echo "checking if package supports dlls... $can_build_shared" 1>&6
2153   fi
2154 ;;
2155 esac
2156
2157 if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then
2158   case "$deplibs_check_method" in
2159   "file_magic "*)
2160     file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
2161     if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2162        egrep "$file_magic_regex" > /dev/null; then
2163       :
2164     else
2165       cat <<EOF 1>&2
2166
2167 *** Warning: the command libtool uses to detect shared libraries,
2168 *** $file_magic_cmd, produces output that libtool cannot recognize.
2169 *** The result is that libtool may fail to recognize shared libraries
2170 *** as such.  This will affect the creation of libtool libraries that
2171 *** depend on shared libraries, but programs linked with such libtool
2172 *** libraries will work regardless of this problem.  Nevertheless, you
2173 *** may want to report the problem to your system manager and/or to
2174 *** bug-libtool@gnu.org
2175
2176 EOF
2177     fi ;;
2178   esac
2179 fi
2180
2181 echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
2182 test "$can_build_shared" = "no" && enable_shared=no
2183
2184 # On AIX, shared libraries and static libraries use the same namespace, and
2185 # are all built from PIC.
2186 case "$host_os" in
2187 aix3*)
2188   test "$enable_shared" = yes && enable_static=no
2189   if test -n "$RANLIB"; then
2190     archive_cmds="$archive_cmds~\$RANLIB \$lib"
2191     postinstall_cmds='$RANLIB $lib'
2192   fi
2193   ;;
2194
2195 aix4*)
2196   test "$enable_shared" = yes && enable_static=no
2197   ;;
2198 esac
2199
2200 echo "$ac_t$enable_shared" 1>&6
2201
2202 # Make sure either enable_shared or enable_static is yes.
2203 test "$enable_shared" = yes || enable_static=yes
2204
2205 echo "checking whether to build static libraries... $enable_static" 1>&6
2206
2207 if test "$hardcode_action" = relink; then
2208   # Fast installation is not supported
2209   enable_fast_install=no
2210 elif test "$shlibpath_overrides_runpath" = yes ||
2211      test "$enable_shared" = no; then
2212   # Fast installation is not necessary
2213   enable_fast_install=needless
2214 fi
2215
2216 echo $ac_n "checking for objdir... $ac_c" 1>&6
2217 rm -f .libs 2>/dev/null
2218 mkdir .libs 2>/dev/null
2219 if test -d .libs; then
2220   objdir=.libs
2221 else
2222   # MS-DOS does not allow filenames that begin with a dot.
2223   objdir=_libs
2224 fi
2225 rmdir .libs 2>/dev/null
2226 echo "$ac_t$objdir" 1>&6
2227
2228 if test "x$enable_dlopen" != xyes; then
2229   enable_dlopen=unknown
2230   enable_dlopen_self=unknown
2231   enable_dlopen_self_static=unknown
2232 else
2233 if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then
2234   lt_cv_dlopen=no lt_cv_dlopen_libs=
2235 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
2236 echo "$progname:2212: checking for dlopen in -ldl" >&5
2237 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
2238 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2239   echo $ac_n "(cached) $ac_c" 1>&6
2240 else
2241   ac_save_LIBS="$LIBS"
2242 LIBS="-ldl  $LIBS"
2243 cat > conftest.$ac_ext <<EOF
2244 #line 2220 "ltconfig"
2245 /* Override any gcc2 internal prototype to avoid an error.  */
2246 /* We use char because int might match the return type of a gcc2
2247     builtin and then its argument prototype would still apply.  */
2248 #ifdef __cplusplus
2249 extern "C"
2250 #endif
2251 char dlopen();
2252
2253 int main() {
2254 dlopen()
2255 ; return 0; }
2256 EOF
2257 if { (eval echo $progname:2233: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2258   rm -rf conftest*
2259   eval "ac_cv_lib_$ac_lib_var=yes"
2260 else
2261   echo "$progname: failed program was:" >&5
2262   cat conftest.$ac_ext >&5
2263   rm -rf conftest*
2264   eval "ac_cv_lib_$ac_lib_var=no"
2265 fi
2266 rm -f conftest*
2267 LIBS="$ac_save_LIBS"
2268
2269 fi
2270 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2271   echo "$ac_t""yes" 1>&6
2272   lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
2273 else
2274   echo "$ac_t""no" 1>&6
2275 echo $ac_n "checking for dlopen""... $ac_c" 1>&6
2276 echo "$progname:2252: checking for dlopen" >&5
2277 if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
2278   echo $ac_n "(cached) $ac_c" 1>&6
2279 else
2280   cat > conftest.$ac_ext <<EOF
2281 #line 2257 "ltconfig"
2282 /* System header to define __stub macros and hopefully few prototypes,
2283     which can conflict with char dlopen(); below.  */
2284 #include <assert.h>
2285 /* Override any gcc2 internal prototype to avoid an error.  */
2286 /* We use char because int might match the return type of a gcc2
2287     builtin and then its argument prototype would still apply.  */
2288 #ifdef __cplusplus
2289 extern "C"
2290 #endif
2291 char dlopen();
2292
2293 int main() {
2294
2295 /* The GNU C library defines this for functions which it implements
2296     to always fail with ENOSYS.  Some functions are actually named
2297     something starting with __ and the normal name is an alias.  */
2298 #if defined (__stub_dlopen) || defined (__stub___dlopen)
2299 choke me
2300 #else
2301 dlopen();
2302 #endif
2303
2304 ; return 0; }
2305 EOF
2306 if { (eval echo $progname:2282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2307   rm -rf conftest*
2308   eval "ac_cv_func_dlopen=yes"
2309 else
2310   echo "$progname: failed program was:" >&5
2311   cat conftest.$ac_ext >&5
2312   rm -rf conftest*
2313   eval "ac_cv_func_dlopen=no"
2314 fi
2315 rm -f conftest*
2316 fi
2317 if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then
2318   echo "$ac_t""yes" 1>&6
2319   lt_cv_dlopen="dlopen"
2320 else
2321   echo "$ac_t""no" 1>&6
2322 echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
2323 echo "$progname:2299: checking for dld_link in -ldld" >&5
2324 ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'`
2325 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2326   echo $ac_n "(cached) $ac_c" 1>&6
2327 else
2328   ac_save_LIBS="$LIBS"
2329 LIBS="-ldld  $LIBS"
2330 cat > conftest.$ac_ext <<EOF
2331 #line 2307 "ltconfig"
2332 /* Override any gcc2 internal prototype to avoid an error.  */
2333 /* We use char because int might match the return type of a gcc2
2334     builtin and then its argument prototype would still apply.  */
2335 #ifdef __cplusplus
2336 extern "C"
2337 #endif
2338 char dld_link();
2339
2340 int main() {
2341 dld_link()
2342 ; return 0; }
2343 EOF
2344 if { (eval echo $progname:2320: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2345   rm -rf conftest*
2346   eval "ac_cv_lib_$ac_lib_var=yes"
2347 else
2348   echo "$progname: failed program was:" >&5
2349   cat conftest.$ac_ext >&5
2350   rm -rf conftest*
2351   eval "ac_cv_lib_$ac_lib_var=no"
2352 fi
2353 rm -f conftest*
2354 LIBS="$ac_save_LIBS"
2355
2356 fi
2357 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2358   echo "$ac_t""yes" 1>&6
2359   lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
2360 else
2361   echo "$ac_t""no" 1>&6
2362 echo $ac_n "checking for shl_load""... $ac_c" 1>&6
2363 echo "$progname:2339: checking for shl_load" >&5
2364 if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then
2365   echo $ac_n "(cached) $ac_c" 1>&6
2366 else
2367   cat > conftest.$ac_ext <<EOF
2368 #line 2344 "ltconfig"
2369 /* System header to define __stub macros and hopefully few prototypes,
2370     which can conflict with char shl_load(); below.  */
2371 #include <assert.h>
2372 /* Override any gcc2 internal prototype to avoid an error.  */
2373 /* We use char because int might match the return type of a gcc2
2374     builtin and then its argument prototype would still apply.  */
2375 #ifdef __cplusplus
2376 extern "C"
2377 #endif
2378 char shl_load();
2379
2380 int main() {
2381
2382 /* The GNU C library defines this for functions which it implements
2383     to always fail with ENOSYS.  Some functions are actually named
2384     something starting with __ and the normal name is an alias.  */
2385 #if defined (__stub_shl_load) || defined (__stub___shl_load)
2386 choke me
2387 #else
2388 shl_load();
2389 #endif
2390
2391 ; return 0; }
2392 EOF
2393 if { (eval echo $progname:2369: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2394   rm -rf conftest*
2395   eval "ac_cv_func_shl_load=yes"
2396 else
2397   echo "$progname: failed program was:" >&5
2398   cat conftest.$ac_ext >&5
2399   rm -rf conftest*
2400   eval "ac_cv_func_shl_load=no"
2401 fi
2402 rm -f conftest*
2403 fi
2404
2405 if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then
2406   echo "$ac_t""yes" 1>&6
2407   lt_cv_dlopen="shl_load"
2408 else
2409   echo "$ac_t""no" 1>&6
2410 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
2411 echo "$progname:2387: checking for shl_load in -ldld" >&5
2412 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
2413 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2414   echo $ac_n "(cached) $ac_c" 1>&6
2415 else
2416   ac_save_LIBS="$LIBS"
2417 LIBS="-ldld  $LIBS"
2418 cat > conftest.$ac_ext <<EOF
2419 #line 2395 "ltconfig"
2420 #include "confdefs.h"
2421 /* Override any gcc2 internal prototype to avoid an error.  */
2422 /* We use char because int might match the return type of a gcc2
2423     builtin and then its argument prototype would still apply.  */
2424 #ifdef __cplusplus
2425 extern "C"
2426 #endif
2427 char shl_load();
2428
2429 int main() {
2430 shl_load()
2431 ; return 0; }
2432 EOF
2433 if { (eval echo $progname:2409: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2434   rm -rf conftest*
2435   eval "ac_cv_lib_$ac_lib_var=yes"
2436 else
2437   echo "$progname: failed program was:" >&5
2438   cat conftest.$ac_ext >&5
2439   rm -rf conftest*
2440   eval "ac_cv_lib_$ac_lib_var=no"
2441 fi
2442 rm -f conftest*
2443 LIBS="$ac_save_LIBS"
2444
2445 fi
2446 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2447   echo "$ac_t""yes" 1>&6
2448   lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
2449 else
2450   echo "$ac_t""no" 1>&6
2451 fi
2452
2453
2454 fi
2455
2456
2457 fi
2458
2459
2460 fi
2461
2462
2463 fi
2464
2465 fi
2466
2467   if test "x$lt_cv_dlopen" != xno; then
2468     enable_dlopen=yes
2469   fi
2470
2471   case "$lt_cv_dlopen" in
2472   dlopen)
2473 for ac_hdr in dlfcn.h; do
2474 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
2475 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
2476 echo "$progname:2452: checking for $ac_hdr" >&5
2477 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2478   echo $ac_n "(cached) $ac_c" 1>&6
2479 else
2480   cat > conftest.$ac_ext <<EOF
2481 #line 2457 "ltconfig"
2482 #include <$ac_hdr>
2483 int fnord = 0;
2484 EOF
2485 ac_try="$ac_compile >/dev/null 2>conftest.out"
2486 { (eval echo $progname:2462: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2487 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
2488 if test -z "$ac_err"; then
2489   rm -rf conftest*
2490   eval "ac_cv_header_$ac_safe=yes"
2491 else
2492   echo "$ac_err" >&5
2493   echo "$progname: failed program was:" >&5
2494   cat conftest.$ac_ext >&5
2495   rm -rf conftest*
2496   eval "ac_cv_header_$ac_safe=no"
2497 fi
2498 rm -f conftest*
2499 fi
2500 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2501   echo "$ac_t""yes" 1>&6
2502 else
2503   echo "$ac_t""no" 1>&6
2504 fi
2505 done
2506
2507     if test "x$ac_cv_header_dlfcn_h" = xyes; then
2508       CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
2509     fi
2510     eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
2511     LIBS="$lt_cv_dlopen_libs $LIBS"
2512
2513   echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
2514 echo "$progname:2490: checking whether a program can dlopen itself" >&5
2515 if test "${lt_cv_dlopen_self+set}" = set; then
2516   echo $ac_n "(cached) $ac_c" 1>&6
2517 else
2518   if test "$cross_compiling" = yes; then
2519     lt_cv_dlopen_self=cross
2520   else
2521     cat > conftest.c <<EOF
2522 #line 2498 "ltconfig"
2523
2524 #if HAVE_DLFCN_H
2525 #include <dlfcn.h>
2526 #endif
2527
2528 #include <stdio.h>
2529
2530 #ifdef RTLD_GLOBAL
2531 # define LTDL_GLOBAL    RTLD_GLOBAL
2532 #else
2533 # ifdef DL_GLOBAL
2534 #  define LTDL_GLOBAL   DL_GLOBAL
2535 # else
2536 #  define LTDL_GLOBAL   0
2537 # endif
2538 #endif
2539
2540 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2541    find out it does not work in some platform. */
2542 #ifndef LTDL_LAZY_OR_NOW
2543 # ifdef RTLD_LAZY
2544 #  define LTDL_LAZY_OR_NOW      RTLD_LAZY
2545 # else
2546 #  ifdef DL_LAZY
2547 #   define LTDL_LAZY_OR_NOW     DL_LAZY
2548 #  else
2549 #   ifdef RTLD_NOW
2550 #    define LTDL_LAZY_OR_NOW    RTLD_NOW
2551 #   else
2552 #    ifdef DL_NOW
2553 #     define LTDL_LAZY_OR_NOW   DL_NOW
2554 #    else
2555 #     define LTDL_LAZY_OR_NOW   0
2556 #    endif
2557 #   endif
2558 #  endif
2559 # endif
2560 #endif
2561
2562 fnord() { int i=42;}
2563 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2564     if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2565                if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2566
2567 EOF
2568 if { (eval echo $progname:2544: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2569 then
2570   lt_cv_dlopen_self=yes
2571 else
2572   echo "$progname: failed program was:" >&5
2573   cat conftest.$ac_ext >&5
2574   rm -fr conftest*
2575   lt_cv_dlopen_self=no
2576 fi
2577 rm -fr conftest*
2578 fi
2579
2580 fi
2581
2582 echo "$ac_t""$lt_cv_dlopen_self" 1>&6
2583
2584   if test "$lt_cv_dlopen_self" = yes; then
2585     LDFLAGS="$LDFLAGS $link_static_flag"
2586   echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
2587 echo "$progname:2563: checking whether a statically linked program can dlopen itself" >&5
2588 if test "${lt_cv_dlopen_self_static+set}" = set; then
2589   echo $ac_n "(cached) $ac_c" 1>&6
2590 else
2591   if test "$cross_compiling" = yes; then
2592     lt_cv_dlopen_self_static=cross
2593   else
2594     cat > conftest.c <<EOF
2595 #line 2571 "ltconfig"
2596
2597 #if HAVE_DLFCN_H
2598 #include <dlfcn.h>
2599 #endif
2600
2601 #include <stdio.h>
2602
2603 #ifdef RTLD_GLOBAL
2604 # define LTDL_GLOBAL    RTLD_GLOBAL
2605 #else
2606 # ifdef DL_GLOBAL
2607 #  define LTDL_GLOBAL   DL_GLOBAL
2608 # else
2609 #  define LTDL_GLOBAL   0
2610 # endif
2611 #endif
2612
2613 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2614    find out it does not work in some platform. */
2615 #ifndef LTDL_LAZY_OR_NOW
2616 # ifdef RTLD_LAZY
2617 #  define LTDL_LAZY_OR_NOW      RTLD_LAZY
2618 # else
2619 #  ifdef DL_LAZY
2620 #   define LTDL_LAZY_OR_NOW     DL_LAZY
2621 #  else
2622 #   ifdef RTLD_NOW
2623 #    define LTDL_LAZY_OR_NOW    RTLD_NOW
2624 #   else
2625 #    ifdef DL_NOW
2626 #     define LTDL_LAZY_OR_NOW   DL_NOW
2627 #    else
2628 #     define LTDL_LAZY_OR_NOW   0
2629 #    endif
2630 #   endif
2631 #  endif
2632 # endif
2633 #endif
2634
2635 fnord() { int i=42;}
2636 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2637     if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2638     if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2639
2640 EOF
2641 if { (eval echo $progname:2617: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2642 then
2643   lt_cv_dlopen_self_static=yes
2644 else
2645   echo "$progname: failed program was:" >&5
2646   cat conftest.$ac_ext >&5
2647   rm -fr conftest*
2648   lt_cv_dlopen_self_static=no
2649 fi
2650 rm -fr conftest*
2651 fi
2652
2653 fi
2654
2655 echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
2656 fi
2657     ;;
2658   esac
2659
2660   case "$lt_cv_dlopen_self" in
2661   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2662   *) enable_dlopen_self=unknown ;;
2663   esac
2664
2665   case "$lt_cv_dlopen_self_static" in
2666   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2667   *) enable_dlopen_self_static=unknown ;;
2668   esac
2669 fi
2670
2671 # Copy echo and quote the copy, instead of the original, because it is
2672 # used later.
2673 ltecho="$echo"
2674 if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
2675    ltecho="$CONFIG_SHELL \$0 --fallback-echo"
2676 fi
2677 LTSHELL="$SHELL"
2678
2679 LTCONFIG_VERSION="$VERSION"
2680
2681 # Only quote variables if we're using ltmain.sh.
2682 case "$ltmain" in
2683 *.sh)
2684   # Now quote all the things that may contain metacharacters.
2685   for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \
2686     old_LD old_LDFLAGS old_LIBS \
2687     old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \
2688     AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \
2689     reload_flag reload_cmds wl \
2690     pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
2691     thread_safe_flag_spec whole_archive_flag_spec libname_spec \
2692     library_names_spec soname_spec \
2693     RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
2694     old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \
2695     file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \
2696     finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
2697     hardcode_libdir_flag_spec hardcode_libdir_separator  \
2698     sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
2699     compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do
2700
2701     case "$var" in
2702     reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
2703     old_postinstall_cmds | old_postuninstall_cmds | \
2704     export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
2705     postinstall_cmds | postuninstall_cmds | \
2706     finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
2707       # Double-quote double-evaled strings.
2708       eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\""
2709       ;;
2710     *)
2711       eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\""
2712       ;;
2713     esac
2714   done
2715
2716   case "$ltecho" in
2717   *'\$0 --fallback-echo"')
2718     ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
2719     ;;
2720   esac
2721
2722   trap "$rm \"$ofile\"; exit 1" 1 2 15
2723   echo "creating $ofile"
2724   $rm "$ofile"
2725   cat <<EOF > "$ofile"
2726 #! $SHELL
2727
2728 # `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
2729 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2730 # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
2731 #
2732 # Copyright (C) 1996-1999 Free Software Foundation, Inc.
2733 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
2734 #
2735 # This program is free software; you can redistribute it and/or modify
2736 # it under the terms of the GNU General Public License as published by
2737 # the Free Software Foundation; either version 2 of the License, or
2738 # (at your option) any later version.
2739 #
2740 # This program is distributed in the hope that it will be useful, but
2741 # WITHOUT ANY WARRANTY; without even the implied warranty of
2742 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
2743 # General Public License for more details.
2744 #
2745 # You should have received a copy of the GNU General Public License
2746 # along with this program; if not, write to the Free Software
2747 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2748 #
2749 # As a special exception to the GNU General Public License, if you
2750 # distribute this file as part of a program that contains a
2751 # configuration script generated by Autoconf, you may include it under
2752 # the same distribution terms that you use for the rest of that program.
2753
2754 # Sed that helps us avoid accidentally triggering echo(1) options like -n.
2755 Xsed="sed -e s/^X//"
2756
2757 # The HP-UX ksh and POSIX shell print the target directory to stdout
2758 # if CDPATH is set.
2759 if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
2760
2761 ### BEGIN LIBTOOL CONFIG
2762 EOF
2763   cfgfile="$ofile"
2764   ;;
2765
2766 *)
2767   # Double-quote the variables that need it (for aesthetics).
2768   for var in old_CC old_CFLAGS old_CPPFLAGS \
2769     old_LD old_LDFLAGS old_LIBS \
2770     old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS; do
2771     eval "$var=\\\"\$var\\\""
2772   done
2773
2774   # Just create a config file.
2775   cfgfile="$ofile.cfg"
2776   trap "$rm \"$cfgfile\"; exit 1" 1 2 15
2777   echo "creating $cfgfile"
2778   $rm "$cfgfile"
2779   cat <<EOF > "$cfgfile"
2780 # `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
2781 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2782 EOF
2783   ;;
2784 esac
2785
2786 cat <<EOF >> "$cfgfile"
2787 # Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
2788 #
2789 # CC=$old_CC CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
2790 # LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
2791 # NM=$old_NM RANLIB=$old_RANLIB LN_S=$old_LN_S \\
2792 # DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP AS=$old_AS \\
2793 #   $0$ltconfig_args
2794 #
2795 # Compiler and other test output produced by $progname, useful for
2796 # debugging $progname, is in ./config.log if it exists.
2797
2798 # The version of $progname that generated this script.
2799 LTCONFIG_VERSION=$LTCONFIG_VERSION
2800
2801 # Shell to use when invoking shell scripts.
2802 SHELL=$LTSHELL
2803
2804 # Whether or not to build shared libraries.
2805 build_libtool_libs=$enable_shared
2806
2807 # Whether or not to build static libraries.
2808 build_old_libs=$enable_static
2809
2810 # Whether or not to optimize for fast installation.
2811 fast_install=$enable_fast_install
2812
2813 # The host system.
2814 host_alias=$host_alias
2815 host=$host
2816
2817 # An echo program that does not interpret backslashes.
2818 echo=$ltecho
2819
2820 # The archiver.
2821 AR=$AR
2822
2823 # The default C compiler.
2824 CC=$CC
2825
2826 # The linker used to build libraries.
2827 LD=$LD
2828
2829 # Whether we need hard or soft links.
2830 LN_S=$LN_S
2831
2832 # A BSD-compatible nm program.
2833 NM=$NM
2834
2835 # Used on cygwin: DLL creation program.
2836 DLLTOOL="$DLLTOOL"
2837
2838 # Used on cygwin: object dumper.
2839 OBJDUMP="$OBJDUMP"
2840
2841 # Used on cygwin: assembler.
2842 AS="$AS"
2843
2844 # The name of the directory that contains temporary libtool files.
2845 objdir=$objdir
2846
2847 # How to create reloadable object files.
2848 reload_flag=$reload_flag
2849 reload_cmds=$reload_cmds
2850
2851 # How to pass a linker flag through the compiler.
2852 wl=$wl
2853
2854 # Object file suffix (normally "o").
2855 objext="$objext"
2856
2857 # Old archive suffix (normally "a").
2858 libext="$libext"
2859
2860 # Executable file suffix (normally "").
2861 exeext="$exeext"
2862
2863 # Additional compiler flags for building library objects.
2864 pic_flag=$pic_flag
2865
2866 # Does compiler simultaneously support -c and -o options?
2867 compiler_c_o=$compiler_c_o
2868
2869 # Can we write directly to a .lo ?
2870 compiler_o_lo=$compiler_o_lo
2871
2872 # Must we lock files when doing compilation ?
2873 need_locks=$need_locks
2874
2875 # Do we need the lib prefix for modules?
2876 need_lib_prefix=$need_lib_prefix
2877
2878 # Do we need a version for libraries?
2879 need_version=$need_version
2880
2881 # Whether dlopen is supported.
2882 dlopen=$enable_dlopen
2883
2884 # Whether dlopen of programs is supported.
2885 dlopen_self=$enable_dlopen_self
2886
2887 # Whether dlopen of statically linked programs is supported.
2888 dlopen_self_static=$enable_dlopen_self_static
2889
2890 # Compiler flag to prevent dynamic linking.
2891 link_static_flag=$link_static_flag
2892
2893 # Compiler flag to turn off builtin functions.
2894 no_builtin_flag=$no_builtin_flag
2895
2896 # Compiler flag to allow reflexive dlopens.
2897 export_dynamic_flag_spec=$export_dynamic_flag_spec
2898
2899 # Compiler flag to generate shared objects directly from archives.
2900 whole_archive_flag_spec=$whole_archive_flag_spec
2901
2902 # Compiler flag to generate thread-safe objects.
2903 thread_safe_flag_spec=$thread_safe_flag_spec
2904
2905 # Library versioning type.
2906 version_type=$version_type
2907
2908 # Format of library name prefix.
2909 libname_spec=$libname_spec
2910
2911 # List of archive names.  First name is the real one, the rest are links.
2912 # The last name is the one that the linker finds with -lNAME.
2913 library_names_spec=$library_names_spec
2914
2915 # The coded name of the library, if different from the real name.
2916 soname_spec=$soname_spec
2917
2918 # Commands used to build and install an old-style archive.
2919 RANLIB=$RANLIB
2920 old_archive_cmds=$old_archive_cmds
2921 old_postinstall_cmds=$old_postinstall_cmds
2922 old_postuninstall_cmds=$old_postuninstall_cmds
2923
2924 # Create an old-style archive from a shared archive.
2925 old_archive_from_new_cmds=$old_archive_from_new_cmds
2926
2927 # Commands used to build and install a shared archive.
2928 archive_cmds=$archive_cmds
2929 archive_expsym_cmds=$archive_expsym_cmds
2930 postinstall_cmds=$postinstall_cmds
2931 postuninstall_cmds=$postuninstall_cmds
2932
2933 # Method to check whether dependent libraries are shared objects.
2934 deplibs_check_method=$deplibs_check_method
2935
2936 # Command to use when deplibs_check_method == file_magic.
2937 file_magic_cmd=$file_magic_cmd
2938
2939 # Flag that allows shared libraries with undefined symbols to be built.
2940 allow_undefined_flag=$allow_undefined_flag
2941
2942 # Flag that forces no undefined symbols.
2943 no_undefined_flag=$no_undefined_flag
2944
2945 # Commands used to finish a libtool library installation in a directory.
2946 finish_cmds=$finish_cmds
2947
2948 # Same as above, but a single script fragment to be evaled but not shown.
2949 finish_eval=$finish_eval
2950
2951 # Take the output of nm and produce a listing of raw symbols and C names.
2952 global_symbol_pipe=$global_symbol_pipe
2953
2954 # Transform the output of nm in a proper C declaration
2955 global_symbol_to_cdecl=$global_symbol_to_cdecl
2956
2957 # This is the shared library runtime path variable.
2958 runpath_var=$runpath_var
2959
2960 # This is the shared library path variable.
2961 shlibpath_var=$shlibpath_var
2962
2963 # Is shlibpath searched before the hard-coded library search path?
2964 shlibpath_overrides_runpath=$shlibpath_overrides_runpath
2965
2966 # How to hardcode a shared library path into an executable.
2967 hardcode_action=$hardcode_action
2968
2969 # Flag to hardcode \$libdir into a binary during linking.
2970 # This must work even if \$libdir does not exist.
2971 hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
2972
2973 # Whether we need a single -rpath flag with a separated argument.
2974 hardcode_libdir_separator=$hardcode_libdir_separator
2975
2976 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
2977 # resulting binary.
2978 hardcode_direct=$hardcode_direct
2979
2980 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
2981 # resulting binary.
2982 hardcode_minus_L=$hardcode_minus_L
2983
2984 # Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
2985 # the resulting binary.
2986 hardcode_shlibpath_var=$hardcode_shlibpath_var
2987
2988 # Compile-time system search path for libraries
2989 sys_lib_search_path_spec=$sys_lib_search_path_spec
2990
2991 # Run-time system search path for libraries
2992 sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
2993
2994 # Fix the shell variable \$srcfile for the compiler.
2995 fix_srcfile_path="$fix_srcfile_path"
2996
2997 # Set to yes if exported symbols are required.
2998 always_export_symbols=$always_export_symbols
2999
3000 # The commands to list exported symbols.
3001 export_symbols_cmds=$export_symbols_cmds
3002
3003 # Symbols that should not be listed in the preloaded symbols.
3004 exclude_expsyms=$exclude_expsyms
3005
3006 # Symbols that must always be exported.
3007 include_expsyms=$include_expsyms
3008
3009 EOF
3010
3011 case "$ltmain" in
3012 *.sh)
3013   echo '### END LIBTOOL CONFIG' >> "$ofile"
3014   echo >> "$ofile"
3015   case "$host_os" in
3016   aix3*)
3017     cat <<\EOF >> "$ofile"
3018
3019 # AIX sometimes has problems with the GCC collect2 program.  For some
3020 # reason, if we set the COLLECT_NAMES environment variable, the problems
3021 # vanish in a puff of smoke.
3022 if test "X${COLLECT_NAMES+set}" != Xset; then
3023   COLLECT_NAMES=
3024   export COLLECT_NAMES
3025 fi
3026 EOF
3027     ;;
3028   esac
3029
3030   # Append the ltmain.sh script.
3031   sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
3032   # We use sed instead of cat because bash on DJGPP gets confused if
3033   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
3034   # text mode, it properly converts lines to CR/LF.  This bash problem
3035   # is reportedly fixed, but why not run on old versions too?
3036
3037   chmod +x "$ofile"
3038   ;;
3039
3040 *)
3041   # Compile the libtool program.
3042   echo "FIXME: would compile $ltmain"
3043   ;;
3044 esac
3045
3046 test -n "$cache_file" || exit 0
3047
3048 # AC_CACHE_SAVE
3049 trap '' 1 2 15
3050 cat > confcache <<\EOF
3051 # This file is a shell script that caches the results of configure
3052 # tests run on this system so they can be shared between configure
3053 # scripts and configure runs.  It is not useful on other systems.
3054 # If it contains results you don't want to keep, you may remove or edit it.
3055 #
3056 # By default, configure uses ./config.cache as the cache file,
3057 # creating it if it does not exist already.  You can give configure
3058 # the --cache-file=FILE option to use a different cache file; that is
3059 # what configure does when it calls configure scripts in
3060 # subdirectories, so they share the cache.
3061 # Giving --cache-file=/dev/null disables caching, for debugging configure.
3062 # config.status only pays attention to the cache file if you give it the
3063 # --recheck option to rerun configure.
3064 #
3065 EOF
3066 # The following way of writing the cache mishandles newlines in values,
3067 # but we know of no workaround that is simple, portable, and efficient.
3068 # So, don't put newlines in cache variables' values.
3069 # Ultrix sh set writes to stderr and can't be redirected directly,
3070 # and sets the high bit in the cache file unless we assign to the vars.
3071 (set) 2>&1 |
3072   case `(ac_space=' '; set | grep ac_space) 2>&1` in
3073   *ac_space=\ *)
3074     # `set' does not quote correctly, so add quotes (double-quote substitution
3075     # turns \\\\ into \\, and sed turns \\ into \).
3076     sed -n \
3077       -e "s/'/'\\\\''/g" \
3078       -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
3079     ;;
3080   *)
3081     # `set' quotes correctly as required by POSIX, so do not add quotes.
3082     sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
3083     ;;
3084   esac >> confcache
3085 if cmp -s $cache_file confcache; then
3086   :
3087 else
3088   if test -w $cache_file; then
3089     echo "updating cache $cache_file"
3090     cat confcache > $cache_file
3091   else
3092     echo "not updating unwritable cache $cache_file"
3093   fi
3094 fi
3095 rm -f confcache
3096
3097 exit 0
3098
3099 # Local Variables:
3100 # mode:shell-script
3101 # sh-indentation:2
3102 # End: